Directory of Power Plants in California
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Humboldt Sawmill Company | Mendocino Forest Products | Scotia, CA | California Independent System Operator (CISO) | 109.1 GWh | Dec 1937 | Oct 2025 | Wood/Wood Waste Solids : 99.8% |
| Rio Bravo Hydro Project | Olcese Water District | Bakersfield, CA | California Independent System Operator (CISO) | 34.6 GWh | Apr 1989 | Oct 2024 | Water |
| Chalk Cliff Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 3.8 GWh | Feb 1990 | Sep 2025 | Natural Gas |
| Hatchet Creek Project | Mega Renewables | Montgomery Creek, CA | California Independent System Operator (CISO) | 22.6 GWh | Nov 1986 | Dec 2024 | Water |
| Roaring Creek Water Power | Shasta Hydroelectric Inc | Montgomery Creek, CA | California Independent System Operator (CISO) | 7.0 GWh | Nov 1986 | Dec 2024 | Water |
| Bidwell Ditch Project | Mega Renewables | Hat Creek, CA | California Independent System Operator (CISO) | 10.7 GWh | Feb 1987 | Dec 2024 | Water |
| Coso Energy Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 244.2 GWh | Nov 1988 | Dec 2024 | Geothermal |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 5.9 GWh | May 1983 | Dec 2024 | Water |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 4.1 GWh | Jan 1989 | Dec 2024 | Natural Gas |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 13.6 GWh | Sep 1989 | Oct 2025 | Natural Gas |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 603.7 GWh | Jan 1987 | Oct 2025 | Natural Gas |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.2 GWh | Oct 2008 | Oct 2025 | Other Biomass Gas : 94.2% Natural Gas : 5.8% |
| Gilroy Power Plant | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 44.2 GWh | Sep 1987 | Dec 2024 | Natural Gas |
| King City Power Plant | Calpine King City Cogen LLC | King City, CA | California Independent System Operator (CISO) | 31.4 GWh | Jan 1989 | Sep 2025 | Natural Gas |
| Kaweah Delta District Hospital | Kaweah Delta Hospital | Visalia, CA | California Independent System Operator (CISO) | 21.4 GWh | Sep 2008 | Oct 2025 | Natural Gas |
| Big Creek Water Works | Big Creek Water Works Ltd | Hyampom, CA | California Independent System Operator (CISO) | 11.5 GWh | Dec 1986 | May 2025 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 160.8 GWh | Dec 1985 | Dec 2024 | Other Biomass Gas : 99.6% |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 40.8 GWh | Jul 2003 | Oct 2025 | Natural Gas |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 25.5 GWh | Jul 1983 | Dec 2024 | Natural Gas |
| Santa Clara Cogen | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 15.3 GWh | May 1982 | Dec 2023 | Natural Gas |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 43.0 GWh | Nov 1990 | Dec 2024 | Water |
| Haypress | EIF Haypress LLC | Sierra City, CA | California Independent System Operator (CISO) | 17.6 GWh | Nov 1988 | Jun 2024 | Water |
| Tulare Success Power Project | Lower Tule River Irrgtn Dist | Porterville, CA | California Independent System Operator (CISO) | 1.6 GWh | Nov 1989 | Sep 2024 | Water |
| El Segundo Cogen | Chevron USA Inc-El Segundo | El Segundo, CA | California Independent System Operator (CISO) | 1.1 TWh | Nov 1987 | Oct 2025 | Natural Gas : 99.7% |
| Loma Linda University Cogen | Loma Linda University | Loma Linda, CA | California Independent System Operator (CISO) | 63.7 GWh | Jan 1980 | Oct 2025 | Natural Gas |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 14.1 GWh | Nov 1984 | Dec 2024 | Wind |
| Childrens Hospital | DTE San Diego COGEN Inc. | San Diego, CA | California Independent System Operator (CISO) | 25.4 GWh | Mar 2000 | Oct 2025 | Natural Gas |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 94.1 GWh | Feb 2004 | Dec 2024 | Wood/Wood Waste Solids |
| Fresno Cogen Partners | Wellhead Services, Inc | San Joaquin, CA | California Independent System Operator (CISO) | 2.4 GWh | Dec 1989 | Dec 2024 | Natural Gas |
