California Independent System Operator
Balancing Authority Summary Information
California Independent System Operator is ranked #7 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | California Independent System Operator |
|---|---|
| States | Arizona California Nevada |
| Last Update | Oct 2025 |
| Annual Generation | 188.7 TWh |
| Power Plants | 2,075 |
| Utilities | 965 |
| Ranked #7 out of 65 in terms of net annual generation | |
| Ranked #7 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 43% Solar | 26.2% Water | 10.9% Wind | 10.9% Nuclear | 9.8% |
Map of California Independent System Operator
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for California Independent System Operator.
Daily Net Generation for California Independent System Operator for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Morgan Lancaster 1 | Terraform Arcadia | Lancaster, CA | 796 MWh | Aug 2015 | Dec 2024 | Solar |
| Stage Gulch Solar | Stage Gulch Solar, LLC | Petaluma, CA | 1 GWh | Mar 2018 | Dec 2024 | Solar |
| RE Tranquillity | Southern Power Co | Cantua Creek, CA | 491 GWh | Jun 2016 | Dec 2024 | Solar |
| SunE- E Philadelphia Ontario | SunEdison LLC | Ontario, CA | 2 GWh | Feb 2016 | Dec 2024 | Solar |
| Oro Loma | Consolidated Edison Development Inc. | Oro Loma, CA | 25 GWh | Dec 2016 | Dec 2024 | Solar |
| Mitchell Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 4 GWh | Nov 2014 | Dec 2024 | Solar |
| Woodmere Solar Farm | AES Distributed Energy | Edison, CA | 24 GWh | Nov 2015 | Dec 2024 | Solar |
| Hayworth Solar | AES Distributed Energy | Edison, CA | 46 GWh | Nov 2015 | Dec 2024 | Solar |
| Cottonwood Solar, LLC (Goose Lake) | Onward Energy | Lost Hills, CA | 32 GWh | Apr 2015 | Dec 2024 | Solar |
| Cottonwood Solar, LLC (City of Corcoran) | Onward Energy | Corcoran, CA | 23 GWh | Apr 2015 | Dec 2024 | Solar |
| Division 1 | Tesla Inc. | Lancaster, CA | 3 GWh | May 2014 | Dec 2024 | Solar |
| Division 2 | Tesla Inc. | Lancaster, CA | 541 MWh | May 2014 | Dec 2024 | Solar |
| Division 3 | Tesla Inc. | Lancaster, CA | 458 MWh | May 2014 | Dec 2024 | Solar |
| Kettering Solar 1 | Tesla Inc. | Lancaster, CA | 2 GWh | May 2014 | Dec 2024 | Solar |
| Kettering Solar 2 | Tesla Inc. | Lancaster, CA | 2 GWh | May 2014 | Dec 2024 | Solar |
| CSD 2- Freedom High | CleanCapital Holdings | Oakley, CA | 1 GWh | Jul 2013 | Dec 2024 | Solar |
| CSD 2 - Heritage High | CleanCapital Holdings | Brentwood, CA | 2 GWh | Aug 2013 | Dec 2024 | Solar |
| EAFB - North Base | CleanCapital Holdings | Edwards Air Force Bas, CA | 3 GWh | Jan 2012 | Dec 2024 | Solar |
| EAFB - South Base | CleanCapital Holdings | Edwards Air Force Bas, CA | 2 GWh | Jan 2012 | Dec 2024 | Solar |
| SDCCD - Miramar | CleanCapital Holdings | San Diego, CA | 2 GWh | Jan 2011 | Dec 2024 | Solar |
| SDCWA - Twin Oaks | CleanCapital Holdings | San Marcos, CA | 1 GWh | Apr 2011 | Dec 2024 | Solar |
| RE Mustang LLC | MN8 Energy LLC | Lemoore, CA | 221 GWh | Jul 2016 | Dec 2024 | Solar |
| Lancaster Solar 1 | Boralex US Operations LLC | Lancaster, CA | 2 GWh | Oct 2014 | Dec 2024 | Solar |
