Directory of Power Plants in California
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Big Creek 3 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 764.5 GWh | Aug 1923 | Aug 2026 | Water |
| Solar Star 2 | Solar Star California XX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 769.1 GWh | Feb 2014 | Aug 2026 | Solar |
| Daggett 3 | Daggett Solar Power 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 818.1 GWh | Jun 2023 | Aug 2026 | Solar |
| Bellefield Solar and Energy Storage Farm | 50LW 8me LLC | Mojave, CA | California Independent System Operator (CISO) | 840.2 GWh | Nov 2025 | Aug 2026 | Solar |
| Desert Quartzite | Desert Quartzite LLC | Blythe, CA | California Independent System Operator (CISO) | 842.3 GWh | Nov 2024 | Aug 2026 | Solar |
| El Centro Hybrid | Imperial Irrigation District | El Centro, CA | Imperial Irrigation District (IID) | 870.3 GWh | Jul 1952 | Aug 2026 | Natural Gas |
| Solar Star 1 | Solar Star California XIX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 879.1 GWh | Feb 2014 | Aug 2026 | Solar |
| Valley (CA) | Los Angeles Department of Water & Power | Sun Valley, CA | Los Angeles Department of Water and Power (LDWP) | 898.6 GWh | Jul 2001 | Aug 2026 | Natural Gas |
| Donald Von Raesfeld Power Plant | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 929.6 GWh | Feb 2005 | Aug 2026 | Natural Gas |
| Richmond Cogen | Chevron Products Company-Richmond | Richmond, CA | California Independent System Operator (CISO) | 965.4 GWh | Jul 1992 | Aug 2026 | Natural Gas : 97.4% Other Gas : 2.6% |
| Topaz Solar Farm | Topaz Solar Farms LLC | Santa Margarita, CA | California Independent System Operator (CISO) | 982.4 GWh | Mar 2013 | Aug 2026 | Solar |
| Palomar Energy | San Diego Gas & Electric Co | Escondido, CA | California Independent System Operator (CISO) | 1.2 TWh | Sep 2005 | 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% |
| Otay Mesa Generating Project | Otay Mesa Energy Center LLC | San Diego, CA | California Independent System Operator (CISO) | 1.2 TWh | Sep 2009 | Aug 2026 | Natural Gas |
| Mountainview Generating Station | Southern California Edison Co | Redlands, CA | California Independent System Operator (CISO) | 1.2 TWh | Nov 2005 | Aug 2026 | Natural Gas |
| Magnolia Power Project | City of Burbank Water and Power - (CA) | Burbank, CA | Los Angeles Department of Water and Power (LDWP) | 1.2 TWh | Aug 2005 | Aug 2026 | Natural Gas |
| AES Alamitos Energy Center | AES Alamitos Energy, LLC | Long Beach, CA | California Independent System Operator (CISO) | 1.3 TWh | Jan 2020 | Aug 2026 | Natural Gas |
| Colgate | Yuba County Water Agency - (CA) | Dobbins, CA | California Independent System Operator (CISO) | 1.3 TWh | Sep 1969 | Oct 2025 | Water |
| La Paloma Generating Plant | CXA La Paloma LLC | McKittrick, CA | California Independent System Operator (CISO) | 1.4 TWh | Dec 2002 | Aug 2026 | Natural Gas |
| Walnut Energy Center | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 1.5 TWh | Jan 2006 | Aug 2026 | Natural Gas |
| Haynes | Los Angeles Department of Water & Power | Long Beach, CA | Los Angeles Department of Water and Power (LDWP) | 1.6 TWh | Aug 1962 | Aug 2026 | Natural Gas |
| Scattergood | Los Angeles Department of Water & Power | Playa del Rey, CA | Los Angeles Department of Water and Power (LDWP) | 1.6 TWh | Nov 1958 | Aug 2026 | Natural Gas |
| Sutter Energy Center | Calpine Corp-Sutter | Yuba City, CA | Balancing Authority of Northern California (BANC) | 1.7 TWh | Jun 2001 | Aug 2026 | Natural Gas |
| AES Huntington Beach Energy Project | AES Huntington Beach Energy, LLC | Huntington Beach, CA | California Independent System Operator (CISO) | 1.7 TWh | Jan 2020 | Aug 2026 | Natural Gas |
| Metcalf Energy Center | Calpine Corp - Metcalf Energy Center | San Jose, CA | California Independent System Operator (CISO) | 1.7 TWh | May 2005 | Aug 2026 | Natural Gas |
| Russell City Energy Center | Russell City Energy Company LLC | Hayward, CA | California Independent System Operator (CISO) | 1.8 TWh | Jul 2013 | Aug 2026 | Natural Gas |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.0 TWh | May 1944 | Aug 2026 | Water |
| Colusa Generating Station | Pacific Gas & Electric Co. | Maxwell, CA | California Independent System Operator (CISO) | 2.0 TWh | Nov 2010 | Aug 2026 | Natural Gas |
| Edward C Hyatt | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 2.2 TWh | Feb 1968 | Aug 2026 | Water |
