2. Balancing Authorities
  3. California Independent System Operator

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 AuthorityCalifornia Independent System Operator
States Arizona California Nevada
Last Update Nov 2025
Annual Generation 188.0 TWh
Power Plants2,075
Utilities965
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 | 43.1% Solar | 26.4% Water | 11.1% Wind | 10.6% Nuclear | 9.4%

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Daily Net Generation for California Independent System Operator for the past 3 Years

List of All California Independent System Operator Power Plants

Displaying Results 1 to 100 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Kern Del OroREC KDO, LLCBakersfield, CA4 MWhNov 2024Dec 2024 Solar
Moccasin Low Head Hydro ProjectCity & County of San FranciscoMoccasin, CA4 MWhJun 1987Nov 2024 Water
North Kern 3Madison Energy Investments LLCBakersfield, CA6 MWhNov 2023Dec 2024 Solar
Nachtigall 1836-WDStandard SolarWasco, CA8 MWhNov 2024Dec 2024 Solar
Improvement Dst No. 4Kern County Water AgencyBakersfield, CA12 MWhDec 2008Dec 2024 Solar
City of Palo AltoCity of Palo AltoPalo Alta, CA21 MWhFeb 2002Dec 2023 Natural Gas
Terry 1818-WDStandard SolarWasco, CA57 MWhNov 2024Dec 2024 Solar
Q PlantQualcomm IncorporatedSan Diego, CA66 MWhJun 2013Dec 2024 Natural Gas
Bolthouse S&P and Rowen Farms SolarMMA WBF Power LPPalmdale, CA67 MWhOct 2008Apr 2024 Solar
Pivot Energy PPA 22Pivot EnergyVisalia, CA68 MWhSep 2024Dec 2024 Solar
Madera Community HospitalCleanCapital HoldingsMadera, CA72 MWhSep 2011Dec 2024 Solar
Tipton 2 - (CA)Pacifico PowerTipton, CA83 MWhNov 2024Dec 2024 Solar
Springville HydroelectricCalleguas Mun Water DistrictCamarillo, CA98 MWhFeb 1994Dec 2024 Water
Camp San Luis ObispoEcoplexus, IncSan Luis Obispo, CA158 MWhJul 2024Nov 2024 Solar
Tipton 1 - (CA)Pacifico PowerTipton, CA167 MWhNov 2024Dec 2024 Solar
One Market PlazaParamount Group IncSan Francisco, CA177 MWhNov 2003Dec 2024 Natural Gas
H. GonzalesCity of VernonVernon, CA178 MWhDec 1986Dec 2024 Natural Gas
Kern Sunset 1886-WDStandard SolarBakersfield, CA270 MWhOct 2024Dec 2024 Solar
Highway 43 1887-WDStandard SolarShafter, CA270 MWhOct 2024Dec 2024 Solar
Bear Valley Power PlantBear Valley Electric ServiceBig Bear Lake, CA307 MWhDec 2004Dec 2024 Natural Gas
CA Manteca 730 Spreckels AveCatalyze Manteca 730 Spreckels Avenue Microgrid LLCManteca, CA323 MWhAug 2024Dec 2024 Solar
Kings River SyphonOrange Cove Irrigation DistrictSanger, CA325 MWhAug 1990May 2024 Water
Foundation IEFoundation HA Energy Generation, LLCRancho Cucamonga, CA373 MWhNov 2011Dec 2024 Wind
Tulare CSG LLCDimension Energy LLCTulare, CA375 MWhSep 2024Dec 2024 Solar
Chambers 4 - Eastvale DCA2MN8 Energy LLCEastvale, CA424 MWhNov 2018Dec 2024 Solar
JD Foods - JD FoodsBarrier Solar IncFresno, CA455 MWhSep 2020Dec 2024 Solar
Division 3Tesla Inc.Lancaster, CA458 MWhMay 2014Dec 2024 Solar
Fremont CA AutoFactoryTesla Inc.Fremont, CA480 MWhFeb 2022Dec 2024 Solar
Irwindale Brew Yard, LLCIrwindale Brew Yard, LLCIrwindale, CA517 MWhJan 2002Apr 2025 Solar : 99.8%
Transamerica PyramidTransamerica Pyramid Properties LLCSan Francisco, CA525 MWhJun 2007Dec 2023 Natural Gas
Yolo County Solar ProjectYolo County ofWoodland, CA534 MWhNov 2010Dec 2023 Solar
Division 2Tesla Inc.Lancaster, CA541 MWhMay 2014Dec 2024 Solar
