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 601 to 700 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Hellyer Solar FarmCounty of Santa Clara (CA)San Jose, CA4 GWhJul 2017Dec 2023 Solar
Helzel & Schwarzhoff 86Wind Stream Operations LLCTehachapi, CA3 GWhNov 1986Dec 2024 Wind
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA9 GWhMay 2002Sep 2025 Natural Gas
Henrietta Solar ProjectSouthern Power CoLemoore, CA218 GWhJul 2016Dec 2024 Solar
Henry Miller RDHenry Miller Reclamation DistrictDos Palos, CA3 GWhSep 2018Dec 2024 Solar
HesperiaSunEdison LLCHesperia, CA3 GWhJul 2014Dec 2024 Solar
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA3 TWhMar 2003Sep 2025 Natural Gas
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA37 GWhJan 2010Dec 2024 Natural Gas
High Sierra LimitedWCAC Operating CompanyBakersfield, CA14 GWhFeb 1989Dec 2024 Natural Gas
High Winds LLCFPLE High Winds, LLCBirds Landing, CA233 GWhJun 2003Dec 2024 Wind
Highway 43 1887-WDStandard SolarShafter, CA270 MWhOct 2024Dec 2024 Solar
HL PowerHL Power CompanyWendel, CA205 GWhJun 1989Dec 2024 Wood/Wood Waste Solids : 99.8%
HL SolarHL Solar LLCWendel, CA11 GWhMay 2019Dec 2024 Solar
Hoag Hospital Cogen PlantHoag Memorial Presbyterian HospitalNewport Beach, CA21 GWhJun 2006Sep 2025 Natural Gas
Hollister Solar LLCEcos Energy LLCHollister, CA4 GWhNov 2014Dec 2024 Solar
Hollister Wastewater FacilityPerpetual Energy SystemsHollister, CA2 GWhOct 2011Dec 2024 Solar
Honda TorranceBloom EnergyTorrance, CA762 MWhNov 2012Dec 2023 Natural Gas
HornCD US Solar MT 2 LLCLancaster, CA3 GWhSep 2013Dec 2024 Solar
Hudson - High Desert HybridMN8 Energy LLCVictorville, CA285 GWhNov 2021Sep 2025 Solar
Humboldt BayPacific Gas & Electric Co.Eureka, CA354 GWhAug 2010Sep 2025 Natural Gas : 99.6%
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA110 GWhDec 1937Sep 2025 Wood/Wood Waste Solids : 99.8%
Huron Solar StationPacific Gas & Electric Co.Huron, CA29 GWhMay 2012Dec 2024 Solar
IGS KSBDGreenbacker Renewable Energy CorporationHighland, CA9 GWhFeb 2022Dec 2024 Solar
IGS OXR1Greenbacker Renewable Energy CorporationOxnard, CA2 GWhJul 2024Dec 2024 Solar
IKEA Tejon 345IKEA Property IncLebec, CA929 MWhMar 2011Oct 2024 Solar
Illumina Way SDBloom EnergySan Diego, CA29 GWhAug 2019Dec 2024 Natural Gas
Imperial Solar Energy Center SouthCSOLAR IV South LLCCalexico, CA264 GWhOct 2013Dec 2024 Solar
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA374 GWhMar 2016Dec 2024 Solar
Imperial Valley Solar, LLCImperial Valley Solar, LLCCalexico, CA444 GWhOct 2013Dec 2024 Solar
Improvement Dst No. 4Kern County Water AgencyBakersfield, CA12 MWhDec 2008Dec 2024 Solar
Indian Valley Dam Hydro ProjectYolo County Flood Control WCDClearlake Oaks, CA6 GWhSep 1983Aug 2024 Water
Indigo Energy FacilityDiamond Generating CorporationNorth Palm Springs, CA25 GWhJun 2001Dec 2024 Natural Gas
Industry MetroLink PV 1City of IndustryIndustry, CA1 GWhMar 2012Dec 2024 Solar
