Pierce County, WashingtonGPS'd drain structure points in unincorporated Pierce County including catch basins, manholes, curb inlets, and catch basin mechanical filters. Includes public and private features except where private gates prevent access. Please read metadata (https://matterhorn.co.pierce.wa.us/GISmetadata/pdbpubw_swdrainstructure.html) for additional information. Any data download constitutes acceptance of the Terms of Use (https://matterhorn.co.pierce.wa.us/Disclaimer/PierceCountyGISDataTermsofUse.pdf).ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/03b4bf0bae1b452aaab49d5be9d936ba_0engPierce County Open GeoSpatial Data PortalPublicDrainage Drain Structures [Washington (State)--Pierce County]Web servicesWashington (State)--Pierce CountyWashington (State)Last Modified: 2025-12-17