| Carson Cogeneration | Carson Cogeneration Co | Carson, CA | California Independent System Operator (CISO) | 29.1 GWh | Nov 1989 | Aug 2024 | Natural Gas |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 5.0 GWh | Mar 1986 | Nov 2024 | Water |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 367.1 GWh | Dec 1982 | Oct 2025 | Geothermal |
| Alameda | Northern California Power Agny | Alameda, CA | California Independent System Operator (CISO) | 3.1 GWh | Apr 1986 | Dec 2024 | Natural Gas |
| Combustion Turbine Project No 2 | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 9.6 GWh | Mar 1996 | Oct 2024 | Natural Gas |
| Lodi | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 2.8 GWh | Jan 1986 | Dec 2024 | Natural Gas |
| Lake Mendocino | City of Ukiah - (CA) | Ukiah, CA | California Independent System Operator (CISO) | 12.3 GWh | Apr 1987 | Dec 2024 | Water |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 316.5 GWh | Nov 1985 | Oct 2025 | Geothermal |
| Deadwood Creek | Hydro Sierra Energy, LLC | Dobbins, CA | California Independent System Operator (CISO) | 3.4 GWh | Nov 1993 | May 2024 | Water |
| Solano Wind | Sacramento Municipal Util Dist | Rio Vista, CA | California Independent System Operator (CISO) | 793.2 GWh | May 1994 | Oct 2025 | Wind |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 36.4 GWh | May 1983 | Dec 2024 | Water |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 331.2 GWh | Dec 1983 | Sep 2025 | Water |
| Diamond Valley Lake | Metropolitan Water District of S CA | Winchester, CA | California Independent System Operator (CISO) | 5.4 GWh | Apr 2001 | Apr 2024 | Water |
| Ellwood | Ellwood Power, LLC | Goleta, CA | California Independent System Operator (CISO) | 2.5 GWh | Jul 1974 | Dec 2024 | Natural Gas |
| Dinosaur Point | International Turbine Res Inc | Los Banos, CA | California Independent System Operator (CISO) | 4.9 GWh | Apr 1988 | Jun 2024 | Wind |
| Grizzly | City of Santa Clara - (CA) | N/A, CA | California Independent System Operator (CISO) | 29.6 GWh | Oct 1993 | Dec 2024 | Water |
| Kingsburg Cogen | KES Kingsburg LP | Kingsburg, CA | California Independent System Operator (CISO) | 11.0 GWh | Nov 1990 | Nov 2024 | Natural Gas |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.1 GWh | Mar 2004 | Dec 2024 | Landfill Gas |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 6.4 GWh | Feb 1982 | Dec 2024 | Water |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 44.4 GWh | Apr 1989 | Dec 2024 | Geothermal |
| John L. Featherstone Plant | Hudson Ranch Power I LLC | Calipatria, CA | Imperial Irrigation District (IID) | 435.4 GWh | Feb 2012 | Oct 2025 | Geothermal |
| Salton Sea Power Gen Co - Unit 3 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 314.9 GWh | Jan 1989 | Dec 2024 | Geothermal |
| Niland Gas Turbine Plant | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 55.7 GWh | May 2008 | Dec 2024 | Natural Gas |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 227.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Coachella | Imperial Irrigation District | Coachella, CA | Imperial Irrigation District (IID) | 172.0 MWh | May 1973 | Dec 2024 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Rockwood | Imperial Irrigation District | Brawley, CA | Imperial Irrigation District (IID) | 6.8 GWh | May 1979 | Dec 2024 | Natural Gas : 92.0% Distillate Fuel Oil : 8.0% |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 78.4 GWh | Jun 1982 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 107.0 GWh | Feb 1990 | Dec 2024 | Geothermal |
| Salton Sea Power LLC - Unit 5 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 290.3 GWh | Mar 2000 | Dec 2024 | Geothermal |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| East Highline | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 2.9 GWh | Aug 1984 | Dec 2024 | Water |
| Drop 1 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 7.8 GWh | Sep 1984 | Dec 2024 | Water |
