Directory of Power Plants in California
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Collins Pine Project | Collins Pine Co | Chester, CA | California Independent System Operator (CISO) | 15.3 GWh | Nov 1985 | Dec 2025 | Wood/Wood Waste Solids |
| Burney Forest Products | Burney Forest Products, A Joint Venture | Burney, CA | California Independent System Operator (CISO) | 102.9 GWh | Sep 1989 | Dec 2025 | Wood/Wood Waste Solids : 69.9% Natural Gas : 30.1% |
| Badger Creek Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 3.1 GWh | Mar 1991 | Aug 2026 | Natural Gas |
| Bear Mountain Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 38.2 GWh | Mar 1995 | Aug 2026 | Natural Gas |
| Ridgetop Energy LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 24.5 GWh | Dec 1983 | Dec 2025 | Wind |
| Cameron Ridge LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 148.0 GWh | Nov 1984 | Dec 2025 | Wind |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 35.2 GWh | Nov 1984 | Aug 2026 | Natural Gas |
| Kern River Cogeneration | Kern River Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 79.9 GWh | Jun 1985 | Aug 2026 | Natural Gas |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 83.8 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 43.6 GWh | Nov 1984 | Dec 2025 | Geothermal |
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 73.5 GWh | Mar 1985 | Dec 2025 | Water |
| San Antonio Regional Hospital | San Antonio Regional Hospital | Upland, CA | California Independent System Operator (CISO) | 12.7 GWh | Dec 1984 | Dec 2025 | Natural Gas |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 51.7 GWh | Feb 1983 | Dec 2025 | Wind |
| Wadham Energy | Wadham Energy LP | Williams, CA | California Independent System Operator (CISO) | 144.5 GWh | Feb 1989 | Dec 2025 | Agricultural By-Products : 99.7% |
| AltaGas Ripon Energy Inc. | AltaGas Ripon Energy Inc. | Ripon, CA | California Independent System Operator (CISO) | 1.8 GWh | Mar 1988 | Aug 2026 | Natural Gas |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 1.8 GWh | Jan 1985 | Jun 2025 | Water |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 58.2 GWh | Feb 1992 | Dec 2025 | Water |
| Nacimiento Hydro Project | Monterey Cnty Water Res Agency | Bradley, CA | California Independent System Operator (CISO) | 11.8 GWh | Jun 1987 | Dec 2025 | Water |
| East Portal Generator | Calleguas Mun Water District | Chatsworth, CA | California Independent System Operator (CISO) | 4.7 GWh | Dec 1986 | Dec 2025 | Water |
| San Dimas Wash Generating Station | San Gabriel Valley Mun Wtr Dt | San Dimas, CA | California Independent System Operator (CISO) | 1.2 GWh | Feb 1986 | Sep 2025 | Water |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 82.5 GWh | Apr 1986 | Dec 2025 | Water |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 426.4 GWh | Jun 1982 | Aug 2026 | Natural Gas |
| Gas Utilization Facility | City of San Diego - (CA) | San Diego, CA | California Independent System Operator (CISO) | 26.6 GWh | May 1985 | Aug 2026 | Other Biomass Gas |
| Double C Generation Limited Partnership | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.6 GWh | Feb 1989 | Dec 2025 | Natural Gas |
| Kern Front Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.4 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| High Sierra Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.6 GWh | Feb 1989 | Dec 2025 | Natural Gas |
| Victory Garden (Tehachapi) | Wind Stream Operations LLC | Tehachapi, CA | California Independent System Operator (CISO) | 33.0 GWh | Nov 1981 | Dec 2024 | Wind |
| Grizzly | City of Santa Clara - (CA) | N/A, CA | California Independent System Operator (CISO) | 43.3 GWh | Oct 1993 | Dec 2025 | Water |
| Oxnard Wastewater Treatment Plant | City of Oxnard - (CA) | Oxnard, CA | California Independent System Operator (CISO) | 2.4 GWh | Jul 1981 | Aug 2026 | Other Biomass Gas : 99.9% |
