Principal meridians of Alaska

The five principal meridians of Alaska are the Copper River meridian (established 1905), Fairbanks meridian (adopted 1910), Kateel River meridian (adopted 1956), Seward meridian (adopted 1911) and Umiat meridian (adopted 1956).

Initial points Name AdoptedInitial point Copper River Meridian 1905 Fairbanks Meridian 1910 Kateel River Meridian 1956 Seward Meridian 1911 Umiat Meridian 1956

See also List of principal and guide meridians and base lines of the United States Public Land Survey System

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