| Sunrise Power LLC | Sunrise Power Co LLC | Fellows, CA | California Independent System Operator (CISO) | 2.2 TWh | May 2001 | Aug 2026 | Natural Gas |
| Gateway Generating Station | Pacific Gas & Electric Co. | Antioch, CA | California Independent System Operator (CISO) | 2.4 TWh | Dec 2008 | Aug 2026 | Natural Gas |
| 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% |
| Dynegy Moss Landing Power Plant Hybrid | Dynegy -Moss Landing LLC | Moss Landing, CA | California Independent System Operator (CISO) | 2.6 TWh | Nov 1967 | Aug 2026 | Natural Gas |
| Los Medanos Energy Center | Los Medanos Energy Center LLC | Pittsburg, CA | California Independent System Operator (CISO) | 2.6 TWh | Jul 2001 | Aug 2026 | Natural Gas |
| Elk Hills Power LLC | Elk Hills Power LLC | Tupman, CA | California Independent System Operator (CISO) | 2.8 TWh | Jun 2003 | Aug 2026 | Natural Gas |
| Cosumnes Power Plant | Sacramento Municipal Util Dist | Herald, CA | Balancing Authority of Northern California (BANC) | 3.1 TWh | Jan 2006 | Aug 2026 | Natural Gas : 98.9% Other Biomass Gas : 1.1% |
| Pastoria Energy Facility, LLC | Calpine Corp - Pastoria Energy Center | Lebec, CA | California Independent System Operator (CISO) | 3.3 TWh | Apr 2005 | Aug 2026 | Natural Gas |
| High Desert Power Plant | MRP Generation Holdings, LLC | Victorville, CA | California Independent System Operator (CISO) | 3.3 TWh | Mar 2003 | Aug 2026 | Natural Gas |
| Delta Energy Center | Delta Energy Center LLC | Pittsburg, CA | California Independent System Operator (CISO) | 3.4 TWh | Apr 2002 | Aug 2026 | Natural Gas |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | Aug 2026 | Geothermal |
| Diablo Canyon | Pacific Gas & Electric Co. | Avila Beach, CA | California Independent System Operator (CISO) | 18.6 TWh | Apr 1985 | Aug 2026 | Nuclear |
Browse Power Plants By California Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Glenn County, CA | # 55 | 2 | 12.1 GWh |
| Mendocino County, CA | # 54 | 6 | 12.3 GWh |
| Marin County, CA | # 53 | 3 | 28.1 GWh |
| Sierra County, CA | # 52 | 3 | 28.8 GWh |
| Tehama County, CA | # 51 | 7 | 45.8 GWh |
| Napa County, CA | # 50 | 11 | 51.2 GWh |
| Santa Cruz County, CA | # 49 | 6 | 60.7 GWh |
| Siskiyou County, CA | # 48 | 8 | 77.3 GWh |
| San Francisco County, CA | # 47 | 10 | 80.3 GWh |
| San Mateo County, CA | # 46 | 11 | 133.1 GWh |
| Yolo County, CA | # 45 | 15 | 196.6 GWh |
| Nevada County, CA | # 44 | 12 | 225.7 GWh |
| San Benito County, CA | # 43 | 6 | 266.2 GWh |
| Mariposa County, CA | # 42 | 2 | 272.7 GWh |
| Santa Barbara County, CA | # 41 | 18 | 292.9 GWh |
| Lassen County, CA | # 40 | 9 | 337.3 GWh |
| Humboldt County, CA | # 39 | 10 | 450.0 GWh |
| Trinity County, CA | # 38 | 5 | 480.6 GWh |
| Merced County, CA | # 37 | 33 | 493.1 GWh |
| Calaveras County, CA | # 36 | 6 | 524.3 GWh |
| Mono County, CA | # 35 | 9 | 597.8 GWh |
| Amador County, CA | # 34 | 8 | 608.6 GWh |
| Ventura County, CA | # 33 | 33 | 719.4 GWh |
| Lake County, CA | # 32 | 10 | 892.8 GWh |
| Inyo County, CA | # 31 | 23 | 1.1 TWh |
| Madera County, CA | # 30 | 29 | 1.2 TWh |
| Yuba County, CA | # 29 | 5 | 1.5 TWh |
| El Dorado County, CA | # 28 | 15 | 1.5 TWh |
| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| San Joaquin County, CA | # 27 | 53 | 1.6 TWh |
| Tulare County, CA | # 26 | 72 | 1.6 TWh |
| Sutter County, CA | # 25 | 8 | 1.8 TWh |
| Placer County, CA | # 24 | 26 | 1.8 TWh |
| Colusa County, CA | # 23 | 4 | 2.2 TWh |
| Plumas County, CA | # 22 | 13 | 2.2 TWh |
| Orange County, CA | # 21 | 59 | 2.6 TWh |
| Stanislaus County, CA | # 20 | 25 | 2.7 TWh |
| Alameda County, CA | # 19 | 52 | 2.8 TWh |
| Tuolumne County, CA | # 18 | 23 | 2.9 TWh |
| Monterey County, CA | # 17 | 29 | 3.0 TWh |
| Solano County, CA | # 16 | 41 | 3.0 TWh |
| Santa Clara County, CA | # 15 | 76 | 3.4 TWh |
| Butte County, CA | # 14 | 25 | 3.5 TWh |
| Kings County, CA | # 13 | 59 | 4.0 TWh |
| San Diego County, CA | # 12 | 156 | 4.0 TWh |
| Sonoma County, CA | # 11 | 26 | 5.0 TWh |
| Sacramento County, CA | # 10 | 68 | 5.6 TWh |
| Shasta County, CA | # 9 | 46 | 7.0 TWh |
| Fresno County, CA | # 8 | 128 | 7.8 TWh |
| Imperial County, CA | # 7 | 84 | 9.9 TWh |
| San Bernardino County, CA | # 6 | 212 | 11.8 TWh |
| Contra Costa County, CA | # 5 | 59 | 11.8 TWh |
| Riverside County, CA | # 4 | 165 | 14.0 TWh |
| Los Angeles County, CA | # 3 | 325 | 17.3 TWh |
| San Luis Obispo County, CA | # 2 | 22 | 20.7 TWh |
| Kern County, CA | # 1 | 333 | 35.3 TWh |