| Nelson Creek | Nelson Creek Power Inc | Big Bend, CA | California Independent System Operator (CISO) | 2.5 GWh | Sep 1989 | Dec 2025 | Water |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| Watson Cogeneration | ARCO Products Co-Watson | Carson, CA | California Independent System Operator (CISO) | 2.4 TWh | Nov 1987 | Aug 2026 | Natural Gas : 77.1% Other Gas : 22.7% |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 28.8 GWh | Oct 1982 | Mar 2025 | Natural Gas |
| Olsen | Olsen Power Partners | Whitmore, CA | California Independent System Operator (CISO) | 15.3 GWh | Dec 1989 | Dec 2025 | Water |
| Berry Cogen | Berry Petroleum Co | Taft, CA | California Independent System Operator (CISO) | 9.5 GWh | Nov 1986 | May 2026 | Natural Gas |
| Bear Creek (CA) | Central Rivers Power US, LLC | Shingletown, CA | California Independent System Operator (CISO) | 6.5 GWh | Dec 1989 | Dec 2025 | Water |
| Sycamore Cogeneration | Sycamore Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 140.8 GWh | Nov 1987 | Aug 2026 | Natural Gas |
| Indian Valley Dam Hydro Project | Yolo County Flood Control WCD | Clearlake Oaks, CA | California Independent System Operator (CISO) | 11.2 GWh | Sep 1983 | Aug 2025 | Water |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 257.3 GWh | Jun 1984 | Aug 2026 | Natural Gas |
| Sierra Pacific Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 201.5 GWh | Nov 1986 | Dec 2025 | Wood/Wood Waste Solids |
| Sierra Pacific Burney Facility | Sierra Pacific Industries | Burney, CA | California Independent System Operator (CISO) | 95.1 GWh | Sep 1986 | Dec 2025 | Wood/Wood Waste Solids |
| Univ of San Francisco Cogen | University of San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 5.2 GWh | Aug 1987 | Dec 2024 | Natural Gas |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 450.7 GWh | Feb 1984 | Aug 2026 | Geothermal |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 2004 | Dec 2025 | Landfill Gas |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.2 GWh | Nov 1985 | Dec 2025 | Solar |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 4.6 GWh | May 1983 | Dec 2025 | Water |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 32.1 GWh | Nov 1990 | Dec 2025 | Water |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 80.1 GWh | Feb 2004 | Dec 2025 | Wood/Wood Waste Solids |
| Fresno Cogen Partners | Wellhead Services, Inc | San Joaquin, CA | California Independent System Operator (CISO) | 840.0 MWh | Dec 1989 | Dec 2025 | Natural Gas |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 4.9 GWh | Mar 1986 | Dec 2025 | Water |
| Carson Cogeneration | Carson Cogeneration Co | Carson, CA | California Independent System Operator (CISO) | 2.6 GWh | Nov 1989 | Sep 2025 | Natural Gas |
| Childrens Hospital | DTE San Diego COGEN Inc. | San Diego, CA | California Independent System Operator (CISO) | 26.1 GWh | Mar 2000 | Aug 2026 | Natural Gas |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 12.3 GWh | Nov 1984 | Dec 2025 | Wind |
| Sunray 2 | Sunray Energy 2, LLC | Daggett, CA | California Independent System Operator (CISO) | 54.6 GWh | Nov 1984 | Dec 2025 | Solar |
| New-Indy Ontario Mill | New-Indy Ontario LLC | Ontario, CA | California Independent System Operator (CISO) | 243.6 GWh | May 1985 | Aug 2026 | Natural Gas |
| Kingsburg Cogen | KES Kingsburg LP | Kingsburg, CA | California Independent System Operator (CISO) | 8.4 GWh | Nov 1990 | Sep 2025 | Natural Gas |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 144.2 GWh | Sep 1986 | Aug 2026 | Landfill Gas |
| Loma Linda University Cogen | Loma Linda University | Loma Linda, CA | California Independent System Operator (CISO) | 59.1 GWh | Jan 1980 | Aug 2026 | Natural Gas |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 2.6 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 63.8 GWh | Sep 1989 | Jun 2026 | Natural Gas |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 598.3 GWh | Jan 1987 | Aug 2026 | Natural Gas |
