{"type": "FeatureCollection", "features": [{"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.090605, 37.55], [15.2, 37.429739], [15.379895, 37.3], [15.45, 37.233546], [15.7, 37.142358], [15.929759, 37.05], [15.95, 37.029247], [16.142634, 36.8], [16.2, 36.74216], [16.45, 36.589276], [16.653911, 36.8], [16.45, 36.995711], [16.41483, 37.05], [16.2, 37.190386], [16.085035, 37.3], [15.95, 37.401987], [15.7, 37.472324], [15.642835, 37.55], [15.45, 37.71315], [15.2, 37.677551], [15.090605, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.138587, 37.8], [14.984385, 37.55], [15.2, 37.333464], [15.294609, 37.3], [15.45, 37.151855], [15.7, 37.098007], [15.80657, 37.05], [15.95, 36.925989], [16.132417, 36.8], [16.2, 36.706824], [16.30449, 36.55], [16.350301, 36.3], [16.36295, 36.05], [16.37058, 35.8], [16.384431, 35.55], [16.44524, 35.3], [16.45, 35.285978], [16.508296, 35.05], [16.7, 34.872277], [16.854936, 34.8], [16.95, 34.752091], [17.2, 34.679789], [17.45, 34.642099], [17.7, 34.571501], [17.746043, 34.55], [17.95, 34.376358], [18.046489, 34.3], [18.173961, 34.05], [18.2, 34.006681], [18.290385, 34.05], [18.276423, 34.3], [18.23432, 34.55], [18.313683, 34.8], [18.2, 34.974555], [18.102411, 35.05], [17.95, 35.212623], [17.895808, 35.3], [17.7, 35.455962], [17.578006, 35.55], [17.45, 35.623512], [17.271067, 35.8], [17.2, 35.898213], [17.1417, 36.05], [17.058094, 36.3], [16.95, 36.457257], [16.893707, 36.55], [16.728701, 36.8], [16.7, 36.831152], [16.537812, 37.05], [16.45, 37.12387], [16.199311, 37.3], [15.95, 37.458334], [15.7, 37.52888], [15.682405, 37.55], [15.45, 37.745617], [15.23299, 37.8], [15.2, 37.832979], [15.138587, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.776973, 37.8], [14.95, 37.626961], [14.981568, 37.55], [15.2, 37.331564], [15.45, 37.301886], [15.455544, 37.3], [15.7, 37.115224], [15.95, 37.084636], [16.061451, 37.05], [16.2, 36.929446], [16.45, 36.818015], [16.485948, 36.8], [16.7, 36.571829], [16.726423, 36.55], [16.897863, 36.3], [16.95, 36.206211], [17.11453, 36.05], [17.2, 35.838814], [17.310917, 35.8], [17.45, 35.673586], [17.47126, 35.55], [17.45, 35.458769], [17.40173, 35.3], [17.351052, 35.05], [17.340004, 34.8], [17.45, 34.643134], [17.511965, 34.55], [17.7, 34.406511], [17.797966, 34.3], [17.95, 34.194923], [18.120912, 34.05], [18.2, 33.981535], [18.423051, 33.8], [18.45, 33.772777], [18.7, 33.61145], [18.748963, 33.8], [18.7, 33.914978], [18.657146, 34.05], [18.45, 34.264646], [18.412127, 34.3], [18.2, 34.429745], [18.039585, 34.55], [17.95, 34.679972], [17.860764, 34.8], [17.95, 34.973039], [18.129327, 35.05], [18.2, 35.085206], [18.283811, 35.3], [18.308385, 35.55], [18.277011, 35.8], [18.208528, 36.05], [18.2, 36.068555], [18.103174, 36.3], [17.95, 36.500672], [17.906545, 36.55], [17.7, 36.719963], [17.58729, 36.8], [17.45, 36.888071], [17.2, 37.001227], [17.145591, 37.05], [16.95, 37.155031], [16.7, 37.277351], [16.672541, 37.3], [16.45, 37.430337], [16.2, 37.496593], [15.95, 37.540284], [15.936408, 37.55], [15.7, 37.739031], [15.45, 37.774272], [15.353183, 37.8], [15.2, 37.951345], [14.95, 37.973027], [14.776973, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.295115, 33.05], [19.45, 32.971432], [19.466969, 33.05], [19.45, 33.073819], [19.295115, 33.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.607616, 32.8], [19.696957, 32.55], [19.7, 32.54662], [19.892025, 32.3], [19.95, 32.239606], [20.112551, 32.05], [20.2, 31.974324], [20.45, 31.809532], [20.569189, 32.05], [20.45, 32.160165], [20.254557, 32.3], [20.2, 32.346361], [19.967378, 32.55], [19.95, 32.570254], [19.714404, 32.8], [19.7, 32.821299], [19.607616, 32.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.80339, 37.8], [14.95, 37.653368], [14.990465, 37.55], [15.2, 37.340459], [15.385579, 37.3], [15.45, 37.235577], [15.7, 37.109336], [15.95, 37.07516], [16.020646, 37.05], [16.2, 36.930428], [16.45, 36.900671], [16.7, 36.882306], [16.95, 36.871005], [17.2, 36.845754], [17.389011, 36.8], [17.45, 36.775787], [17.7, 36.660632], [17.864025, 36.55], [18.152033, 36.3], [18.2, 36.238842], [18.402894, 36.05], [18.45, 35.902347], [18.668338, 35.8], [18.7, 35.77538], [18.903054, 35.55], [18.95, 35.518221], [18.970008, 35.55], [18.970712, 35.8], [18.95, 35.842436], [18.820775, 36.05], [18.734286, 36.3], [18.7, 36.352997], [18.560885, 36.55], [18.45, 36.709666], [18.379069, 36.8], [18.2, 36.983006], [18.124161, 37.05], [17.95, 37.151032], [17.7, 37.234979], [17.45, 37.293081], [17.417958, 37.3], [17.2, 37.356306], [16.95, 37.405409], [16.7, 37.44515], [16.45, 37.48116], [16.2, 37.510782], [15.95, 37.545102], [15.937645, 37.55], [15.7, 37.687819], [15.45, 37.758951], [15.259267, 37.8], [15.2, 37.858377], [14.95, 37.94661], [14.80339, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.085993, 37.55], [15.2, 37.435987], [15.45, 37.487239], [15.497905, 37.55], [15.45, 37.595759], [15.2, 37.671857], [15.085993, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.636223, 37.3], [15.7, 37.253431], [15.798481, 37.3], [15.7, 37.348743], [15.636223, 37.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.043435, 37.55], [15.2, 37.384794], [15.323732, 37.3], [15.45, 37.181566], [15.7, 37.121961], [15.915907, 37.05], [15.95, 37.020736], [16.2, 36.881924], [16.414521, 36.8], [16.45, 36.772006], [16.7, 36.57968], [16.889984, 36.8], [16.7, 36.905581], [16.57377, 37.05], [16.45, 37.130705], [16.2, 37.222231], [16.103509, 37.3], [15.95, 37.406247], [15.7, 37.464937], [15.586864, 37.55], [15.45, 37.681226], [15.2, 37.716633], [15.043435, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.859781, 35.3], [17.95, 35.283231], [18.108403, 35.3], [17.95, 35.354306], [17.859781, 35.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.118114, 37.8], [14.990155, 37.55], [15.2, 37.332886], [15.252434, 37.3], [15.45, 37.114071], [15.655046, 37.05], [15.7, 37.005419], [15.95, 36.871613], [16.2, 36.832911], [16.280425, 36.8], [16.45, 36.687334], [16.698104, 36.55], [16.888888, 36.3], [16.95, 36.155979], [17.016557, 36.05], [17.026198, 35.8], [16.95, 35.611231], [16.922671, 35.55], [16.760618, 35.3], [16.7, 35.119511], [16.687618, 35.05], [16.663553, 34.8], [16.7, 34.645711], [16.726894, 34.55], [16.95, 34.425947], [17.2, 34.34868], [17.33898, 34.3], [17.45, 34.257069], [17.7, 34.203756], [17.95, 34.185951], [18.2, 34.107849], [18.271709, 34.05], [18.400961, 33.8], [18.45, 33.735678], [18.658293, 33.55], [18.7, 33.503716], [18.730998, 33.55], [18.722913, 33.8], [18.7, 33.872857], [18.524059, 34.05], [18.575596, 34.3], [18.45, 34.3643], [18.2, 34.502826], [18.186249, 34.55], [18.2, 34.682704], [18.21936, 34.8], [18.2, 34.818807], [17.95, 35.018575], [17.90608, 35.05], [17.7, 35.262013], [17.681219, 