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 301 to 400 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Agnews Power PlantOLS Energy-Agnews Inc.San Jose, CA10 GWhOct 1990Dec 2024 Natural Gas
Mammoth G2Ormat Nevada IncMammoth Lakes, CA82 GWhNov 1990Dec 2024 Geothermal
Mammoth G3Ormat Nevada IncMammoth Lakes, CA103 GWhNov 1990Dec 2024 Geothermal
Kingsburg CogenKES Kingsburg LPKingsburg, CA11 GWhNov 1990Nov 2024 Natural Gas
Mojave 3/4/5Terra-Gen Operating Co-WindMojave, CA133 GWhNov 1990Dec 2024 Wind
Yuba City Cogen PartnersWellhead Services, IncYuba City, CA23 GWhNov 1990Dec 2024 Natural Gas
Isabella Hydro ProjectIsabella PartnersLake Isabella, CA43 GWhNov 1990Dec 2024 Water
City of Tulare Water FacilityCity of Tulare Water Pollution ControlTulare, CA21 GWhDec 1990Dec 2024 Natural Gas : 62.5% Other Biomass Gas : 21.5% Solar : 16.0%
Sky River Wind Energy CenterSky River Wind LLCTehachapi, CA245 GWhJan 1991Dec 2024 Wind
Badger Creek LimitedWCAC Operating CompanyBakersfield, CA6 GWhMar 1991Sep 2025 Natural Gas
McKittrick LimitedWCAC Operating CompanyBakersfield, CA6 GWhSep 1991Sep 2025 Natural Gas
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA258 GWhOct 1991Sep 2025 Natural Gas
Forks of Butte Hydro ProjectHypower Energy, LLCMagalia, CA66 GWhFeb 1992Dec 2024 Water
Live Oak LimitedWCAC Operating CompanyBakersfield, CA21 GWhFeb 1992Sep 2025 Natural Gas
Richmond CogenChevron Products Company-RichmondRichmond, CA970 GWhJul 1992Sep 2025 Natural Gas : 97.2% Other Gas : 2.8%
Coram TehachapiNextera Energy ResourcesTehachapi, CA4 GWhAug 1992Dec 2023 Wind
Plant No 1 Orange CountyOrange County Sanitation DistFountain Valley, CA40 GWhMay 1993Dec 2024 Other Biomass Gas : 80.1% Natural Gas : 19.9%
Plant No 2 Orange CountyOrange County Sanitation DistHuntington Beach, CA59 GWhMay 1993Dec 2024 Other Biomass Gas : 73.7% Natural Gas : 26.0%
MM West CovinaMM West Covina Energy LLCWest Covina, CA31 GWhMay 1993Dec 2024 Landfill Gas : 99.8%
Sonoma Central Landfill Phase ICounty of Sonoma Dept of TrnspPetaluma, CA6 GWhJun 1993Dec 2024 Landfill Gas
J.R. Simplot CompanyJ.R. Simplot CompanyLathrop, CA9 GWhSep 1993Dec 2023 Waste Heat
GrizzlyCity of Santa Clara - (CA)N/A, CA30 GWhOct 1993Dec 2024 Water
Deadwood CreekHydro Sierra Energy, LLCDobbins, CA3 GWhNov 1993May 2024 Water
Springville HydroelectricCalleguas Mun Water DistrictCamarillo, CA98 MWhFeb 1994Dec 2024 Water
RidgetopTerra-Gen Operating Co-WindMojave, CA146 GWhMar 1994Dec 2024 Wind
Solano WindSacramento Municipal Util DistRio Vista, CA802 GWhMay 1994Sep 2025 Wind
Goal Line LPGoal Line LPEscondido, CA8 GWhJul 1994Sep 2025 Natural Gas
Elk Hills CogenCalifornia Resources Elk Hills LLCTupman, CA29 GWhOct 1994Sep 2025 Natural Gas
EtiwandaMetropolitan Water District of S CARancho Cucamonga, CA21 GWhNov 1994Mar 2024 Water
Bear Mountain LimitedWCAC Operating CompanyBakersfield, CA33 GWhMar 1995Sep 2025 Natural Gas
Martinez RefiningMartinez Refining CoMartinez, CA790 GWhOct 1995Sep 2025 Natural Gas : 96.4% Other Gas : 3.6%
Crockett Cogen ProjectCrockett CogenerationCrockett, CA1 TWhNov 1995Sep 2025 Natural Gas
CCCSD Wastewater Treatment PlntCentral Contra Costa Sanitary DistrictMartinez, CA17 GWhNov 1995Sep 2025 Natural Gas
