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 Jun 2025
Annual Generation 190.4 TWh
Power Plants1,943
Utilities893
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 | 44% Solar | 24.9% Water | 11.3% Wind | 10.6% Nuclear | 9.7%

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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 301 to 400 of 1,285
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Badger Creek LimitedWCAC Operating CompanyBakersfield, CA13 GWhMar 1991Feb 2025 Natural Gas
McKittrick LimitedWCAC Operating CompanyBakersfield, CA10 GWhSep 1991Mar 2025 Natural Gas
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA256 GWhOct 1991Mar 2025 Natural Gas
Forks of Butte Hydro ProjectHYPOWER INCMagalia, CA42 GWhFeb 1992Dec 2023 Water
Live Oak LimitedWCAC Operating CompanyBakersfield, CA12 GWhFeb 1992Mar 2025 Natural Gas
Richmond CogenChevron Products Company-RichmondRichmond, CA962 GWhJul 1992Mar 2025 Natural Gas : 97.1% Other Gas : 2.9%
Coram TehachapiNextera Energy ResourcesTehachapi, CA4 GWhAug 1992Dec 2023 Wind
Plant No 1 Orange CountyOrange County Sanitation DistFountain Valley, CA39 GWhMay 1993Dec 2023 Other Biomass Gas : 80.7% Natural Gas : 19.3%
Plant No 2 Orange CountyOrange County Sanitation DistHuntington Beach, CA59 GWhMay 1993Dec 2023 Other Biomass Gas : 77.5% Natural Gas : 22.5%
MM West CovinaMM West Covina Energy LLCWest Covina, CA40 GWhMay 1993Dec 2023 Landfill Gas : 99.4% Natural Gas : 0.6%
Sonoma Central Landfill Phase ICounty of Sonoma Dept of TrnspPetaluma, CA8 GWhJun 1993Dec 2023 Landfill Gas
J.R. Simplot CompanyJ.R. Simplot CompanyLathrop, CA9 GWhSep 1993Dec 2023 Waste Heat
GrizzlyCity of Santa Clara - (CA)N/A, CA2 GWhOct 1993Dec 2023 Water
Springville HydroelectricCalleguas Mun Water DistrictCamarillo, CA363 MWhFeb 1994Dec 2023 Water
RidgetopTerra-Gen Operating Co-WindMojave, CA120 GWhMar 1994Dec 2023 Wind
Solano WindSacramento Municipal Util DistRio Vista, CA697 GWhMay 1994Mar 2025 Wind
Goal Line LPGoal Line LPEscondido, CA11 GWhJul 1994Mar 2025 Natural Gas
Elk Hills CogenCalifornia Resources Elk Hills LLCTupman, CA53 GWhOct 1994Mar 2025 Natural Gas
EtiwandaMetropolitan Water District of S CARancho Cucamonga, CA17 GWhNov 1994Dec 2023 Water
Bear Mountain LimitedWCAC Operating CompanyBakersfield, CA29 GWhMar 1995Mar 2025 Natural Gas
Martinez RefiningMartinez Refining CoMartinez, CA788 GWhOct 1995Mar 2025 Natural Gas : 96.0% Other Gas : 4.0%
Crockett Cogen ProjectCrockett CogenerationCrockett, CA1 TWhNov 1995Mar 2025 Natural Gas
CCCSD Wastewater Treatment PlntCentral Contra Costa Sanitary DistrictMartinez, CA18 GWhNov 1995Feb 2025 Natural Gas
Parnassus Central Utility PlantUniversity of California-San FranciscoSan Francisco, CA69 GWhDec 1995Mar 2025 Natural Gas
Combustion Turbine Project No 2Northern California Power AgnyLodi, CA7 GWhMar 1996Dec 2023 Natural Gas
Sonoma Central Landfill Phase IICounty of Sonoma Dept of TrnspPetaluma, CA7 GWhMay 1996Dec 2023 Landfill Gas
Mojave SiphonCalifornia Dept. of Water ResourcesHesperia, CA70 GWhJul 1996Dec 2023 Water
Tehachapi Wind Resource IICalWind Resources IncTehachapi, CA42 GWhDec 1996Dec 2023 Wind
MM San Diego-MiramarMM San Diego Energy-MiramarSan Diego, CA36 GWhJun 1997Dec 2023 Landfill Gas : 90.2% Other Biomass Gas : 9.8%
Sunnyvale City of WPCPSunnyvale City of WPCPSunnyvale, CA10 GWhOct 1997Dec 2023 Natural Gas : 40.7% Landfill Gas : 30.6% Other Biomass Gas : 28.7%
Marina Landfill GasMonterey Regional Waste MgmtMarina, CA34 GWhMar 1998Dec 2023 Landfill Gas
MM Tulare EnergyMM Tulare Energy LLCVisalia, CA10 GWhApr 1998Dec 2023 Landfill Gas
MM Lopez EnergyMM Lopez Energy LLCLake View Terrace, CA26 GWhNov 1998Dec 2023 Landfill Gas
