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 Apr 2026
Annual Generation 176.8 TWh
Power Plants2,075
Utilities965
Ranked #7 out of 65 in terms of net annual generation
Ranked #10 out of 54 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 38.5% Solar | 28.7% Water | 12.1% Wind | 10.2% Nuclear | 10.1%

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

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List of All California Independent System Operator Power Plants

Displaying Results 101 to 200 of 1,389
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Wright Solar ParkWright Solar Park LLCLos Banos, CA403 GWhNov 2019Feb 2026 Solar
Mount Signal Solar Farm IIMN8 Energy LLCCalexico, CA402 GWhDec 2019Feb 2026 Solar
Mesquite Solar 1Consolidated Edison Development Inc.Tonopah, AZ401 GWhOct 2011Dec 2024 Solar
Chaparral SpringsLeeward Asset Management, LLCRosamond, CA399 GWh-Feb 2026 Solar
Big Creek 4Southern California Edison CoNorth Fork, CA398 GWhMay 1951Feb 2026 Water
Shiloh Wind Project 2 LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA393 GWhDec 2008Dec 2024 Wind
North Rosamond Solar LLCNorth Rosamond Solar, LLCRosamond, CA391 GWhMay 2019Feb 2026 Solar
Mustang TwoRE Mustang Two LLCLemoore, CA390 GWhOct 2020Feb 2026 Solar
Shiloh I Wind ProjectAvangrid Power LLCRio Vista, CA390 GWhApr 2006Dec 2024 Wind
Alta Wind XAlta Wind X, LLCMojave, CA379 GWhDec 2013Dec 2024 Wind
Collierville PowerhouseNorthern California Power AgnyMurphys, CA375 GWhOct 1989Feb 2026 Water
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA374 GWhMar 2016Dec 2024 Solar
ChestnutCastanea Project LLCLemoore, CA372 GWhNov 2023Feb 2026 Solar
Coso Finance PartnersCoso Operating Co LLCInyokern, CA372 GWhJun 1987Feb 2026 Geothermal
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV371 GWhApr 2000Feb 2026 Natural Gas
Maverick Solar 7, LLCMaverick Solar 7, LLCDesert Center, CA369 GWhNov 2021Feb 2026 Solar
Scarlet II HybridEDPR Scarlet II LLCCantua Creek, CA368 GWhNov 2024Feb 2026 Solar
Maverick Solar, LLCMaverick Solar, LLCDesert Center, CA367 GWhNov 2020Feb 2026 Solar
Voyager Wind ITerra-Gen Operating Co-WindMojave, CA365 GWhNov 2019Feb 2026 Wind
Alta Wind Energy Center IIAlta Wind II, LLCMojave, CA365 GWhDec 2010Dec 2024 Wind
Solar Gen 2 Solar FacilitySouthern Power CoCalipatria, CA364 GWhOct 2014Dec 2024 Solar
Alta Wind Energy Center IIIAlta Wind III, LLCMojave, CA363 GWhJan 2011Dec 2024 Wind
Raceway Solar & StorageAES Clean EnergyLancaster, CA362 GWhApr 2024Feb 2026 Solar
BigBeau Solar, LLCBig Beau Solar, LLCRosamond, CA362 GWhJan 2022Feb 2026 Solar
PoePacific Gas & Electric Co.Storrie, CA361 GWhSep 1958Dec 2025 Water
Blythe Solar III, LLC HybridBlythe Solar III, LLCBlythe, CA358 GWhApr 2020Feb 2026 Solar
Blythe Solar IV, LLCBlythe Solar IV, LLCBlythe, CA356 GWhOct 2020Feb 2026 Solar
Copper Mountain Solar 2Consolidated Edison Development Inc.Boulder City, NV356 GWhJun 2012Dec 2024 Solar
Big Creek 2Southern California Edison CoAuberry, CA355 GWhNov 1913Dec 2024 Water
Centinela Solar EnergyArevon Energy, Inc.Calexico, CA353 GWhJun 2013Dec 2024 Solar
Edwards Sanborn E1BTerra-Gen Operating Co-HybridMojave, CA351 GWhOct 2022Feb 2026 Solar
Tule Wind LLCAvangrid Power LLCBoulevard, CA348 GWhNov 2017Feb 2026 Wind
BeldenPacific Gas & Electric Co.Belden, CA347 GWhAug 1969Feb 2026 Water