| CE Leathers | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 70.6 GWh | Oct 1989 | Dec 2024 | Geothermal |
| Drop 2 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 29.5 GWh | Nov 1953 | Dec 2024 | Water |
| Drop 3 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 26.4 GWh | Jan 1941 | Dec 2024 | Water |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 78.2 GWh | Jan 1941 | Dec 2024 | Water |
| Pilot Knob | Imperial Irrigation District | Winterhaven, CA | Imperial Irrigation District (IID) | 16.7 GWh | Dec 1956 | Dec 2024 | Water |
| El Centro Hybrid | Imperial Irrigation District | El Centro, CA | Imperial Irrigation District (IID) | 1.1 TWh | Jul 1952 | Oct 2025 | Natural Gas |
| Desert View Power | Desert View Power Inc | Mecca, CA | Imperial Irrigation District (IID) | 166.6 GWh | Oct 1991 | Apr 2024 | Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0% |
| Heber Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 384.9 GWh | May 1985 | Dec 2024 | Geothermal |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 302.3 GWh | May 1993 | Dec 2024 | Geothermal |
| Ormesa II | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 131.7 GWh | Apr 1989 | Dec 2024 | Geothermal |
| North Brawley Geothermal Plant | Ormat Nevada Inc | Brawley, CA | Imperial Irrigation District (IID) | 16.9 GWh | Sep 2009 | Dec 2024 | Geothermal |
| Del Ranch Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 326.3 GWh | Sep 1988 | Dec 2024 | Geothermal |
| Elmore Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 104.3 GWh | Oct 1988 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 4 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 179.8 GWh | Apr 1996 | Dec 2024 | Geothermal |
| Colgreen North Shore Solar Farm | Sunpin Holdings, LLC | Mecca, CA | Imperial Irrigation District (IID) | 113.8 GWh | Nov 2018 | Oct 2025 | Solar |
| SEPV Imperial Dixieland West | AES Distributed Energy | Imperial, CA | Imperial Irrigation District (IID) | 7.8 GWh | Nov 2016 | Dec 2024 | Solar |
| SEPV Imperial Dixieland East | AES Distributed Energy | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2024 | Solar |
| Imperial Valley Solar Company 1 LLC | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 35.1 GWh | May 2012 | Dec 2024 | Solar |
| Spreckels Sugar Company | Spreckels Sugar Company | Brawley, CA | Imperial Irrigation District (IID) | 19.9 GWh | Mar 1948 | Dec 2024 | Natural Gas |
| Sol Orchard El Centro PV | Sol Orchard Imperial 1, LLC | El Centro, CA | Imperial Irrigation District (IID) | 47.1 GWh | Sep 2013 | Dec 2024 | Solar |
| Imperial Valley Solar Co (IVSC) 2, LLC | Onward Energy | Niland, CA | Imperial Irrigation District (IID) | 46.2 GWh | May 2015 | Dec 2024 | Solar |
| Valencia 1 Solar CA | Altus Power America Management, LLC | Westmorland, CA | Imperial Irrigation District (IID) | 6.7 GWh | Aug 2017 | Dec 2024 | Solar |
| Community Solar 1 | Solar Community I LLC | Brawley, CA | Imperial Irrigation District (IID) | 13.9 GWh | May 2014 | Dec 2024 | Solar |
| Midway Solar Farm 1 | 83WI 8ME, LLC | Calipatria, CA | Imperial Irrigation District (IID) | 107.2 GWh | Dec 2017 | Oct 2025 | Solar |
| Midway Solar Farm III | Greenbacker Renewable Energy Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 50.9 GWh | Aug 2018 | Dec 2024 | Solar |
| Crown Cooling Facility | Five Crowns Inc | Brawley, CA | Imperial Irrigation District (IID) | 982.0 MWh | Nov 2011 | Dec 2024 | Solar |
| USG 1 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 3.0 GWh | Mar 2014 | Dec 2024 | Solar |
| USG 2 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 2.0 GWh | Nov 2015 | Dec 2024 | Solar |
| IVC Solar | Imperial Irrigation District | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2024 | Solar |
| Citizens Imperial Solar | Citizens Enterprises Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 43.1 GWh | Jul 2019 | Oct 2025 | Solar |
| Calipatria Solar Farm | Southern Power Co | Calipatria, CA | Imperial Irrigation District (IID) | 38.3 GWh | Jan 2016 | Dec 2024 | Solar |
