EnergyAtlasUSA

Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

Home / Technologies / Geothermal / California

Geothermal Power Plants in California

U.S. Energy Information Administration (Forms EIA-860/860M).

Power plants
30
Total nameplate capacity
2,718.3 MW
Generating units
68
National rank (geothermal capacity)
#1

Every geothermal plant in California

PlantOperatorUnitsCapacity
Geysers Unit 5-20Geysers Power Co LLC121,236 MW
Calistoga Power PlantGeysers Power Co LLC2176.4 MW
Geothermal 1Northern California Power Agny2110 MW
Coso Finance PartnersCoso Operating Co LLC392.2 MW
Heber GeothermalORCAL Geothermal, Inc591.5 MW
Coso Power DevelopersCoso Operating Co LLC390 MW
Coso Energy DevelopersCoso Operating Co LLC390 MW
Sonoma California GeothermalGeysers Power Co LLC178 MW
Second Imperial GeothermalORCAL Geothermal, Inc474.5 MW
Salton Sea Power LLC - Unit 5CalEnergy Operating Corporation158.3 MW
John L. Featherstone PlantHudson Ranch Power I LLC155 MW
Geothermal 2Northern California Power Agny155 MW
Salton Sea Power Gen Co - Unit 3CalEnergy Operating Corporation153.9 MW
Salton Sea Power Gen Co - Unit 4CalEnergy Operating Corporation147.5 MW
CE LeathersCalEnergy Operating Corporation145.5 MW
Elmore CompanyCalEnergy Operating Corporation145.5 MW
Del Ranch CompanyCalEnergy Operating Corporation145.5 MW
CD4CD4144.4 MW
Vulcan-BN Geothermal Power CompanyCalEnergy Operating Corporation239.6 MW
Aidlin Geothermal Power PlantGeysers Power Co LLC225 MW
Ormesa IIIOrmat Nevada Inc224 MW
Ormesa IIOrmat Nevada Inc224 MW
Salton Sea Power Gen Co - Unit 2CalEnergy Operating Corporation320 MW
Ormesa IOrmat Nevada Inc219 MW
North Brawley Geothermal PlantOrmat Nevada Inc116 MW
Mammoth G3Ormat Nevada Inc315 MW
Mammoth G2Ormat Nevada Inc315 MW
CE Turbo LLCCalEnergy Operating Corporation111.5 MW
Salton Sea Power Gen Co - Unit 1CalEnergy Operating Corporation110 MW
Mammoth G1Ormat Nevada Inc210 MW

Source: U.S. Energy Information Administration, Forms EIA-860 and EIA-860M. Nameplate capacity is the maximum rated output of the plant's generators.

Geothermal Power Plants in California | EnergyAtlasUSA