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%

Map of California Independent System Operator

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for California Independent System Operator.

Create Your Account Today

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

List of All California Independent System Operator Power Plants

Displaying Results 1,201 to 1,300 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
CA Flats Solar 130, LLCCalifornia Flats Solar 130, LLCShandon, CA263 GWhOct 2017Sep 2025 Solar
Windstar 1Nextera Energy ResourcesTehachapi, CA263 GWhJan 2012Dec 2024 Wind
Imperial Solar Energy Center SouthCSOLAR IV South LLCCalexico, CA264 GWhOct 2013Dec 2024 Solar
Carlsbad Energy CenterNRG California Peaker Operations LLCCarlsbad, CA264 GWhNov 2018Sep 2025 Natural Gas
Maverick Solar 4, LLCMaverick Solar 4, LLCDesert Center, CA265 GWhNov 2020Sep 2025 Solar
Shiloh III Wind Project LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA265 GWhNov 2011Dec 2024 Wind
Sunshine Valley SolarEDP Renewables North America LLCArmagosa, NV267 GWhNov 2019Sep 2025 Solar
ExchequerMerced Irrigation DistrictSnelling, CA268 GWhJun 1967Dec 2024 Water
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
Alta Wind XIAlta Wind XI, LLCMojave, CA269 GWhDec 2013Dec 2024 Wind
Antelope Expansion 2AES Distributed EnergyLancaster, CA271 GWhNov 2018Sep 2025 Solar
Baldy Mesa Solar & StorageAES Clean EnergyAdelanto, CA275 GWhApr 2024Sep 2025 Solar : 99.9%
Valero Refinery Cogeneration Unit 1Valero Refining Co CaliforniaBenicia, CA275 GWhSep 2002Sep 2025 Natural Gas : 87.7% Other Gas : 12.3%
Brookfield Tehachapi 1Coram California Development, L.P.Mojave, CA277 GWhFeb 2012Dec 2024 Wind
CD4CD4Mammoth Lakes, CA277 GWhJun 2022Dec 2024 Geothermal
Shiloh IV Wind Project LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA278 GWhNov 2012Dec 2024 Wind
US BoraxU S Borax IncBoron, CA279 GWhJun 1984Sep 2025 Natural Gas
MoccasinCity & County of San FranciscoMoccasin, CA280 GWhJul 1969Sep 2025 Water
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA284 GWhSep 1987Sep 2025 Wood/Wood Waste Solids
Hudson - High Desert HybridMN8 Energy LLCVictorville, CA285 GWhNov 2021Sep 2025 Solar
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA285 GWhMay 2001Sep 2025 Wind
Panoche Valley Solar FarmConsolidated Edison Development Inc.Paicines, CA286 GWhDec 2017Sep 2025 Solar
Alta Wind Energy Center VAlta Wind V, LLCMojave, CA288 GWhMar 2011Dec 2024 Wind
Wistaria Ranch SolarConsolidated Edison Development Inc.Calexico, CA289 GWhNov 2018Sep 2025 Solar
Mesquite Solar 2, LLCConsolidated Edison Development Inc.Tonopah, AZ289 GWhNov 2016Sep 2025 Solar
Valentine Solar, LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA290 GWhOct 2019Sep 2025 Solar
Phillips 66 Rodeo RefineryPhillips 66 CompanyRodeo, CA291 GWhApr 1987Aug 2024 Other Gas : 72.8% Natural Gas : 27.2%
Campo Verde SolarSouthern Power CoEl Centro, CA295 GWhSep 2013Dec 2024 Solar