| Lancaster Solar 2 | Boralex US Operations LLC | Lancaster, CA | 3 GWh | Oct 2014 | Dec 2024 | Solar |
| Hesperia | SunEdison LLC | Hesperia, CA | 3 GWh | Jul 2014 | Dec 2024 | Solar |
| CID Solar, LLC | Onward Energy | Corcoran, CA | 45 GWh | Nov 2014 | Dec 2024 | Solar |
| Farmersville | Arevon Energy, Inc. | Farmersville, CA | 7 GWh | Jun 2014 | Dec 2024 | Solar |
| Porterville 6 and 7 | Arevon Energy, Inc. | Porterville, CA | 3 GWh | Jun 2014 | Dec 2024 | Solar |
| Rising Tree Wind Farm II | Rising Tree Wind Farm II LLC | Mojave, CA | 59 GWh | Dec 2014 | Dec 2024 | Wind |
| Rising Tree Wind Farm III | Rising Tree Wind Farm III LLC | Mojave, CA | 261 GWh | May 2015 | Dec 2024 | Wind |
| Lone Valley Solar Park II LLC | Lone Valley Solar Park II LLC | Lucerne Valley, CA | 50 GWh | Nov 2014 | Dec 2024 | Solar |
| Rio Bravo Solar 1 LLC | Duke Energy Renewables Services | McKittrick, CA | 52 GWh | Nov 2016 | Dec 2024 | Solar |
| Rio Bravo Solar II LLC | Duke Energy Renewables Services | McKittrick, CA | 51 GWh | Nov 2016 | Dec 2024 | Solar |
| Wildwood Solar II | Duke Energy Renewables Services | Wasco, CA | 39 GWh | Dec 2016 | Dec 2024 | Solar |
| Lancaster Little Rock | AES Distributed Energy | Landers, CA | 3 GWh | Nov 2014 | Dec 2024 | Solar |
| Merced Solar LLC | Ecos Energy LLC | Merced, CA | 4 GWh | Nov 2014 | Dec 2024 | Solar |
| Mission Solar LLC | Ecos Energy LLC | Merced, CA | 4 GWh | Nov 2014 | Dec 2024 | Solar |
| Hollister Solar LLC | Ecos Energy LLC | Hollister, CA | 4 GWh | Nov 2014 | Dec 2024 | Solar |
| Victor Mesa Linda B2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2024 | Solar |
| Victor Mesa Linda C2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2024 | Solar |
| Victor Mesa Linda D2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2024 | Solar |
| Victor Mesa Linda E2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2024 | Solar |
| SEPV Palmdale East | AES Distributed Energy | Palmdale, CA | 25 GWh | Jul 2015 | Dec 2024 | Solar |
| Life Technologies - Pleasanton | Bloom Energy | Pleasanton, CA | 8 GWh | Feb 2013 | Dec 2024 | Natural Gas |
| Kellogg's - San Jose | Bloom Energy | San Jose, CA | 7 GWh | Aug 2013 | Dec 2024 | Natural Gas |
| California PV Energy at ISD WWTP | California PV Energy LLC | Oakley, CA | 2 GWh | Jul 2014 | Dec 2024 | Solar |
| Waste Mangement Redwood LFGTE | WM Renewable Energy LLC | Novato, CA | 13 GWh | Apr 2017 | Dec 2024 | Landfill Gas |
| Hanford 1 and 2 | Arevon Energy, Inc. | Hanford, CA | 5 GWh | Jul 2014 | Dec 2024 | Solar |
| Pumpjack Solar I | Duke Energy Renewables Services | McKittrick, CA | 46 GWh | Dec 2014 | Dec 2024 | Solar |
| City of Soledad Water Reclamation | Foundation HA Energy Generation, LLC | Soledad, CA | 4 GWh | Oct 2014 | Dec 2024 | Wind |
| Taylor Farms | Foundation HA Energy Generation, LLC | Gonzales, CA | 4 GWh | Oct 2014 | Dec 2024 | Wind |
| UC Merced Solar Hybrid | MN8 Energy LLC | Merced, CA | 7 GWh | Nov 2018 | Dec 2024 | Solar |
| Catalina Solar 2, LLC | Onward Energy | Rosamond, CA | 53 GWh | Jul 2015 | Dec 2024 | Solar |
| Quinto Solar PV Project | Arevon Energy, Inc. | Gustine, CA | 257 GWh | Oct 2015 | Dec 2024 | Solar |
