California Independent System Operator
Balancing Authority Summary Information
California Independent System Operator is ranked #7 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | California Independent System Operator |
|---|---|
| States | Arizona California Nevada New Mexico |
| Last Update | Oct 2026 |
| Annual Generation | 168.7 TWh |
| Power Plants | 2,170 |
| Utilities | 1,001 |
| Ranked #7 out of 64 in terms of net annual generation | |
| Ranked #14 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 32% Solar | 30.9% Water | 12.2% Wind | 11.8% Nuclear | 11.2% Coal | 0% |
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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 |
|---|---|---|---|---|---|---|
| Central Antelope Dry Ranch B LLC | Central Antelope Dry Ranch B, LLC | Lancaster, CA | 6 GWh | Aug 2017 | Dec 2025 | Solar |
| Summer Solar LLC | AES Distributed Energy | Lancaster, CA | 56 GWh | Jun 2016 | Dec 2025 | Solar |
| Sun Harvest Solar NDP1 | Altus Power America Management, LLC | Dos Palos, CA | 3 GWh | Apr 2015 | Dec 2025 | Solar |
| Victor Mesa Linda D2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2025 | Solar |
| Victor Mesa Linda E2 | AES Distributed Energy | Victorville, CA | 4 GWh | Oct 2014 | Dec 2025 | Solar |
| SEPV Palmdale East | AES Distributed Energy | Palmdale, CA | 24 GWh | Jul 2015 | Dec 2025 | Solar |
| Life Technologies - Pleasanton | Bloom Energy | Pleasanton, CA | 8 GWh | Feb 2013 | Dec 2025 | Natural Gas |
| Kellogg's - San Jose | Bloom Energy | San Jose, CA | 9 GWh | Aug 2013 | Dec 2025 | Natural Gas |
| California PV Energy at ISD WWTP | California PV Energy LLC | Oakley, CA | 2 GWh | Jul 2014 | Dec 2025 | Solar |
| Waste Mangement Redwood LFGTE | WM Renewable Energy LLC | Novato, CA | 22 GWh | Apr 2017 | Dec 2025 | Landfill Gas |
| Hanford 1 and 2 | Arevon Energy, Inc. | Hanford, CA | 5 GWh | Jul 2014 | Dec 2025 | Solar |
| Pumpjack Solar I | Deriva Energy | McKittrick, CA | 51 GWh | Dec 2014 | Dec 2025 | Solar |
| City of Soledad Water Reclamation | Foundation HA Energy Generation, LLC | Soledad, CA | 4 GWh | Oct 2014 | Dec 2025 | Wind |
| Taylor Farms | Foundation HA Energy Generation, LLC | Gonzales, CA | 4 GWh | Oct 2014 | Dec 2025 | Wind |
| Catalina Solar 2, LLC | Onward Energy | Rosamond, CA | 55 GWh | Jul 2015 | Dec 2025 | Solar |
| Quinto Solar PV Project | Arevon Energy, Inc. | Gustine, CA | 243 GWh | Oct 2015 | Dec 2025 | Solar |
| SCE-Snowline-Duncan Road (North) | SunEdison LLC | Phelan, CA | 3 GWh | Sep 2014 | Dec 2025 | Solar |
| SCE-Snowline-Duncan Road (South) | SunEdison LLC | Phelan, CA | 2 GWh | Sep 2014 | Dec 2025 | Solar |
| Wildwood Solar I, LLC | Deriva Energy | Wasco, CA | 48 GWh | Jan 2015 | Dec 2025 | Solar |
| Golden Springs Building C-1 | Golden Springs Development Company LLC | Santa Fe Springs, CA | 1 GWh | Jan 2012 | Dec 2025 | Solar |
| Diamond Valley Solar Project | Ecos Energy LLC | Winchester, CA | 2 GWh | Dec 2014 | Dec 2025 | Solar |
| Shafter Solar LLC | Shafter Solar LLC | Bakersfield, CA | 41 GWh | Apr 2015 | Dec 2025 | Solar |