Salka Cabazon WindSalka Cabazon Wind LLCNorth Palm Springs, CA7 GWhDec 1998Dec 2023 Wind
San Gorgonio Westwinds II LLCTerra-Gen Operating Co-WindNorth Palm Springs, CA112 GWhMay 1999Dec 2023 Wind
Santa Ana 3Southern California Edison CoHighlands, CA424 MWhAug 1999Dec 2023 Water
Childrens HospitalDTE San Diego COGEN Inc.San Diego, CA26 GWhMar 2000Mar 2025 Natural Gas
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV784 GWhApr 2000Mar 2025 Natural Gas
Blacksand Generating FacilityBridge Energy LLCBrea, CA45 GWhMay 2000Dec 2023 Natural Gas
Regional Wastewater Control FacilityCity of Stockton MUDStockton, CA4 GWhOct 2000Dec 2023 Other Biomass Gas : 97.7% Natural Gas : 2.2%
Sierra Pacific SonoraSierra Pacific IndustriesStandard, CA34 GWhJan 2001Dec 2023 Wood/Wood Waste Solids
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA26 GWhApr 2001Mar 2025 Natural Gas
Chula Vista Energy CenterWellhead Services, IncChula Vista, CA2 GWhApr 2001Dec 2023 Natural Gas
Sunrise Power LLCSunrise Power Co LLCFellows, CA2 TWhMay 2001Jan 2025 Natural Gas
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA285 GWhMay 2001Mar 2025 Wind
Chowchilla IICalifornia Power Holdings LLCChowchilla, CA14 GWhMay 2001Dec 2023 Natural Gas
University of California San Diego HybridUniversity of California San DiegoLa Jolla, CA220 GWhJun 2001Mar 2025 Natural Gas
Indigo Energy FacilityDiamond Generating CorporationNorth Palm Springs, CA26 GWhJun 2001Dec 2023 Natural Gas
Larkspur Energy FacilityDiamond Generating CorporationSan Diego, CA39 GWhJun 2001Dec 2023 Natural Gas
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA3 TWhJul 2001Feb 2025 Natural Gas
Red BluffCalifornia Power Holdings LLCRed Bluff, CA12 GWhJul 2001Dec 2023 Natural Gas
Drews Generating FacilityColton Power LPColton, CA606 MWhJul 2001Dec 2023 Natural Gas
Santa Rita Jail HybridCounty of Alameda GSADublin, CA13 GWhAug 2001Dec 2023 Natural Gas : 80.9% Solar : 19.1%
Hanford Energy Park PeakerMRP San Joaquin Energy LLC.Hanford, CA6 GWhAug 2001Feb 2025 Natural Gas
Century Generating FacilityColton Power LPColton, CA651 MWhAug 2001Dec 2023 Natural Gas
CalPeak Power Border Peaker PlantCalPeak Power, LLCSan Diego, CA13 GWhOct 2001Dec 2023 Natural Gas
Watkins Manufacturing Co.Watkins Manufacturing CorporationSan Diego, CA6 GWhOct 2001Mar 2025 Natural Gas
CalPeak Power Enterprise Peaker PlantCalPeak Power, LLCEscondido, CA5 GWhOct 2001Nov 2023 Natural Gas
Gilroy Peaking Energy CenterCalpine Gilroy Cogen LPGilroy, CA27 GWhOct 2001Nov 2023 Natural Gas
CalPeak Power Panoche Peaker PlantCalPeak Power, LLCFirebaugh, CA26 GWhNov 2001Dec 2023 Natural Gas
Irwindale Brew Yard, LLCIrwindale Brew Yard, LLCIrwindale, CA576 MWhJan 2002Mar 2025 Solar : 99.8%
City of Palo AltoCity of Palo AltoPalo Alta, CA21 MWhFeb 2002Dec 2023 Natural Gas
King City PeakingCalpine Corp-King CityKing City, CA12 GWhMar 2002Dec 2023 Natural Gas
Cuyamaca Peak Energy PlantSan Diego Gas & Electric CoEl Cajon, CA12 GWhApr 2002Dec 2023 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA3 TWhApr 2002Mar 2025 Natural Gas
CalPeak Power Vaca Dixon Peaker PlantCalPeak Power, LLCVacaville, CA7 GWhMay 2002Dec 2023 Natural Gas
SF Southeast Cogen PlantCity & County of San FranciscoSan Francisco, CA235 MWhMay 2002Dec 2023 Other Biomass Gas
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA10 GWhMay 2002Feb 2025 Natural Gas
Springs Generating StationCity of Riverside - (CA)Riverside, CA11 GWhJun 2002Dec 2023 Natural Gas
Yuba City Energy CenterCalpine Corp-Yuba CityYuba City, CA49 GWhJul 2002Dec 2023 Natural Gas
San Diego State UniversitySan Diego State UniversitySan Diego, CA49 GWhAug 2002Mar 2025 Natural Gas : 97.9% Solar : 2.1%
