{"type": "FeatureCollection", "features": [{"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.832802, 37.65], [14.841708, 37.4], [15.0, 37.183425], [15.020745, 37.15], [15.25, 36.940139], [15.447493, 36.9], [15.5, 36.867431], [15.75, 36.798313], [16.0, 36.761194], [16.25, 36.741449], [16.5, 36.725056], [16.75, 36.735897], [16.930147, 36.9], [17.0, 37.11924], [17.006482, 37.15], [17.0, 37.156333], [16.75, 37.257244], [16.5, 37.257992], [16.299968, 37.15], [16.25, 37.113286], [16.0, 37.072406], [15.899636, 37.15], [15.75, 37.259961], [15.5, 37.367415], [15.463091, 37.4], [15.25, 37.644297], [15.241172, 37.65], [15.0, 37.815904], [14.832802, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.792987, 37.65], [14.937158, 37.4], [15.0, 37.298222], [15.021202, 37.15], [15.097786, 36.9], [15.25, 36.74667], [15.471089, 36.65], [15.5, 36.622097], [15.75, 36.485151], [16.0, 36.439075], [16.178457, 36.4], [16.25, 36.359875], [16.5, 36.238879], [16.604986, 36.15], [16.75, 35.912034], [16.763396, 35.9], [17.0, 35.655676], [17.125674, 35.9], [17.103563, 36.15], [17.120798, 36.4], [17.125716, 36.65], [17.0, 36.842477], [16.927985, 36.9], [16.75, 36.961536], [16.5, 37.015707], [16.25, 37.061264], [16.0, 37.10275], [15.862118, 37.15], [15.75, 37.256655], [15.678316, 37.4], [15.5, 37.565782], [15.453286, 37.65], [15.25, 37.851513], [15.0, 37.858301], [14.792987, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.771039, 37.65], [15.0, 37.411003], [15.01317, 37.4], [15.117717, 37.15], [15.25, 36.991552], [15.290622, 36.9], [15.502687, 36.65], [15.75, 36.412054], [15.764892, 36.4], [16.0, 36.197904], [16.069395, 36.15], [16.25, 35.972938], [16.322497, 35.9], [16.5, 35.710656], [16.55382, 35.65], [16.75, 35.437226], [16.78979, 35.4], [17.0, 35.185037], [17.040265, 35.15], [17.25, 34.948302], [17.369177, 34.9], [17.5, 34.816287], [17.75, 34.809864], [17.943629, 34.9], [17.86591, 35.15], [17.75, 35.244027], [17.60543, 35.4], [17.5, 35.50053], [17.389355, 35.65], [17.25, 35.818924], [17.195453, 35.9], [17.0, 36.143476], [16.995127, 36.15], [16.821784, 36.4], [16.75, 36.453891], [16.5, 36.615569], [16.455165, 36.65], [16.25, 36.854265], [16.203435, 36.9], [16.0, 37.146341], [15.845199, 37.4], [15.75, 37.492222], [15.546577, 37.65], [15.5, 37.696544], [15.25, 37.880934], [15.0, 37.88172], [14.771039, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.819, 37.65], [15.0, 37.468975], [15.25, 37.409809], [15.274632, 37.4], [15.5, 37.189384], [15.565473, 37.15], [15.75, 36.961896], [15.820336, 36.9], [16.0, 36.700135], [16.047658, 36.65], [16.25, 36.401918], [16.252292, 36.4], [16.40612, 36.15], [16.5, 36.031118], [16.599391, 35.9], [16.75, 35.730543], [16.826579, 35.65], [17.0, 35.450618], [17.25, 35.208051], [17.315996, 35.15], [17.5, 35.004522], [17.677046, 34.9], [17.75, 34.848325], [18.0, 34.722933], [18.25, 34.660242], [18.383625, 34.65], [18.5, 34.636152], [18.75, 34.622756], [18.800929, 34.65], [18.79203, 34.9], [18.75, 34.935483], [18.5, 35.050533], [18.359426, 35.15], [18.25, 35.224943], [18.0, 35.330604], [17.848735, 35.4], [17.75, 35.472496], [17.5, 35.63275], [17.482181, 35.65], [17.25, 35.867368], [17.220837, 35.9], [17.0, 36.13585], [16.807388, 36.4], [16.75, 36.458483], [16.639334, 36.65], [16.5, 36.80462], [16.444811, 36.9], [16.25, 37.095056], [16.213714, 37.15], [16.0, 37.375919], [15.981402, 37.4], [15.75, 37.608348], [15.699048, 37.65], [15.5, 37.848756], [15.25, 37.882135], [15.0, 37.836503], [14.819, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.943143, 37.65], [15.0, 37.593141], [15.25, 37.453453], [15.405312, 37.4], [15.5, 37.306335], [15.75, 37.231143], [15.874428, 37.15], [16.0, 37.034097], [16.25, 36.913036], [16.268401, 36.9], [16.5, 36.775677], [16.596628, 36.9], [16.5, 36.989351], [16.361363, 37.15], [16.25, 37.253921], [16.044703, 37.4], [16.0, 37.442696], [15.75, 37.566341], [15.628943, 37.65], [15.5, 37.768964], [15.25, 37.845809], [15.0, 37.708325], [14.943143, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.644589, 36.65], [16.75, 36.561184], [16.830569, 36.65], [16.75, 36.729271], [16.644589, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.998526, 36.4], [17.0, 36.398675], [17.001264, 36.4], [17.0, 36.401273], [16.998526, 36.