CA - Fresno County - Juvenile HallForefront Power, LLCFresno, CA552 MWhFeb 2022Dec 2024 Solar
FTF-PackingShedFamily Tree FarmsReedley, CA581 MWhMay 2013Dec 2024 Solar
Chambers 4 - San Bernardino SNA7MN8 Energy LLCSan Bernardino, CA595 MWhNov 2018Dec 2024 Solar
Delta Electronics FremontDelta Electronics (Americas) LtdFremont, CA616 MWhMar 2016Dec 2024 Solar
Sonora 1Greenbacker Renewable Energy CorporationJamestown, CA621 MWhNov 2013Dec 2024 Solar
CA- US Foods- LivermoreEDPRNA DG CA Livermore LLCLivermore, CA636 MWhJul 2024Dec 2024 Solar
Golden Springs Building DGolden Springs Development Company LLCSanta Fe Springs, CA651 MWhFeb 2012Dec 2024 Solar
Oroville Cogeneration LPApex Power Generation Corp.Oroville, CA672 MWhDec 1989Dec 2024 Natural Gas
Still Water PowerStill Water Power LLCHanford, CA674 MWhApr 2020Dec 2024 Other Biomass Gas
Blue Moon FarmsBravo REC Management LLCTipton, CA683 MWhJul 2024Dec 2024 Solar
SunEdison Walmart Apple Valley DCSunE M5 Holdings LLCApple Valley, CA716 MWhFeb 2009Dec 2024 Solar
Honda TorranceBloom EnergyTorrance, CA762 MWhNov 2012Dec 2023 Natural Gas
Morgan Lancaster 1Terraform ArcadiaLancaster, CA796 MWhAug 2015Dec 2024 Solar
Walnut Unified School District Walnut HSTesla Inc.Walnut, CA809 MWhJan 2020Dec 2024 Solar
Springs Generating StationCity of Riverside - (CA)Riverside, CA825 MWhJun 2002Dec 2024 Natural Gas
Clovis High SchoolTesla Inc.Clovis, CA826 MWhMar 2018Dec 2024 Solar
Edwards Air Force BaseCleanCapital HoldingsEdwards, CA866 MWhNov 2011Dec 2023 Solar
Niagara Bottling StocktonClearGen LLCStockton, CA870 MWhDec 2017Dec 2024 Solar
Staples La Mirada, CASunE WF3-ST Holdings, LLCLa Mirada, CA871 MWhFeb 2009Dec 2024 Solar
West Tambo Clean Power IIWest Tambo Clean Power IILivingston, CA877 MWhOct 2024Dec 2024 Solar
SunEdison Walgreens Moreno ValleySunE WG113 Moreno Valley LLCMoreno Valley, CA900 MWhAug 2007Dec 2024 Solar
Broadway 3 - UC Merced 1MN8 Energy LLCMerced, CA901 MWhSep 2009Dec 2024 Solar
Verwey-Hanford Dairy Digester #1AlsoEnergyHanford, CA902 MWhSep 2016Dec 2024 Other Biomass Gas
Walgreens Woodland Distribution CenterSunE WG45 Woodland LLCWoodland, CA908 MWhJul 2007Dec 2024 Solar
Wheeler Ridge 2Madison Energy Investments LLCArvin, CA913 MWhOct 2023Dec 2024 Solar
Castor SolarZGlobal IncDustin Acres, CA917 MWhMar 2016Dec 2023 Solar
TWCBravo REC Management LLCTulare, CA918 MWhJul 2024Dec 2024 Solar
IKEA Tejon 345IKEA Property IncLebec, CA929 MWhMar 2011Oct 2024 Solar
Kohls San Bernardino Solar FacilitySunE WF3 KHL A Holdings, LLCSan Bernardino, CA944 MWhOct 2007Dec 2024 Solar
Century Generating FacilityColton Power LPColton, CA952 MWhAug 2001Dec 2024 Natural Gas
Delano Land 1AES Distributed EnergyDelano, CA963 MWhNov 2017Dec 2024 Solar
SunE RochesterSunE Solar XVI Lessor, LLCRancho Cucamonga, CA991 MWhJul 2016Jul 2024 Solar
SunEdison Ironwood State PrisonSunE CPA CDC2 LLCBlythe, CA996 MWhApr 2008Dec 2024 Solar
Drews Generating FacilityColton Power LPColton, CA1 GWhJul 2001Dec 2024 Natural Gas
Google Bayhill Solar PV and MicrogridGoogle, Inc.San Bruno, CA1 GWhMar 2024Dec 2024 Solar
Meridian VineyardsCVI CleanCapital Solar 1 LLCPaso Robles, CA1 GWhNov 2010Dec 2024 Solar
Colton Solar Two, LLCColton Solar Two, LLCColton, CA1 GWhMar 2015Dec 2024 Solar
Sutter Home Winery TCCREC SHW, LLCPaso Robles, CA1 GWhApr 2024Dec 2024 Solar