| SCE-Snowline-Duncan Road (North) | SunEdison LLC | Phelan, CA | 2 GWh | Sep 2014 | Dec 2024 | Solar |
| SCE-Snowline-Duncan Road (South) | SunEdison LLC | Phelan, CA | 2 GWh | Sep 2014 | Dec 2024 | Solar |
| Wildwood Solar I, LLC | Duke Energy Renewables Services | Wasco, CA | 42 GWh | Jan 2015 | Dec 2024 | Solar |
| City of Tulare Water Facility | City of Tulare Water Pollution Control | Tulare, CA | 21 GWh | Dec 1990 | Dec 2024 | Natural Gas : 62.5% Other Biomass Gas : 21.5% Solar : 16.0% |
| Diamond Valley Solar Project | Ecos Energy LLC | Winchester, CA | 2 GWh | Dec 2014 | Dec 2024 | Solar |
| Shafter Solar LLC | Shafter Solar LLC | Bakersfield, CA | 46 GWh | Apr 2015 | Dec 2024 | Solar |
| Madelyn Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 3 GWh | Nov 2014 | Dec 2024 | Solar |
| Rudy Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 4 GWh | Nov 2014 | Dec 2024 | Solar |
| Apple Campus 2 Fuel Cell | Apple, Inc | Cupertino, CA | 30 GWh | May 2017 | Dec 2024 | Landfill Gas |
| Lavio Solar | Lavio Solar, LLC | Petaluma, CA | 2 GWh | Mar 2018 | Dec 2024 | Solar |
| Windhub Solar A LLC | EDP Renewables North America LLC | Mojave, CA | 47 GWh | Nov 2019 | Dec 2024 | Solar |
| Riverside RWQCP Fuel Cell | Riverside Fuel Cell, LLC | Riverside, CA | 9 GWh | Jul 2016 | Dec 2024 | Other Biomass Gas : 83.8% Natural Gas : 16.2% |
| UC Davis South Campus | Solar Star California XXXII, LLC | Davis, CA | 17 GWh | Feb 2015 | Dec 2024 | Solar |
| Soboba Community Solar Project | Soboba Band of Luiseno Indians | San Jacinto, CA | 3 GWh | Jul 2016 | Dec 2024 | Solar |
| Kingbird A Solar LLC | Arevon Energy, Inc. | Rosamond, CA | 46 GWh | Mar 2016 | Dec 2024 | Solar |
| SeaWorld Aquatica | Onyx Asset Services Group | Chula Vista, CA | 2 GWh | Apr 2018 | Dec 2024 | Solar |
| Copper Mountain Solar 4, LLC | Consolidated Edison Development Inc. | Boulder City, NV | 211 GWh | Aug 2016 | Dec 2024 | Solar |
| Pixar - Emeryville | Bloom Energy | Emeryville, CA | 8 GWh | Dec 2013 | Dec 2024 | Natural Gas |
| Maxim | Bloom Energy | San Jose, CA | 6 GWh | Jul 2014 | Dec 2024 | Natural Gas |
| CDCR (CA) - Pleasant Valley State Prison | Team-Solar, Inc. | Coalinga, CA | 3 GWh | Jun 2014 | Dec 2024 | Solar |
| DSH (CA) - Coalinga State Hospital | Team-Solar, Inc. | Coalinga, CA | 5 GWh | Jun 2014 | Dec 2024 | Solar |
| SEPV Mojave West | AES Distributed Energy | Mojave, CA | 54 GWh | May 2016 | Dec 2024 | Solar |
| Lancaster WAD B | AES Distributed Energy | Lancaster, CA | 7 GWh | Mar 2017 | Dec 2024 | Solar |
| Citizen B | AES Distributed Energy | Mendota, CA | 4 GWh | Nov 2015 | Dec 2024 | Solar |
| Aspiration G | AES Distributed Energy | Cantua Creek, CA | 21 GWh | Aug 2017 | Dec 2024 | Solar |
| SEPV 18 | AES Distributed Energy | Palmdale, CA | 5 GWh | Dec 2015 | Dec 2024 | Solar |
| Cottonwood Solar, LLC Cottonwood Carport | Onward Energy | Novato, CA | 2 GWh | Apr 2016 | Dec 2024 | Solar |
| Sun Harvest Solar NDP1 | Altus Power America Management, LLC | Dos Palos, CA | 3 GWh | Apr 2015 | Dec 2024 | Solar |
| Coronal Lost Hills | Arevon Energy, Inc. | Lost Hills, CA | 37 GWh | Apr 2015 | Dec 2024 | Solar |
