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 Oct 2025
Annual Generation 188.7 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% Solar | 26.2% Water | 10.9% Wind | 10.9% Nuclear | 9.8%

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

1M1M800k800k600k600k400k400k200k200k0020232023Jul '23Jul '2320242024Jul '24Jul '2420252025Jul '25Jul '25
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List of All California Independent System Operator Power Plants

Displaying Results 401 to 500 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Rancho Cucamonga Dist #1Altus Power America Management, LLCRancho Cucamonga, CA3 GWhMar 2015Dec 2024 Solar
9150 Hermosa Solar GMValta EnergyRancho Cucamonga, CA3 GWhNov 2022Dec 2024 Solar
Chaffey College Rancho Cucamonga CampusChaffey Community College DistrictRancho Cucamonga, CA7 GWhJan 2017Dec 2024 Solar
SunE RochesterSunE Solar XVI Lessor, LLCRancho Cucamonga, CA991 MWhJul 2016Jul 2024 Solar
Ramona Solar EnergySan Diego Gas & Electric CoRamona, CA5 GWhMar 2017Dec 2024 Solar
Ramona 2MN8 Energy LLCRamona, CA9 GWhNov 2013Dec 2024 Solar
Ramona 1MN8 Energy LLCRamona, CA3 GWhNov 2013Dec 2024 Solar
Sierra Pacific Quincy FacilitySierra Pacific IndustriesQuincy, CA193 GWhNov 1986Dec 2024 Wood/Wood Waste Solids
Silver State Solar Power SouthSilver State Solar Power South, LLCPrimm Valley, NV678 GWhOct 2015Jul 2025 Solar
Porterville SolarAltus Power America Management, LLCPorterville, CA6 GWhDec 2013Dec 2024 Solar
Porterville 6 and 7Arevon Energy, Inc.Porterville, CA3 GWhJun 2014Dec 2024 Solar
Tulare Success Power ProjectLower Tule River Irrgtn DistPorterville, CA2 GWhNov 1989Sep 2024 Water
South County Detention Center SolarSoCore Energy LLCPorterville, CA2 GWhOct 2019Dec 2024 Solar
El DoradoEl Dorado Irrigation DistrictPollock Pines, CA81 GWhDec 1923Dec 2024 Water
Life Technologies - PleasantonBloom EnergyPleasanton, CA8 GWhFeb 2013Dec 2024 Natural Gas
Kaiser Owens Dr. Fuel Cell2016 ESA Project Company, LLCPleasanton, CA8 GWhAug 2017Dec 2024 Natural Gas
El Dorado CountySkyHigh 2 SolarPlacerville, CA3 GWhFeb 2021Dec 2024 Solar
Chili BarSacramento Municipal Util DistPlacerville, CA33 GWhFeb 1965Dec 2024 Water
Case Vander Eyk, Jr Dairy SolarBravo REC Management LLCPixley, CA2 GWhSep 2023Dec 2024 Solar
Columbia Solar Energy, LLCColumbia Solar Energy LLCPittsburg, CA19 GWhSep 2015Dec 2024 Solar
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA2 TWhJul 2001Jul 2025 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA3 TWhApr 2002Jul 2025 Natural Gas
Salt SpringsPacific Gas & Electric Co.Pioneer, CA108 GWhMay 1931Dec 2024 Water
Tiger CreekPacific Gas & Electric Co.Pioneer, CA225 GWhMay 1931Dec 2024 Water
West Point PHPacific Gas & Electric Co.Pioneer, CA89 GWhOct 1948Jun 2024 Water
Pine FlatKings River Conservation DistPiedra, CA370 GWhDec 1983Jul 2025 Water
SCE-Snowline-White Rd (Central)SunEdison LLCPhelan, CA3 GWhOct 2014Dec 2024 Solar
SCE-Snowline-Duncan Road (North)SunEdison LLCPhelan, CA2 GWhSep 2014Dec 2024 Solar
SCE-Snowline-White Road (North)SunEdison LLCPhelan, CA3 GWhOct 2014Nov 2024 Solar
SCE-Snowline-Duncan Road (South)SunEdison LLCPhelan, CA2 GWhSep 2014Dec 2024 Solar
SCE-Snowline-White Road (South)SunEdison LLCPhelan, CA3 GWhOct 2014Dec 2024 Solar