| El Segundo Cogen | Chevron USA Inc-El Segundo | El Segundo, CA | California Independent System Operator (CISO) | 1.2 TWh | Nov 1987 | Aug 2026 | Natural Gas : 99.9% |
| King City Power Plant | Calpine King City Cogen LLC | King City, CA | California Independent System Operator (CISO) | 33.9 GWh | Jan 1989 | Aug 2026 | Natural Gas |
| Big Creek Water Works | Big Creek Water Works Ltd | Hyampom, CA | California Independent System Operator (CISO) | 5.5 GWh | Dec 1986 | May 2026 | Water |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 75.3 GWh | Nov 1990 | Dec 2025 | Geothermal |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 80.3 GWh | Jul 2003 | Aug 2026 | Natural Gas |
| Haypress | EIF Haypress LLC | Sierra City, CA | California Independent System Operator (CISO) | 17.1 GWh | Nov 1988 | Jun 2025 | Water |
| Tulare Success Power Project | Lower Tule River Irrgtn Dist | Porterville, CA | California Independent System Operator (CISO) | 1.3 GWh | Nov 1989 | Aug 2025 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 156.5 GWh | Dec 1985 | Dec 2025 | Other Biomass Gas : 94.7% Natural Gas : 5.3% |
| Deadwood Creek | Hydro Sierra Energy, LLC | Dobbins, CA | California Independent System Operator (CISO) | 2.1 GWh | Nov 1993 | Dec 2025 | Water |
| Solano Wind | Sacramento Municipal Util Dist | Rio Vista, CA | California Independent System Operator (CISO) | 704.5 GWh | May 1994 | Aug 2026 | Wind |
| Lake Mendocino | City of Ukiah - (CA) | Ukiah, CA | California Independent System Operator (CISO) | 12.3 GWh | Apr 1987 | Dec 2025 | Water |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 40.7 GWh | May 1983 | Dec 2025 | Water |
| Lodi | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 1.9 GWh | Jan 1986 | Dec 2025 | Natural Gas |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 323.2 GWh | Dec 1983 | Aug 2026 | Water |
| Diamond Valley Lake | Metropolitan Water District of S CA | Winchester, CA | California Independent System Operator (CISO) | 1.3 GWh | Apr 2001 | Oct 2025 | Water |
| Alameda | Northern California Power Agny | Alameda, CA | California Independent System Operator (CISO) | 3.0 GWh | Apr 1986 | Dec 2025 | Natural Gas |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 324.8 GWh | Nov 1985 | Aug 2026 | Geothermal |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 309.0 GWh | Dec 1982 | Aug 2026 | Geothermal |
| Ellwood | Ellwood Power, LLC | Goleta, CA | California Independent System Operator (CISO) | 305.0 MWh | Jul 1974 | Dec 2025 | Natural Gas |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.3 GWh | Oct 2008 | Aug 2026 | Other Biomass Gas : 94.2% Natural Gas : 5.8% |
| Muck Valley Hydroelectric | Malacha Hydro Limited Partnership | NA, CA | California Independent System Operator (CISO) | 89.8 GWh | Nov 1988 | Dec 2025 | Water |
| Gilroy Power Plant | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 21.1 GWh | Sep 1987 | Dec 2025 | Natural Gas |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 29.2 GWh | Jul 1983 | Dec 2025 | Natural Gas |
| Lockhart Solar PV, LLC | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 230.3 GWh | Nov 1989 | Aug 2026 | Solar |
| Kaweah Delta District Hospital | Kaweah Delta Hospital | Visalia, CA | California Independent System Operator (CISO) | 21.6 GWh | Sep 2008 | Aug 2026 | Natural Gas |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 5.6 GWh | Feb 1982 | Dec 2025 | Water |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 275.2 GWh | May 1993 | Dec 2025 | Geothermal |
| Salton Sea Power LLC - Unit 5 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 295.9 GWh | Mar 2000 | Dec 2025 | Geothermal |
| CE Turbo LLC | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 9.3 GWh | Jun 2000 | Jul 2025 | Geothermal |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 77.1 GWh | Jun 1982 | Dec 2025 | Geothermal |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 74.8 GWh | Feb 1990 | Dec 2025 | Geothermal |