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.22378, 37.4], [15.25, 37.346438], [15.281196, 37.4], [15.25, 37.443311], [15.22378, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "stroke": "#d16200", "fill": "#FE9829", "threshold": "2e-06", "threshold_label": "MEDIUM", "unit": "kg/m3", "volcano": "etna", "bottom_elevation": "50", "top_elevation": "100", "bottom_elevation_unit": "flight level", "top_elevation_unit": "flight level", "style": {"line_color": "#d16200", "fill_color": "#FE9829", "width": "1"}, "featureInfo": [{"name": "run", "value": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "100", "title": "Sommet"}, {"name": "bottom_elevation", "value": "50", "title": "Base"}, {"name": "concentration", "value": " > 2e-06 kg/m3 (MEDIUM)", "title": "concentration"}], "status": "OPERATIONAL", "remarks": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.960393, 37.65], [15.0, 37.608657], [15.25, 37.399721], [15.251251, 37.4], [15.31548, 37.65], [15.25, 37.709344], [15.0, 37.690084], [14.960393, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.153721, 37.65], [15.25, 37.576173], [15.359539, 37.65], [15.25, 37.721351], [15.153721, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T09:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.019932, 37.65], [15.007293, 37.4], [15.014405, 37.15], [15.25, 37.001167], [15.328314, 36.9], [15.5, 36.719489], [15.694459, 36.65], [15.75, 36.619394], [15.985285, 36.65], [16.0, 36.651571], [16.25, 36.697531], [16.5, 36.75043], [16.75, 36.774877], [17.0, 36.820415], [17.25, 36.808478], [17.374181, 36.9], [17.474891, 37.15], [17.25, 37.22108], [17.044399, 37.15], [17.0, 37.096148], [16.75, 36.982796], [16.5, 36.980356], [16.25, 37.013597], [16.0, 37.110564], [15.964601, 37.15], [15.75, 37.322385], [15.694407, 37.4], [15.5, 37.575898], [15.445952, 37.65], [15.25, 37.844561], [15.019932, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.846309, 37.65], [15.0, 37.491258], [15.040745, 37.4], [15.25, 37.190147], [15.285824, 37.15], [15.318977, 36.9], [15.363683, 36.65], [15.5, 36.484326], [15.570171, 36.4], [15.75, 36.240679], [16.0, 36.181158], [16.203811, 36.15], [16.25, 36.127176], [16.5, 36.062566], [16.75, 36.00223], [16.908242, 35.9], [17.0, 35.776998], [17.072194, 35.65], [17.207064, 35.4], [17.25, 35.340283], [17.441395, 35.15], [17.5, 35.083739], [17.613012, 35.15], [17.597479, 35.4], [17.536061, 35.65], [17.5, 35.840085], [17.484987, 35.9], [17.475826, 36.15], [17.492957, 36.4], [17.25, 36.61536], [17.183826, 36.65], [17.0, 36.708814], [16.75, 36.760155], [16.5, 36.802963], [16.25, 36.862423], [16.169596, 36.9], [16.092832, 37.15], [16.0, 37.251312], [15.913927, 37.4], [15.75, 37.533679], [15.524451, 37.65], [15.5, 37.673364], [15.25, 37.872021], [15.0, 37.805666], [14.846309, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.789109, 37.65], [15.0, 37.438905], [15.109063, 37.4], [15.25, 37.259418], [15.348538, 37.15], [15.5, 36.937236], [15.522539, 36.9], [15.610055, 36.65], [15.75, 36.455509], [15.785321, 36.4], [16.011412, 36.15], [16.25, 35.950089], [16.32382, 35.9], [16.5, 35.750374], [16.630321, 35.65], [16.75, 35.529991], [16.848008, 35.4], [17.0, 35.228916], [17.055015, 35.15], [17.25, 34.913279], [17.262679, 34.9], [17.459914, 34.65], [17.5, 34.605579], [17.72118, 34.4], [17.75, 34.372557], [18.0, 34.247322], [18.25, 34.243671], [18.5, 34.332129], [18.576953, 34.4], [18.5, 34.46803], [18.367573, 34.65], [18.25, 34.732929], [18.008386, 34.9], [18.0, 34.906861], [17.813267, 35.15], [17.75, 35.223762], [17.662815, 35.4], [17.5, 35.615372], [17.476592, 35.65], [17.366925, 35.9], [17.25, 36.020673], [17.139055, 36.15], [17.0, 36.263726], [16.849043, 36.4], [16.75, 36.531844], [16.683867, 36.65], [16.562663, 36.9], [16.5, 36.971078], [16.405398, 37.15], [16.25, 37.308586], [16.184561, 37.4], [16.0, 37.56988], [15.783319, 37.65], [15.75, 37.682313], [15.5, 37.865733], [15.25, 37.88547], [15.0, 37.865015], [14.789109, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.857682, 37.65], [15.0, 37.507666], [15.25, 37.421287], [15.341877, 37.4], [15.5, 37.243547], [15.75, 37.185469], [15.845074, 37.15], [16.0, 36.997865], [16.176048, 36.9], [16.25, 36.827047], [16.404621, 36.65], [16.5, 36.539069], [16.607089, 36.4], [16.75, 36.197565], [16.813059, 36.15], [16.94012, 35.9], [17.0, 35.804026], [17.136998, 35.65], [17.247265, 35.4], [17.467632, 35.15], [17.5, 35.11156], [17.730992, 35.15], [17.75, 35.159882], [17.758086, 35.15], [17.75, 35.097519], [17.736681, 34.9], [17.75, 34.888368], [18.0, 34.798207], [18.10083, 34.65], [18.25, 34.559787], [18.382395, 34.4], [18.5, 34.31009], [18.707069, 34.15], [18.75, 34.118822], [19.0, 34.017208], [19.25, 34.016759], [19.5, 34.019724], [19.729511, 34.15], [19.5, 34.304178], [19.369042, 34.4], [19.25, 34.458677], [19.0, 34.593628], [18.864145, 34.65], [18.75, 34.7157], [18.5, 34.83155], [18.405516, 