U.S. Department of Energy: Energy Efficiency and Renewable Energy

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Casa Diablo Geothermal Area

The Mammoth-Pacific geothermal power plants at Casa Diablo on the eastern front of the Sierra Nevada Range generate enough power for approximately 40,000 homes. The power is sold to Southern California Edison under long-term contracts.

Photo of the Casa Diablo Geothermal area.

Mammoth-Pacific Geothermal Power Plant.

 

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Content Last Updated: 01/25/2013