Sonoma Central Landfill Phase ICounty of Sonoma Dept of TrnspPetaluma, CA6 GWhJun 1993Dec 2024 Landfill Gas
Sonoma Central Landfill Phase IICounty of Sonoma Dept of TrnspPetaluma, CA5 GWhMay 1996Dec 2024 Landfill Gas
Lavio SolarLavio Solar, LLCPetaluma, CA2 GWhMar 2018Dec 2024 Solar
Stage Gulch SolarStage Gulch Solar, LLCPetaluma, CA1 GWhMar 2018Dec 2024 Solar
Santa Rosa Junior College Petaluma SolarSonoma County Junior College DistrictPetaluma, CA2 GWhJun 2018Dec 2023 Solar
Bodega Avenue Solar LLCBodega Avenue Solar LLCPetaluma, CA4 GWhDec 2020Dec 2024 Solar
EMWD - Perris Valley RWRFSkyHigh 2 SolarPerris, CA6 GWhJun 2021Dec 2024 Solar
PerrisMetropolitan Water District of S CAPerris, CA5 GWhApr 1983Jan 2024 Water
AlamoCalifornia Dept. of Water ResourcesPearblossom, CA56 GWhJun 1986Dec 2024 Water
Solar Star California, XLIV, LLCMN8 Energy LLCPearblossom, CA18 GWhNov 2016Dec 2024 Solar
Firestone Walker Brewery - Phase 1SkyHigh 2 SolarPaso Robles, CA3 GWhOct 2020Dec 2024 Solar
Paso Robles - Municipal AirportOnyx Asset Services GroupPaso Robles, CA6 GWhDec 2023Dec 2024 Solar
Sutter Home Winery TCCREC SHW, LLCPaso Robles, CA1 GWhApr 2024Dec 2024 Solar
Meridian VineyardsCVI CleanCapital Solar 1 LLCPaso Robles, CA1 GWhNov 2010Dec 2024 Solar
GlenarmCity of Pasadena - (CA)Pasadena, CA39 GWhDec 1975Dec 2024 Natural Gas
Caltech CentralBloom Energy 2009 PPAPasadena, CA9 GWhOct 2010Dec 2024 Natural Gas
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA58 GWhJul 2003May 2025 Natural Gas
CalTech - Pasadena Wilson AveBloom EnergyPasadena, CA10 GWhNov 2019Dec 2024 Natural Gas
CalTech - Pasadena (PPA)Bloom Energy 2009 PPAPasadena, CA9 GWhFeb 2016Dec 2024 Natural Gas
CalTech - PasadenaBloom EnergyPasadena, CA7 GWhFeb 2016Dec 2023 Natural Gas
Ameresco Butte CountyAmeresco Butte County LLCParadise, CA17 GWhJan 2013Dec 2024 Landfill Gas
KSR053 Cantara Fuel Cell2016 ESA Project Company, LLCPanorama City, CA12 GWhApr 2018Dec 2024 Natural Gas
Solar Star Palo Alto I, LLCDG 1 Acquisition Co., LLCPalo Alto, CA2 GWhJul 2019Dec 2024 Solar
City of Palo AltoCity of Palo AltoPalo Alta, CA21 MWhFeb 2002Dec 2023 Natural Gas
RutanCD US Solar MT 2 LLCPalmdale, CA4 GWhDec 2013Dec 2024 Solar
Solar Oasis LLCSolar Oasis, LLCPalmdale, CA51 GWhDec 2015Dec 2024 Solar
L-8 Solar ProjectL-8 Solar Project LLCPalmdale, CA2 GWhApr 2012Dec 2024 Solar
Arrache 8083CD US Solar MT 2 LLCPalmdale, CA3 GWhAug 2013Dec 2024 Solar
SEPV 1CVI CleanCapital Solar 1 LLCPalmdale, CA3 GWhApr 2012Dec 2024 Solar
Arrache 4013CD US Solar MT 2 LLCPalmdale, CA3 GWhJul 2013Dec 2024 Solar
Arrache 4006CD US Solar MT 2 LLCPalmdale, CA2 GWhJul 2013Dec 2024 Solar
SEPV Palmdale EastAES Distributed EnergyPalmdale, CA25 GWhJul 2015Dec 2024 Solar
SEPV 18AES Distributed EnergyPalmdale, CA5 GWhDec 2015Dec 2024 Solar
HeliocentricHeliocentric LLCPalmdale, CA2 GWhFeb 2012Dec 2024 Solar
Bolthouse S&P and Rowen Farms SolarMMA WBF Power LPPalmdale, CA67 MWhOct 2008Apr 2024 Solar
Green Beanworks C PVAES Distributed EnergyPalmdale, CA5 GWhJul 2018Dec 2024 Solar
Green Beanworks D PVAES Distributed EnergyPalmdale, CA4 GWhJul 2018Dec 2024 Solar
One Ten Partners PVOne Ten Partners, LLCPalmdale, CA6 GWhAug 2017Dec 2024 Solar