34.9], [18.25, 35.027701], [18.110488, 35.15], [18.0, 35.274149], [17.861198, 35.4], [17.75, 35.546072], [17.637403, 35.65], [17.508072, 35.9], [17.5, 35.910623], [17.347952, 36.15], [17.25, 36.293853], [17.193851, 36.4], [17.045622, 36.65], [17.0, 36.694451], [16.869268, 36.9], [16.75, 37.007434], [16.657051, 37.15], [16.5, 37.30631], [16.403906, 37.4], [16.25, 37.546749], [16.0, 37.629222], [15.956313, 37.65], [15.75, 37.827339], [15.5, 37.870079], [15.25, 37.878147], [15.0, 37.798221], [14.857682, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.025222, 37.65], [15.25, 37.478545], [15.5, 37.453947], [15.57367, 37.4], [15.75, 37.283899], [16.0, 37.23294], [16.144427, 37.15], [16.25, 37.072471], [16.5, 36.990102], [16.653833, 36.9], [16.75, 36.837818], [17.0, 36.763457], [17.069515, 36.9], [17.0, 36.955421], [16.75, 37.152077], [16.5, 37.303882], [16.25, 37.480461], [16.0, 37.550573], [15.771924, 37.65], [15.75, 37.667513], [15.5, 37.79208], [15.25, 37.821446], [15.025222, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.098, 36.65], [17.25, 36.554379], [17.344453, 36.65], [17.25, 36.732931], [17.098, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.468945, 36.4], [17.5, 36.37561], [17.52893, 36.4], [17.5, 36.430519], [17.468945, 36.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.083408, 37.65], [15.25, 37.529275], [15.431761, 37.65], [15.25, 37.754697], [15.083408, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.210513, 37.65], [15.25, 37.618448], [15.366715, 37.65], [15.25, 37.681474], [15.210513, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T12:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T12:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.041358, 37.4], [15.25, 37.172411], [15.274571, 37.15], [15.5, 36.950928], [15.564359, 36.9], [15.75, 36.668189], [15.77945, 36.65], [15.988731, 36.4], [16.0, 36.388059], [16.25, 36.315416], [16.5, 36.350307], [16.733789, 36.4], [16.75, 36.420474], [16.884995, 36.65], [16.75, 36.682768], [16.505174, 36.9], [16.5, 36.903353], [16.25, 37.090032], [16.197249, 37.15], [15.858288, 37.4], [15.75, 37.489657], [15.5, 37.587942], [15.25, 37.63797], [15.041358, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.997973, 37.65], [15.25, 37.424404], [15.305046, 37.4], [15.5, 37.18503], [15.52773, 37.15], [15.605519, 36.9], [15.75, 36.69754], [15.769786, 36.65], [15.789822, 36.4], [15.801648, 36.15], [15.963147, 35.9], [16.0, 35.865753], [16.25, 35.739826], [16.5, 35.713268], [16.75, 35.704711], [17.0, 35.694414], [17.187687, 35.65], [17.25, 35.619769], [17.437785, 35.4], [17.5, 35.313752], [17.603471, 35.15], [17.716887, 34.9], [17.75, 34.84851], [17.932763, 34.65], [18.0, 34.526125], [18.066895, 34.65], [18.045742, 34.9], [18.0, 35.073249], [17.971753, 35.15], [17.938545, 35.4], [17.898689, 35.65], [17.84385, 35.9], [17.802567, 36.15], [17.75, 36.193349], [17.5, 36.340555], [17.25, 36.401469], [17.0, 36.45016], [16.75, 36.472445], [16.586164, 36.65], [16.602559, 36.9], [16.5, 37.047762], [16.460606, 37.15], [16.25, 37.312393], [16.168421, 37.4], [16.0, 37.537958], [15.75, 37.639351], [15.735647, 37.65], [15.5, 37.852681], [15.25, 37.868551], [14.997973, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.848659, 37.65], [15.0, 37.49846], [15.25, 37.419701], [15.324908, 37.4], [15.5, 37.226884], [15.75, 37.158302], [15.766938, 37.15], [15.942357, 36.9], [16.0, 36.802145], [16.077873, 36.65], [16.134703, 36.4], [16.209739, 36.15], [16.399115, 35.9], [16.5, 35.797316], [16.660235, 35.65], [16.75, 35.577656], [17.0, 35.423455], [17.029641, 35.4], [17.25, 35.215788], [17.310544, 35.15], [17.5, 34.914872], [17.510596, 34.9], [17.654077, 34.65], [17.75, 34.536545], [17.844054, 34.4], [18.0, 34.218598], [18.070135, 34.15], [18.25, 33.958205], [18.318229, 33.9], [18.5, 33.734439], [18.696983, 33.65], [18.75, 33.618295], [19.0, 33.619724], [19.244754, 33.65], [19.25, 33.689852], [19.257332, 33.9], [19.25, 33.904427], [19.0, 34.080389], [18.926397, 34.15], [18.75, 34.274868], [18.61114, 34.4], [18.5, 34.513289], [18.424443, 34.65], [18.25, 34.887057], [18.242134, 34.9], [18.119167, 35.15], [18.0, 35.351961], [17.975321, 35.4], [17.829909, 35.65], [17.75, 35.72738], [17.553248, 35.9], [17.5, 35.97549], [17.407723, 36.15], [17.326441, 36.4], [17.25, 36.538006], [17.213863, 36.65], [17.107235, 36.9], [17.0, 37.018507], [16.919266, 37.15], [16.75, 37.305478], [16.577388, 37.4], [16.5, 37.466629], [16.25, 37.58544], [16.0, 37.625237], [15.926789, 37.65], [15.75, 37.80957], [15.5, 37.872679], [15.25, 37.8796], [15.0, 