Industry Solar Power Generation StationAES Distributed EnergyAdelanto, CA4 GWhNov 2013Dec 2024 Solar
Intel Santa ClaraBloom EnergySanta Clara, CA8 GWhDec 2014Dec 2024 Natural Gas
IOS II-LAX9Madison Energy Holdings LLCFontana, CA7 GWhJan 2020Dec 2024 Solar
IPC 25 SolarPrologis Logistics Services IncorporatedTracy, CA3 GWhJun 2024Dec 2024 Solar
Ironwood Solar LLCAltus Power America Management, LLCBlythe, CA7 GWhMar 2012Dec 2024 Solar
Irwindale Brew Yard, LLCIrwindale Brew Yard, LLCIrwindale, CA517 MWhJan 2002Apr 2025 Solar : 99.8%
Isabella Hydro ProjectIsabella PartnersLake Isabella, CA43 GWhNov 1990Dec 2024 Water
ISH Solar Hospital DowneySunEdison LLCDowney, CA1 GWhAug 2011Dec 2024 Solar
ISH Solar Hospital SDMCSunEdison LLCSan Diego, CA1 GWhNov 2011Dec 2024 Solar
Ivanhoe SolarAltus Power America Management, LLCVisalia, CA6 GWhDec 2013Dec 2024 Solar
Ivanpah 1NRG Energy ServicesNipton, CA168 GWhNov 2013Sep 2025 Solar : 96.7% Natural Gas : 3.3%
Ivanpah 2NRG Energy ServicesNipton, CA254 GWhNov 2013Sep 2025 Solar : 95.0% Natural Gas : 5.0%
Ivanpah 3NRG Energy ServicesNipton, CA241 GWhNov 2013Sep 2025 Solar : 96.0% Natural Gas : 4.0%
J.R. Simplot CompanyJ.R. Simplot CompanyLathrop, CA9 GWhSep 1993Dec 2023 Waste Heat
J S EastwoodSouthern California Edison CoShaver Lake, CA84 GWhNov 1987Sep 2025 Water
Jacumba Solar FarmInvenergy Services LLCJacumba, CA48 GWhJun 2017Dec 2024 Solar
James B BlackPacific Gas & Electric Co.Big Bend, CA597 GWhNov 1965Sep 2025 Water
Java Solar, LLCJava Solar, LLCLemoore, CA27 GWhOct 2022Dec 2024 Solar
JD Foods - JD FoodsBarrier Solar IncFresno, CA455 MWhSep 2020Dec 2024 Solar
JSR000 N Mathilda Fuel Cell2016 ESA Project Company, LLCSunnyvale, CA9 GWhMay 2019Dec 2024 Natural Gas
Juniper Networks SunnyvaleBloom EnergySunnyvale, CA4 GWhNov 2012Dec 2024 Natural Gas
Kaiser Deer Valley Rd. Fuel Cell2016 ESA Project Company, LLCAntioch, CA11 GWhMar 2017Dec 2024 Natural Gas
Kaiser DowneyBloom Energy 2009 PPADowney, CA9 GWhMay 2012Dec 2024 Natural Gas
Kaiser East La Palma Ave. Fuel Cell2016 ESA Project Company, LLCAnaheim, CA18 GWhAug 2017Dec 2024 Natural Gas
Kaiser - Harbor CityBloom EnergyHarbor City, CA18 GWhNov 2019Dec 2024 Natural Gas
Kaiser - LABloom EnergyLos Angeles, CA19 GWhMay 2020Dec 2024 Natural Gas
Kaiser Napa Valley Corporate Dr Fuel Cel2016 ESA Project Company, LLCNapa, CA38 GWhMay 2017Dec 2024 Natural Gas
Kaiser OntarioBloom Energy 2009 PPAOntario, CA3 GWhSep 2012Dec 2024 Natural Gas
Kaiser Owens Dr. Fuel Cell2016 ESA Project Company, LLCPleasanton, CA8 GWhAug 2017Dec 2024 Natural Gas
Kaiser - Woodland HillsBloom EnergyWoodland Hills, CA21 GWhAug 2019Dec 2024 Natural Gas
Karen Avenue Wind FarmSan Gorgonio Farms IncNorth Palm Springs, CA23 GWhDec 1984Dec 2024 Wind
Kaweah 2Southern California Edison CoThree Rivers, CA1 GWhAug 1929Dec 2024 Water
Kaweah Delta District HospitalKaweah Delta HospitalVisalia, CA21 GWhSep 2008Sep 2025 Natural Gas