Coachella Hills WindTerra-Gen Operating Co-WindPalm Springs, CA225 GWhFeb 2021Jul 2025 Wind
North Palm Springs 4AGreenbacker Renewable Energy CorporationPalm Springs, CA8 GWhSep 2012Dec 2024 Solar
North Palm Springs 1AGreenbacker Renewable Energy CorporationPalm Springs, CA5 GWhMar 2012Dec 2024 Solar
East Winds ProjectTerra-Gen Operating Co-WindPalm Springs, CA7 GWhNov 1983Dec 2024 Wind
Municipal Cogen PlantPalm Springs City ofPalm Springs, CA7 GWhApr 1985Jul 2025 Natural Gas
Garnet Solar Generation Station I LLCGarnet Solar Generation Station I LLCPalm Springs, CA9 GWhNov 2014Dec 2024 Solar
Wagner Wind LLCGreenbacker Renewable Energy CorporationPalm Springs, CA16 GWhNov 2012Dec 2024 Wind
Orange Grove Peaking FacilityOrange Grove Energy LPPala, CA24 GWhMay 2010Dec 2024 Natural Gas
Panoche Valley Solar FarmConsolidated Edison Development Inc.Paicines, CA310 GWhDec 2017Jul 2025 Solar
Oxnard Paper MillNew-Indy, Oxnard LLCOxnard, CA191 GWhFeb 1986Apr 2025 Natural Gas
SunEdison Procter & Gamble OxnardSunE U6 Holdings LLCOxnard, CA2 GWhSep 2009Dec 2024 Solar
Ormond BeachOrmond Beach Power, LLCOxnard, CA45 GWhJul 1971Jul 2025 Natural Gas
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA483 GWhJun 1982Jul 2025 Natural Gas
Oxnard Wastewater Treatment PlantOxnard City ofOxnard, CA4 GWhJul 1981Jul 2025 Other Biomass Gas : 94.8% Natural Gas : 5.2%
E F Oxnard Energy FacilityEF Oxnard, LLCOxnard, CA5 GWhMay 1990Jul 2025 Natural Gas
McGrath PeakerSouthern California Edison CoOxnard, CA7 GWhOct 2012Dec 2024 Natural Gas
IGS OXR1Greenbacker Renewable Energy CorporationOxnard, CA2 GWhJul 2024Dec 2024 Solar
Edward C HyattCalifornia Dept. of Water ResourcesOroville, CA2 TWhFeb 1968Jul 2025 Water
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA324 GWhJan 1968Jul 2025 Water
Thermalito Diverson DamCalifornia Dept. of Water ResourcesOroville, CA19 GWhJun 1987Dec 2024 Water
Oroville Cogeneration LPApex Power Generation Corp.Oroville, CA672 MWhDec 1989Dec 2024 Natural Gas
Kelly RidgeSouth Feather Water and Power AgencyOroville, CA67 GWhAug 1963Dec 2024 Water
Butte College Main Campus SolarButte-Glenn Community College DistrictOroville, CA6 GWhJun 2011Dec 2024 Solar
Oro LomaConsolidated Edison Development Inc.Oro Loma, CA25 GWhDec 2016Dec 2024 Solar
Alamo SolarOnward EnergyOro Grande, CA48 GWhApr 2015Dec 2024 Solar
Black ButteCity of Santa Clara - (CA)Orland, CA15 GWhAug 1988Dec 2024 Water
Oltmans SCE at ChampagneCalifornia PV Energy LLCOntario, CA2 GWhNov 2013Dec 2024 Solar
Oltmans SCE at JurupaCalifornia PV Energy LLCOntario, CA2 GWhNov 2013Dec 2024 Solar
Kaiser OntarioBloom Energy 2009 PPAOntario, CA3 GWhSep 2012Dec 2024 Natural Gas
New-Indy Ontario MillNew-Indy Ontario LLCOntario, CA245 GWhMay 1985Jul 2025 Natural Gas
Terra FrancescoAltus Power America Management, LLCOntario, CA2 GWhFeb 2015Dec 2024 Solar

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.482.3 TWh1,313
#5Southwest Power Pool298.0 TWh835
#6Southern Company Services, Inc. - Trans249.8 TWh417
#7California Independent System Operator188.7 TWh2,075
#8Tennessee Valley Authority160.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.0 TWh565
#14ISO New England104.0 TWh1,577
#16Bonneville Power Administration79.9 TWh163