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 Jan 2026
Annual Generation 184.8 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 | 41.7% Solar | 26.8% Water | 11.8% Wind | 10.6% Nuclear | 9.5%

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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 1,201 to 1,300 of 1,388
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
CA Flats Solar 130, LLCCalifornia Flats Solar 130, LLCShandon, CA259 GWhOct 2017Oct 2025 Solar
Rising Tree Wind Farm IIIRising Tree Wind Farm III LLCMojave, CA261 GWhMay 2015Dec 2024 Wind
Catalina Solar LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA262 GWhNov 2012Dec 2024 Solar
Windstar 1Nextera Energy ResourcesTehachapi, CA263 GWhJan 2012Dec 2024 Wind
Imperial Solar Energy Center SouthCSOLAR IV South LLCCalexico, CA264 GWhOct 2013Dec 2024 Solar
Shiloh III Wind Project LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA265 GWhNov 2011Dec 2024 Wind
Sunshine Valley SolarEDP Renewables North America LLCArmagosa, NV266 GWhNov 2019Oct 2025 Solar
Maverick Solar 4, LLCMaverick Solar 4, LLCDesert Center, CA267 GWhNov 2020Oct 2025 Solar
ExchequerMerced Irrigation DistrictSnelling, CA268 GWhJun 1967Dec 2024 Water
Antelope Expansion 2AES Distributed EnergyLancaster, CA268 GWhNov 2018Oct 2025 Solar
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
Alta Wind XIAlta Wind XI, LLCMojave, CA269 GWhDec 2013Dec 2024 Wind
US BoraxU S Borax IncBoron, CA275 GWhJun 1984Oct 2025 Natural Gas
Valero Refinery Cogeneration Unit 1Valero Refining Co CaliforniaBenicia, CA276 GWhSep 2002Oct 2025 Natural Gas : 86.1% Other Gas : 13.9%
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
Panoche Valley Solar FarmConsolidated Edison Development Inc.Paicines, CA279 GWhDec 2017Oct 2025 Solar
MoccasinCity & County of San FranciscoMoccasin, CA280 GWhJul 1969Oct 2025 Water
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA280 GWhNov 1987Oct 2025 Natural Gas
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA285 GWhSep 1987Oct 2025 Wood/Wood Waste Solids
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA286 GWhMay 2001Oct 2025 Wind
Baldy Mesa Solar & StorageAES Clean EnergyAdelanto, CA287 GWhApr 2024Oct 2025 Solar
Hudson - High Desert HybridMN8 Energy LLCVictorville, CA287 GWhNov 2021Oct 2025 Solar
Mesquite Solar 2, LLCConsolidated Edison Development Inc.Tonopah, AZ288 GWhNov 2016Oct 2025 Solar
Alta Wind Energy Center VAlta Wind V, LLCMojave, CA288 GWhMar 2011Dec 2024 Wind
Valentine Solar, LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA290 GWhOct 2019Oct 2025 Solar
Phillips 66 Rodeo RefineryPhillips 66 CompanyRodeo, CA291 GWhApr 1987Aug 2024 Other Gas : 72.8% Natural Gas : 27.2%
Wistaria Ranch SolarConsolidated Edison Development Inc.Calexico, CA291 GWhNov 2018Oct 2025 Solar
Campo Verde SolarSouthern Power CoEl Centro, CA295 GWhSep 2013Dec 2024 Solar
CA Flats Solar 150, LLCArevon Energy, Inc.Shandon, CA300 GWhJan 2019Oct 2025 Solar
