Directory of Power Plants in California
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Abel Road Bioenergy | ACC Renewable Resources | Williams, CA | California Independent System Operator (CISO) | 22.7 GWh | Jun 2022 | Dec 2025 | Agricultural By-Products |
| Wadham Energy | Wadham Energy LP | Williams, CA | California Independent System Operator (CISO) | 144.5 GWh | Feb 1989 | Dec 2025 | Agricultural By-Products : 99.7% |
| Argus Cogen Plant | Searles Valley Minerals Operations Inc. | Trona, CA | California Independent System Operator (CISO) | 187.2 GWh | Nov 1947 | May 2026 | Bituminous Coal : 82.0% Natural Gas : 18.0% |
| SC 1 Data Center, Phase 2 | Xeres Ventures LLC | Santa Clara, CA | California Independent System Operator (CISO) | 392.0 MWh | Aug 2011 | May 2026 | Distillate Fuel Oil |
| Pebbly Beach Generating Station Hybrid | Southern California Edison Co | Avalon, CA | California Independent System Operator (CISO) | 27.6 GWh | Jun 1958 | May 2026 | Distillate Fuel Oil : 95.0% Gaseous Propane : 5.0% |
| Coso Finance Partners | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 363.8 GWh | Jun 1987 | May 2026 | Geothermal |
| Coso Power Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 315.8 GWh | Oct 1989 | May 2026 | Geothermal |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 43.6 GWh | Nov 1984 | Dec 2025 | Geothermal |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 275.2 GWh | May 1993 | Dec 2025 | Geothermal |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 83.8 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 363.4 GWh | Nov 1985 | Apr 2026 | Geothermal |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 44.4 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 3 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 288.8 GWh | Jan 1989 | Dec 2025 | Geothermal |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 307.7 GWh | Dec 1982 | May 2026 | Geothermal |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 232.2 GWh | Nov 1985 | Dec 2025 | Geothermal |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 82.4 GWh | Apr 1989 | Dec 2025 | Geothermal |
| North Brawley Geothermal Plant | Ormat Nevada Inc | Brawley, CA | Imperial Irrigation District (IID) | 8.4 GWh | Sep 2009 | Dec 2025 | Geothermal |
| Salton Sea Power Gen Co - Unit 4 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 321.2 GWh | Apr 1996 | Dec 2025 | Geothermal |
| CE Leathers | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 270.5 GWh | Oct 1989 | Dec 2025 | Geothermal |
| Del Ranch Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 297.8 GWh | Sep 1988 | Dec 2025 | Geothermal |
| Elmore Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 368.1 GWh | Oct 1988 | Dec 2025 | Geothermal |
| Coso Energy Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 235.0 GWh | Nov 1988 | Dec 2025 | Geothermal |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 435.6 GWh | Nov 1983 | Dec 2025 | Geothermal |
| Heber Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 376.3 GWh | May 1985 | Dec 2025 | Geothermal |
| Ormesa II | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 131.7 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 75.3 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 453.8 GWh | Feb 1984 | May 2026 | Geothermal |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | May 2026 | Geothermal |
