Vydavatel U.S. Geological Survey, Department of the Interior
Datum vydání před téměř 10 roky
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This map layer portrays Metropolitan Statistical Areas in the United States and Puerto Rico. The map layer was created from data produced by the U.S. Census Bureau. Metropolitan Statistical Areas have at least one urbanized area of 50,000 or more population, and include adjacent territory that has a high degree of social and economic integration with the core as measured by commuting ties.