Description: Polygons indicating spatial extent of each network structure in the storm drainage network within unincorporated Pierce County. Not a component of the network. Please read metadata (https://matterhorn.co.pierce.wa.us/GISmetadata/pdbpubw_swnetworkstructurepoly.html) for additional information. Any data download constitutes acceptance of the Terms of Use (https://matterhorn.co.pierce.wa.us/Disclaimer/PierceCountyGISDataTermsofUse.pdf).