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 2024
Annual Generation 191.5 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 | 45.6% Solar | 23.1% Water | 12.1% Wind | 10% Nuclear | 9%

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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 1,356
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA17 TWhApr 1985Aug 2024 Nuclear
Dynegy Moss Landing Power Plant HybridDynegy -Moss Landing LLCMoss Landing, CA5 TWhNov 1967Aug 2024 Natural Gas
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA5 TWhMar 2003Aug 2024 Natural Gas
Geysers Unit 5-20Geysers Power Co LLCMiddletown, CA4 TWhMar 1971Aug 2024 Geothermal
Pastoria Energy Facility, LLCCalpine Corp - Pastoria Energy CenterLebec, CA4 TWhApr 2005Aug 2024 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA4 TWhApr 2002Aug 2024 Natural Gas
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA3 TWhJul 2001Aug 2024 Natural Gas
Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, CA3 TWhMay 2005Aug 2024 Natural Gas
Colusa Generating StationPacific Gas & Electric Co.Maxwell, CA3 TWhNov 2010Aug 2024 Natural Gas
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008Aug 2024 Natural Gas
Sunrise Power LLCSunrise Power Co LLCFellows, CA3 TWhMay 2001Aug 2024 Natural Gas
Mountainview Generating StationSouthern California Edison CoRedlands, CA3 TWhNov 2005Aug 2024 Natural Gas
AES Huntington Beach Energy ProjectAES Huntington Beach Energy, LLCHuntington Beach, CA3 TWhJan 2020Aug 2024 Natural Gas
AES Alamitos Energy CenterAES Alamitos Energy, LLCLong Beach, CA3 TWhJan 2020Aug 2024 Natural Gas
Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, CA2 TWhSep 2009Aug 2024 Natural Gas
Edward C HyattCalifornia Dept. of Water ResourcesOroville, CA2 TWhFeb 1968Aug 2024 Water
Watson CogenerationARCO Products Co-WatsonCarson, CA2 TWhNov 1987Aug 2024 Natural Gas : 83.9% Other Gas : 15.7%
Elk Hills Power LLCElk Hills Power LLCTupman, CA2 TWhJun 2003Aug 2024 Natural Gas
La Paloma Generating PlantCXA La Paloma LLCMcKittrick, CA2 TWhDec 2002Aug 2024 Natural Gas
Russell City Energy CenterRussell City Energy Company LLCHayward, CA2 TWhJul 2013Aug 2024 Natural Gas
Crockett Cogen ProjectCrockett CogenerationCrockett, CA2 TWhNov 1995Aug 2024 Natural Gas
ColgateYuba County Water AgencyDobbins, CA1 TWhSep 1969Aug 2024 Water
El Segundo CogenChevron USA Inc-El SegundoEl Segundo, CA1 TWhNov 1987Aug 2024 Natural Gas : 99.8%
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV1 TWhApr 2000Aug 2024 Natural Gas
Palomar EnergySan Diego Gas & Electric CoEscondido, CA1 TWhSep 2005Aug 2024 Natural Gas
Panoche Energy CenterPanoche Energy Center, LLCFirebaugh, CA1 TWhMay 2009Aug 2024 Natural Gas
Topaz Solar FarmTopaz Solar Farms LLCSanta Margarita, CA1 TWhMar 2013Aug 2024 Solar
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA1 TWhNov 2003Aug 2024 Natural Gas
Tracy Combined Cycle Power PlantMRP San Joaquin Energy LLC.Tracy, CA930 GWhMar 2003Aug 2024 Natural Gas
Devil CanyonCalifornia Dept. of Water ResourcesSan Bernardino, CA926 GWhNov 1972Aug 2024 Water
Richmond CogenChevron Products Company-RichmondRichmond, CA922 GWhJul 1992Aug 2024 Natural Gas : 97.7% Other Gas : 2.3%
Donald Von Raesfeld Power PlantCity of Santa Clara - (CA)Santa Clara, CA870 GWhFeb 2005Aug 2024 Natural Gas
Solar Star 1Solar Star California XIX, LLCRosamond, CA869 GWhFeb 2014Aug 2024 Solar