Mustang Hills LLCMustang Hills, LLC (Longroad)Mojave, CA301 GWhApr 2012Dec 2024 Wind
Edwards Sanborn E2Terra-Gen Operating Co-HybridMojave, CA302 GWhNov 2021Oct 2025 Solar
Coso Power DevelopersCoso Operating Co LLCInyokern, CA302 GWhOct 1989Oct 2025 Geothermal
Pinyon Pine IPinyon Pines Wind I, LLCMojave, CA307 GWhOct 2012Dec 2024 Wind
Drew Solar LLCDrew Solar LLCCalexico, CA309 GWhOct 2022Oct 2025 Solar
MalburgCity of VernonVernon, CA311 GWhSep 2005Oct 2025 Natural Gas
Pacific Wind LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA311 GWhJul 2012Dec 2024 Wind
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA314 GWhJan 1968Oct 2025 Water
StanislausPacific Gas & Electric Co.Vallecito, CA316 GWhFeb 1963Oct 2024 Water
Geothermal 2Northern California Power AgnyMiddletown, CA317 GWhNov 1985Oct 2025 Geothermal
Edwards Sanborn E4Terra-Gen Operating Co-HybridMojave, CA319 GWhNov 2022Oct 2025 Solar
Sun Streams 2Sun Streams 2, LLCHassayampa, AZ321 GWhMay 2021Oct 2025 Solar
Arlington Energy Center IIIArlington Energy Center IIIBlythe, CA323 GWhJul 2022Oct 2025 Solar
Big Creek 4Southern California Edison CoNorth Fork, CA323 GWhMay 1951Oct 2025 Water
Fifth Standard Solar PV, LLC (Hybrid)Big Sky Wind, LLCHuron, CA324 GWhAug 2023Oct 2025 Solar
PoePacific Gas & Electric Co.Storrie, CA326 GWhSep 1958Oct 2025 Water
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, CA335 GWhJul 2022Oct 2025 Solar
American Kings Solar, LLCMN8 Energy LLCLemoore, CA335 GWhNov 2020Oct 2025 Solar
CrestaPacific Gas & Electric Co.Storrie, CA338 GWhOct 1949Dec 2024 Water
Blythe Solar II, LLCBlythe Solar II, LLCBlythe, CA340 GWhJun 2016Oct 2025 Solar
Blythe Solar IV, LLCBlythe Solar IV, LLCBlythe, CA342 GWhOct 2020Oct 2025 Solar
Stockton BiomassDTE Stockton LLCStockton, CA343 GWhNov 1987Dec 2024 Wood/Wood Waste Solids : 99.5%
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA346 GWhNov 2003Oct 2025 Natural Gas
Maverick Solar 7, LLCMaverick Solar 7, LLCDesert Center, CA347 GWhNov 2021Oct 2025 Solar
Centinela Solar EnergyArevon Energy, Inc.Calexico, CA353 GWhJun 2013Dec 2024 Solar
Collierville PowerhouseNorthern California Power AgnyMurphys, CA353 GWhOct 1989Oct 2025 Water
Tule Wind LLCAvangrid Power LLCBoulevard, CA354 GWhNov 2017Oct 2025 Wind
Big Creek 2Southern California Edison CoAuberry, CA355 GWhNov 1913Dec 2024 Water
Copper Mountain Solar 2Consolidated Edison Development Inc.Boulder City, NV356 GWhJun 2012Dec 2024 Solar
Blythe Solar III, LLC HybridBlythe Solar III, LLCBlythe, CA356 GWhApr 2020Oct 2025 Solar
Edwards Sanborn E1BTerra-Gen Operating Co-HybridMojave, CA357 GWhOct 2022Oct 2025 Solar
Humboldt BayPacific Gas & Electric Co.Eureka, CA360 GWhAug 2010Oct 2025 Natural Gas : 99.6%
BigBeau Solar, LLCBig Beau Solar, LLCRosamond, CA362 GWhJan 2022Oct 2025 Solar
Alta Wind Energy Center IIIAlta Wind III, LLCMojave, CA363 GWhJan 2011Dec 2024 Wind