37.808707], [14.848659, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[14.864087, 37.65], [15.0, 37.51405], [15.25, 37.427499], [15.355516, 37.4], [15.5, 37.259542], [15.75, 37.20292], [16.0, 37.173989], [16.07584, 37.15], [16.25, 37.018061], [16.5, 36.940216], [16.606361, 36.9], [16.75, 36.780763], [16.99308, 36.65], [17.0, 36.64278], [17.207445, 36.4], [17.25, 36.351791], [17.426163, 36.15], [17.5, 36.022781], [17.661223, 35.9], [17.744043, 35.65], [17.75, 35.639478], [17.868091, 35.65], [18.0, 35.673471], [18.100978, 35.9], [18.03475, 36.15], [18.0, 36.188912], [17.893506, 36.4], [17.75, 36.560428], [17.70007, 36.65], [17.5, 36.874117], [17.48343, 36.9], [17.25, 37.115713], [17.220024, 37.15], [17.0, 37.343502], [16.883184, 37.4], [16.75, 37.50914], [16.5, 37.586419], [16.25, 37.607503], [16.0, 37.640491], [15.974016, 37.65], [15.75, 37.802331], [15.5, 37.852078], [15.25, 37.870841], [15.0, 37.790675], [14.864087, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.153451, 35.4], [18.25, 35.348487], [18.280238, 35.4], [18.25, 35.587657], [18.153451, 35.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.692777, 34.65], [18.75, 34.57272], [18.784901, 34.65], [18.75, 34.70166], [18.692777, 34.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.06692, 34.15], [19.154387, 33.9], [19.25, 33.787243], [19.336407, 33.65], [19.5, 33.500471], [19.642911, 33.4], [19.75, 33.344617], [20.0, 33.325197], [20.25, 33.356009], [20.5, 33.368287], [20.545562, 33.4], [20.5, 33.455565], [20.287985, 33.65], [20.25, 33.667272], [20.0, 33.807395], [19.805146, 33.9], [19.75, 33.928123], [19.5, 34.000583], [19.268566, 34.15], [19.25, 34.164459], [19.06692, 34.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.04772, 37.65], [15.25, 37.520233], [15.5, 37.557704], [15.622996, 37.65], [15.5, 37.717975], [15.25, 37.779746], [15.04772, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.713033, 37.4], [15.75, 37.375076], [16.0, 37.330831], [16.25, 37.341751], [16.330163, 37.4], [16.25, 37.431276], [16.0, 37.472091], [15.75, 37.455772], [15.713033, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.515587, 37.15], [16.75, 37.096747], [17.0, 37.126635], [17.012945, 37.15], [17.0, 37.156666], [16.75, 37.204088], [16.515587, 37.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.190835, 36.9], [17.25, 36.87563], [17.364315, 36.9], [17.25, 36.935264], [17.190835, 36.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.688731, 36.65], [17.75, 36.6244], [17.772248, 36.65], [17.75, 36.668326], [17.688731, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.192011, 37.65], [15.25, 37.603862], [15.431585, 37.65], [15.25, 37.695998], [15.192011, 37.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T15:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T15:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.452056, 37.15], [15.5, 37.097709], [15.691538, 36.9], [15.75, 36.845515], [15.968394, 36.65], [16.0, 36.613164], [16.178437, 36.4], [16.25, 36.296694], [16.451848, 36.15], [16.5, 36.065379], [16.75, 35.90455], [16.779795, 35.9], [17.0, 35.88378], [17.25, 35.893582], [17.272466, 35.9], [17.5, 36.07595], [17.745733, 36.15], [17.5, 36.19732], [17.25, 36.182527], [17.057457, 36.4], [17.0, 36.437428], [16.842109, 36.65], [16.75, 36.739386], [16.64398, 36.9], [16.5, 37.005712], [16.250453, 37.15], [16.0, 37.308017], [15.75, 37.309972], [15.5, 37.262826], [15.452056, 37.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.752377, 37.4], [15.774575, 37.15], [15.99613, 36.9], [16.0, 36.886849], [16.046349, 36.65], [16.092116, 36.4], [16.110817, 36.15], [16.122078, 35.9], [16.10768, 35.65], [16.227845, 35.4], [16.25, 35.38127], [16.5, 35.253025], [16.75, 35.219414], [17.0, 35.213015], [17.5, 35.228422], [17.75, 35.162756], [17.764424, 35.15], [17.960974, 34.9], [18.0, 34.833418], [18.129474, 34.65], [18.220607, 34.4], [18.25, 34.334718], [18.401033, 34.4], [18.393467, 34.65], [18.405389, 34.9], [18.400085, 35.15], [18.3165, 35.4], [18.253482, 35.65], [18.25, 35.654132], [18.03177, 35.9], [18.0, 35.921423], [17.75, 36.043276], [17.5, 36.087083], [17.25, 36.133244], [17.237678, 36.15], [17.213664, 36.4], [17.022584, 36.65], [17.0, 36.66503], [16.82652, 36.9], [16.75, 36.959982], [16.616945, 37.15], [16.5, 37.260276], [16.25, 37.390412], [16.216799, 37.4], [16.0, 37.528015], [15.752377, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.460634, 34.15], [18.5, 34.025143], [18.518657, 34.15], [18.5, 34.261653], [18.460634, 34.