| Rockwood | Imperial Irrigation District | Brawley, CA | Imperial Irrigation District (IID) | 419.0 MWh | May 1979 | Dec 2025 | Natural Gas : 75.5% Distillate Fuel Oil : 24.5% |
| Coachella | Imperial Irrigation District | Coachella, CA | Imperial Irrigation District (IID) | 2.1 GWh | May 1973 | Dec 2025 | Natural Gas : 95.7% Distillate Fuel Oil : 4.3% |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 66.4 GWh | Nov 1986 | Dec 2025 | Geothermal |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 232.2 GWh | Nov 1985 | Dec 2025 | Geothermal |
| Drop 1 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 9.0 GWh | Sep 1984 | Dec 2025 | Water |
| East Highline | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 2.8 GWh | Aug 1984 | Dec 2025 | Water |
| Salton Sea Power Gen Co - Unit 3 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 288.8 GWh | Jan 1989 | Dec 2025 | Geothermal |
| El Centro Hybrid | Imperial Irrigation District | El Centro, CA | Imperial Irrigation District (IID) | 870.3 GWh | Jul 1952 | Aug 2026 | Natural Gas |
Browse Power Plants By California Counties
Figures are based on August 2026 generation numbers.| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Kern County, CA | # 1 | 333 | 35.3 TWh |
| San Luis Obispo County, CA | # 2 | 22 | 20.7 TWh |
| Los Angeles County, CA | # 3 | 325 | 17.3 TWh |
| Riverside County, CA | # 4 | 165 | 14.0 TWh |
| Contra Costa County, CA | # 5 | 59 | 11.8 TWh |
| San Bernardino County, CA | # 6 | 212 | 11.8 TWh |
| Imperial County, CA | # 7 | 84 | 9.9 TWh |
| Fresno County, CA | # 8 | 128 | 7.8 TWh |
| Shasta County, CA | # 9 | 46 | 7.0 TWh |
| Sacramento County, CA | # 10 | 68 | 5.6 TWh |
| Sonoma County, CA | # 11 | 26 | 5.0 TWh |
| San Diego County, CA | # 12 | 156 | 4.0 TWh |
| Kings County, CA | # 13 | 59 | 4.0 TWh |
| Butte County, CA | # 14 | 25 | 3.5 TWh |
| Santa Clara County, CA | # 15 | 76 | 3.4 TWh |
| Solano County, CA | # 16 | 41 | 3.0 TWh |
| Monterey County, CA | # 17 | 29 | 3.0 TWh |
| Tuolumne County, CA | # 18 | 23 | 2.9 TWh |
| Alameda County, CA | # 19 | 52 | 2.8 TWh |
| Stanislaus County, CA | # 20 | 25 | 2.7 TWh |
| Orange County, CA | # 21 | 59 | 2.6 TWh |
| Plumas County, CA | # 22 | 13 | 2.2 TWh |
| Colusa County, CA | # 23 | 4 | 2.2 TWh |
| Placer County, CA | # 24 | 26 | 1.8 TWh |
| Sutter County, CA | # 25 | 8 | 1.8 TWh |
| Tulare County, CA | # 26 | 72 | 1.6 TWh |
| San Joaquin County, CA | # 27 | 53 | 1.6 TWh |
| El Dorado County, CA | # 28 | 15 | 1.5 TWh |
| County | State Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Yuba County, CA | # 29 | 5 | 1.5 TWh |
| Madera County, CA | # 30 | 29 | 1.2 TWh |
| Inyo County, CA | # 31 | 23 | 1.1 TWh |
| Lake County, CA | # 32 | 10 | 892.8 GWh |
| Ventura County, CA | # 33 | 33 | 719.4 GWh |
| Amador County, CA | # 34 | 8 | 608.6 GWh |
| Mono County, CA | # 35 | 9 | 597.8 GWh |
| Calaveras County, CA | # 36 | 6 | 524.3 GWh |
| Merced County, CA | # 37 | 33 | 493.1 GWh |
| Trinity County, CA | # 38 | 5 | 480.6 GWh |
| Humboldt County, CA | # 39 | 10 | 450.0 GWh |
| Lassen County, CA | # 40 | 9 | 337.3 GWh |
| Santa Barbara County, CA | # 41 | 18 | 292.9 GWh |
| Mariposa County, CA | # 42 | 2 | 272.7 GWh |
| San Benito County, CA | # 43 | 6 | 266.2 GWh |
| Nevada County, CA | # 44 | 12 | 225.7 GWh |
| Yolo County, CA | # 45 | 15 | 196.6 GWh |
| San Mateo County, CA | # 46 | 11 | 133.1 GWh |
| San Francisco County, CA | # 47 | 10 | 80.3 GWh |
| Siskiyou County, CA | # 48 | 8 | 77.3 GWh |
| Santa Cruz County, CA | # 49 | 6 | 60.7 GWh |
| Napa County, CA | # 50 | 11 | 51.2 GWh |
| Tehama County, CA | # 51 | 7 | 45.8 GWh |
| Sierra County, CA | # 52 | 3 | 28.8 GWh |
| Marin County, CA | # 53 | 3 | 28.1 GWh |
| Mendocino County, CA | # 54 | 6 | 12.3 GWh |
| Glenn County, CA | # 55 | 2 | 12.1 GWh |