Middle ForkPlacer County Water AgencyForesthill, CA364 GWhSep 1966Oct 2025 Water
Solar Gen 2 Solar FacilitySouthern Power CoCalipatria, CA364 GWhOct 2014Dec 2024 Solar
Alta Wind Energy Center IIAlta Wind II, LLCMojave, CA365 GWhDec 2010Dec 2024 Wind
Coso Finance PartnersCoso Operating Co LLCInyokern, CA367 GWhJun 1987Oct 2025 Geothermal
Geothermal 1Northern California Power AgnyMiddletown, CA367 GWhDec 1982Oct 2025 Geothermal
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA371 GWhApr 1983Oct 2025 Water
Raceway Solar & StorageAES Clean EnergyLancaster, CA373 GWhApr 2024Oct 2025 Solar
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA374 GWhMar 2016Dec 2024 Solar
Maverick Solar, LLCMaverick Solar, LLCDesert Center, CA375 GWhNov 2020Oct 2025 Solar
Scarlet II HybridEDPR Scarlet II LLCCantua Creek, CA377 GWhNov 2024Oct 2025 Solar
Alta Wind XAlta Wind X, LLCMojave, CA379 GWhDec 2013Dec 2024 Wind
Caribou 2Pacific Gas & Electric Co.Belden, CA387 GWhOct 1958Oct 2025 Water
Shiloh I Wind ProjectAvangrid Power LLCRio Vista, CA390 GWhApr 2006Dec 2024 Wind
Shiloh Wind Project 2 LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA393 GWhDec 2008Dec 2024 Wind
ChestnutCastanea Project LLCLemoore, CA393 GWhNov 2023Oct 2025 Solar
Dixie ValleyOrmat Nevada IncFallon, NV401 GWhMay 1988Oct 2025 Geothermal
Mesquite Solar 1Consolidated Edison Development Inc.Tonopah, AZ401 GWhOct 2011Dec 2024 Solar
North Rosamond Solar LLCNorth Rosamond Solar, LLCRosamond, CA403 GWhMay 2019Oct 2025 Solar
Sun Streams, LLCEDP Renewables North America LLCArlington, AZ403 GWhDec 2019Oct 2025 Solar
R C KirkwoodCity & County of San FranciscoGroveland, CA404 GWhJan 1967Oct 2025 Water
Mount Signal Solar Farm IIMN8 Energy LLCCalexico, CA404 GWhDec 2019Oct 2025 Solar
Pit 4Pacific Gas & Electric Co.Big Bend, CA405 GWhJun 1955Oct 2025 Water
Mammoth PoolSouthern California Edison CoNorth Fork, CA405 GWhFeb 1960Oct 2025 Water
Big Creek 1Southern California Edison CoBig Creek, CA405 GWhOct 1913Dec 2024 Water
Voyager Wind ITerra-Gen Operating Co-WindMojave, CA406 GWhNov 2019Oct 2025 Wind
Mustang TwoRE Mustang Two LLCLemoore, CA408 GWhOct 2020Oct 2025 Solar
Wright Solar ParkWright Solar Park LLCLos Banos, CA411 GWhNov 2019Oct 2025 Solar
Sandrini Solar 200EDPR CA Solar Park LLCMettler, CA424 GWhNov 2024Oct 2025 Solar
Chaparral SpringsLeeward Asset Management, LLCRosamond, CA424 GWh-Oct 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
Balch 2Pacific Gas & Electric Co.Balch Camp, CA443 GWhOct 1958Dec 2024 Water

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.484.7 TWh1,313
#5Southwest Power Pool300.6 TWh835
#6Southern Company Services, Inc. - Trans249.9 TWh417
#7California Independent System Operator184.8 TWh2,075
#9Tennessee Valley Authority161.0 TWh204
#10Florida Power & Light Co.149.6 TWh187
#12New York Independent System Operator132.6 TWh1,211
#13Duke Energy Carolinas111.6 TWh565
#15ISO New England107.8 TWh1,577
#16Bonneville Power Administration83.7 TWh163