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Federal
USGS National Boundary Dataset (NBD) Downloadable Data Collection
Department of the Interior —
The USGS Governmental Unit Boundaries dataset from The National Map (TNM) represents major civil areas for the Nation, including States or Territories, counties (or... -
Federal
BSEE Data Center - Field & Reserves Information
Department of the Interior —
Reserves Information includes information on active and expired fields and leases in the Gulf of America. Field data available includes leases assigned to each field,... -
Federal
BLM AK Other Nationally Designated Areas
Department of the Interior —
This layer contains boundaries for National Designation Areas that are not included in other datasets (such as the National Landscape Conservation System (NLCS),...