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[15.873835, 37.4], [15.851104, 37.15], [16.0, 36.999156], [16.247458, 36.9], [16.5, 36.669422], [16.530477, 36.65], [16.662683, 36.4], [16.719861, 36.15], [16.742466, 35.9], [16.75, 35.879825], [16.877995, 35.65], [16.999239, 35.4], [17.25, 35.186153], [17.267784, 35.15], [17.5, 35.005447], [17.67548, 34.9], [17.75, 34.849383], [18.0, 34.655409], [18.004872, 34.65], [18.167299, 34.4], [18.25, 34.299337], [18.333859, 34.15], [18.673352, 33.65], [18.75, 33.5639], [19.0, 33.292822], [19.16193, 33.15], [19.25, 33.073855], [19.5, 32.98798], [19.75, 32.992275], [20.0, 33.031991], [20.155041, 33.15], [20.0, 33.232782], [19.812348, 33.4], [19.5, 33.592725], [19.428935, 33.65], [19.25, 33.816651], [19.19104, 33.9], [19.054107, 34.15], [19.0, 34.227742], [18.921302, 34.4], [18.75, 34.650356], [18.651494, 34.9], [18.501518, 35.15], [18.310258, 35.4], [18.25, 35.500846], [18.138059, 35.65], [18.116577, 35.9], [18.075898, 36.15], [18.0, 36.357785], [17.989695, 36.4], [17.899907, 36.65], [17.75, 36.811336], [17.683922, 36.9], [17.5, 37.051853], [17.25, 37.145203], [17.232335, 37.15], [17.0, 37.249371], [16.75, 37.298065], [16.5, 37.359552], [16.365545, 37.4], [16.25, 37.49125], [16.0, 37.523394], [15.873835, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.05648, 37.4], [16.11581, 37.15], [16.25, 37.040648], [16.5, 36.962146], [16.75, 36.918536], [16.825568, 36.9], [17.0, 36.81316], [17.25, 36.736316], [17.5, 36.657763], [17.512659, 36.65], [17.75, 36.464117], [17.841898, 36.4], [18.0, 36.215988], [18.084148, 36.15], [18.244739, 35.9], [18.25, 35.892403], [18.5, 35.651625], [18.75, 35.474751], [18.902638, 35.65], [18.839882, 35.9], [18.75, 36.019809], [18.680435, 36.15], [18.549214, 36.4], [18.5, 36.452206], [18.372588, 36.65], [18.25, 36.779987], [18.13815, 36.9], [18.0, 37.032707], [17.787965, 37.15], [17.75, 37.182319], [17.5, 37.311566], [17.25, 37.355325], [17.0, 37.394149], [16.973131, 37.4], [16.75, 37.496354], [16.5, 37.534943], [16.25, 37.522468], [16.05648, 37.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.124002, 33.15], [20.25, 32.992072], [20.300604, 32.9], [20.5, 32.782154], [20.75, 32.753053], [20.941689, 32.9], [20.75, 33.115216], [20.662851, 33.15], [20.5, 33.191236], [20.25, 33.232598], [20.124002, 33.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T18:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "title": "Date de run"}, {"name": "valid_at", "value": "2026-08-17T18:00:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.167678, 36.65], [16.25, 36.583558], [16.41709, 36.4], [16.5, 36.305558], [16.692737, 36.15], [16.75, 36.060392], [16.98884, 35.9], [17.0, 35.722049], [17.006111, 35.65], [17.074949, 35.4], [17.25, 35.336403], [17.5, 35.363877], [17.608561, 35.4], [17.75, 35.488372], [18.0, 35.589841], [18.140288, 35.65], [18.25, 35.845991], [18.291022, 35.9], [18.25, 35.91767], [18.0, 35.926169], [17.75, 35.909519], [17.5, 36.034435], [17.392901, 36.15], [17.25, 36.245726], [17.143207, 36.4], [17.0, 36.598965], [16.95813, 36.65], [16.75, 36.74494], [16.5, 36.750326], [16.25, 36.70771], [16.167678, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.520777, 36.65], [16.5878, 36.4], [16.648313, 36.15], [16.5, 35.911122], [16.496422, 35.9], [16.434513, 35.65], [16.394846, 35.4], [16.347225, 35.15], [16.445689, 34.9], [16.5, 34.859751], [16.75, 34.755801], [17.0, 34.718499], [17.25, 34.702115], [17.5, 34.692635], [17.75, 34.703848], [18.0, 34.731864], [18.245565, 34.65], [18.25, 34.648182], [18.468886, 34.4], [18.5, 34.354177], [18.69581, 34.15], [18.75, 33.984093], [18.823434, 34.15], [18.880941, 34.4], [18.886821, 34.65], [18.809078, 34.9], [18.75, 35.074008], [18.717812, 35.15], [18.575622, 35.4], [18.5, 35.482341], [18.297907, 35.65], [18.25, 35.697508], [18.0, 35.82558], [17.898328, 35.9], [17.516246, 36.15], [17.5, 36.153668], [17.365507, 36.4], [17.25, 36.498101], [17.168632, 36.65], [17.0, 36.816425], [16.75, 36.883171], [16.520777, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.905711, 36.9], [16.75, 36.816031], [16.644953, 36.65], [16.75, 36.522453], [16.857924, 36.4], [17.0, 36.254449], [17.12712, 36.15], [17.249693, 35.9], [17.25, 35.898602], [17.5, 35.565027], [17.580682, 35.65], [17.75, 35.705702], [17.832829, 35.65], [17.958548, 35.4], [18.0, 35.293074], [18.107299, 35.4], [18.148147, 35.65], [18.25, 35.809462], [18.471781, 35.65], [18.5, 35.631359], [18.685971, 35.4], [18.75, 35.235667], [18.816964, 35.4], [18.833896, 35.65], [18.823614, 35.9], [18.803549, 36.15], [18.75, 36.246749], [18.695591, 36.4], [18.5, 36.627849], [18.479401, 36.65], [18.25, 36.797493], [18.0, 36.855356], [17.75, 36.88434], [17.5, 36.896231], [17.317959, 36.9], [17.25, 36.901819], [17.0, 36.946195], [16.905711, 36.