Bureau of Land ManagementCOB_POLY: This theme shows the jurisdictional and cartographic county areas for Oregon and Washington. The POCA layer is an integrated set of geographic- referencing data covering the state of Washington. It is derived from land surveys, DNR orthophotos, USGS 7.5' quadrangles, and DNR tract books.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/51d396ec311d449fa2f6cb1141d496f2_1engOregon GEOHubPublicCounty Boundaries [Oregon]Web servicesOregonLast Modified: 2023-07-12