20230324 02002000 1.0 TRUE Counties The Counties layer portrays the county boundaries of the United States. A county is the largest territorial division for local government within a state in the United States. This map layer is downloaded from the U.S. Census Bureau. <br/> <a href='https://edg.epa.gov/metadata/rest/document?id={1F106CB7-C77C-46AF-8F74-EC540592631C}&xsl=metadata_to_html_full' target='_blank'>Metadata</a> U.S. Census Bureau