35.3], [17.611689, 35.55], [17.552728, 35.8], [17.45, 36.014065], [17.424891, 36.05], [17.306556, 36.3], [17.2, 36.502886], [17.177406, 36.55], [17.007095, 36.8], [16.95, 36.84265], [16.7, 37.002982], [16.652617, 37.05], [16.45, 37.189664], [16.2, 37.257358], [16.112168, 37.3], [15.95, 37.417578], [15.7, 37.50513], [15.650026, 37.55], [15.45, 37.736589], [15.255872, 37.8], [15.2, 37.855852], [15.118114, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.783157, 37.8], [14.95, 37.633147], [14.976865, 37.55], [15.2, 37.324137], [15.262179, 37.3], [15.45, 37.117919], [15.7, 37.071113], [15.756602, 37.05], [15.95, 36.881365], [16.2, 36.835916], [16.370805, 36.8], [16.45, 36.738566], [16.7, 36.646599], [16.95, 36.576774], [17.031916, 36.55], [17.2, 36.39923], [17.378922, 36.3], [17.45, 36.19077], [17.589155, 36.3], [17.7, 36.401074], [17.95, 36.420031], [18.130497, 36.3], [18.2, 36.246779], [18.44871, 36.05], [18.7, 35.83663], [18.808508, 36.05], [18.7, 36.193221], [18.606382, 36.3], [18.45, 36.432445], [18.303972, 36.55], [18.2, 36.617101], [17.957186, 36.8], [17.7, 36.929231], [17.45, 37.04063], [17.430222, 37.05], [17.2, 37.125861], [16.95, 37.194782], [16.7, 37.2518], [16.451174, 37.3], [16.2, 37.442917], [15.95, 37.502791], [15.805046, 37.55], [15.7, 37.653999], [15.45, 37.771205], [15.34864, 37.8], [15.2, 37.947994], [14.95, 37.966843], [14.783157, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.801511, 35.8], [18.885236, 35.55], [18.95, 35.37725], [19.011968, 35.55], [18.970762, 35.8], [18.95, 35.840371], [18.801511, 35.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.375056, 35.3], [18.384981, 35.05], [18.377583, 34.8], [18.383387, 34.55], [18.45, 34.470506], [18.488957, 34.55], [18.660999, 34.8], [18.7, 34.868757], [18.752257, 35.05], [18.7, 35.119878], [18.58, 35.3], [18.45, 35.437502], [18.375056, 35.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.890288, 33.55], [18.95, 33.512253], [19.002969, 33.55], [18.95, 33.592604], [18.890288, 33.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.375588, 32.05], [20.45, 31.983977], [20.509025, 32.05], [20.45, 32.131033], [20.375588, 32.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.93037, 31.55], [20.95, 31.534508], [21.036974, 31.55], [20.95, 31.576425], [20.93037, 31.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.803116, 37.8], [14.95, 37.653108], [14.987051, 37.55], [15.2, 37.337047], [15.305013, 37.3], [15.45, 37.154983], [15.7, 37.093552], [15.786451, 37.05], [15.95, 36.896674], [16.2, 36.837768], [16.316614, 36.8], [16.45, 36.70114], [16.7, 36.643758], [16.95, 36.598064], [17.097459, 36.55], [17.2, 36.501462], [17.45, 36.460329], [17.7, 36.45116], [17.95, 36.462108], [18.2, 36.495736], [18.45, 36.498734], [18.7, 36.424235], [18.943197, 36.3], [19.2, 36.090285], [19.39938, 36.3], [19.45, 36.450927], [19.466776, 36.55], [19.45, 36.574236], [19.2, 36.718356], [19.147682, 36.8], [18.95, 36.866882], [18.7, 36.942285], [18.45, 36.956429], [18.2, 36.953643], [17.95, 36.957535], [17.7, 36.989918], [17.45, 37.051485], [17.2, 37.091642], [16.95, 37.119573], [16.7, 37.175865], [16.45, 37.237739], [16.2, 37.298537], [15.95, 37.467181], [15.7, 37.516754], [15.657592, 37.55], [15.45, 37.737234], [15.2, 37.796023], [15.184693, 37.8], [14.95, 37.946884], [14.803116, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.68624, 36.05], [19.7, 36.04023], [19.708324, 36.05], [19.7, 36.102072], [19.68624, 36.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.105484, 37.55], [15.2, 37.455482], [15.45, 37.475265], [15.497263, 37.55], [15.45, 37.593985], [15.2, 37.661427], [15.105484, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.65105, 37.3], [15.7, 37.271861], [15.745206, 37.3], [15.7, 37.329368], [15.65105, 37.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T00:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.204072, 37.55], [15.45, 37.298503], [15.7, 37.048898], [15.95, 36.882657], [16.2, 36.831908], [16.267671, 36.8], [16.45, 36.705974], [16.7, 36.660186], [16.95, 36.591148], [16.981019, 36.8], [16.95, 36.816291], [16.7, 36.902095], [16.45, 37.041906], [16.446746, 37.05], [16.2, 37.192565], [15.95, 37.280313], [15.933523, 37.3], [15.7, 37.484671], [15.643695, 37.55], [15.45, 37.727248], [15.204072, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.960331, 36.55], [17.2, 36.438318], [17.415914, 36.55], [17.2, 36.648252], [16.960331, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.16821, 37.8], [15.013563, 37.55], [15.2, 37.362095], [15.347228, 37.3], [15.45, 37.196026], [15.575814, 37.05], [15.7, 36.927195], [15.95, 36.819012], [15.992675, 36.8], [16.2, 36.655719], [16.45, 36.605244], [16.660429, 36.55], [16.7, 36.525499], [16.95, 36.427058], [17.2, 36.361314], [17.306449, 36.3], [17.45, 36.178695], [17.630888, 36.05], [17.7, 35.918498], [17.886464, 36.05], [17.863707, 36.3], [17.7, 36.446254], [17.612415, 36.55], [17.45, 36.654778], [17.2, 36.748936], [17.109509, 36.8], [16.95, 36.886515], [16.7, 36.957972], [16.45, 37.032271], [16.429135, 37.05], [16.086837, 37.3], [15.95, 37.426087], [15.790146, 37.55], [15.7, 37.640153], [15.45, 37.753004], [15.221983, 37.8], [15.2, 37.821914], [15.16821, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.911478, 35.55], [17.879353, 35.3], [17.7, 35.074311], [17.669566, 35.05], [17.45, 34.861764], [17.356814, 34.8], [17.30278, 34.55], [17.2, 34.506184], [16.95, 34.317552], [16.945765, 34.3], [16.95, 34.29456], [17.2, 34.144064], [17.367842, 34.05], [17.45, 34.021383], [17.7, 33.939168], [17.95, 33.856332], [18.122255, 33.8], [18.2, 33.780643], [18.45, 33.789543], [18.524376, 33.8], [18.486148, 34.05], [18.45, 34.119784], [18.32037, 34.3], [18.2, 34.566251], [18.144715, 34.8], [18.096522, 35.05], [18.016404, 35.3], [17.981411, 35.55], [17.95, 35.751698], [17.911478, 35.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.816211, 33.55], [18.913087, 33.3], [18.95, 33.251803], [19.081178, 33.3], [19.05327, 33.55], [18.95, 33.714829], [18.816211, 33.