Parnassus Central Utility PlantUniversity of California-San FranciscoSan Francisco, CA68 GWhDec 1995Sep 2025 Natural Gas
Combustion Turbine Project No 2Northern California Power AgnyLodi, CA10 GWhMar 1996Oct 2024 Natural Gas
Sonoma Central Landfill Phase IICounty of Sonoma Dept of TrnspPetaluma, CA5 GWhMay 1996Dec 2024 Landfill Gas
Mojave SiphonCalifornia Dept. of Water ResourcesHesperia, CA46 GWhJul 1996Dec 2024 Water
Tehachapi Wind Resource IICalWind Resources IncTehachapi, CA46 GWhDec 1996Dec 2024 Wind
MM San Diego-MiramarMM San Diego Energy-MiramarSan Diego, CA46 GWhJun 1997Dec 2024 Landfill Gas : 91.9% Other Biomass Gas : 8.1%
Sunnyvale City of WPCPSunnyvale City of WPCPSunnyvale, CA9 GWhOct 1997Dec 2024 Natural Gas : 48.8% Other Biomass Gas : 28.3% Landfill Gas : 22.9%
Marina Landfill GasMonterey Regional Waste MgmtMarina, CA23 GWhMar 1998Dec 2024 Landfill Gas
MM Tulare EnergyMM Tulare Energy LLCVisalia, CA10 GWhApr 1998Dec 2023 Landfill Gas
MM Lopez EnergyMM Lopez Energy LLCLake View Terrace, CA25 GWhNov 1998Dec 2024 Landfill Gas
Salka Cabazon WindSalka Cabazon Wind LLCNorth Palm Springs, CA8 GWhDec 1998Dec 2024 Wind
San Gorgonio Westwinds II LLCTerra-Gen Operating Co-WindNorth Palm Springs, CA124 GWhMay 1999Dec 2024 Wind
Phoenix Wind Power LLCAvangrid Power LLCNorth Palm Springs, CA3 GWhMay 1999Dec 2024 Wind
Childrens HospitalDTE San Diego COGEN Inc.San Diego, CA25 GWhMar 2000Sep 2025 Natural Gas
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV546 GWhApr 2000Sep 2025 Natural Gas
Blacksand Generating FacilityBridge Energy LLCBrea, CA39 GWhMay 2000Dec 2024 Natural Gas
Regional Wastewater Control FacilityCity of Stockton MUDStockton, CA3 GWhOct 2000Dec 2024 Other Biomass Gas : 97.7% Natural Gas : 2.3%
Sierra Pacific SonoraSierra Pacific IndustriesStandard, CA35 GWhJan 2001Dec 2024 Wood/Wood Waste Solids
Chula Vista Energy CenterWellhead Services, IncChula Vista, CA2 GWhApr 2001Nov 2024 Natural Gas
Diamond Valley LakeMetropolitan Water District of S CAWinchester, CA5 GWhApr 2001Apr 2024 Water
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA33 GWhApr 2001Sep 2025 Natural Gas
Sunrise Power LLCSunrise Power Co LLCFellows, CA2 TWhMay 2001Sep 2025 Natural Gas
Chowchilla IICalifornia Power Holdings LLCChowchilla, CA16 GWhMay 2001Dec 2024 Natural Gas
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA285 GWhMay 2001Sep 2025 Wind
Indigo Energy FacilityDiamond Generating CorporationNorth Palm Springs, CA25 GWhJun 2001Dec 2024 Natural Gas
Larkspur Energy FacilityDiamond Generating CorporationSan Diego, CA24 GWhJun 2001Dec 2024 Natural Gas
University of California San Diego HybriUniversity of California San DiegoLa Jolla, CA205 GWhJun 2001Sep 2025 Natural Gas
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA3 TWhJul 2001Sep 2025 Natural Gas
Red BluffCalifornia Power Holdings LLCRed Bluff, CA10 GWhJul 2001Dec 2024 Natural Gas
Drews Generating FacilityColton Power LPColton, CA1 GWhJul 2001Dec 2024 Natural Gas
Santa Rita Jail HybridCounty of Alameda GSADublin, CA13 GWhAug 2001Dec 2023 Natural Gas : 80.9% Solar : 19.1%
Century Generating FacilityColton Power LPColton, CA952 MWhAug 2001Dec 2024 Natural Gas
Hanford Energy Park PeakerMRP San Joaquin Energy LLC.Hanford, CA6 GWhAug 2001Sep 2025 Natural Gas