| Kettleman Solar -Centaurus | Boralex US Operations LLC | Kettleman City, CA | 41 GWh | Jun 2015 | Dec 2024 | Solar |
| AP North Lake I, LP | AP North Lake I, LP | Hemet, CA | 40 GWh | Jul 2015 | Dec 2024 | Solar |
| Maricopa West Solar PV, LLC | Onward Energy | Taft, CA | 48 GWh | Nov 2015 | Dec 2024 | Solar |
| Nicolis Solar PV Plant | Arevon Energy, Inc. | Delano, CA | 39 GWh | Aug 2016 | Dec 2024 | Solar |
| Tropico Solar PV Plant | Arevon Energy, Inc. | Delano, CA | 27 GWh | Aug 2016 | Dec 2024 | Solar |
| Colton Solar Two, LLC | Colton Solar Two, LLC | Colton, CA | 1 GWh | Mar 2015 | Dec 2024 | Solar |
| Colton Solar One, LLC | Colton Solar One, LLC | San Bernardino, CA | 3 GWh | May 2015 | Dec 2024 | Solar |
| Bowerman Power LFG, LLC | Bowerman Power LFG, LLC | Irvine, CA | 154 GWh | Mar 2016 | Dec 2024 | Landfill Gas |
| Algonquin SKIC20 Solar LLC | Algonquin Power Co | Taft, CA | 41 GWh | Apr 2015 | Dec 2024 | Solar |
| Corcoran Solar 2 | Consolidated Edison Development Inc. | Corcoran, CA | 46 GWh | Apr 2015 | Dec 2024 | Solar |
| Atwell Island West Solar | Consolidated Edison Development Inc. | Alpaugh, CA | 45 GWh | Apr 2015 | Dec 2024 | Solar |
| Anaheim Solar Energy Plant | Anaheim Public Utilities | Anaheim, CA | 3 GWh | Jul 2014 | Dec 2024 | Solar |
| SCE-Snowline-White Road (South) | SunEdison LLC | Phelan, CA | 3 GWh | Oct 2014 | Dec 2024 | Solar |
| SCE-Snowline-White Rd (Central) | SunEdison LLC | Phelan, CA | 3 GWh | Oct 2014 | Dec 2024 | Solar |
| Baker Creek Hydroelectric | Baker Station Associates, LP | Bridgeville, CA | 4 GWh | Oct 2014 | Dec 2024 | Water |
| Sierra Solar Greenworks | AES Distributed Energy | Lancaster, CA | 39 GWh | Oct 2015 | Dec 2024 | Solar |
| Adelanto Solar II, LLC | Adelanto Solar II, LLC | Adelanto, CA | 14 GWh | Jun 2015 | Dec 2024 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #27 | Arizona Public Service Company | 23.4 TWh | 92 |
| #54 | Arlington Valley, LLC | 3.4 TWh | 1 |
| #35 | Balancing Authority of Northern California | 15.0 TWh | 87 |
| #48 | Imperial Irrigation District | 6.2 TWh | 66 |
| #31 | Los Angeles Department of Water and Power | 18.6 TWh | 124 |
| #22 | Nevada Power Company | 37.1 TWh | 139 |
| #60 | New Harquahala Generating Company, LLC | 1.2 TWh | 1 |
| #18 | Salt River Project Agricultural Improvement and Power District | 60.5 TWh | 48 |
| #57 | Turlock Irrigation District | 2.1 TWh | 11 |
| #39 | Western Area Power Administration - Desert Southwest Region | 9.8 TWh | 33 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #3 | Electric Reliability Council of Texas, Inc. | 482.3 TWh | 1,313 |
| #5 | Southwest Power Pool | 298.0 TWh | 835 |
| #6 | Southern Company Services, Inc. - Trans | 249.8 TWh | 417 |
| #7 | California Independent System Operator | 188.7 TWh | 2,075 |
| #8 | Tennessee Valley Authority | 160.6 TWh | 204 |
| #10 | Florida Power & Light Co. | 148.9 TWh | 187 |
| #12 | New York Independent System Operator | 131.6 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.0 TWh | 565 |
| #14 | ISO New England | 104.0 TWh | 1,577 |
| #16 | Bonneville Power Administration | 79.9 TWh | 163 |