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.785228, 37.8], [14.95, 37.635197], [14.974178, 37.55], [15.2, 37.312574], [15.22009, 37.3], [15.45, 37.087552], [15.521704, 37.05], [15.7, 36.87074], [15.912474, 36.8], [15.95, 36.763064], [16.2, 36.61166], [16.45, 36.565183], [16.48329, 36.55], [16.7, 36.386484], [16.95, 36.34013], [17.142416, 36.3], [17.2, 36.260797], [17.45, 36.180133], [17.7, 36.130512], [17.95, 36.062811], [18.074967, 36.05], [18.2, 36.007285], [18.296541, 36.05], [18.45, 36.088585], [18.7, 36.10165], [18.810048, 36.05], [18.95, 35.988841], [19.2, 36.00209], [19.215873, 36.05], [19.2, 36.065826], [19.00487, 36.3], [18.95, 36.330575], [18.7, 36.476446], [18.601083, 36.55], [18.45, 36.613253], [18.2, 36.666388], [17.95, 36.701316], [17.7, 36.739293], [17.45, 36.778358], [17.353172, 36.8], [17.2, 36.871511], [16.95, 36.945081], [16.7, 36.99817], [16.545264, 37.05], [16.45, 37.129698], [16.2, 37.264738], [16.122729, 37.3], [15.95, 37.447757], [15.7, 37.530325], [15.668274, 37.55], [15.45, 37.741061], [15.265374, 37.8], [15.2, 37.865038], [14.95, 37.964772], [14.785228, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.803941, 37.8], [14.95, 37.653932], [14.981278, 37.55], [15.2, 37.330419], [15.247746, 37.3], [15.45, 37.098991], [15.56709, 37.05], [15.7, 36.917076], [15.95, 36.828197], [15.999368, 36.8], [16.2, 36.637668], [16.45, 36.591309], [16.526388, 36.55], [16.7, 36.420892], [16.95, 36.36927], [17.2, 36.314875], [17.239198, 36.3], [17.45, 36.201668], [17.7, 36.156645], [17.95, 36.112953], [18.143915, 36.05], [18.2, 36.028484], [18.45, 35.995183], [18.7, 36.001747], [18.95, 36.038314], [18.990554, 36.05], [19.2, 36.113735], [19.45, 36.156768], [19.7, 36.174081], [19.95, 36.283557], [19.993732, 36.3], [19.993712, 36.55], [19.95, 36.561571], [19.7, 36.644937], [19.45, 36.647508], [19.2, 36.597426], [19.031765, 36.55], [18.95, 36.499196], [18.7, 36.444883], [18.45, 36.451527], [18.2, 36.495949], [17.95, 36.535034], [17.910008, 36.55], [17.7, 36.613382], [17.45, 36.69104], [17.2, 36.744891], [17.017284, 36.8], [16.95, 36.840815], [16.7, 36.944096], [16.45, 36.990312], [16.330784, 37.05], [16.2, 37.161863], [15.95, 37.257922], [15.884905, 37.3], [15.7, 37.468309], [15.45, 37.546333], [15.447835, 37.55], [15.2, 37.781074], [15.127618, 37.8], [14.95, 37.946059], [14.803941, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.050104, 37.55], [15.2, 37.400102], [15.36521, 37.3], [15.45, 37.215213], [15.7, 37.26116], [15.724391, 37.3], [15.7, 37.320546], [15.45, 37.40505], [15.369732, 37.55], [15.2, 37.702813], [15.050104, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.827866, 37.05], [15.95, 36.965392], [16.087446, 37.05], [15.95, 37.139888], [15.827866, 37.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.191902, 37.55], [15.2, 37.541486], [15.213684, 37.55], [15.2, 37.559316], [15.191902, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T03:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.205443, 37.55], [15.45, 37.351041], [15.525841, 37.3], [15.7, 37.145522], [15.773028, 37.05], [15.926515, 36.8], [15.95, 36.776621], [16.2, 36.636685], [16.444733, 36.55], [16.45, 36.546279], [16.7, 36.466448], [16.95, 36.456505], [17.2, 36.535525], [17.224717, 36.55], [17.2, 36.557667], [16.95, 36.629463], [16.7, 36.703499], [16.626318, 36.8], [16.45, 36.899476], [16.297832, 37.05], [16.2, 37.155033], [16.073791, 37.3], [15.95, 37.40835], [15.7, 37.481013], [15.654162, 37.55], [15.45, 37.715591], [15.205443, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.11615, 37.8], [15.009254, 37.55], [15.2, 37.356857], [15.310118, 37.3], [15.45, 37.163675], [15.679783, 37.05], [15.7, 37.029234], [15.906917, 36.8], [15.95, 36.757566], [16.201617, 36.55], [16.45, 36.361851], [16.614513, 36.3], [16.7, 36.23858], [16.95, 36.166423], [17.2, 36.129215], [17.45, 36.072961], [17.508536, 36.05], [17.7, 35.989184], [17.95, 35.914145], [18.185855, 35.8], [18.2, 35.78816], [18.45, 35.60701], [18.7, 35.607507], [18.745103, 35.8], [18.7, 35.829073], [18.485199, 36.05], [18.45, 36.073096], [18.2, 36.209884], [18.009703, 36.3], [17.95, 36.332026], [17.7, 36.402092], [17.45, 36.444516], [17.2, 36.528639], [17.176412, 36.55], [16.95, 36.683048], [16.780853, 36.8], [16.7, 36.877528], [16.508638, 37.05], [16.45, 37.1085], [16.190892, 37.3], [15.95, 37.42563], [15.7, 37.533608], [15.690459, 37.55], [15.45, 37.754115], [15.272691, 37.8], [15.2, 37.869344], [15.11615, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.129239, 34.3], [17.95, 34.089701], [17.898914, 34.05], [17.7, 33.948698], [17.45, 33.970286], [17.43083, 33.8], [17.45, 33.786025], [17.7, 33.741061], [17.95, 33.685624], [18.098732, 33.55], [18.2, 33.505993], [18.45, 33.463979], [18.7, 33.526173], [18.728548, 33.55], [18.7, 33.576517], [18.45, 33.747695], [18.381397, 33.8], [18.45, 33.859141], [18.650598, 34.05], [18.677408, 34.3], [18.45, 34.427527], [18.2, 34.340311], [18.129239, 34.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.318934, 33.05], [19.45, 32.848677], [19.544912, 33.05], [19.45, 33.200895], [19.318934, 33.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.784564, 37.8], [14.95, 37.634551], [14.974894, 37.55], [15.2, 37.314825], [15.223713, 37.3], [15.45, 37.088521], [15.506745, 37.05], [15.7, 36.850292], [15.764319, 36.8], [15.95, 36.622202], [16.049227, 36.55], [16.2, 36.397343], [16.371922, 36.3], [16.45, 36.223821], [16.7, 36.102068], [16.860268, 36.05], [16.95, 35.975963], [17.2, 35.877702], [17.45, 35.834038], [17.586463, 35.8], [17.7, 35.732707], [17.95, 35.672457], [18.2, 35.646057], [18.45, 35.615505], [18.7, 35.558156], [18.75446, 35.55], [18.95, 35.480233], [19.144168, 35.55], [19.2, 35.576321], [19.45, 35.672262], [19.7, 35.752886], [19.716486, 35.8], [19.7, 35.810883], [19.45, 35.95785], [19.342055, 36.05], [19.2, 36.098521], [18.95, 36.145957], [18.7, 36.18735], [18.45, 36.221514], [18.2, 36.246124], [17.95, 36.266526], [17.7, 36.294522], [17.677748, 36.3], [17.45, 36.395291], [16.95, 36.548419], [16.7, 36.752834], [16.610819, 36.8], [16.45, 36.943974], [16.277613, 37.05], [16.2, 37.119399], [15.95, 37.291883], [15.942325, 37.3], [15.7, 37.528191], [15.679081, 37.55], [15.45, 37.759286], [15.351129, 37.8], [15.2, 37.945874], [14.95, 37.965436], [14.784564, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.800391, 37.8], [14.95, 37.650383], [14.981271, 37.55], [15.2, 37.329263], [15.250003, 37.3], [15.45, 37.103097], [15.536167, 37.05], [15.7, 36.886155], [15.821097, 36.8], [15.95, 36.671111], [16.113929, 36.55], [16.2, 36.46391], [16.45, 36.319252], [16.476833, 36.3], [16.7, 36.134794], [16.927811, 36.05], [16.95, 36.029678], [17.2, 35.911747], [17.45, 35.875993], [17.7, 35.823867], [17.764437, 35.8], [17.95, 35.732892], [18.2, 35.688818], [18.45, 35.658979], [18.7, 35.64037], [18.95, 35.62904], [19.2, 35.613751], [19.45, 35.614371], [19.644397, 35.8], [19.45, 35.879384], [19.2, 35.94882], [18.95, 35.970654], [18.7, 35.988962], [18.45, 36.033229], [18.413856, 36.05], [18.2, 36.123578], [17.95, 36.177483], [17.7, 36.216104], [17.45, 36.264445], [17.372745, 36.3], [17.2, 36.384309], [16.95, 36.459702], [16.734382, 36.55], [16.7, 36.579485], [16.45, 36.743722], [16.381987, 36.8], [16.2, 36.968132], [16.121326, 37.05], [15.95, 37.219809], [15.855764, 37.3], [15.7, 37.455339], [15.512433, 37.55], [15.45, 37.612432], [15.2, 37.789295], [15.156621, 37.8], [14.95, 37.949609], [14.800391, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.082942, 36.05], [20.2, 35.824596], [20.305792, 35.8], [20.45, 35.792088], [20.468769, 35.8], [20.7, 35.883372], [20.928154, 36.05], [20.7, 36.247988], [20.45, 36.246133], [20.2, 36.12562], [20.082942, 36.