| Madelyn Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 2 GWh | Nov 2014 | Dec 2025 | Solar |
| Rudy Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 3 GWh | Nov 2014 | Dec 2025 | Solar |
| Mitchell Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | 4 GWh | Nov 2014 | Dec 2025 | Solar |
| Algonquin SKIC20 Solar LLC | Algonquin Power Co | Taft, CA | 41 GWh | Apr 2015 | Dec 2025 | Solar |
| Corcoran Solar 2 | RWE Clean Energy | Corcoran, CA | 47 GWh | Apr 2015 | Dec 2025 | Solar |
| Atwell Island West Solar | RWE Clean Energy | Alpaugh, CA | 52 GWh | Apr 2015 | Dec 2025 | Solar |
| Anaheim Solar Energy Plant | Anaheim Public Utilities | Anaheim, CA | 2 GWh | Jul 2014 | Dec 2025 | Solar |
| SCE-Snowline-White Road (South) | SunEdison LLC | Phelan, CA | 3 GWh | Oct 2014 | Dec 2025 | Solar |
| SCE-Snowline-White Road (North) | SunEdison LLC | Phelan, CA | 3 GWh | Oct 2014 | Dec 2025 | Solar |
| SCE-Snowline-White Rd (Central) | SunEdison LLC | Phelan, CA | 3 GWh | Oct 2014 | Dec 2025 | Solar |
| Baker Creek Hydroelectric | Baker Station Associates, LP | Bridgeville, CA | 3 GWh | Oct 2014 | Dec 2025 | Water |
| Sierra Solar Greenworks | AES Distributed Energy | Lancaster, CA | 41 GWh | Oct 2015 | Dec 2025 | Solar |
| Adelanto Solar II, LLC | Adelanto Solar II, LLC | Adelanto, CA | 18 GWh | Jun 2015 | Dec 2025 | Solar |
| Adelanto Solar, LLC | Adelanto Solar, LLC | Adelanto, CA | 59 GWh | Aug 2015 | Dec 2025 | Solar |
| TA-Acacia, LLC | Onward Energy | Lancaster, CA | 48 GWh | Oct 2014 | Dec 2025 | Solar |
| Bowerman Power LFG, LLC | Bowerman Power LFG, LLC | Irvine, CA | 151 GWh | Mar 2016 | Dec 2025 | Landfill Gas |
| Alamo Solar | Onward Energy | Oro Grande, CA | 49 GWh | Apr 2015 | Dec 2025 | Solar |
| Apple Campus 2 PV | Apple, Inc | Cupertino, CA | 16 GWh | May 2017 | Dec 2025 | Solar |
| Giffen Solar Park | Giffen Solar Park, LLC | Cantua Creek, CA | 20 GWh | May 2017 | Dec 2025 | Solar |
| Five Points Solar Park | Boralex US Operations LLC | Five Points, CA | 81 GWh | Aug 2016 | Dec 2025 | Solar |
| Blackwell Solar Park | RWE Clean Energy | Lost Hills, CA | 39 GWh | Dec 2018 | Dec 2025 | Solar |
| Solar Oasis LLC | Solar Oasis, LLC | Palmdale, CA | 53 GWh | Dec 2015 | Dec 2025 | Solar |
| Coronus Adelanto West 1 | Clean Focus Yield, LLC | Adelanto, CA | 3 GWh | Dec 2014 | Dec 2025 | Solar |
| Coronus Adelanto West 2 | Clean Focus Yield, LLC | Adelanto, CA | 3 GWh | Dec 2014 | Dec 2025 | Solar |
| Park Meridian #1 | Altus Power America Management, LLC | Riverside, CA | 3 GWh | Feb 2015 | Dec 2025 | Solar |
| Rancho Cucamonga Dist #1 | Altus Power America Management, LLC | Rancho Cucamonga, CA | 3 GWh | Mar 2015 | Dec 2025 | Solar |
| Terra Francesco | Altus Power America Management, LLC | Ontario, CA | 2 GWh | Feb 2015 | Dec 2025 | Solar |
| Vega Solar | Vega Solar, LLC | Los Banos, CA | 49 GWh | Feb 2015 | Dec 2025 | Solar |
| Apple Campus 2 Fuel Cell | Apple, Inc | Cupertino, CA | 31 GWh | May 2017 | Dec 2025 | Landfill Gas |
| Colton Solar One, LLC | Colton Solar One, LLC | San Bernardino, CA | 4 GWh | May 2015 | Dec 2025 | Solar |
| Colton Solar Two, LLC | Colton Solar Two, LLC | Colton, CA | 789 MWh | Mar 2015 | Dec 2025 | Solar |