Cabazon Wind PartnersShell Wind Energy Inc.Cabazon, CA118 GWhSep 2002Dec 2023 Wind
Kern Oil & Refining CoKern Oil & Refining CoBakersfield, CA35 GWhSep 2002Mar 2025 Natural Gas
Valero Refinery Cogeneration Unit 1Valero Refining Co CaliforniaBenicia, CA171 GWhSep 2002Mar 2025 Natural Gas : 94.2% Other Gas : 5.8%
Whitewater Hill Wind PartnersShell Wind Energy Inc.North Palm Springs, CA172 GWhSep 2002Dec 2023 Wind
Feather River Energy CenterCalpine Corp-Yuba CityYuba City, CA45 GWhDec 2002Dec 2023 Natural Gas
Goose Haven Energy CenterGoose Haven Energy CenterSuisun, CA16 GWhDec 2002Dec 2023 Natural Gas
THUMSTHUMS Long Beach CompanyLong Beach, CA299 GWhDec 2002Mar 2025 Natural Gas
Lambie Energy CenterGilroy Energy Center LLCSuisun, CA14 GWhDec 2002Dec 2023 Natural Gas
La Paloma Generating PlantCXA La Paloma LLCMcKittrick, CA2 TWhDec 2002Mar 2025 Natural Gas
Wolfskill Energy CenterGilroy Energy Center LLCFairfield, CA8 GWhDec 2002Dec 2023 Natural Gas
Creed Energy CenterCreed Energy Center LLCSuisun, CA8 GWhDec 2002Dec 2023 Natural Gas
MCAGCC Cogen PlantDOD USMC Marine Air Ground CombatTwentynine Palms, CA41 GWhJan 2003Dec 2023 Natural Gas
Los Esteros Critical Energy CenterLos Esteros Critical Energy Facility LLCSan Jose, CA248 GWhJan 2003Mar 2025 Natural Gas
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA4 TWhMar 2003Mar 2025 Natural Gas
Tracy Combined Cycle Power PlantMRP San Joaquin Energy LLC.Tracy, CA964 GWhMar 2003Mar 2025 Natural Gas
Riverview Energy CenterGilroy Energy Center for RiverviewAntioch, CA28 GWhApr 2003Dec 2023 Natural Gas
Agua Mansa Power PlantE I Colton LLCColton, CA10 GWhMay 2003Dec 2023 Natural Gas
Elk Hills Power LLCElk Hills Power LLCTupman, CA3 TWhJun 2003Mar 2025 Natural Gas
High Winds LLCFPLE High Winds, LLCBirds Landing, CA238 GWhJun 2003Dec 2023 Wind
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA59 GWhJul 2003Mar 2025 Natural Gas
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA577 GWhNov 2003Mar 2025 Natural Gas
Naval Hospital Medical CenterDepartment of the NavySan Diego, CA11 GWhNov 2003Mar 2025 Natural Gas
One Market PlazaParamount Group IncSan Francisco, CA993 MWhNov 2003Dec 2023 Natural Gas
Mountain View IIIAvangrid Renewables LLCNorth Palm Springs, CA69 GWhNov 2003Dec 2023 Wind
Sierra Pacific Lincoln FacilitySierra Pacific IndustriesLincoln, CA88 GWhFeb 2004Dec 2023 Wood/Wood Waste Solids
Sycamore Energy LLCSycamore Energy LLCSantee, CA23 GWhMar 2004Dec 2023 Landfill Gas
Signal Hill West UnitSignal Hill Petroleum, IncSignal Hill, CA38 GWhJun 2004Mar 2025 Other Gas
Lincoln LandfillEnergy 2001 IncLincoln, CA29 GWhOct 2004Dec 2023 Landfill Gas
Diablo Winds LLCSequitur Renewables, LLCLivermore, CA36 GWhNov 2004Dec 2023 Wind

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company23.0 TWh75
#55Arlington Valley, LLC3.4 TWh1
#35Balancing Authority of Northern California15.1 TWh83
#48Imperial Irrigation District5.9 TWh65
#33Los Angeles Department of Water and Power17.7 TWh120
#22Nevada Power Company38.2 TWh136
#54New Harquahala Generating Company, LLC3.5 TWh1
#18Salt River Project Agricultural Improvement and Power District58.7 TWh45
#58Turlock Irrigation District2.1 TWh11
#44Western Area Power Administration - Desert Southwest Region8.1 TWh30

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.476.4 TWh1,139
#5Southwest Power Pool297.0 TWh762
#6Southern Company Services, Inc. - Trans252.0 TWh393
#7California Independent System Operator190.4 TWh1,943
#8Tennessee Valley Authority158.8 TWh170
#10Florida Power & Light Co.148.6 TWh159
#12New York Independent System Operator130.6 TWh1,100
#13Duke Energy Carolinas111.4 TWh556
#15ISO New England103.1 TWh1,487
#16Bonneville Power Administration82.1 TWh158