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.940885, 37.8], [14.95, 37.790885], [14.961185, 37.8], [14.95, 37.809115], [14.940885, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.057585, 37.55], [15.2, 37.40758], [15.407878, 37.3], [15.45, 37.257881], [15.7, 37.201222], [15.725008, 37.3], [15.7, 37.324125], [15.45, 37.412464], [15.410583, 37.55], [15.2, 37.705247], [15.057585, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.771399, 37.05], [15.95, 36.91569], [16.028527, 37.05], [15.95, 37.124643], [15.771399, 37.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.076697, 36.8], [16.2, 36.716983], [16.288776, 36.8], [16.2, 36.869351], [16.076697, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.388783, 36.55], [16.45, 36.502952], [16.57208, 36.55], [16.45, 36.616063], [16.388783, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.198995, 37.55], [15.2, 37.54895], [15.202331, 37.55], [15.2, 37.551321], [15.198995, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T06:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.273025, 37.55], [15.45, 37.378419], [15.552128, 37.3], [15.7, 37.149034], [15.841271, 37.05], [15.95, 36.944248], [16.125004, 36.8], [16.2, 36.698619], [16.308487, 36.55], [16.45, 36.422973], [16.7, 36.314255], [16.764872, 36.3], [16.95, 36.268339], [17.169593, 36.3], [16.95, 36.419408], [16.910309, 36.55], [16.7, 36.699929], [16.625413, 36.8], [16.45, 36.976344], [16.384935, 37.05], [16.2, 37.206081], [16.10529, 37.3], [15.95, 37.425624], [15.834799, 37.55], [15.7, 37.681497], [15.45, 37.73358], [15.273025, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.041523, 37.8], [15.034843, 37.55], [15.2, 37.384305], [15.45, 37.310614], [15.470761, 37.3], [15.7, 37.107233], [15.778193, 37.05], [15.95, 36.885531], [16.082302, 36.8], [16.2, 36.683943], [16.329914, 36.55], [16.45, 36.42337], [16.558046, 36.3], [16.7, 36.151828], [16.811967, 36.05], [16.95, 35.922529], [17.2, 35.811598], [17.228465, 35.8], [17.45, 35.700902], [17.7, 35.659605], [17.95, 35.620735], [18.165757, 35.55], [18.2, 35.54113], [18.45, 35.493622], [18.7, 35.422047], [18.913856, 35.3], [18.95, 35.275743], [19.2, 35.127358], [19.409158, 35.05], [19.45, 35.019239], [19.49972, 35.05], [19.480307, 35.3], [19.45, 35.321332], [19.21603, 35.55], [19.2, 35.562661], [18.95, 35.702127], [18.7, 35.778415], [18.632878, 35.8], [18.45, 35.841161], [18.2, 35.882018], [17.95, 35.931599], [17.7, 36.034569], [17.686716, 36.05], [17.45, 36.201969], [17.34283, 36.3], [17.2, 36.493004], [17.148524, 36.55], [16.95, 36.777427], [16.915556, 36.8], [16.7, 36.930442], [16.530615, 37.05], [16.45, 37.101029], [16.2, 37.298061], [16.198736, 37.3], [15.95, 37.52451], [15.92651, 37.55], [15.7, 37.732685], [15.45, 37.780492], [15.37974, 37.8], [15.2, 37.927651], [15.041523, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.840221, 33.55], [17.95, 33.468244], [18.109079, 33.55], [17.95, 33.625458], [17.840221, 33.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.319473, 33.55], [18.45, 33.461183], [18.7, 33.437293], [18.95, 33.533118], [18.978686, 33.55], [18.95, 33.779421], [18.7, 33.742352], [18.45, 33.618447], [18.319473, 33.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.770104, 37.8], [14.95, 37.620086], [14.974517, 37.55], [15.2, 37.318246], [15.239764, 37.3], [15.45, 37.101792], [15.561187, 37.05], [15.7, 36.910743], [15.905956, 36.8], [15.95, 36.756215], [16.2, 36.561577], [16.211707, 36.55], [16.412265, 36.3], [16.45, 36.262282], [16.594028, 36.05], [16.7, 35.940033], [16.847024, 35.8], [16.95, 35.700944], [17.2, 35.56576], [17.230355, 35.55], [17.45, 35.400974], [17.7, 35.346468], [17.952727, 35.3], [18.2, 35.226407], [18.45, 35.185475], [18.7, 35.160876], [18.95, 35.145769], [19.2, 35.125662], [19.45, 35.075647], [19.7, 35.075697], [19.910375, 35.3], [19.95, 35.485258], [19.986364, 35.55], [19.95, 35.562033], [19.7, 35.63922], [19.45, 35.698946], [19.2, 35.72877], [18.95, 35.740148], [18.7, 35.741567], [18.45, 35.748962], [18.2, 35.768923], [18.054851, 35.8], [17.95, 35.843502], [17.7, 35.944873], [17.45, 36.048403], [17.2, 36.256126], [17.138725, 36.3], [16.95, 36.462883], [16.867771, 36.55], [16.7, 36.724801], [16.646889, 36.8], [16.399268, 37.05], [16.2, 37.25318], [15.95, 37.464789], [15.802133, 37.55], [15.7, 37.643496], [15.45, 37.77383], [15.386238, 37.8], [15.2, 37.968659], [14.95, 37.979896], [14.770104, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.785667, 37.8], [14.95, 37.635618], [14.977972, 37.55], [15.2, 37.319139], [15.232946, 37.3], [15.45, 37.096891], [15.523581, 37.05], [15.7, 36.869789], [15.811211, 36.8], [15.95, 36.665808], [16.106929, 36.55], [16.2, 36.456367], [16.390179, 36.3], [16.45, 36.240615], [16.7, 36.078975], [16.728186, 36.05], [16.95, 35.870691], [17.056785, 35.8], [17.2, 35.680089], [17.431441, 35.55], [17.45, 35.533391], [17.7, 35.405518], [17.95, 35.333909], [18.037855, 35.3], [18.2, 35.250637], [18.45, 35.225403], [18.7, 35.213362], [18.95, 35.204834], [19.45, 35.177855], [19.7, 35.187583], [19.95, 35.20559], [20.2, 35.258924], [20.45, 35.282158], [20.565242, 35.3], [20.45, 35.336184], [20.2, 35.422221], [19.957162, 35.55], [19.95, 35.551984], [19.7, 35.575742], [19.45, 35.575525], [19.2, 35.565378], [18.95, 35.56977], [18.7, 35.587355], [18.45, 35.607442], [18.2, 35.641358], [17.95, 35.692792], [17.7, 35.779765], [17.678593, 35.8], [17.45, 35.921615], [17.247984, 36.05], [17.2, 36.093504], [16.95, 36.249011], [16.897734, 36.3], [16.7, 36.471715], [16.632318, 36.55], [16.45, 36.724739], [16.375974, 36.8], [16.2, 36.970462], [16.126172, 37.05], [15.95, 37.220649], [15.860932, 37.3], [15.7, 37.458053], [15.557839, 37.55], [15.45, 37.657839], [15.2, 37.795659], [15.18298, 37.8], [14.95, 37.964333], [14.785667, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.346124, 35.8], [21.45, 35.708427], [21.7, 35.609144], [21.754721, 35.8], [21.7, 35.829241], [21.45, 35.823757], [21.346124, 35.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.893538, 37.8], [14.95, 37.743537], [15.031566, 37.55], [15.2, 37.373213], [15.35241, 37.3], [15.45, 37.211544], [15.7, 37.18232], [15.775951, 37.3], [15.7, 37.365248], [15.45, 37.449619], [15.412241, 37.55], [15.2, 37.723044], [15.010273, 37.8], [14.95, 37.856462], [14.893538, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.796015, 37.05], [15.95, 36.929467], [16.084721, 37.05], [15.95, 37.160093], [15.796015, 37.