| Heber Solar | Axium US Solar Holdings LLC | Heber, CA | Imperial Irrigation District (IID) | 24.6 GWh | Apr 2014 | Dec 2024 | Solar |
| Midway Solar Farm II | Dominion Renewable Energy | Calipatria, CA | Imperial Irrigation District (IID) | 34.4 GWh | Apr 2017 | Oct 2025 | Solar |
| Seville 2 | Duke Energy Renewables Services | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 77.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Seville 1 | Duke Energy Renewables Services | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 54.1 GWh | Nov 2015 | Dec 2024 | Solar |
| Wister Solar | Wister Solar | Niland, CA | Imperial Irrigation District (IID) | 28.2 GWh | Jun 2022 | Dec 2024 | Solar |
| Valencia 2 | Greenbacker Renewable Energy Corporation | Imperial, CA | Imperial Irrigation District (IID) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Valencia 3 | Greenbacker Renewable Energy Corporation | Imperial, CA | Imperial Irrigation District (IID) | 6.6 GWh | Mar 2021 | Dec 2024 | Solar |
| Vikings Energy Farm | Vikings Energy Farm, LLC | Holtville, CA | Imperial Irrigation District (IID) | 310.5 GWh | Apr 2024 | Oct 2025 | Solar |
Browse Power Plants By California Counties
Figures are based on October 2025 generation numbers.| County | State Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Kern County, CA | # 1 | 313 | 34.9 TWh |
| San Luis Obispo County, CA | # 2 | 22 | 20.0 TWh |
| Los Angeles County, CA | # 3 | 308 | 18.1 TWh |
| Riverside County, CA | # 4 | 159 | 14.8 TWh |
| Contra Costa County, CA | # 5 | 56 | 13.2 TWh |
| San Bernardino County, CA | # 6 | 204 | 12.6 TWh |
| Imperial County, CA | # 7 | 84 | 9.7 TWh |
| Shasta County, CA | # 8 | 46 | 7.7 TWh |
| Fresno County, CA | # 9 | 119 | 7.6 TWh |
| Sacramento County, CA | # 10 | 65 | 6.5 TWh |
| Sonoma County, CA | # 11 | 26 | 5.2 TWh |
| San Diego County, CA | # 12 | 151 | 4.9 TWh |
| Kings County, CA | # 13 | 57 | 4.3 TWh |
| Santa Clara County, CA | # 14 | 75 | 4.0 TWh |
| Butte County, CA | # 15 | 25 | 3.5 TWh |
| Solano County, CA | # 16 | 40 | 3.2 TWh |
| Monterey County, CA | # 17 | 29 | 2.9 TWh |
| Colusa County, CA | # 18 | 3 | 2.9 TWh |
| Orange County, CA | # 19 | 59 | 2.9 TWh |
| Stanislaus County, CA | # 20 | 25 | 2.8 TWh |
| Tuolumne County, CA | # 21 | 23 | 2.7 TWh |
| Alameda County, CA | # 22 | 47 | 2.5 TWh |
| San Joaquin County, CA | # 23 | 47 | 2.1 TWh |
| Placer County, CA | # 24 | 24 | 1.9 TWh |
| Plumas County, CA | # 25 | 13 | 1.9 TWh |
| Sutter County, CA | # 26 | 8 | 1.8 TWh |
| Yuba County, CA | # 27 | 5 | 1.5 TWh |
| Tulare County, CA | # 28 | 69 | 1.5 TWh |
| County | State Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| El Dorado County, CA | # 29 | 15 | 1.4 TWh |
| Inyo County, CA | # 30 | 23 | 1.1 TWh |
| Madera County, CA | # 31 | 28 | 970.8 GWh |
| Lake County, CA | # 32 | 10 | 904.9 GWh |
| Mono County, CA | # 33 | 9 | 785.9 GWh |
| Ventura County, CA | # 34 | 32 | 752.7 GWh |
| Amador County, CA | # 35 | 8 | 664.9 GWh |
| Trinity County, CA | # 36 | 5 | 570.3 GWh |
| Merced County, CA | # 37 | 31 | 543.8 GWh |
| Calaveras County, CA | # 38 | 6 | 501.4 GWh |
| Humboldt County, CA | # 39 | 10 | 472.3 GWh |
| Lassen County, CA | # 40 | 9 | 341.0 GWh |
| Santa Barbara County, CA | # 41 | 18 | 337.8 GWh |
| Mariposa County, CA | # 42 | 2 | 299.7 GWh |
| San Benito County, CA | # 43 | 6 | 293.7 GWh |
| Nevada County, CA | # 44 | 12 | 219.1 GWh |
| Yolo County, CA | # 45 | 15 | 212.2 GWh |
| San Mateo County, CA | # 46 | 11 | 133.9 GWh |
| Siskiyou County, CA | # 47 | 8 | 89.8 GWh |
| San Francisco County, CA | # 48 | 10 | 84.0 GWh |
| Santa Cruz County, CA | # 49 | 6 | 60.5 GWh |
| Tehama County, CA | # 50 | 7 | 59.7 GWh |
| Napa County, CA | # 51 | 9 | 51.0 GWh |
| Sierra County, CA | # 52 | 3 | 33.0 GWh |
| Marin County, CA | # 53 | 3 | 19.0 GWh |
| Glenn County, CA | # 54 | 2 | 18.7 GWh |
| Mendocino County, CA | # 55 | 5 | 12.3 GWh |