Daggett 3Daggett Solar Power 3 LLCDaggett, CA842 GWhJun 2023Aug 2024 Solar
Lodi Energy CenterNorthern California Power AgnyLodi, CA827 GWhOct 2012Aug 2024 Natural Gas
Big Creek 3Southern California Edison CoAuberry, CA783 GWhAug 1923Aug 2024 Water
Martinez RefiningMartinez Refining CoMartinez, CA702 GWhOct 1995Aug 2024 Natural Gas : 96.9% Other Gas : 3.1%
Solar Star 2Solar Star California XX, LLCRosamond, CA701 GWhFeb 2014Aug 2024 Solar
Agua Caliente Solar ProjectAgua Caliente SolarDateland, AZ674 GWhApr 2012Aug 2024 Solar
Marathon Bay Area CogenTesoro Marketing & Refining Co. LLC (Martinez)Martinez, CA661 GWhJan 1987Aug 2024 Natural Gas
Desert Sunlight 300, LLCNextEra Energy Desert Sunlight 300, LLCDesert Center, CA659 GWhOct 2013Dec 2023 Solar
Slate HybridMN8 Energy LLCStratford, CA656 GWhOct 2021Aug 2024 Solar
Silver State Solar Power SouthSilver State Solar Power South, LLCPrimm Valley, NV648 GWhOct 2015Aug 2024 Solar
Mojave Solar ProjectMojave Solar LLCHinkley, CA624 GWhNov 2014Aug 2024 Solar
California Valley Solar RanchClearway Energy Operating LLCCalifornia Valley, CA624 GWhAug 2012Dec 2023 Solar
Stateline SolarSouthern Power CoNipton, CA619 GWhNov 2015Dec 2023 Solar
Genesis Solar Energy ProjectGenesis Solar LLCBlythe, CA609 GWhOct 2013Aug 2024 Solar
PoePacific Gas & Electric Co.Storrie, CA609 GWhSep 1958Aug 2024 Water
Mount Signal Solar Farm VImperial Valley Solar 3, LLCCalexico, CA609 GWhOct 2018Aug 2024 Solar
Arlington Energy Center IIArlington Energy Center IIBlythe, CA597 GWhFeb 2022Aug 2024 Solar
Athos Solar ProjectSE Athos I, LLCDesert Center, CA593 GWhMay 2022Aug 2024 Solar
Blythe Solar 110, LLCBlythe Solar 110, LLCBlythe, CA584 GWhFeb 2016Dec 2023 Solar
AV Solar Ranch OneAV Solar Ranch 1 LLCLancaster, CA576 GWhJul 2014Aug 2024 Solar
Solano WindSacramento Municipal Util DistRio Vista, CA574 GWhMay 1994Aug 2024 Wind
Rock CreekPacific Gas & Electric Co.Storrie, CA571 GWhFeb 1950Aug 2024 Water
Mammoth PoolSouthern California Edison CoNorth Fork, CA562 GWhFeb 1960Aug 2024 Water
Pine FlatKings River Conservation DistPiedra, CA562 GWhDec 1983Aug 2024 Water
Great Valley Solar Portfolio Holdings, LLCConsolidated Edison Development Inc.Cantua Creek, CA555 GWhNov 2017Aug 2024 Solar
Oberon II Solar ProjectIP Oberon II, LLCDesert Center, CA550 GWhAug 2023Aug 2024 Solar
HaasPacific Gas & Electric Co.Balch Camp, CA544 GWhNov 1958Aug 2024 Water
Desert Sunlight 250, LLCNextEra Energy Desert Sunlight 250, LLCDesert Center, CA544 GWhOct 2013Dec 2023 Solar
Blythe Mesa Solar IIBlythe Mesa Solar II, LLCBlythe, CA541 GWhNov 2022Aug 2024 Solar
Ocotillo Express LLCPattern Operators LPOcotillo, CA539 GWhNov 2012Aug 2024 Wind
Big Creek 2ASouthern California Edison CoAuberry, CA537 GWhJul 1928Aug 2024 Water
Collierville PowerhouseNorthern California Power AgnyMurphys, CA537 GWhOct 1989Aug 2024 Water
Oberon Solar ProjectIP Oberon LLCDesert Center, CA534 GWhAug 2023Aug 2024 Solar
Dion R HolmCity & County of San FranciscoGroveland, CA527 GWhJul 1960Aug 2024 Water
McCoy Solar Energy Project HybridMcCoy Solar, LLCBlythe, CA525 GWhJul 2015Dec 2023 Solar
Sentinel Energy Center, LLCSentinel Energy Center LLCDesert Hot Springs, CA510 GWhApr 2013Aug 2024 Natural Gas
Golden Field Solar III, LLCGolden Field Solar III, LLCRosamond, CA509 GWhNov 2020Aug 2024 Solar
Solar BlueWestlands Solar Blue (OZ) Owner, LLCLemoore, CA502 GWhNov 2023Aug 2024 Solar : 94.4% Electricity used for energy storage : 5.6%