| John L. Featherstone Plant | Hudson Ranch Power I LLC | Calipatria, CA | Imperial Irrigation District (IID) | 428.7 GWh | Feb 2012 | May 2026 | Geothermal |
| CE Turbo LLC | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 9.3 GWh | Jun 2000 | Jul 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 |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 74.8 GWh | Feb 1990 | Dec 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 |
| CD4 | CD4 | Mammoth Lakes, CA | California Independent System Operator (CISO) | 236.3 GWh | Jun 2022 | Dec 2025 | Geothermal |
| Dynegy Oakland Power Plant | Dynegy Oakland, LLC | Oakland, CA | California Independent System Operator (CISO) | 1.6 GWh | Oct 1978 | May 2026 | Jet Fuel |
| Brea Expansion Plant | Brea Power II | Brea, CA | California Independent System Operator (CISO) | 245.8 GWh | Oct 2012 | May 2026 | Landfill Gas |
| MM Lopez Energy | MM Lopez Energy LLC | Lake View Terrace, CA | California Independent System Operator (CISO) | 25.8 GWh | Nov 1998 | Dec 2025 | Landfill Gas |
| Lincoln Landfill | Energy 2001 Inc | Lincoln, CA | California Independent System Operator (CISO) | 29.4 GWh | Oct 2004 | Dec 2025 | Landfill Gas |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 146.9 GWh | Sep 1986 | May 2026 | Landfill Gas |
| Toyon Power Station | Toyon Landfill Gas Conversion, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 5.0 GWh | Dec 1985 | Dec 2025 | Landfill Gas |
| Sonoma Central Landfill Phase I | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 583.0 MWh | Jun 1993 | Dec 2025 | Landfill Gas |
| MM Yolo Power | Yolo County Community Services Department | Woodland, CA | California Independent System Operator (CISO) | 16.2 GWh | Sep 1990 | Dec 2025 | Landfill Gas |
| Sonoma Central Landfill Phase II | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 1.8 GWh | May 1996 | Dec 2025 | Landfill Gas |
| Ameresco Chiquita Canyon | AMERESCO Chiquita Canyon LLC | Castaic, CA | California Independent System Operator (CISO) | 2.1 GWh | Oct 2010 | Dec 2024 | Landfill Gas |
| Ameresco Keller Canyon | AMERESCO Keller Canyon LLC | Bay Point, CA | California Independent System Operator (CISO) | 15.8 GWh | Jun 2009 | Dec 2025 | Landfill Gas |
| Ameresco Ox Mountain | AMERESCO Ox Mountain Energy LLC | Half Moon Bay, CA | California Independent System Operator (CISO) | 81.2 GWh | Nov 2008 | May 2026 | Landfill Gas |
| G2 Energy Ostrom Road LLC | G2 Energy LLC | Wheatland, CA | California Independent System Operator (CISO) | 27.7 GWh | Jan 2009 | Dec 2025 | Landfill Gas |
| Ameresco Santa Cruz Energy | AMERESCO Santa Cruz Energy LLC | Watsonville, CA | California Independent System Operator (CISO) | 13.8 GWh | Dec 2005 | Dec 2025 | Landfill Gas |
| Marina Landfill Gas | Monterey Regional Waste Mgmt | Marina, CA | California Independent System Operator (CISO) | 9.5 GWh | Mar 1998 | Dec 2025 | Landfill Gas |
| Altamont Gas Recovery | WM Renewable Energy LLC | Livermore, CA | California Independent System Operator (CISO) | 38.8 GWh | Feb 1969 | Dec 2025 | Landfill Gas |
| Kiefer Landfill | Sacramento County of Dpt Waste | Sloughhouse, CA | Balancing Authority of Northern California (BANC) | 34.6 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 2004 | Dec 2025 | Landfill Gas |
