The Grand River Dam Authority (GRDA) is Oklahoma’s largest public power electric utility, funded by revenues from electric and water sales. Established in 1935, GRDA manages over 70,000 surface acres of lake waters and operates multiple hydroelectric facilities, including the Pensacola Dam, which was the state’s first hydroelectric facility. GRDA's mission focuses on delivering affordable and reliable electricity while ensuring environmental stewardship and promoting economic development. With a diverse generation portfolio that includes gas, coal, water, and wind, GRDA serves a wide range of customers, including municipalities, electric cooperatives, and industries, while also enhancing the quality of life in Oklahoma through its stewardship of natural resources.
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