Snohomish County100-ft elevation contours generated from USGS Digital Elevation Model, pixel resolution 10-meter.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/8713e4cea6a741a08d28585662a43cf8_0engSnohomish County Open Data PortalPublicContours 100ft [Washington (State)--Snohomish County]Web servicesWashington (State)--Snohomish CountyWashington (State)Last Modified: 2024-08-15