Stockton BiomassDTE Stockton LLCStockton, CA343 GWhNov 1987Dec 2024 Wood/Wood Waste Solids : 99.5%
Humboldt BayPacific Gas & Electric Co.Eureka, CA343 GWhAug 2010Feb 2026 Natural Gas : 99.6%
CrestaPacific Gas & Electric Co.Storrie, CA338 GWhOct 1949Dec 2024 Water
Blythe Solar II, LLCBlythe Solar II, LLCBlythe, CA337 GWhJun 2016Feb 2026 Solar
Sun Streams 2Sun Streams 2, LLCHassayampa, AZ336 GWhMay 2021Feb 2026 Solar
Pit 3Pacific Gas & Electric Co.Burney, CA333 GWhJun 1925Dec 2024 Water
Pine FlatKings River Conservation DistPiedra, CA331 GWhDec 1983Sep 2025 Water
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA330 GWhJan 1968Feb 2026 Water
Edwards Sanborn E1ATerra-Gen Operating Co-HybridMojave, CA329 GWhJul 2022Feb 2026 Solar
Geothermal 2Northern California Power AgnyMiddletown, CA328 GWhNov 1985Feb 2026 Geothermal
RalstonPlacer County Water AgencyForesthill, CA328 GWhSep 1966Dec 2024 Water
Arlington Energy Center IIIArlington Energy Center IIIBlythe, CA324 GWhJul 2022Feb 2026 Solar
Edwards Sanborn E4Terra-Gen Operating Co-HybridMojave, CA321 GWhNov 2022Feb 2026 Solar
Geothermal 1Northern California Power AgnyMiddletown, CA319 GWhDec 1982Feb 2026 Geothermal
StanislausPacific Gas & Electric Co.Vallecito, CA316 GWhFeb 1963Oct 2024 Water
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA315 GWhNov 2003Dec 2025 Natural Gas
American Kings Solar, LLCMN8 Energy LLCLemoore, CA315 GWhNov 2020Feb 2026 Solar
Pacific Wind LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA311 GWhJul 2012Dec 2024 Wind
Coso Power DevelopersCoso Operating Co LLCInyokern, CA311 GWhOct 1989Feb 2026 Geothermal
ElectraPacific Gas & Electric Co.Jackson, CA311 GWhMay 1948Feb 2026 Water
Baldy Mesa Solar & StorageAES Clean EnergyAdelanto, CA310 GWhApr 2024Feb 2026 Solar
CA Flats Solar 150, LLCArevon Energy, Inc.Shandon, CA309 GWhJan 2019Feb 2026 Solar
Drew Solar LLCDrew Solar LLCCalexico, CA309 GWhOct 2022Feb 2026 Solar
Pinyon Pine IPinyon Pines Wind I, LLCMojave, CA307 GWhOct 2012Dec 2024 Wind
MalburgCity of VernonVernon, CA306 GWhSep 2005Feb 2026 Natural Gas
Mustang Hills LLCMustang Hills, LLC (Longroad)Mojave, CA301 GWhApr 2012Dec 2024 Wind
Edwards Sanborn E2Terra-Gen Operating Co-HybridMojave, CA298 GWhNov 2021Feb 2026 Solar
Fifth Standard Solar PV, LLC (Hybrid)Big Sky Wind, LLCHuron, CA298 GWhAug 2023Feb 2026 Solar
Campo Verde SolarSouthern Power CoEl Centro, CA295 GWhSep 2013Dec 2024 Solar
Phillips 66 Rodeo RefineryPhillips 66 CompanyRodeo, CA291 GWhApr 1987Aug 2024 Other Gas : 72.8% Natural Gas : 27.2%
MoccasinCity & County of San FranciscoMoccasin, CA290 GWhJul 1969Feb 2026 Water
Hudson - High Desert HybridMN8 Energy LLCVictorville, CA289 GWhNov 2021Feb 2026 Solar
Wistaria Ranch SolarConsolidated Edison Development Inc.Calexico, CA288 GWhNov 2018Feb 2026 Solar
Alta Wind Energy Center VAlta Wind V, LLCMojave, CA288 GWhMar 2011Dec 2024 Wind
Mesquite Solar 2, LLCConsolidated Edison Development Inc.Tonopah, AZ288 GWhNov 2016Feb 2026 Solar
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA286 GWhSep 1987Feb 2026 Wood/Wood Waste Solids
Big Creek 2ASouthern California Edison CoAuberry, CA284 GWhJul 1928Feb 2026 Water
Valentine Solar, LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA284 GWhOct 2019Feb 2026 Solar
Shiloh IV Wind Project LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA278 GWhNov 2012Dec 2024 Wind