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.233105, 35.15], [18.029094, 34.9], [18.0, 34.853281], [17.879464, 34.65], [18.0, 34.588185], [18.25, 34.447773], [18.3021, 34.4], [18.5, 34.261744], [18.61493, 34.15], [18.75, 33.976992], [18.807722, 33.9], [18.935202, 33.65], [19.0, 33.548265], [19.089679, 33.4], [19.25, 33.172198], [19.270623, 33.15], [19.481302, 32.9], [19.5, 32.878363], [19.701598, 32.65], [19.75, 32.601999], [20.0, 32.438714], [20.147239, 32.4], [20.25, 32.374633], [20.5, 32.387439], [20.534852, 32.4], [20.75, 32.57246], [20.824685, 32.65], [20.75, 32.690727], [20.5, 32.791495], [20.276472, 32.9], [20.25, 32.913548], [20.0, 33.066624], [19.926389, 33.15], [19.75, 33.393239], [19.746161, 33.4], [19.641217, 33.65], [19.5, 33.888258], [19.492287, 33.9], [19.365692, 34.15], [19.25, 34.358123], [19.222477, 34.4], [19.10021, 34.65], [19.0, 34.837981], [18.75, 34.855572], [18.5, 34.889315], [18.471061, 34.9], [18.254955, 35.15], [18.25, 35.166991], [18.233105, 35.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.239395, 36.9], [17.25, 36.885723], [17.5, 36.759549], [17.587164, 36.65], [17.75, 36.560178], [18.0, 36.499754], [18.25, 36.434257], [18.320022, 36.4], [18.5, 36.281299], [18.675328, 36.15], [18.75, 36.070623], [18.922607, 35.9], [19.0, 35.760696], [19.25, 35.65072], [19.5, 35.525584], [19.60091, 35.65], [19.551261, 35.9], [19.5, 35.976328], [19.399705, 36.15], [19.263984, 36.4], [19.25, 36.415399], [19.070747, 36.65], [19.0, 36.726789], [18.75, 36.884883], [18.713708, 36.9], [18.5, 36.995432], [18.25, 37.053717], [18.0, 37.067976], [17.75, 37.071934], [17.5, 36.988965], [17.25, 36.91329], [17.239395, 36.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.678163, 35.4], [19.75, 35.200679], [19.783817, 35.4], [19.75, 35.453994], [19.678163, 35.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-17T21:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[16.954468, 36.15], [17.0, 36.106304], [17.25, 35.910834], [17.269567, 35.9], [17.433218, 35.65], [17.392886, 35.4], [17.421724, 35.15], [17.5, 35.033059], [17.75, 35.000431], [18.0, 35.095525], [18.183126, 35.15], [18.25, 35.195927], [18.5, 35.342636], [18.613212, 35.4], [18.75, 35.595901], [18.791434, 35.65], [18.75, 35.679455], [18.5, 35.679141], [18.25, 35.653951], [18.0, 35.694836], [17.75, 35.836977], [17.696913, 35.9], [17.585233, 36.15], [17.5, 36.256222], [17.25, 36.280711], [17.0, 36.201689], [16.954468, 36.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[17.336855, 36.15], [17.312376, 35.9], [17.307289, 35.65], [17.25, 35.501038], [17.057449, 35.4], [17.0, 35.378061], [16.776951, 35.15], [16.75, 35.117298], [16.652889, 34.9], [16.591854, 34.65], [16.75, 34.445282], [16.810794, 34.4], [17.0, 34.304545], [17.25, 34.247235], [17.5, 34.225036], [17.75, 34.222763], [18.0, 34.241386], [18.25, 34.285286], [18.5, 34.321813], [18.75, 34.248275], [18.830967, 34.15], [19.0, 33.984031], [19.119053, 33.9], [19.246366, 33.65], [19.25, 33.636735], [19.254588, 33.65], [19.323297, 33.9], [19.34175, 34.15], [19.294809, 34.4], [19.25, 34.542809], [19.188511, 34.65], [19.082534, 34.9], [19.0, 34.986204], [18.75, 34.999619], [18.608019, 34.9], [18.5, 34.821652], [18.25, 34.749708], [18.204927, 34.9], [18.189397, 35.15], [18.237525, 35.4], [18.154741, 35.65], [18.0, 35.762583], [17.965196, 35.9], [17.779704, 36.15], [17.75, 36.173284], [17.5, 36.29041], [17.336855, 36.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.013886, 36.4], [18.0, 36.396541], [17.75, 36.318087], [17.546222, 36.15], [17.604665, 35.9], [17.75, 35.719387], [17.8797, 35.65], [17.97742, 35.4], [18.0, 35.331042], [18.05278, 35.4], [18.25, 35.551891], [18.417827, 35.4], [18.5, 35.341403], [18.75, 35.174849], [18.848124, 35.4], [18.975975, 35.65], [19.0, 35.663242], [19.026883, 35.65], [19.25, 35.488827], [19.422156, 35.4], [19.5, 35.243848], [19.55481, 35.4], [19.59326, 35.65], [19.563566, 35.9], [19.5, 36.005595], [19.439745, 36.15], [19.25, 36.34795], [19.175899, 36.4], [19.0, 36.504468], [18.75, 36.533993], [18.5, 36.503746], [18.25, 36.447236], [18.013886, 36.