{"source":"https://gis.conservation.ca.gov/server/rest/services/CGS/IW_Tsunami_Hazard_Area/FeatureServer/0 - layer 'CA_Tsunami_Hazard_Area' (California Geological Survey / Cal OES), OBJECTID 38 = San Francisco County","layer_type":"Tsunami Hazard Area (maximum-considered tsunami inundation for evacuation planning; model results represent inundation exceeding a ~975-year average return period event). Binary hazard-area polygon.","scenario":"Maximum considered tsunami, ~975-year average return period; San Francisco County sheet","crs":"wgs84","polygons":[{"sev":1.0,"class":"Yes, Tsunami Hazard 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