| Santa Cruz Energy | Santa Cruz Energy LLC | Santa Cruz, CA | California Independent System Operator (CISO) | 9.2 GWh | Oct 2009 | Dec 2025 | Landfill Gas |
| Calabasas Gas to Energy Facility | Los Angeles County Sanitation | Agoura, CA | California Independent System Operator (CISO) | 31.9 GWh | Jun 2010 | Dec 2025 | Landfill Gas |
| Ameresco Butte County | Ameresco Butte County LLC | Paradise, CA | California Independent System Operator (CISO) | 14.7 GWh | Jan 2013 | Dec 2025 | Landfill Gas |
| G2 Energy Hay Rd | G2 Energy LLC | Vacaville, CA | California Independent System Operator (CISO) | 12.8 GWh | May 2013 | Dec 2025 | Landfill Gas |
| Ameresco Vasco Road | Ameresco Vasco Road, LLC | Livermore, CA | California Independent System Operator (CISO) | 32.7 GWh | Feb 2013 | Dec 2025 | Landfill Gas |
| Ameresco San Joaquin | Ameresco San Joaquin, LLC | Linden, CA | California Independent System Operator (CISO) | 24.8 GWh | Mar 2014 | Dec 2025 | Landfill Gas |
| Ameresco Forward | Ameresco Forward, LLC | Manteca, CA | California Independent System Operator (CISO) | 31.6 GWh | Jan 2014 | Dec 2025 | Landfill Gas |
| Sunshine Gas Producers | Sunshine Gas Producers LLC | Sylmar, CA | California Independent System Operator (CISO) | 132.0 GWh | Jul 2014 | May 2026 | Landfill Gas |
| Apple Campus 2 Fuel Cell | Apple, Inc | Cupertino, CA | California Independent System Operator (CISO) | 31.3 GWh | May 2017 | Dec 2025 | Landfill Gas |
| Ameresco Johnson Canyon | Ameresco Johnson Canyon LLC | Gonzales, CA | California Independent System Operator (CISO) | 10.0 GWh | Apr 2013 | Dec 2025 | Landfill Gas |
| Bowerman Power LFG, LLC | Bowerman Power LFG, LLC | Irvine, CA | California Independent System Operator (CISO) | 151.4 GWh | Mar 2016 | Dec 2025 | Landfill Gas |
| Waste Mangement Redwood LFGTE | WM Renewable Energy LLC | Novato, CA | California Independent System Operator (CISO) | 21.8 GWh | Apr 2017 | Dec 2025 | Landfill Gas |
| Potrero Hills Energy Producers | Potrero Hills Energy Producers, LLC | Suisun City, CA | California Independent System Operator (CISO) | 55.9 GWh | Mar 2016 | Dec 2025 | Landfill Gas |
| Cold Canyon 1 | Toro Energy of California SLO | San Luis Obispo, CA | California Independent System Operator (CISO) | 10.6 GWh | Jun 2013 | Dec 2025 | Landfill Gas |
| Kiefer Landfill Generating Phase II | NextEra Renewable Fuels, LLC | Sloughhouse, CA | Balancing Authority of Northern California (BANC) | 30.2 GWh | Mar 2012 | Dec 2025 | Landfill Gas |
| MM San Diego-Miramar | MM San Diego Energy-Miramar | San Diego, CA | California Independent System Operator (CISO) | 39.6 GWh | Jun 1997 | Dec 2025 | Landfill Gas : 91.4% Other Biomass Gas : 8.6% |
| MM West Covina | MM West Covina Energy LLC | West Covina, CA | California Independent System Operator (CISO) | 40.4 GWh | May 1993 | Dec 2025 | Landfill Gas : 99.7% |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 113.6 GWh | Jun 2007 | May 2026 | Natural Gas |
| Redding Power | City of Redding - (CA) | Redding, CA | Balancing Authority of Northern California (BANC) | 161.8 GWh | Dec 1988 | May 2026 | Natural Gas |
| Almond Power Plant | Turlock Irrigation District | Modesto, CA | Turlock Irrigation District (TIDC) | 137.4 GWh | Mar 1996 | May 2026 | Natural Gas |
