Description: Eligible geographic areas are created from HUC12 watersheds that intersect Census Urbanized Areas. These HUC12 units are then merged to remove the borders between adjacent watersheds to create individual polygons for each Eligible Geographic Area.
Description: EPA Administrative Region boundaries derived from State boundaries.
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Click the metadata link for details:
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<a href='https://edg.epa.gov/metadata/rest/document?xsl=esri_fgdc&xml=/Public/OEI/EPA_Facilities/layer_metadata/RegionBoundaries.XML' target='_blank'>https://edg.epa.gov/metadata/rest/document?xsl=esri_fgdc&xml=/Public/OEI/EPA_Facilities/layer_metadata/RegionBoundaries.XML</a>
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