Pensacola

Grand River Dam AuthorityMayes CountySPP

Pensacola Dam on the Grand River in northeast Oklahoma is the state's first hydroelectric facility, built by the Grand River Dam Authority between 1938 and 1940. Six main generating units of 17,466 kW each, plus a 500 kW unit below the dam, give the authority's cited capacity of about 120 MW. GRDA filed a new FERC major license application for the Pensacola Hydroelectric Project, No. 1494-461, on May 30, 2023.