United States of America

Fort Peck— 179.7 MW Hydroelectric

HydroRenewableVerified: Jul 2026

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Ranked as the 1505th largest power generation facility in the United States, Fort Peck stands out not only for its capacity of 179.7 MW but also for its unique positioning within the energy landscape of Montana. As the 111th largest hydroelectric facility among a total of 1469 in the country, Fort Peck embodies the potential of renewable energy in a region where hydro resources are underutilized. Commissioned in 1953 by the U.S. Army Corps of Engineers in Omaha, this facility is a testament to the long-standing commitment to harnessing water power for energy production. Fort Peck employs a traditional hydroelectric generation technology, utilizing the flow of water to drive turbines that convert kinetic energy into electricity. This method not only generates power but also contributes to flood control and irrigation, demonstrating the multifaceted benefits of hydroelectric plants. The facility operates in a region that is notably isolated, with no nearby power generation facilities within a 50 km radius. This geographic feature enhances its significance as a local energy provider, especially in a state that relies heavily on natural resources. In the broader context, the U.S. energy profile features a staggering 10,047 plants with a total capacity of 1,386,385 MW, predominantly fueled by natural gas. With Fort Peck contributing a mere 0.01% share of the national capacity, its influence may seem limited; however, it plays a crucial role in diversifying the energy mix in Montana and promoting the use of renewable resources. The plant’s capacity is slightly below the national average of approximately 138 MW per plant, indicating its specialized role within the regional energy framework. Operated by the U.S. Army Corps of Engineers, Fort Peck has been a crucial player in the American energy landscape for decades. Its operation reflects a blend of historical significance and modern energy challenges, showcasing the importance of maintaining older facilities while integrating newer technologies. As the world moves towards a more sustainable energy future, Fort Peck highlights the ongoing relevance of hydroelectric power, particularly in regions where alternative energy sources may not be as viable. The facility's continued operation not only supports local energy needs but also underscores the potential for hydroelectric power to contribute to a greener and more resilient energy grid.