King CountyFor more information about this layer please see the GIS Data Catalog . The Sensitive Ares Ordinance (SAO) defines significant erosion hazard areas as those soils in King County that may experience severe to very severe erosion hazard. The SAO adopts the soils definition in the U.S. Department of Agriculture Soil conservation Service (SCS) 1973 King County Coil Survey and the current draft of the Snoqualmie Pass Area Soil Survey (ND).ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/20c806b65e814fb7a03c6741c1e867a8_0engKing County GIS Open DataPublicErosion Hazards [Washington (State)--King County]Web servicesWashington (State)--King CountyWashington (State)Last Modified: 2025-08-21