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SONOMA   Power Plant Details
Owner Location Start Year Plant Type # of Units Installed capacity (MW) Running capacity (MW)
Calpine Sonoma, CA 1983 Dry Steam 1 72 42
Additional information:
Calpine’s geothermal visitor center is open to the public and displays interesting information on the nature of geothermal energy as well as specific historical and project information about The Geysers. In addition, public tours of Calpine’s West Ford Flat geothermal plant and field are available.

Web Site:
Sonoma power plant
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