| Tropico Solar PV Plant | Arevon Energy, Inc. | Delano, CA | 32 GWh | Aug 2016 | Dec 2025 | Solar |
| Nicolis Solar PV Plant | Arevon Energy, Inc. | Delano, CA | 46 GWh | Aug 2016 | Dec 2025 | Solar |
| Maricopa West Solar PV, LLC | Onward Energy | Taft, CA | 50 GWh | Nov 2015 | Dec 2025 | Solar |
| AP North Lake I, LP | AP North Lake I, LP | Hemet, CA | 46 GWh | Jul 2015 | Dec 2025 | Solar |
| Kettleman Solar -Centaurus | Boralex US Operations LLC | Kettleman City, CA | 43 GWh | Jun 2015 | Dec 2025 | Solar |
| Coronal Lost Hills | Arevon Energy, Inc. | Lost Hills, CA | 35 GWh | Apr 2015 | Dec 2025 | Solar |
| SPI Anderson 2 | Sierra Pacific Industries | Anderson, CA | 122 GWh | Jul 2015 | Dec 2025 | Wood/Wood Waste Solids : 99.3% Natural Gas : 0.7% |
| Tequesquite Landfill Solar PV Project | Solar Star California XXXI, LLC | Riverside, CA | 11 GWh | Sep 2015 | Dec 2025 | Solar |
| Castor Solar | ZGlobal Inc | Dustin Acres, CA | 766 MWh | Mar 2016 | Dec 2025 | Solar |
| Weymouth Solar Plant | Metropolitan Water District of S CA | La Verne, CA | 3 GWh | May 2016 | Dec 2025 | Solar |
| Silicon Valley Clean Water | Silicon Valley Clean Water | Redwood City, CA | 8 GWh | Feb 2015 | Dec 2025 | Other Biomass Gas : 95.0% Natural Gas : 5.0% |
| Algonquin SKIC 10 Solar, LLC | Algonquin Power Co | Taft, CA | 16 GWh | Dec 2016 | Dec 2025 | Solar |
| RE Garland | Southern Power Co | Rosamond, CA | 510 GWh | Oct 2016 | Dec 2025 | Solar |
| Genentech-Oceanside Hybrid | Tesla Inc. | Oceanside, CA | 6 GWh | Mar 2016 | Dec 2025 | Solar |
| Intel Santa Clara | Bloom Energy | Santa Clara, CA | 7 GWh | Dec 2014 | Dec 2025 | Natural Gas |
| Equinix San Jose | Bloom Energy | San Jose, CA | 7 GWh | Oct 2015 | Dec 2025 | Natural Gas |
| Zero Waste Energy Development Co LLC | Zero Waste Energy Development Company LLC | San Jose, CA | 224 MWh | Jan 2015 | Dec 2025 | Other Biomass Gas |
| Whitethorn Solar LLC | Whitethorn Solar LLC | Livermore, CA | 5 GWh | Jan 2016 | Dec 2025 | Solar |
| Antelope DSR 2 | AES Distributed Energy | Lancaster, CA | 14 GWh | Nov 2016 | Dec 2025 | Solar |
| Freeway Springs | Golden Springs Development Company LLC | Santa Fe Springs, CA | 3 GWh | Sep 2016 | Dec 2025 | Solar |
| Dulles | Golden Springs Development Company LLC | Jurupa Valley, CA | 2 GWh | Aug 2016 | Dec 2025 | Solar |
| Buidling L | Golden Springs Development Company LLC | Santa Fe Springs, CA | 1 GWh | Oct 2016 | Dec 2025 | Solar |
| Building G | Golden Springs Development Company LLC | Santa Fe Springs, CA | 2 GWh | Aug 2016 | Dec 2025 | Solar |
| Building F | Golden Springs Development Company LLC | Santa Fe Springs, CA | 1 GWh | Oct 2016 | Dec 2025 | Solar |
| Blythe Solar 110, LLC | Blythe Solar 110, LLC | Blythe, CA | 284 GWh | Feb 2016 | Dec 2025 | Solar |
| Kingbird B Solar, LLC | Arevon Energy, Inc. | Rosamond, CA | 55 GWh | Mar 2016 | Dec 2025 | Solar |
| US-TOPCO (Soccer Center) | Tesla Inc. | Lancaster, CA | 4 GWh | Nov 2016 | Dec 2025 | Solar |
| AVS Lancaster 1 | Tesla Inc. | Lancaster, CA | 6 GWh | Nov 2016 | Dec 2025 | Solar |