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.159463, 36.8], [16.2, 36.76394], [16.256568, 36.8], [16.2, 36.848863], [16.159463, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.195251, 37.55], [15.2, 37.545119], [15.215506, 37.55], [15.2, 37.556799], [15.195251, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T09:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.177123, 37.55], [15.2, 37.527241], [15.45, 37.368643], [15.66092, 37.3], [15.7, 37.263507], [15.95, 37.095096], [16.030598, 37.05], [16.2, 36.934439], [16.45, 36.927193], [16.540135, 37.05], [16.45, 37.120056], [16.287443, 37.3], [16.2, 37.378681], [15.985595, 37.55], [15.95, 37.581935], [15.7, 37.714615], [15.45, 37.732866], [15.2, 37.693544], [15.177123, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.585338, 36.8], [16.669578, 36.55], [16.7, 36.512133], [16.880629, 36.3], [16.95, 36.235531], [17.2, 36.065353], [17.25635, 36.05], [17.45, 36.004464], [17.56203, 36.05], [17.524596, 36.3], [17.45, 36.352928], [17.2, 36.533971], [17.182854, 36.55], [16.95, 36.69211], [16.7, 36.882748], [16.585338, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.941442, 37.8], [14.95, 37.790712], [14.998953, 37.55], [15.2, 37.347432], [15.398326, 37.3], [15.45, 37.252912], [15.7, 37.149757], [15.95, 37.088219], [16.036666, 37.05], [16.2, 36.941938], [16.441027, 36.8], [16.7, 36.586129], [16.7394, 36.55], [16.920709, 36.3], [16.95, 36.267758], [17.082742, 36.05], [17.2, 35.893574], [17.267761, 35.8], [17.45, 35.574545], [17.476055, 35.55], [17.7, 35.327438], [17.748939, 35.3], [17.95, 35.194149], [18.2, 35.151498], [18.45, 35.141459], [18.7, 35.153442], [18.95, 35.146643], [19.03303, 35.05], [19.2, 35.016263], [19.45, 34.943253], [19.7, 34.814206], [19.72458, 34.8], [19.95, 34.662091], [20.086569, 34.8], [19.95, 34.968307], [19.897134, 35.05], [19.7, 35.182038], [19.45, 35.248888], [19.2, 35.287955], [19.18493, 35.3], [18.95, 35.331218], [18.7, 35.37533], [18.45, 35.429478], [18.2, 35.569117], [17.95, 35.757703], [17.911007, 35.8], [17.743457, 36.05], [17.7, 36.133312], [17.587568, 36.3], [17.45, 36.441231], [17.361371, 36.55], [17.2, 36.699895], [17.116123, 36.8], [16.95, 36.950452], [16.860269, 37.05], [16.7, 37.230056], [16.634277, 37.3], [16.45, 37.429447], [16.222912, 37.55], [16.2, 37.569977], [15.95, 37.690389], [15.45, 37.789065], [15.422674, 37.8], [15.2, 37.961847], [14.95, 37.808558], [14.941442, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.134593, 32.05], [20.2, 31.936581], [20.28652, 32.05], [20.2, 32.099394], [20.134593, 32.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.748536, 37.8], [14.95, 37.586998], [14.965272, 37.55], [15.107359, 37.3], [15.2, 37.20713], [15.45, 37.082394], [15.529354, 37.05], [15.7, 36.901698], [15.921433, 36.8], [15.95, 36.773823], [16.2, 36.60293], [16.268767, 36.55], [16.45, 36.395375], [16.569292, 36.3], [16.7, 36.178577], [16.820185, 36.05], [16.95, 35.91555], [17.038089, 35.8], [17.2, 35.612532], [17.246471, 35.55], [17.45, 35.321907], [17.473466, 35.3], [17.7, 35.097851], [17.781728, 35.05], [17.95, 34.922872], [18.2, 34.870026], [18.45, 34.842772], [18.95, 34.807176], [19.035998, 34.8], [19.2, 34.780331], [19.45, 34.759543], [19.7, 34.745501], [19.95, 34.727564], [20.2, 34.730642], [20.393123, 34.8], [20.45, 34.852605], [20.629536, 35.05], [20.475846, 35.3], [20.45, 35.305536], [20.2, 35.352209], [19.95, 35.374753], [19.7, 35.371699], [19.45, 35.343727], [19.2, 35.307793], [19.114432, 35.3], [18.95, 35.28925], [18.830859, 35.3], [18.7, 35.315719], [18.45, 35.382509], [18.2, 35.456359], [17.98919, 35.55], [17.723726, 35.8], [17.7, 35.826328], [17.518358, 36.05], [17.45, 36.124777], [17.338784, 36.3], [17.2, 36.469125], [17.141147, 36.55], [16.95, 36.781221], [16.930189, 36.8], [16.7, 37.028767], [16.675764, 37.05], [16.45, 37.230838], [16.360785, 37.3], [16.2, 37.414031], [15.95, 37.520744], [15.900921, 37.55], [15.7, 37.691812], [15.45, 37.773047], [15.391852, 37.8], [15.2, 37.968123], [14.95, 38.001464], [14.748536, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.76738, 37.8], [14.756169, 37.55], [14.95, 37.348155], [14.983431, 37.3], [15.2, 37.078895], [15.255026, 37.05], [15.45, 36.872018], [15.7, 36.808147], [15.712567, 36.8], [15.95, 36.622603], [16.06664, 36.55], [16.2, 36.417594], [16.447233, 36.3], [16.45, 36.29736], [16.7, 36.134905], [16.816843, 36.05], [16.95, 35.933173], [17.138853, 35.8], [17.2, 35.744023], [17.443487, 35.55], [17.45, 35.54375], [17.7, 35.374987], [17.783468, 35.3], [17.95, 35.180046], [18.118461, 35.05], [18.2, 34.983948], [18.45, 34.899282], [18.656003, 34.8], [18.7, 34.782003], [18.95, 34.745924], [19.2, 34.740653], [19.45, 34.752873], [19.7, 34.770571], [19.95, 34.785499], [20.2, 34.791527], [20.414195, 34.8], [20.45, 34.804294], [20.7, 34.907347], [20.95, 34.979695], [21.2, 35.035273], [21.255513, 35.05], [21.2, 35.076455], [20.95, 35.15753], [20.7, 35.169339], [20.45, 35.150652], [20.2, 35.121151], [19.95, 35.090214], [19.7, 35.056418], [19.642881, 35.05], [19.45, 34.9728], [19.2, 34.969196], [18.95, 34.988808], [18.866356, 35.05], [18.7, 35.087001], [18.45, 35.166104], [18.225795, 35.3], [18.2, 35.31662], [17.95, 35.447025], [17.856374, 35.55], [17.7, 35.681563], [17.576166, 35.8], [17.45, 35.910126], [17.307675, 36.05], [17.2, 36.157067], [17.039362, 36.3], [16.95, 36.378741], [16.7, 36.529655], [16.686156, 36.55], [16.45, 36.740217], [16.385535, 36.8], [16.2, 36.962938], [16.067818, 37.05], [15.95, 37.161585], [15.7, 37.258181], [15.63267, 37.3], [15.45, 37.465691], [15.399824, 37.55], [15.2, 37.755331], [15.139444, 37.8], [14.95, 37.98262], [14.76738, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.889994, 37.8], [14.812958, 37.55], [14.95, 37.395069], [15.043478, 37.3], [15.2, 37.122481], [15.314944, 37.05], [15.45, 36.955305], [15.7, 36.959191], [15.820693, 37.05], [15.7, 37.120733], [15.45, 37.192325], [15.383427, 37.3], [15.2, 37.458861], [15.107286, 37.55], [15.010013, 37.8], [14.95, 37.860005], [14.889994, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.155914, 37.55], [15.2, 37.500421], [15.287729, 37.55], [15.2, 37.607634], [15.155914, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T12:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T12:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.933824, 37.55], [14.95, 37.530024], [15.072297, 37.3], [15.2, 37.18293], [15.45, 37.118665], [15.7, 37.129315], [15.95, 37.128413], [16.2, 37.121729], [16.38483, 37.05], [16.45, 37.036115], [16.7, 37.018855], [16.848516, 37.05], [16.7, 37.084696], [16.45, 37.091568], [16.346081, 37.3], [16.2, 37.385323], [15.95, 37.456444], [15.7, 37.491234], [15.608524, 37.55], [15.45, 37.660331], [15.2, 