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State
GNIS
State of Oregon —
The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS for the U.S. Board... -
State
Abandoned Mine Locations
State of Oregon —
Mineral Information Layer for Oregon-Release 3 (MILO-Release 3) is a geospatial database that stores and manages information regarding Oregons mineral occurrences,... -
State of Washington DC in 2020
District of Columbia —
Proposed boundaries of the State of Washington DC as passed by US House of Representatives on June 26, 2020. -
State of Washington DC in 2016
District of Columbia —
Proposed boundaries of the State of Washington DC and Federal District as approved by DC Council on October 18, 2016. Read the complete testimony from the DC Office of...