Coso Power DevelopersCoso Operating Co LLCInyokern, CA299 GWhOct 1989Sep 2025 Geothermal
Edwards Sanborn E2Terra-Gen Operating Co-HybridMojave, CA300 GWhNov 2021Sep 2025 Solar
CA Flats Solar 150, LLCArevon Energy, Inc.Shandon, CA300 GWhJan 2019Sep 2025 Solar
Mustang Hills LLCMustang Hills, LLC (Longroad)Mojave, CA301 GWhApr 2012Dec 2024 Wind
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA304 GWhNov 1987Sep 2025 Natural Gas
Pinyon Pine IPinyon Pines Wind I, LLCMojave, CA307 GWhOct 2012Dec 2024 Wind
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA309 GWhJan 1968Sep 2025 Water
Drew Solar LLCDrew Solar LLCCalexico, CA309 GWhOct 2022Sep 2025 Solar
Pacific Wind LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA311 GWhJul 2012Dec 2024 Wind
PoePacific Gas & Electric Co.Storrie, CA312 GWhSep 1958Sep 2025 Water
StanislausPacific Gas & Electric Co.Vallecito, CA316 GWhFeb 1963Oct 2024 Water
Edwards Sanborn E4Terra-Gen Operating Co-HybridMojave, CA316 GWhNov 2022Sep 2025 Solar
Geothermal 2Northern California Power AgnyMiddletown, CA317 GWhNov 1985Sep 2025 Geothermal
Fifth Standard Solar PV, LLC (Hybrid)Big Sky Wind, LLCHuron, CA318 GWhAug 2023Sep 2025 Solar
Arlington Energy Center IIIArlington Energy Center IIIBlythe, CA321 GWhJul 2022Sep 2025 Solar
Big Creek 4Southern California Edison CoNorth Fork, CA322 GWhMay 1951Sep 2025 Water
MalburgCity of VernonVernon, CA326 GWhSep 2005Sep 2025 Natural Gas
Sun Streams 2Sun Streams 2, LLCHassayampa, AZ328 GWhMay 2021Sep 2025 Solar
RalstonPlacer County Water AgencyForesthill, CA328 GWhSep 1966Dec 2024 Water
Pine FlatKings River Conservation DistPiedra, CA331 GWhDec 1983Sep 2025 Water
Pit 3Pacific Gas & Electric Co.Burney, CA333 GWhJun 1925Dec 2024 Water
Edwards Sanborn E1ATerra-Gen Operating Co-HybridMojave, CA333 GWhJul 2022Sep 2025 Solar
American Kings Solar, LLCMN8 Energy LLCLemoore, CA334 GWhNov 2020Sep 2025 Solar
Maverick Solar 7, LLCMaverick Solar 7, LLCDesert Center, CA337 GWhNov 2021Sep 2025 Solar
Blythe Solar II, LLCBlythe Solar II, LLCBlythe, CA337 GWhJun 2016Sep 2025 Solar
CrestaPacific Gas & Electric Co.Storrie, CA338 GWhOct 1949Dec 2024 Water
Blythe Solar IV, LLCBlythe Solar IV, LLCBlythe, CA339 GWhOct 2020Sep 2025 Solar
Scarlet II HybridEDPR Scarlet II LLCCantua Creek, CA342 GWhNov 2024Sep 2025 Solar
Stockton BiomassDTE Stockton LLCStockton, CA343 GWhNov 1987Dec 2024 Wood/Wood Waste Solids : 99.5%
Tule Wind LLCAvangrid Power LLCBoulevard, CA352 GWhNov 2017Sep 2025 Wind
Centinela Solar EnergyArevon Energy, Inc.Calexico, CA353 GWhJun 2013Dec 2024 Solar
Blythe Solar III, LLC HybridBlythe Solar III, LLCBlythe, CA354 GWhApr 2020Sep 2025 Solar
Humboldt BayPacific Gas & Electric Co.Eureka, CA354 GWhAug 2010Sep 2025 Natural Gas : 99.6%
Big Creek 2Southern California Edison CoAuberry, CA355 GWhNov 1913Dec 2024 Water
Edwards Sanborn E1BTerra-Gen Operating Co-HybridMojave, CA355 GWhOct 2022Sep 2025 Solar
Copper Mountain Solar 2Consolidated Edison Development Inc.Boulder City, NV356 GWhJun 2012Dec 2024 Solar