CD4CD4Mammoth Lakes, CA277 GWhJun 2022Dec 2024 Geothermal
Brookfield Tehachapi 1Coram California Development, L.P.Mojave, CA277 GWhFeb 2012Dec 2024 Wind
Maverick Solar 4, LLCMaverick Solar 4, LLCDesert Center, CA276 GWhNov 2020Feb 2026 Solar
Alta Wind XIAlta Wind XI, LLCMojave, CA269 GWhDec 2013Dec 2024 Wind
Maverick Solar 6, LLCMaverick Solar 6, LLCDesert Center, CA269 GWhOct 2021Feb 2026 Solar
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
ExchequerMerced Irrigation DistrictSnelling, CA268 GWhJun 1967Dec 2024 Water
US BoraxU S Borax IncBoron, CA267 GWhJun 1984Feb 2026 Natural Gas
Panoche Valley Solar FarmConsolidated Edison Development Inc.Paicines, CA267 GWhDec 2017Feb 2026 Solar
Shiloh III Wind Project LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA265 GWhNov 2011Dec 2024 Wind
Imperial Solar Energy Center SouthCSOLAR IV South LLCCalexico, CA264 GWhOct 2013Dec 2024 Solar
CA Flats Solar 130, LLCCalifornia Flats Solar 130, LLCShandon, CA263 GWhOct 2017Feb 2026 Solar
Windstar 1Nextera Energy ResourcesTehachapi, CA263 GWhJan 2012Dec 2024 Wind
Catalina Solar LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA262 GWhNov 2012Dec 2024 Solar
Rising Tree Wind Farm IIIRising Tree Wind Farm III LLCMojave, CA261 GWhMay 2015Dec 2024 Wind
Sunshine Valley SolarEDP Renewables North America LLCArmagosa, NV260 GWhNov 2019Feb 2026 Solar
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA260 GWhMay 2001Feb 2026 Wind
Quinto Solar PV ProjectArevon Energy, Inc.Gustine, CA257 GWhOct 2015Dec 2024 Solar
Antelope Expansion 2AES Distributed EnergyLancaster, CA257 GWhNov 2018Feb 2026 Solar
AES Redondo Beach LLCAES Redondo Beach LLCRedondo Beach, CA256 GWhSep 1954Dec 2023 Natural Gas
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA253 GWhOct 1991Feb 2026 Natural Gas
Northern Orchard Solar PV, LLCNorthern Orchard Solar PV, LLCTaft, CA253 GWh-Feb 2026 Solar
Resurgence SolarResurgence SolarBoron, CA251 GWhJul 2023Feb 2026 Solar
Rising Tree Wind FarmRising Tree Wind Farm LLCMojave, CA249 GWhDec 2014Dec 2024 Wind
Golden Hills WindGolden Hills Wind, LLCLivermore, CA247 GWhNov 2015Dec 2024 Wind
Rabbitbrush Solar, LLCLeeward Asset Management, LLCRosamond, CA245 GWhSep 2022Feb 2026 Solar
New-Indy Ontario MillNew-Indy Ontario LLCOntario, CA245 GWhMay 1985Feb 2026 Natural Gas
Sky River Wind Energy CenterSky River Wind LLCTehachapi, CA245 GWhJan 1991Dec 2024 Wind

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company24.6 TWh92
#54Arlington Valley, LLC3.3 TWh1
#37Balancing Authority of Northern California14.1 TWh87
#48Imperial Irrigation District6.3 TWh66
#30Los Angeles Department of Water and Power18.4 TWh124
#22Nevada Power Company36.8 TWh139
#64New Harquahala Generating Company, LLC32.9 GWh1
#19Salt River Project Agricultural Improvement and Power District60.0 TWh48
#57Turlock Irrigation District2.0 TWh11
#39Western Area Power Administration - Desert Southwest Region10.3 TWh33

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.488.2 TWh1,313
#5Southwest Power Pool302.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator176.8 TWh2,075
#9Tennessee Valley Authority163.1 TWh204
#10Florida Power & Light Co.150.9 TWh187
#12New York Independent System Operator134.4 TWh1,211
#13Duke Energy Carolinas112.5 TWh565
#15ISO New England111.1 TWh1,577
#16Bonneville Power Administration88.3 TWh163