Watkins Manufacturing Co.Watkins Manufacturing CorporationSan Diego, CA7 GWhOct 2001Sep 2025 Natural Gas
Border Hybrid Energy CenterCalPeak Power, LLCSan Diego, CA15 GWhOct 2001Dec 2024 Natural Gas
CalPeak Power Enterprise Peaker PlantCalPeak Power, LLCEscondido, CA6 GWhOct 2001Dec 2024 Natural Gas
Gilroy Peaking Energy CenterCalpine Gilroy Cogen LPGilroy, CA23 GWhOct 2001Dec 2024 Natural Gas
CalPeak Power Panoche Peaker PlantCalPeak Power, LLCFirebaugh, CA10 GWhNov 2001Dec 2024 Natural Gas
Irwindale Brew Yard, LLCIrwindale Brew Yard, LLCIrwindale, CA517 MWhJan 2002Apr 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 2024 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA3 TWhApr 2002Sep 2025 Natural Gas
Cuyamaca Peak Energy PlantSan Diego Gas & Electric CoEl Cajon, CA6 GWhApr 2002Dec 2024 Natural Gas
SF Southeast Cogen PlantCity & County of San FranciscoSan Francisco, CA4 GWhMay 2002Dec 2024 Other Biomass Gas
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA9 GWhMay 2002Sep 2025 Natural Gas
CalPeak Power Vaca Dixon Peaker PlantCalPeak Power, LLCVacaville, CA4 GWhMay 2002Dec 2024 Natural Gas
Springs Generating StationCity of Riverside - (CA)Riverside, CA825 MWhJun 2002Dec 2024 Natural Gas
Yuba City Energy CenterCalpine Corp-Yuba CityYuba City, CA39 GWhJul 2002Dec 2024 Natural Gas
San Diego State UniversitySan Diego State UniversitySan Diego, CA52 GWhAug 2002Sep 2025 Natural Gas : 97.6% Solar : 2.4%
Valero Refinery Cogeneration Unit 1Valero Refining Co CaliforniaBenicia, CA275 GWhSep 2002Sep 2025 Natural Gas : 87.7% Other Gas : 12.3%
Cabazon Wind PartnersShell Wind Energy Inc.Cabazon, CA97 GWhSep 2002Dec 2024 Wind
Whitewater Hill Wind PartnersShell Wind Energy Inc.North Palm Springs, CA128 GWhSep 2002Dec 2024 Wind
Kern Oil & Refining CoKern Oil & Refining CoBakersfield, CA34 GWhSep 2002Sep 2025 Natural Gas
Feather River Energy CenterCalpine Corp-Yuba CityYuba City, CA46 GWhDec 2002Dec 2024 Natural Gas
Wolfskill Energy CenterGilroy Energy Center LLCFairfield, CA7 GWhDec 2002Dec 2024 Natural Gas
Goose Haven Energy CenterGoose Haven Energy CenterSuisun, CA13 GWhDec 2002Dec 2024 Natural Gas
Lambie Energy CenterGilroy Energy Center LLCSuisun, CA10 GWhDec 2002Dec 2024 Natural Gas
Creed Energy CenterCreed Energy Center LLCSuisun, CA6 GWhDec 2002Dec 2024 Natural Gas
La Paloma Generating PlantCXA La Paloma LLCMcKittrick, CA2 TWhDec 2002Sep 2025 Natural Gas
THUMSTHUMS Long Beach CompanyLong Beach, CA207 GWhDec 2002Sep 2025 Natural Gas
Los Esteros Critical Energy CenterLos Esteros Critical Energy Facility LLCSan Jose, CA170 GWhJan 2003Sep 2025 Natural Gas
MCAGCC Cogen PlantDOD USMC Marine Air Ground CombatTwentynine Palms, CA69 GWhJan 2003Dec 2024 Natural Gas
Tracy Combined Cycle Power PlantMRP San Joaquin Energy LLC.Tracy, CA1 TWhMar 2003Sep 2025 Natural Gas
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA3 TWhMar 2003Sep 2025 Natural Gas
Riverview Energy CenterGilroy Energy Center for RiverviewAntioch, CA22 GWhApr 2003Dec 2024 Natural Gas
Agua Mansa Power PlantE I Colton LLCColton, CA9 GWhMay 2003Dec 2024 Natural Gas
High Winds LLCFPLE High Winds, LLCBirds Landing, CA233 GWhJun 2003Dec 2024 Wind

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