BigBeau Solar, LLCBig Beau Solar, LLCRosamond, CA360 GWhJan 2022Sep 2025 Solar
Alta Wind Energy Center IIIAlta Wind III, LLCMojave, CA363 GWhJan 2011Dec 2024 Wind
Solar Gen 2 Solar FacilitySouthern Power CoCalipatria, CA364 GWhOct 2014Dec 2024 Solar
Caribou 2Pacific Gas & Electric Co.Belden, CA364 GWhOct 1958Sep 2025 Water
Alta Wind Energy Center IIAlta Wind II, LLCMojave, CA365 GWhDec 2010Dec 2024 Wind
Middle ForkPlacer County Water AgencyForesthill, CA365 GWhSep 1966Sep 2025 Water
Collierville PowerhouseNorthern California Power AgnyMurphys, CA366 GWhOct 1989Sep 2025 Water
Dixie ValleyOrmat Nevada IncFallon, NV366 GWhMay 1988Sep 2025 Geothermal
Geothermal 1Northern California Power AgnyMiddletown, CA369 GWhDec 1982Sep 2025 Geothermal
Raceway Solar & StorageAES Clean EnergyLancaster, CA370 GWhApr 2024Sep 2025 Solar
Coso Finance PartnersCoso Operating Co LLCInyokern, CA370 GWhJun 1987Sep 2025 Geothermal
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA371 GWhApr 1983Sep 2025 Water
Maverick Solar, LLCMaverick Solar, LLCDesert Center, CA372 GWhNov 2020Sep 2025 Solar
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA372 GWhNov 2003Sep 2025 Natural Gas
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA374 GWhMar 2016Dec 2024 Solar
Alta Wind XAlta Wind X, LLCMojave, CA379 GWhDec 2013Dec 2024 Wind
Sandrini Solar 200EDPR CA Solar Park LLCMettler, CA383 GWhNov 2024Sep 2025 Solar
Mammoth PoolSouthern California Edison CoNorth Fork, CA383 GWhFeb 1960Sep 2025 Water
Shiloh I Wind ProjectAvangrid Power LLCRio Vista, CA390 GWhApr 2006Dec 2024 Wind
ChestnutCastanea Project LLCLemoore, CA391 GWhNov 2023Sep 2025 Solar
Shiloh Wind Project 2 LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA393 GWhDec 2008Dec 2024 Wind
Pit 4Pacific Gas & Electric Co.Big Bend, CA399 GWhJun 1955Sep 2025 Water
Mesquite Solar 1Consolidated Edison Development Inc.Tonopah, AZ401 GWhOct 2011Dec 2024 Solar
R C KirkwoodCity & County of San FranciscoGroveland, CA404 GWhJan 1967Sep 2025 Water
North Rosamond Solar LLCNorth Rosamond Solar, LLCRosamond, CA405 GWhMay 2019Sep 2025 Solar
Big Creek 1Southern California Edison CoBig Creek, CA405 GWhOct 1913Dec 2024 Water
Sun Streams, LLCEDP Renewables North America LLCArlington, AZ406 GWhDec 2019Sep 2025 Solar
Mustang TwoRE Mustang Two LLCLemoore, CA407 GWhOct 2020Sep 2025 Solar
Mount Signal Solar Farm IIMN8 Energy LLCCalexico, CA410 GWhDec 2019Sep 2025 Solar
Wright Solar ParkWright Solar Park LLCLos Banos, CA411 GWhNov 2019Sep 2025 Solar
Voyager Wind ITerra-Gen Operating Co-WindMojave, CA413 GWhNov 2019Sep 2025 Wind
Chaparral SpringsLeeward Asset Management, LLCRosamond, CA428 GWh-Sep 2025 Solar
Alta Wind Energy Center IAlta Wind I, LLCMojave, CA435 GWhDec 2010Dec 2024 Wind
North Sky River Energy LLCNorth Sky River Energy LLCWeldon, CA435 GWhNov 2012Dec 2024 Wind
Pit 7Pacific Gas & Electric Co.Montgomery Creek, CA441 GWhAug 1965Sep 2025 Water
Balch 2Pacific Gas & Electric Co.Balch Camp, CA443 GWhOct 1958Dec 2024 Water

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