| Niland Gas Turbine Plant | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 35.0 GWh | May 2008 | Dec 2025 | Natural Gas |
| Alameda | Northern California Power Agny | Alameda, CA | California Independent System Operator (CISO) | 3.0 GWh | Apr 1986 | Dec 2025 | Natural Gas |
| Lodi | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 1.9 GWh | Jan 1986 | Dec 2025 | Natural Gas |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 425.0 GWh | Jun 1982 | May 2026 | Natural Gas |
| Ripon Generation Station | Modesto Irrigation District | Ripon, CA | Balancing Authority of Northern California (BANC) | 2.8 GWh | May 2006 | Dec 2025 | Natural Gas |
| Procter & Gamble Power Plant | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 518.7 GWh | Feb 1997 | May 2026 | Natural Gas |
| Campbell Power Plant | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 504.9 GWh | Nov 1997 | May 2026 | Natural Gas |
| Riverside Energy Resource Center | City of Riverside - (CA) | Riverside, CA | California Independent System Operator (CISO) | 16.8 GWh | May 2006 | Dec 2025 | Natural Gas |
| Canyon Power Plant | City of Anaheim - (CA) | Anaheim, CA | California Independent System Operator (CISO) | 18.8 GWh | Jul 2011 | May 2026 | Natural Gas |
| Berry Cogen | Berry Petroleum Co | Taft, CA | California Independent System Operator (CISO) | 9.5 GWh | Nov 1986 | May 2026 | Natural Gas |
| Kyocera International Inc.(San Diego) | Kyocera International, Inc | San Diego, CA | California Independent System Operator (CISO) | 13.7 GWh | Aug 2012 | Dec 2025 | Natural Gas |
| Panoche Energy Center | Panoche Energy Center, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 651.8 GWh | May 2009 | May 2026 | Natural Gas |
| E F Oxnard Energy Facility | EF Oxnard, LLC | Oxnard, CA | California Independent System Operator (CISO) | 7.8 GWh | May 1990 | May 2026 | Natural Gas |
| Clearwater Power Plant | City of Riverside - (CA) | Corona, CA | California Independent System Operator (CISO) | 3.5 GWh | Feb 2005 | Dec 2025 | Natural Gas |
| Midway Peaking LLC | CalPeak Power, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 6.5 GWh | Apr 2009 | Dec 2025 | Natural Gas |
| Southeast Kern River Cogen | Chevron USA Inc | Bakersfield, CA | California Independent System Operator (CISO) | 30.5 GWh | Jan 1989 | May 2026 | Natural Gas |
| Malburg | City of Vernon - (CA) | Vernon, CA | California Independent System Operator (CISO) | 291.4 GWh | Sep 2005 | May 2026 | Natural Gas |
| South Belridge Cogeneration Facility | AERA Energy LLC | McKittrick, CA | California Independent System Operator (CISO) | 473.9 GWh | Nov 1985 | May 2026 | Natural Gas |
| Walnut Creek Energy Park | Walnut Creek LLC | Industry, CA | California Independent System Operator (CISO) | 38.3 GWh | Mar 2013 | May 2026 | Natural Gas |
| Coalinga Cogeneration Facility | Aera Energy LLC-Coalinga | Coalinga, CA | California Independent System Operator (CISO) | 42.0 GWh | May 1988 | Dec 2025 | Natural Gas |
| Agnews Power Plant | OLS Energy-Agnews Inc. | San Jose, CA | California Independent System Operator (CISO) | 8.6 GWh | Oct 1990 | Dec 2025 | Natural Gas |
| McClellan (CA) | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 1.2 GWh | Feb 1986 | Dec 2025 | Natural Gas |
| Municipal Cogen Plant | Palm Springs, City of - (CA) | Palm Springs, CA | California Independent System Operator (CISO) | 7.3 GWh | Apr 1985 | May 2026 | Natural Gas |