Middle ForkPlacer County Water AgencyForesthill, CA492 GWhSep 1966Aug 2024 Water
Centinela Solar EnergyArevon Energy, Inc.Calexico, CA492 GWhJun 2013Dec 2023 Solar
Balch 2Pacific Gas & Electric Co.Balch Camp, CA490 GWhOct 1958Dec 2023 Water
South Belridge Cogeneration FacilityAERA Energy LLCMcKittrick, CA488 GWhNov 1985Aug 2024 Natural Gas
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA484 GWhJun 1982Aug 2024 Natural Gas
SE Athos II, LLCSE Athos II, LLCDesert Center, CA474 GWhNov 2021Aug 2024 Solar
Voyager Wind IITerra-Gen Operating Co-WindMojave, CA474 GWhNov 2018Aug 2024 Wind
Manzana Wind LLCAvangrid Renewables LLCRosamond, CA468 GWhNov 2012Dec 2023 Wind
Calistoga Power PlantGeysers Power Co LLCMiddletown, CA467 GWhFeb 1984Aug 2024 Geothermal
Mesquite Solar 3, LLCConsolidated Edison Development Inc.Tonopah, AZ463 GWhNov 2016Aug 2024 Solar
RalstonPlacer County Water AgencyForesthill, CA460 GWhSep 1966Dec 2023 Water
Big Creek 4Southern California Edison CoNorth Fork, CA453 GWhMay 1951Aug 2024 Water
RE TranquillitySouthern Power CoCantua Creek, CA450 GWhJun 2016Dec 2023 Solar
R C KirkwoodCity & County of San FranciscoGroveland, CA438 GWhJan 1967Aug 2024 Water
Shiloh Wind Project 2 LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA432 GWhDec 2008Dec 2023 Wind
Sonoma California GeothermalGeysers Power Co LLCMiddletown, CA432 GWhNov 1983Dec 2023 Geothermal
Chaparral SpringsLeeward Asset Management, LLCRosamond, CA427 GWh-Aug 2024 Solar
Shiloh I Wind ProjectAvangrid Renewables LLCRio Vista, CA418 GWhApr 2006Dec 2023 Wind
Dixie ValleyOrmat Nevada IncFallon, NV416 GWhMay 1988Aug 2024 Geothermal
Sun Streams, LLCEDP Renewables North America LLCArlington, AZ413 GWhDec 2019Aug 2024 Solar
AquamarineAquamarine Westside LLCLemoore, CA406 GWhAug 2021Aug 2024 Solar
Mount Signal Solar Farm IIMN8 Energy LLCCalexico, CA406 GWhDec 2019Aug 2024 Solar
Mesquite Solar 1Consolidated Edison Development Inc.Tonopah, AZ404 GWhOct 2011Dec 2023 Solar
Daggett 2Daggett Solar Power 2 LLCDaggett, CA397 GWhNov 2023Aug 2024 Solar
Big Creek 1Southern California Edison CoBig Creek, CA394 GWhOct 1913Dec 2023 Water
Coso Finance PartnersCoso Operating Co LLCInyokern, CA391 GWhJun 1987Aug 2024 Geothermal
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA388 GWhMar 2016Dec 2023 Solar
Arica SolarArica Solar, LLCDesert Center, CA388 GWh-Aug 2024 Solar
North Rosamond Solar LLCNorth Rosamond Solar, LLCRosamond, CA387 GWhMay 2019Aug 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#28Arizona Public Service Company21.8 TWh75
#52Arlington Valley, LLC3.6 TWh1
#35Balancing Authority of Northern California15.2 TWh83
#48Imperial Irrigation District5.7 TWh65
#33Los Angeles Department of Water and Power15.9 TWh120
#22Nevada Power Company37.6 TWh136
#56New Harquahala Generating Company, LLC2.9 TWh1
#18Salt River Project Agricultural Improvement and Power District59.0 TWh45
#57Turlock Irrigation District2.3 TWh11
#41Western Area Power Administration - Desert Southwest Region8.6 TWh30

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.461.0 TWh1,139
#5Southwest Power Pool290.4 TWh762
#6Southern Company Services, Inc. - Trans247.9 TWh393
#7California Independent System Operator191.5 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.7 TWh159
#12New York Independent System Operator130.0 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England102.8 TWh1,487
#16Bonneville Power Administration80.0 TWh158