Industry MetroLink PV 1City of IndustryIndustry, CA1 GWhMar 2012Dec 2024 Solar
ASTIPerpetual Energy SystemsCloverdale, CA1 GWhJan 2009Dec 2024 Solar
Foundation Superior FarmsFoundation CA Fund VI Manager LLCDixon, CA1 GWhNov 2012Sep 2025 Wind
SunEdison Anheuser Busch FairfieldSunE M5 Holdings LLCFairfield, CA1 GWhNov 2008Dec 2024 Solar
ISH Solar Hospital SDMCSunEdison LLCSan Diego, CA1 GWhNov 2011Dec 2024 Solar
Monterey Regional Water Pollution ControTesla Inc.Marina, CA1 GWhNov 2010Dec 2024 Solar
Mariani Packing Vacaville SolarSunE U6 Holdings LLCVacaville, CA1 GWhOct 2008Dec 2024 Solar
Mountain View Ind Park 1-sline001Prologis Logistics Services IncorporatedFontana, CA1 GWhAug 2023Dec 2024 Solar
West Valley High School SolarAES Distributed EnergyHemet, CA1 GWhAug 2012Dec 2024 Solar
Kaweah 2Southern California Edison CoThree Rivers, CA1 GWhAug 1929Dec 2024 Water
Newberry Solar 1 LLCNewberry Solar 1 LLCNewberry Springs, CA1 GWhNov 2013Dec 2023 Solar
AT&T HolgerBloom EnergySan Jose, CA1 GWhMay 2016Dec 2024 Natural Gas
Golden Springs Building C-1Golden Springs Development Company LLCSanta Fe Springs, CA1 GWhJan 2012Dec 2024 Solar
CalRenew-1CalRenew-1 LLCMendota, CA1 GWhMar 2010Dec 2024 Solar
Five H Farms Solar ArrayMaas Energy WorksMerced, CA1 GWhMar 2021Jun 2024 Solar
SDCWA - Twin OaksCleanCapital HoldingsSan Marcos, CA1 GWhApr 2011Dec 2024 Solar
ISH Solar Hospital DowneySunEdison LLCDowney, CA1 GWhAug 2011Dec 2024 Solar
Lemoore 1AES Distributed EnergyLemoore, CA1 GWhJan 2016Dec 2024 Solar
La Joya Del SolCVI CleanCapital Solar 1 LLCFresno, CA1 GWhNov 2012Dec 2024 Solar
FRV SI Transport Solar LPFRV SI Transport Solar, L.P. (Sacremento)Sacramento, CA1 GWhJul 2010Dec 2024 Solar
ZCOWind Stream Operations LLCTehachapi, CA1 GWhNov 1985Dec 2024 Wind
Dinuba Wastewater Treatment PlantAES Distributed EnergyDinuba, CA1 GWhOct 2011Dec 2024 Solar
Chuckawalla Valley State PrisonSunE CPA CDC1 LLCBlythe, CA1 GWhMay 2006Dec 2024 Solar
CSD 2- Freedom HighCleanCapital HoldingsOakley, CA1 GWhJul 2013Dec 2024 Solar
Wonderful Orchards - West ValleyWonderful Renewable Energy, LLC.Blackwells Corner, CA1 GWhSep 2020Dec 2024 Solar
BeringerPerpetual Energy SystemsSaint Helena, CA1 GWhDec 2008Dec 2024 Solar
City of Madera WWTPSunE GIL1, LLCMadera, CA1 GWhAug 2009Dec 2024 Solar
Chambers 4 - Redland LGB4MN8 Energy LLCRedlands, CA1 GWhFeb 2019Dec 2024 Solar
CSU Fresno Solar ProjectMMA Fresno Power LPFresno, CA1 GWhNov 2007Dec 2024 Solar
Lancaster Baptist ChurchTesla Inc.Lancaster, CA1 GWhNov 2011Dec 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company23.9 TWh92
#54Arlington Valley, LLC3.4 TWh1
#36Balancing Authority of Northern California14.7 TWh87
#47Imperial Irrigation District6.3 TWh66
#29Los Angeles Department of Water and Power18.9 TWh124
#22Nevada Power Company37.2 TWh139
#60New Harquahala Generating Company, LLC764.0 GWh1
#19Salt River Project Agricultural Improvement and Power District60.0 TWh48
#56Turlock Irrigation District2.1 TWh11
#39Western Area Power Administration - Desert Southwest Region9.8 TWh33

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#4Electric Reliability Council of Texas, Inc.485.0 TWh1,313
#5Southwest Power Pool299.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565
#15ISO New England105.5 TWh1,577
#16Bonneville Power Administration80.5 TWh163