| Mariposa Energy Project | Diamond Generating Corporation | Byron, CA | California Independent System Operator (CISO) | 24.3 GWh | Sep 2012 | May 2026 | Natural Gas |
| Sentinel Energy Center, LLC | Sentinel Energy Center LLC | Desert Hot Springs, CA | California Independent System Operator (CISO) | 124.4 GWh | Apr 2013 | May 2026 | Natural Gas |
| Caltech Central | Bloom Energy 2009 PPA | Pasadena, CA | California Independent System Operator (CISO) | 7.7 GWh | Oct 2010 | Dec 2025 | Natural Gas |
| Berry Cogen Tanne Hills 18 | Berry Petroleum Co | Maricopa, CA | California Independent System Operator (CISO) | 138.7 GWh | Nov 1986 | May 2026 | Natural Gas |
Browse Power Plants By California Counties
Figures are based on May 2026 generation numbers.| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Kern County, CA | # 1 | 317 | 34.2 TWh |
| San Luis Obispo County, CA | # 2 | 22 | 20.5 TWh |
| Los Angeles County, CA | # 3 | 319 | 16.8 TWh |
| Riverside County, CA | # 4 | 162 | 14.1 TWh |
| Contra Costa County, CA | # 5 | 59 | 12.7 TWh |
| San Bernardino County, CA | # 6 | 208 | 12.0 TWh |
| Imperial County, CA | # 7 | 84 | 9.9 TWh |
| Fresno County, CA | # 8 | 127 | 7.3 TWh |
| Shasta County, CA | # 9 | 46 | 7.2 TWh |
| Sacramento County, CA | # 10 | 67 | 5.6 TWh |
| Sonoma County, CA | # 11 | 26 | 5.0 TWh |
| San Diego County, CA | # 12 | 156 | 4.3 TWh |
| Kings County, CA | # 13 | 58 | 4.0 TWh |
| Santa Clara County, CA | # 14 | 76 | 3.5 TWh |
| Butte County, CA | # 15 | 25 | 3.5 TWh |
| Solano County, CA | # 16 | 41 | 3.1 TWh |
| Tuolumne County, CA | # 17 | 23 | 2.9 TWh |
| Stanislaus County, CA | # 18 | 25 | 2.7 TWh |
| Alameda County, CA | # 19 | 51 | 2.6 TWh |
| Orange County, CA | # 20 | 59 | 2.5 TWh |
| Monterey County, CA | # 21 | 29 | 2.3 TWh |
| Plumas County, CA | # 22 | 13 | 2.2 TWh |
| Colusa County, CA | # 23 | 4 | 2.2 TWh |
| Placer County, CA | # 24 | 24 | 1.8 TWh |
| Sutter County, CA | # 25 | 8 | 1.7 TWh |
| Tulare County, CA | # 26 | 71 | 1.6 TWh |
| El Dorado County, CA | # 27 | 15 | 1.6 TWh |
| Yuba County, CA | # 28 | 5 | 1.5 TWh |
| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| San Joaquin County, CA | # 29 | 53 | 1.5 TWh |
| Madera County, CA | # 30 | 28 | 1.2 TWh |
| Inyo County, CA | # 31 | 23 | 1.1 TWh |
| Lake County, CA | # 32 | 10 | 896.8 GWh |
| Ventura County, CA | # 33 | 33 | 672.3 GWh |
| Amador County, CA | # 34 | 8 | 610.5 GWh |
| Mono County, CA | # 35 | 9 | 597.8 GWh |
| Calaveras County, CA | # 36 | 6 | 502.3 GWh |
| Trinity County, CA | # 37 | 5 | 488.3 GWh |
| Merced County, CA | # 38 | 33 | 484.8 GWh |
| Humboldt County, CA | # 39 | 10 | 442.1 GWh |
| Lassen County, CA | # 40 | 9 | 337.3 GWh |
| Santa Barbara County, CA | # 41 | 18 | 300.1 GWh |
| Mariposa County, CA | # 42 | 2 | 272.7 GWh |
| San Benito County, CA | # 43 | 6 | 257.6 GWh |
| Nevada County, CA | # 44 | 12 | 225.0 GWh |
| Yolo County, CA | # 45 | 15 | 196.2 GWh |
| San Mateo County, CA | # 46 | 11 | 131.4 GWh |
| San Francisco County, CA | # 47 | 10 | 79.8 GWh |
| Siskiyou County, CA | # 48 | 8 | 77.3 GWh |
| Santa Cruz County, CA | # 49 | 6 | 60.8 GWh |
| Tehama County, CA | # 50 | 7 | 52.9 GWh |
| Napa County, CA | # 51 | 11 | 51.2 GWh |
| Sierra County, CA | # 52 | 3 | 29.3 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 |