37.726638], [14.95, 37.569479], [14.933824, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.358633, 36.55], [17.33966, 36.3], [17.45, 36.079053], [17.471773, 36.05], [17.7, 35.816881], [17.736737, 35.8], [17.95, 35.699503], [18.052792, 35.8], [17.953186, 36.05], [17.95, 36.054723], [17.815025, 36.3], [17.7, 36.389934], [17.482511, 36.55], [17.45, 36.574415], [17.358633, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.960983, 37.8], [14.999395, 37.55], [15.079322, 37.3], [15.2, 37.137333], [15.405761, 37.05], [15.45, 37.020459], [15.7, 36.955815], [15.95, 36.952666], [16.2, 36.952463], [16.45, 36.93351], [16.7, 36.874443], [16.821479, 36.8], [16.95, 36.707058], [17.127656, 36.55], [17.2, 36.470241], [17.325502, 36.3], [17.45, 36.107225], [17.487403, 36.05], [17.608021, 35.8], [17.7, 35.64053], [17.746761, 35.55], [17.870408, 35.3], [17.95, 35.184469], [18.032566, 35.05], [18.2, 34.833389], [18.247754, 34.8], [18.45, 34.693184], [18.7, 34.68805], [18.95, 34.715423], [19.2, 34.75739], [19.45, 34.798116], [19.472086, 34.8], [19.45, 34.801108], [19.2, 34.832405], [18.95, 34.887948], [18.7, 35.052099], [18.45, 35.295704], [18.446402, 35.3], [18.305647, 35.55], [18.212617, 35.8], [18.067042, 36.05], [17.95, 36.186718], [17.869336, 36.3], [17.7, 36.509663], [17.666347, 36.55], [17.506996, 36.8], [17.45, 36.872026], [17.30073, 37.05], [17.2, 37.128552], [16.95, 37.259599], [16.892644, 37.3], [16.7, 37.380458], [16.45, 37.4301], [16.2, 37.483453], [16.017862, 37.55], [15.7, 37.716445], [15.45, 37.776248], [15.408295, 37.8], [15.2, 37.974752], [14.960983, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.02226, 34.55], [20.2, 34.483513], [20.45, 34.359341], [20.671846, 34.3], [20.7, 34.286177], [20.710902, 34.3], [20.7, 34.321881], [20.62708, 34.55], [20.45, 34.68065], [20.2, 34.762213], [20.02226, 34.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.173761, 31.8], [20.06372, 31.55], [20.2, 31.390624], [20.45, 31.520308], [20.462668, 31.55], [20.544188, 31.8], [20.45, 31.882551], [20.2, 31.818031], [20.173761, 31.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.763152, 37.8], [14.779695, 37.55], [14.831183, 37.3], [14.95, 37.159271], [15.036902, 37.05], [15.2, 36.839285], [15.282495, 36.8], [15.45, 36.682005], [15.644975, 36.55], [15.7, 36.515864], [15.95, 36.463282], [16.2, 36.420213], [16.437654, 36.3], [16.45, 36.290781], [16.7, 36.153122], [16.844447, 36.05], [16.95, 35.969585], [17.2, 35.818468], [17.216293, 35.8], [17.45, 35.584741], [17.478783, 35.55], [17.652525, 35.3], [17.7, 35.249839], [17.836933, 35.05], [17.95, 34.930578], [18.076634, 34.8], [18.2, 34.680491], [18.45, 34.562393], [18.481203, 34.55], [18.7, 34.43655], [18.95, 34.382896], [19.2, 34.345789], [19.45, 34.321796], [19.7, 34.317197], [19.95, 34.315926], [20.2, 34.3222], [20.45, 34.336602], [20.7, 34.358825], [20.95, 34.403034], [21.2, 34.501303], [21.287227, 34.55], [21.351441, 34.8], [21.2, 34.938069], [20.95, 35.018893], [20.7, 35.007006], [20.45, 34.964523], [20.2, 34.9149], [19.95, 34.868778], [19.7, 34.832087], [19.45, 34.828236], [19.2, 34.870692], [18.95, 34.924785], [18.7, 34.990944], [18.590826, 35.05], [18.281129, 35.3], [18.2, 35.400605], [18.080416, 35.55], [17.95, 35.718026], [17.890941, 35.8], [17.7, 36.088408], [17.54872, 36.3], [17.45, 36.450423], [17.321366, 36.55], [17.2, 36.674506], [17.020207, 36.8], [16.95, 36.84148], [16.748764, 37.05], [16.7, 37.075708], [16.45, 37.200858], [16.237865, 37.3], [16.2, 37.319822], [15.95, 37.440274], [15.7, 37.545958], [15.45, 37.698698], [15.282084, 37.8], [15.2, 37.876517], [14.95, 37.986848], [14.763152, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.786048, 37.8], [14.723029, 37.55], [14.729917, 37.3], [14.769872, 37.05], [14.95, 36.804825], [14.954584, 36.8], [15.2, 36.578424], [15.274692, 36.55], [15.45, 36.448335], [15.7, 36.432924], [15.95, 36.363289], [16.156435, 36.3], [16.2, 36.270659], [16.45, 36.163315], [16.7, 36.085201], [16.95, 35.93716], [17.2, 35.85275], [17.285273, 35.8], [17.45, 35.713124], [17.67716, 35.55], [17.7, 35.530696], [17.95, 35.407888], [18.017608, 35.55], [17.757124, 35.8], [17.7, 35.847332], [17.462906, 36.05], [17.45, 36.059904], [17.2, 36.193895], [17.04824, 36.3], [16.95, 36.364241], [16.7, 36.457844], [16.528658, 36.55], [16.45, 36.611153], [16.2, 36.7051], [15.95, 36.730997], [15.7, 36.733662], [15.660638, 36.8], [15.45, 36.981212], [15.405482, 37.05], [15.293476, 37.3], [15.2, 37.410106], [15.181797, 37.55], [15.115322, 37.8], [14.95, 37.963948], [14.786048, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.08964, 35.3], [18.2, 35.235109], [18.251516, 35.3], [18.2, 35.345485], [18.08964, 35.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.388858, 35.05], [18.45, 35.008531], [18.51914, 35.05], [18.45, 35.098338], [18.388858, 35.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.332834, 34.8], [21.45, 34.766738], [21.7, 34.783626], [21.773761, 34.8], [21.7, 34.820973], [21.45, 34.831634], [21.332834, 34.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.708453, 34.55], [20.95, 34.51909], [21.116254, 34.55], [20.95, 34.606166], [20.708453, 34.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.940146, 37.8], [14.820575, 37.55], [14.84947, 37.3], [14.95, 37.163738], [15.02895, 37.3], [15.074747, 37.55], [14.959854, 37.8], [14.95, 37.809854], [14.940146, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.897803, 36.8], [14.95, 36.733619], [15.014664, 36.8], [14.95, 36.892963], [14.897803, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.934464, 37.55], [14.95, 37.504287], [14.965866, 37.55], [14.95, 37.571315], [14.934464, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T15:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T15:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.016255, 37.55], [14.95, 37.446416], [14.836756, 37.3], [14.95, 37.112952], [14.984727, 37.05], [15.101868, 36.8], [15.2, 36.698776], [15.347043, 36.8], [15.45, 36.90177], [15.675963, 37.05], [15.538054, 37.3], [15.45, 37.328838], [15.343989, 37.55], [15.2, 37.710237], [15.016255, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.781448, 37.05], [16.95, 37.04347], [17.072196, 37.05], [16.95, 37.056388], [16.781448, 37.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.448802, 36.8], [17.45, 36.79887], [17.452327, 36.8], [17.45, 36.802022], [17.448802, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.691337, 36.55], [17.7, 36.536688], [17.711648, 36.55], [17.7, 36.567281], [17.691337, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.885621, 36.3], [17.906208, 36.05], [17.95, 35.965935], [18.07021, 35.8], [18.2, 35.612327], [18.334244, 35.8], [18.263777, 36.05], [18.2, 36.124541], [17.95, 36.357892], [17.885621, 36.