| CED Ducor 4 | RWE Clean Energy | Ducor, CA | 52 GWh | Nov 2016 | Dec 2025 | Solar |
| CED Ducor 3 | RWE Clean Energy | Ducor, CA | 38 GWh | Nov 2016 | Dec 2025 | Solar |
| CED Ducor 2 | RWE Clean Energy | Ducor, CA | 52 GWh | Nov 2016 | Dec 2025 | Solar |
| CED Ducor 1 | RWE Clean Energy | Ducor, CA | 52 GWh | Nov 2016 | Dec 2025 | Solar |
| CED Avenal | RWE Clean Energy | Avenal, CA | 16 GWh | Dec 2016 | Dec 2025 | Solar |
| Lindberg FIeld Solar | Lindberg Field Solar I LLC | San Diego, CA | 3 GWh | Aug 2015 | Dec 2025 | Solar |
| Golden Hills Wind | Golden Hills Wind, LLC | Livermore, CA | 253 GWh | Nov 2015 | Dec 2025 | Wind |
| Frontier Solar LLC | Boralex US Operations LLC | Newman, CA | 48 GWh | May 2016 | Dec 2025 | Solar |
| Windhub Solar A LLC | EDP Renewables North America LLC | Mojave, CA | 48 GWh | Nov 2019 | Dec 2025 | Solar |
| Cottonwood Solar, LLC Cottonwood Carport | Onward Energy | Novato, CA | 1 GWh | Apr 2016 | Dec 2025 | Solar |
| SEPV 18 | AES Distributed Energy | Palmdale, CA | 4 GWh | Dec 2015 | Dec 2025 | Solar |
| Aspiration G | AES Distributed Energy | Cantua Creek, CA | 21 GWh | Aug 2017 | Dec 2025 | Solar |
| Citizen B | AES Distributed Energy | Mendota, CA | 9 GWh | Nov 2015 | Dec 2025 | Solar |
| Lancaster WAD B | AES Distributed Energy | Lancaster, CA | 7 GWh | Mar 2017 | Dec 2025 | Solar |
| SEPV Mojave West | AES Distributed Energy | Mojave, CA | 53 GWh | May 2016 | Dec 2025 | Solar |
| DSH (CA) - Coalinga State Hospital | Team-Solar, Inc. | Coalinga, CA | 4 GWh | Jun 2014 | Dec 2025 | Solar |
| CDCR (CA) - Pleasant Valley State Prison | Team-Solar, Inc. | Coalinga, CA | 3 GWh | Jun 2014 | Dec 2025 | Solar |
| Maxim | Bloom Energy | San Jose, CA | 7 GWh | Jul 2014 | Dec 2025 | Natural Gas |
| Pixar - Emeryville | Bloom Energy | Emeryville, CA | 7 GWh | Dec 2013 | Dec 2025 | Natural Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #25 | Arizona Public Service Company | 25.8 TWh | 102 |
| #55 | Arlington Valley, LLC | 3.2 TWh | 1 |
| #38 | Balancing Authority of Northern California | 13.9 TWh | 91 |
| #49 | Imperial Irrigation District | 6.2 TWh | 66 |
| #29 | Los Angeles Department of Water and Power | 19.3 TWh | 132 |
| #22 | Nevada Power Company | 38.6 TWh | 143 |
| #51 | PUD No. 1 of Douglas County | 4.4 TWh | 5 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.5 TWh | 51 |
| #57 | Turlock Irrigation District | 1.9 TWh | 11 |
| #39 | Western Area Power Administration - Desert Southwest Region | 10.6 TWh | 36 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #3 | Electric Reliability Council of Texas, Inc. | 506.3 TWh | 1,487 |
| #5 | Southwest Power Pool | 314.5 TWh | 876 |
| #6 | Southern Company Services, Inc. - Trans | 259.3 TWh | 423 |
| #7 | California Independent System Operator | 168.7 TWh | 2,170 |
| #9 | Tennessee Valley Authority | 166.2 TWh | 209 |
| #10 | Florida Power & Light Co. | 153.0 TWh | 188 |
| #12 | New York Independent System Operator | 134.1 TWh | 1,334 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |
| #15 | ISO New England | 112.2 TWh | 1,667 |
| #16 | Bonneville Power Administration | 91.1 TWh | 170 |