20210303 08583700 1.0 TRUE Wetlands National Wetland Inventory (NWI) with revisions made by local governments in the tri-county region. Portland wetlands are updated from the original Metro dataset by City of Portland, Bureau of Planning & Sustainability to refine geometry, remove erroneously mapped wetlands, and add missing wetlands. This data can be viewed online at www.PortlandMaps.com. -- Additional Information: Category: Hydro Purpose: For identifying the location of wetlands. Update Frequency: As Needed -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?&action=DisplayLayer&LayerID=52608 Bureau of Planning and Sustainability