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.006122, 37.8], [14.95, 37.712491], [14.867258, 37.55], [14.95, 37.424903], [14.991031, 37.3], [15.060273, 37.05], [15.192985, 36.8], [15.2, 36.789959], [15.45, 36.745136], [15.7, 36.654561], [15.95, 36.593594], [16.2, 36.572162], [16.45, 36.571158], [16.7, 36.578912], [16.95, 36.596413], [17.2, 36.588526], [17.290517, 36.55], [17.45, 36.477467], [17.645181, 36.3], [17.7, 36.238083], [17.846676, 36.05], [17.95, 35.854715], [17.990077, 35.8], [18.077826, 35.55], [18.161696, 35.3], [18.2, 35.235521], [18.29577, 35.05], [18.379171, 34.8], [18.45, 34.675053], [18.514155, 34.55], [18.7, 34.310188], [18.718755, 34.3], [18.95, 34.201965], [19.2, 34.209212], [19.45, 34.237723], [19.7, 34.25715], [19.95, 34.281476], [20.096322, 34.3], [19.95, 34.314357], [19.7, 34.334614], [19.45, 34.358944], [19.2, 34.439465], [19.114792, 34.55], [18.95, 34.71224], [18.879661, 34.8], [18.745303, 35.05], [18.7, 35.166979], [18.620706, 35.3], [18.542937, 35.55], [18.45, 35.734367], [18.402511, 35.8], [18.237105, 36.05], [18.2, 36.103213], [18.047357, 36.3], [17.95, 36.533129], [17.933755, 36.55], [17.7, 36.745259], [17.633266, 36.8], [17.45, 36.875198], [17.2, 36.966539], [16.95, 37.043381], [16.932979, 37.05], [16.7, 37.103792], [16.45, 37.191417], [16.204204, 37.3], [16.2, 37.302416], [15.95, 37.41398], [15.7, 37.533637], [15.689313, 37.55], [15.45, 37.721952], [15.335913, 37.8], [15.2, 37.919644], [15.006122, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.613865, 34.3], [20.7, 34.277002], [20.884797, 34.05], [20.95, 34.017724], [21.2, 33.953095], [21.349987, 34.05], [21.2, 34.175813], [21.027512, 34.3], [20.95, 34.324974], [20.7, 34.309474], [20.613865, 34.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.328213, 31.55], [20.2, 31.468414], [20.139641, 31.3], [20.2, 31.227018], [20.45, 31.074377], [20.588536, 31.3], [20.596874, 31.55], [20.45, 31.60532], [20.328213, 31.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.763137, 37.8], [14.735008, 37.55], [14.764799, 37.3], [14.859487, 37.05], [14.95, 36.813025], [14.953339, 36.8], [15.006148, 36.55], [15.2, 36.311851], [15.255847, 36.3], [15.45, 36.239521], [15.7, 36.124052], [15.891775, 36.05], [15.95, 36.029138], [16.2, 35.963848], [16.45, 35.950562], [16.7, 35.91499], [16.904943, 35.8], [16.95, 35.775627], [17.2, 35.687751], [17.45, 35.552896], [17.452454, 35.55], [17.7, 35.416307], [17.834499, 35.3], [17.95, 35.203474], [18.091947, 35.05], [18.2, 34.928459], [18.300366, 34.8], [18.45, 34.623247], [18.7, 34.324048], [18.72491, 34.3], [18.95, 34.119611], [19.105526, 34.05], [19.2, 33.991735], [19.45, 33.930555], [19.7, 33.894905], [19.95, 33.872548], [20.2, 33.864356], [20.45, 33.866257], [20.7, 33.872839], [20.95, 33.894511], [21.2, 33.943045], [21.45, 34.01276], [21.544404, 34.05], [21.7, 34.134726], [21.95, 34.283795], [21.973325, 34.3], [21.96627, 34.55], [21.95, 34.559898], [21.7, 34.675352], [21.45, 34.67549], [21.2, 34.604491], [21.098114, 34.55], [20.95, 34.492698], [20.7, 34.407743], [20.45, 34.33963], [20.2, 34.305405], [19.95, 34.319481], [19.7, 34.376399], [19.45, 34.435055], [19.2, 34.528841], [19.172888, 34.55], [18.95, 34.716512], [18.859015, 34.8], [18.7, 34.976036], [18.633654, 35.05], [18.45, 35.287064], [18.435443, 35.3], [18.255337, 35.55], [18.2, 35.632056], [18.044213, 35.8], [17.95, 35.919559], [17.739808, 36.05], [17.7, 36.082606], [17.45, 36.139953], [17.261717, 36.3], [17.2, 36.364384], [17.107743, 36.55], [16.95, 36.673817], [16.7, 36.755259], [16.588276, 36.8], [16.45, 36.833494], [16.2, 36.907434], [15.95, 36.98896], [15.823132, 37.05], [15.7, 37.113374], [15.484437, 37.3], [15.45, 37.333156], [15.384208, 37.55], [15.148762, 37.8], [14.95, 37.986862], [14.763137, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.782928, 37.8], [14.722059, 37.55], [14.722469, 37.3], [14.727325, 37.05], [14.724347, 36.8], [14.742965, 36.55], [14.798711, 36.3], [14.95, 36.113635], [15.063374, 36.05], [15.2, 35.952187], [15.45, 35.909887], [15.7, 35.997481], [15.752074, 36.05], [15.7, 36.072265], [15.56754, 36.3], [15.45, 36.416762], [15.366171, 36.55], [15.221046, 36.8], [15.2, 36.823941], [15.148685, 37.05], [15.170379, 37.3], [15.177942, 37.55], [15.117134, 37.8], [14.95, 37.967055], [14.782928, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.345621, 35.8], [16.45, 35.768443], [16.7, 35.723723], [16.95, 35.692926], [17.2, 35.657511], [17.380567, 35.55], [17.45, 35.512602], [17.7, 35.445578], [17.95, 35.410713], [18.049712, 35.55], [17.95, 35.60087], [17.7, 35.673982], [17.49016, 35.8], [17.45, 35.820352], [17.2, 35.895977], [16.95, 35.923224], [16.7, 35.94507], [16.45, 35.996296], [16.345621, 35.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.112137, 35.3], [18.2, 35.27008], [18.326874, 35.3], [18.2, 35.355566], [18.112137, 35.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.92104, 37.8], [14.781786, 37.55], [14.859355, 37.3], [14.95, 37.229388], [15.016958, 37.3], [15.118233, 37.55], [14.978954, 37.8], [14.95, 37.828953], [14.92104, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.6818, 36.55], [14.7, 36.494519], [14.716797, 36.55], [14.7, 36.632663], [14.6818, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.920596, 37.55], [14.95, 37.444617], [14.979404, 37.55], [14.95, 37.590057], [14.920596, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T18:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T18:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-06", "title": "Seuil"}, {"name": "threshold_label", "value": "MEDIUM", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.001598, 37.55], [14.95, 37.497737], [14.7, 37.334644], [14.664678, 37.3], [14.7, 37.219952], [14.749734, 37.05], [14.86736, 36.8], [14.95, 36.602231], [15.2, 36.628591], [15.414389, 36.8], [15.382466, 37.05], [15.294833, 37.3], [15.379732, 37.55], [15.2, 37.742149], [15.001598, 37.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.666254, 36.8], [15.7, 36.79709], [15.778723, 36.8], [15.7, 36.845871], [15.666254, 36.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.41581, 35.8], [18.45, 35.662403], [18.478405, 35.8], [18.45, 35.837394], [18.41581, 35.