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.731356, 34.15], [18.75, 34.141107], [18.965438, 33.9], [19.0, 33.883216], [19.25, 33.674191], [19.274643, 33.65], [19.443999, 33.4], [19.5, 33.310465], [19.598138, 33.15], [19.725074, 32.9], [19.883881, 32.65], [20.0, 32.488291], [20.098305, 32.4], [20.25, 32.244864], [20.3189, 32.15], [20.5, 31.954115], [20.658346, 31.9], [20.75, 31.875828], [21.0, 31.860121], [21.210237, 31.9], [21.170524, 32.15], [21.0, 32.237364], [20.75, 32.329944], [20.630669, 32.4], [20.5, 32.534776], [20.434359, 32.65], [20.321902, 32.9], [20.25, 33.021762], [20.18359, 33.15], [20.0, 33.41713], [19.853158, 33.65], [19.75, 33.766662], [19.663516, 33.9], [19.421226, 34.15], [19.25, 34.280514], [19.0, 34.399637], [18.75, 34.161266], [18.731356, 34.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.443052, 31.9], [21.5, 31.896255], [21.75, 31.859469], [22.0, 31.71689], [22.038871, 31.65], [22.25, 31.596731], [22.334698, 31.65], [22.290872, 31.9], [22.25, 31.923258], [22.0, 31.94084], [21.75, 31.947017], [21.5, 31.906474], [21.443052, 31.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.833129, 36.65], [18.75, 36.533395], [18.580439, 36.4], [18.75, 36.319946], [19.0, 36.199799], [19.135726, 36.15], [19.25, 36.107079], [19.5, 35.986171], [19.627942, 35.9], [19.75, 35.775893], [19.92894, 35.65], [20.0, 35.53374], [20.104717, 35.65], [20.25, 35.812815], [20.304393, 35.9], [20.257805, 36.15], [20.072056, 36.4], [20.0, 36.483091], [19.76849, 36.65], [19.75, 36.662838], [19.5, 36.728465], [19.25, 36.768287], [19.0, 36.738425], [18.833129, 36.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.46108, 35.65], [20.5, 35.566476], [20.512709, 35.65], [20.5, 35.671845], [20.46108, 35.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.698251, 35.15], [20.75, 35.046132], [20.795764, 35.15], [20.75, 35.225924], [20.698251, 35.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T00:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.14106, 35.65], [18.042669, 35.4], [18.0, 35.172169], [17.997756, 35.15], [18.0, 35.117586], [18.08636, 34.9], [18.25, 34.860427], [18.38374, 34.9], [18.5, 34.987749], [18.75, 35.121168], [18.906119, 35.15], [18.75, 35.191714], [18.5, 35.298663], [18.445453, 35.4], [18.284895, 35.65], [18.25, 35.740269], [18.14106, 35.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.973362, 35.4], [19.0, 35.275612], [19.25, 35.377325], [19.273154, 35.4], [19.25, 35.438375], [19.0, 35.410367], [18.973362, 35.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.099973, 35.4], [18.035516, 35.15], [18.0, 35.053795], [17.850289, 34.9], [17.75, 34.831006], [17.5, 34.79544], [17.25, 34.682231], [17.219121, 34.65], [17.01148, 34.4], [17.0, 34.363974], [16.948446, 34.15], [17.0, 34.080365], [17.194227, 33.9], [17.25, 33.866012], [17.5, 33.787552], [17.75, 33.761091], [18.0, 33.775263], [18.25, 33.803816], [18.5, 33.855838], [18.650522, 33.9], [18.5, 34.052229], [18.309701, 34.15], [18.489519, 34.4], [18.5, 34.442537], [18.563554, 34.65], [18.646102, 34.9], [18.666449, 35.15], [18.592284, 35.4], [18.5, 35.480722], [18.25, 35.568718], [18.099973, 35.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.330778, 34.15], [19.252418, 33.9], [19.5, 33.621235], [19.725032, 33.4], [19.75, 33.359128], [19.781788, 33.4], [19.833954, 33.65], [19.784284, 33.9], [19.75, 34.016584], [19.658747, 34.15], [19.5, 34.30497], [19.330778, 34.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.083518, 35.9], [19.0, 35.799398], [18.736865, 35.65], [18.5, 35.490042], [18.444767, 35.4], [18.5, 35.280519], [18.75, 35.208886], [19.0, 35.357072], [19.200292, 35.15], [19.25, 35.105099], [19.462318, 34.9], [19.5, 34.853565], [19.545487, 34.9], [19.703375, 35.15], [19.75, 35.208435], [20.0, 35.225351], [20.232541, 35.15], [20.25, 35.137203], [20.258607, 35.15], [20.312456, 35.4], [20.264338, 35.65], [20.25, 35.670504], [20.110936, 35.9], [20.0, 35.998404], [19.75, 36.102047], [19.5, 36.08664], [19.25, 35.980411], [19.083518, 35.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.620862, 33.65], [19.75, 33.499367], [19.809302, 33.4], [20.0, 33.215826], [20.060804, 33.15], [20.200484, 32.9], [20.25, 32.798635], [20.358927, 32.65], [20.446031, 32.4], [20.452022, 32.15], [20.5, 32.068448], [20.684878, 31.9], [20.75, 31.854738], [21.0, 31.808807], [21.108785, 31.9], [21.00333, 32.15], [21.0, 32.156344], [20.891507, 32.4], [20.75, 32.595189], [20.689428, 32.65], [20.536857, 32.9], [20.354936, 33.15], [20.25, 33.312252], [20.156109, 33.4], [20.0, 33.622897], [19.948738, 33.65], [19.75, 33.73894], [19.620862, 33.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[22.435283, 31.15], [22.5, 31.137094], [22.75, 31.051016], [23.0, 31.075721], [23.043155, 31.15], [23.0, 31.209169], [22.75, 31.269373], [22.5, 31.198356], [22.435283, 31.