United States of America

Hells Canyon— 391.5 MW Hydroelectric

HydroRenewableVerified: Jul 2026

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Hells Canyon is a prominent hydroelectric power plant located in the United States, playing a vital role in the energy generation landscape of the Pacific Northwest. With a capacity of 391.5 MW, this facility has been operational since 1967 and continues to provide substantial amounts of renewable energy to the regional grid. Situated at coordinates 45.2439, -116.7008, Hells Canyon leverages the powerful flow of the Snake River to generate electricity, employing advanced hydroelectric technology that ensures efficient conversion of hydraulic energy into electrical power. Operated by Idaho Power Co, the plant is integral to the company’s strategy of supplying clean energy to its customers while supporting the growing demand for sustainable power solutions. The significance of Hells Canyon extends beyond mere generation capacity; it is also crucial in regulating water flow and supporting irrigation needs in the surrounding areas. As the U.S. energy sector increasingly focuses on reducing carbon emissions and enhancing sustainability, hydroelectric plants like Hells Canyon are essential assets. They provide a renewable energy source that complements other forms of generation, thus enhancing grid reliability and stability in a region known for its vast natural resources.