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "0", "top_elevation": "50", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "50", "title": "Sommet"}, {"name": "bottom_elevation", "value": "0", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.938164, 37.8], [14.754755, 37.55], [14.881593, 37.3], [14.95, 37.191378], [15.010453, 37.05], [15.2, 36.693981], [15.330904, 36.55], [15.429186, 36.3], [15.45, 36.272386], [15.7, 36.263678], [15.95, 36.277072], [16.2, 36.240479], [16.45, 36.198451], [16.7, 36.193667], [16.95, 36.246726], [17.096113, 36.3], [17.2, 36.380948], [17.45, 36.483894], [17.629384, 36.55], [17.45, 36.586797], [17.2, 36.622803], [16.95, 36.634599], [16.7, 36.685891], [16.45, 36.780444], [16.405163, 36.8], [16.2, 36.920717], [15.989785, 37.05], [15.95, 37.080691], [15.738257, 37.3], [15.7, 37.328494], [15.567057, 37.55], [15.45, 37.652277], [15.2, 37.782975], [14.972595, 37.8], [14.95, 37.811836], [14.938164, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.191264, 36.05], [18.2, 36.037504], [18.209905, 36.05], [18.2, 36.078383], [18.191264, 36.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.673606, 35.3], [18.607638, 35.05], [18.657696, 34.8], [18.7, 34.717488], [18.765177, 34.55], [18.822883, 34.3], [18.929375, 34.05], [18.95, 34.0266], [19.2, 33.836446], [19.45, 33.780023], [19.671175, 33.8], [19.576905, 34.05], [19.45, 34.125123], [19.311542, 34.3], [19.2, 34.510996], [19.170265, 34.55], [19.058253, 34.8], [18.95, 35.016282], [18.882205, 35.05], [18.71137, 35.3], [18.7, 35.323545], [18.673606, 35.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.381111, 33.8], [21.45, 33.770432], [21.7, 33.660751], [21.936432, 33.8], [21.7, 33.871229], [21.45, 33.839207], [21.381111, 33.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.203427, 31.3], [20.45, 31.214404], [20.7, 31.154459], [20.73086, 31.3], [20.7, 31.369825], [20.45, 31.386137], [20.203427, 31.3]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.757097, 37.8], [14.729606, 37.55], [14.748225, 37.3], [14.782326, 37.05], [14.808108, 36.8], [14.95, 36.573135], [14.967064, 36.55], [15.027526, 36.3], [15.06949, 36.05], [15.129767, 35.8], [15.2, 35.724169], [15.45, 35.605304], [15.7, 35.609381], [15.95, 35.621987], [16.1735, 35.8], [16.199336, 36.05], [16.45, 36.216346], [16.7, 36.278888], [16.95, 36.077456], [17.026945, 36.3], [16.95, 36.310866], [16.7, 36.301692], [16.45, 36.315249], [16.2, 36.399925], [15.973326, 36.55], [15.95, 36.558456], [15.7, 36.713166], [15.649962, 36.8], [15.539496, 37.05], [15.45, 37.140772], [15.404051, 37.3], [15.323759, 37.55], [15.2, 37.679803], [15.147058, 37.8], [14.95, 37.992903], [14.757097, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.210386, 35.55], [16.45, 35.519749], [16.675892, 35.55], [16.45, 35.694626], [16.210386, 35.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.772922, 35.55], [16.95, 35.541671], [17.2, 35.478784], [17.446511, 35.3], [17.45, 35.298704], [17.7, 35.22826], [17.95, 35.164026], [18.058725, 35.05], [18.2, 34.97736], [18.439682, 34.8], [18.45, 34.791688], [18.686205, 34.55], [18.7, 34.534182], [18.865654, 34.3], [18.95, 34.193371], [19.069102, 34.05], [19.2, 33.88447], [19.292407, 33.8], [19.45, 33.686123], [19.7, 33.608525], [19.95, 33.55471], [19.973347, 33.55], [20.2, 33.511405], [20.45, 33.481657], [20.7, 33.470303], [20.95, 33.476941], [21.2, 33.497886], [21.45, 33.5329], [21.7, 33.602699], [21.95, 33.677966], [22.2, 33.770722], [22.262056, 33.8], [22.45, 33.951962], [22.596418, 34.05], [22.565847, 34.3], [22.45, 34.366344], [22.2, 34.403853], [21.95, 34.352489], [21.858953, 34.3], [21.7, 34.233908], [21.45, 34.096987], [21.376317, 34.05], [21.2, 33.953446], [20.95, 33.883813], [20.7, 33.867998], [20.45, 33.882046], [20.2, 33.91029], [19.95, 33.952753], [19.710682, 34.05], [19.45, 34.212214], [19.359042, 34.3], [19.2, 34.478297], [19.141962, 34.55], [18.95, 34.795372], [18.944827, 34.8], [18.738453, 35.05], [18.7, 35.108725], [18.50036, 35.3], [18.45, 35.366885], [18.2, 35.485565], [17.95, 35.472149], [17.7, 35.461524], [17.526229, 35.55], [17.45, 35.59816], [17.2, 35.625136], [16.95, 35.566842], [16.772922, 35.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "100", "top_elevation": "150", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "150", "title": "Sommet"}, {"name": "bottom_elevation", "value": "100", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.770897, 37.8], [14.727348, 37.55], [14.732054, 37.3], [14.73509, 37.05], [14.733343, 36.8], [14.726798, 36.55], [14.717916, 36.3], [14.735439, 36.05], [14.788555, 35.8], [14.887126, 35.55], [14.892223, 35.3], [14.95, 35.241833], [15.161164, 35.3], [15.136769, 35.55], [15.2, 35.578564], [15.25272, 35.55], [15.45, 35.43993], [15.544908, 35.55], [15.45, 35.657836], [15.352778, 35.8], [15.219633, 36.05], [15.2, 36.092861], [15.146415, 36.3], [15.158826, 36.55], [15.174605, 36.8], [15.183514, 37.05], [15.2, 37.200417], [15.254053, 37.3], [15.248397, 37.55], [15.2, 37.600355], [15.131586, 37.8], [14.95, 37.979103], [14.770897, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.676486, 35.05], [17.7, 35.043772], [17.95, 34.992982], [18.2, 34.988643], [18.379552, 35.05], [18.2, 35.093538], [17.95, 35.116448], [17.7, 35.065026], [17.676486, 35.05]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "150", "top_elevation": "200", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "200", "title": "Sommet"}, {"name": "bottom_elevation", "value": "150", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.898466, 37.8], [14.800023, 37.55], [14.790738, 37.3], [14.939215, 37.05], [14.95, 37.027438], [14.960029, 37.05], [15.109262, 37.3], [15.10147, 37.55], [15.001546, 37.8], [14.95, 37.851534], [14.898466, 37.8]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.685834, 36.55], [14.7, 36.486006], [14.714273, 36.55], [14.7, 36.580327], [14.685834, 36.55]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T21:00:00Z", "analysis_time": "2026-08-16T18:47:00Z", "stroke": "#0081c0", "fill": "#6CACD4", "threshold": "2e-07", "threshold_label": "LOW", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "200", "top_elevation": "250", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#0081c0", "fill_color": "#6CACD4", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T18:47:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-18T21:00:00Z", "title": "Date de validit\u00e9"}, {"name": "volcano", "value": "etna", "title": "Volcano"}, {"name": "model_source_elevation", "title": "model_source_elevation", "value": {"elevation": "3357.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "model_ash_cloud_height", "title": "model_ash_cloud_height", "value": {"elevation": "7000.0", "unit": "M", "vertical_reference": "MSL"}}, {"name": "threshold", "value": "2e-07", "title": "Seuil"}, {"name": "threshold_label", "value": "LOW", "title": "Label"}, {"name": "unit", "value": "kg/m3", "title": "unit"}, {"name": "top_elevation", "value": "250", "title": "Sommet"}, {"name": "bottom_elevation", "value": "200", "title": "Base"}, {"name": "concentration", "value": " > 2e-07 kg/m3 (LOW)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": ""}}]}