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.151007, 36.4], [20.0, 36.323376], [19.75, 36.184961], [19.693208, 36.15], [19.75, 36.017499], [20.0, 35.910875], [20.033973, 35.9], [20.25, 35.867839], [20.5, 35.754654], [20.672888, 35.65], [20.75, 35.582371], [21.0, 35.472083], [21.06963, 35.65], [21.25, 35.802462], [21.305093, 35.9], [21.25, 35.994106], [21.125986, 36.15], [21.0, 36.260939], [20.75, 36.374619], [20.599221, 36.4], [20.5, 36.407956], [20.25, 36.431686], [20.151007, 36.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.737187, 35.15], [21.75, 35.130443], [21.760805, 35.15], [21.75, 35.171929], [21.737187, 35.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T03:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[18.895774, 34.65], [18.75, 34.526863], [18.634651, 34.4], [18.5, 34.269566], [18.25, 34.178838], [18.0, 34.161521], [17.75, 34.114459], [17.5, 33.975527], [17.404212, 33.9], [17.297839, 33.65], [17.469927, 33.4], [17.5, 33.37626], [17.75, 33.28626], [18.0, 33.271672], [18.25, 33.316395], [18.5, 33.390134], [18.543589, 33.4], [18.654085, 33.65], [18.75, 33.700815], [18.975311, 33.9], [19.0, 33.931831], [19.126892, 34.15], [19.190152, 34.4], [19.149918, 34.65], [19.0, 34.739864], [18.895774, 34.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.909165, 33.4], [20.0, 33.327024], [20.186324, 33.4], [20.0, 33.625476], [19.909165, 33.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.228353, 33.15], [20.25, 33.129246], [20.265678, 33.15], [20.25, 33.250557], [20.228353, 33.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.5, 35.652227], [20.25, 35.552942], [20.047597, 35.4], [20.0, 35.29554], [19.8985, 35.15], [19.75, 34.902947], [19.745202, 34.9], [19.75, 34.898607], [19.977544, 34.65], [20.0, 34.62715], [20.205873, 34.4], [20.25, 34.339936], [20.306115, 34.4], [20.440472, 34.65], [20.5, 34.84716], [20.531928, 34.9], [20.75, 35.01035], [21.0, 35.083984], [21.043345, 35.15], [21.002205, 35.4], [21.0, 35.402932], [20.75, 35.633905], [20.545276, 35.65], [20.5, 35.652227]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.731458, 32.65], [20.704286, 32.4], [20.75, 32.311791], [20.974977, 32.15], [21.0, 32.119816], [21.046587, 32.15], [21.013114, 32.4], [21.0, 32.416762], [20.767545, 32.65], [20.75, 32.686032], [20.731458, 32.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[23.166072, 30.65], [23.25, 30.623281], [23.5, 30.60576], [23.545448, 30.65], [23.5, 30.701291], [23.25, 30.697039], [23.166072, 30.65]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.999965, 35.9], [21.25, 35.654897], [21.253115, 35.65], [21.5, 35.561694], [21.75, 35.399484], [21.751912, 35.4], [21.921581, 35.65], [22.0, 35.798557], [22.147397, 35.9], [22.0, 35.96183], [21.75, 36.074898], [21.5, 36.075075], [21.25, 35.988276], [20.999965, 35.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T06:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[19.476465, 33.9], [19.25, 33.786936], [19.034593, 33.65], [19.0, 33.618463], [18.75, 33.536599], [18.5, 33.544842], [18.25, 33.567085], [18.0, 33.521108], [17.75, 33.416474], [17.726212, 33.4], [17.535186, 33.15], [17.653271, 32.9], [17.75, 32.82114], [18.0, 32.803898], [18.25, 32.799873], [18.5, 32.883368], [18.535672, 32.9], [18.75, 33.007158], [18.977361, 33.15], [19.0, 33.160637], [19.25, 33.252657], [19.487865, 33.4], [19.5, 33.412329], [19.672699, 33.65], [19.567214, 33.9], [19.5, 33.912866], [19.476465, 33.9]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[21.107499, 35.15], [21.0, 35.062431], [20.847219, 34.9], [20.90681, 34.65], [21.0, 34.41647], [21.151321, 34.65], [21.25, 34.679887], [21.5, 34.806417], [21.75, 34.86738], [21.787246, 34.9], [21.754082, 35.15], [21.75, 35.154401], [21.5, 35.265322], [21.25, 35.223376], [21.107499, 35.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.740379, 34.15], [20.75, 34.136534], [21.0, 34.109087], [21.020519, 34.15], [21.0, 34.371663], [20.75, 34.238072], [20.740379, 34.15]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}, {"type": "Feature", "geometry": {"type": "Polygon", "coordinates": [[[20.734697, 32.4], [20.75, 32.379927], [20.820017, 32.4], [20.75, 32.412287], [20.734697, 32.4]]]}, "properties": {"aggregate": "qva_ash_concentration_layer", "process": "qva_mocage", "time": "2026-08-18T09:00:00Z", "analysis_time": "2026-08-16T06:42:00Z", "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": "2026-08-16T06:42:00Z", "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": "7200.0", "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": "If the eruption continues \npast 15TU, the plumes will \nstill be attached to the \nvolcano."}}]}