Kellogg's - San JoseBloom EnergySan Jose, CA7 GWhAug 2013Dec 2024 Natural Gas
Kelly RidgeSouth Feather Water and Power AgencyOroville, CA67 GWhAug 1963Dec 2024 Water
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA371 GWhApr 1983Sep 2025 Water
Kern Del OroREC KDO, LLCBakersfield, CA4 MWhNov 2024Dec 2024 Solar
Kern Front LimitedWCAC Operating CompanyBakersfield, CA12 GWhJan 1989Dec 2024 Natural Gas
Kern Oil & Refining CoKern Oil & Refining CoBakersfield, CA34 GWhSep 2002Sep 2025 Natural Gas
Kern River 1Southern California Edison CoBakersfield, CA192 GWhApr 1907Dec 2024 Water
Kern River 3Southern California Edison CoKernville, CA143 GWhFeb 1921Dec 2024 Water
Kern River CogenerationKern River Cogeneration CoBakersfield, CA155 GWhJun 1985Sep 2025 Natural Gas
Kern River Eastridge CogenChevron USA IncBakersfield, CA222 GWhMay 1988Sep 2025 Natural Gas
Kern Sunset 1886-WDStandard SolarBakersfield, CA270 MWhOct 2024Dec 2024 Solar
Kern Valley SPEcoplexus, IncDelano, CA8 GWhAug 2023Dec 2024 Solar
Kettering Solar 1Tesla Inc.Lancaster, CA2 GWhMay 2014Dec 2024 Solar
Kettering Solar 2Tesla Inc.Lancaster, CA2 GWhMay 2014Dec 2024 Solar
Kettleman Solar -CentaurusBoralex US Operations LLCKettleman City, CA41 GWhJun 2015Dec 2024 Solar
Kettleman Solar ProjectEcos Energy LLCLodi, CA3 GWhMar 2014Dec 2024 Solar
Keysight - Santa RosaBloom EnergySanta Rosa, CA13 GWhAug 2018Dec 2024 Natural Gas
Kilroy SolarNautilus Solar SolutionsSan Diego, CA6 GWhDec 2017Dec 2024 Solar
King City PeakingCalpine Corp-King CityKing City, CA12 GWhMar 2002Dec 2024 Natural Gas
King City Power PlantCalpine King City Cogen LLCKing City, CA31 GWhJan 1989Sep 2025 Natural Gas
Kingbird A Solar LLCArevon Energy, Inc.Rosamond, CA46 GWhMar 2016Dec 2024 Solar
Kingbird B Solar, LLCArevon Energy, Inc.Rosamond, CA56 GWhMar 2016Dec 2024 Solar
Kings River PHPacific Gas & Electric Co.Balch Camp, CA107 GWhFeb 1962Dec 2024 Water
Kings River SyphonOrange Cove Irrigation DistrictSanger, CA325 MWhAug 1990May 2024 Water
Kingsburg CogenKES Kingsburg LPKingsburg, CA11 GWhNov 1990Nov 2024 Natural Gas
Kingsburg SolarAltus Power America Management, LLCKingsburg, CA6 GWhNov 2013Dec 2024 Solar
Kohls San Bernardino Solar FacilitySunE WF3 KHL A Holdings, LLCSan Bernardino, CA944 MWhOct 2007Dec 2024 Solar
Kroger La HabraRalph's Grocery CompanyLa Habra, CA2 GWhMar 2020Dec 2024 Solar
KSR028 Merced Fuel Cell2016 ESA Project Company, LLCSan Leandro, CA16 GWhMar 2018Dec 2024 Natural Gas
KSR053 Cantara Fuel Cell2016 ESA Project Company, LLCPanorama City, CA12 GWhApr 2018Dec 2024 Natural Gas
Kumeyaay WindLeeward Asset Management, LLCCampo, CA127 GWhNov 2005Dec 2024 Wind
Kyocera International Inc.(San Diego)Kyocera International, IncSan Diego, CA9 GWhAug 2012Dec 2024 Natural Gas
L-8 Solar ProjectL-8 Solar Project LLCPalmdale, CA2 GWhApr 2012Dec 2024 Solar
La Joya Del SolCVI CleanCapital Solar 1 LLCFresno, CA1 GWhNov 2012Dec 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