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 64 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityCalifornia Independent System Operator
States Arizona California Nevada New Mexico
Last Update Jul 2026
Annual Generation 169.4 TWh
Power Plants2,135
Utilities988
Ranked #7 out of 64 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 34% Solar | 30% Water | 12.4% Wind | 11.3% Nuclear | 11%

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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 1,391
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
AV Solar Ranch OneAV Solar Ranch 1 LLCLancaster, CA560 GWhJul 2014May 2026 Solar
Agua Caliente Solar ProjectAgua Caliente SolarDateland, AZ525 GWhApr 2012May 2026 Solar
Panoche Valley Solar FarmRWE Clean EnergyPaicines, CA240 GWhDec 2017May 2026 Solar
Mojave Solar ProjectMojave Solar LLCHinkley, CA592 GWhNov 2014May 2026 Solar
Carlsbad Energy CenterNRG California Peaker Operations LLCCarlsbad, CA195 GWhNov 2018May 2026 Natural Gas
SC 1 Data Center, Phase 2Xeres Ventures LLCSanta Clara, CA392 MWhAug 2011May 2026 Distillate Fuel Oil
Marsh Landing Generating StationMarsh Landing LLCAntioch, CA18 GWhApr 2013May 2026 Natural Gas
UCI Facilities Management Central PlantUniversity of California IrvineIrvine, CA114 GWhJun 2007May 2026 Natural Gas
Ivanpah 3NRG Energy ServicesNipton, CA211 GWhNov 2013May 2026 Solar : 96.5% Natural Gas : 3.5%
Ivanpah 1NRG Energy ServicesNipton, CA197 GWhNov 2013May 2026 Solar : 96.2% Natural Gas : 3.8%
Ivanpah 2NRG Energy ServicesNipton, CA236 GWhNov 2013May 2026 Solar : 96.8% Natural Gas : 3.2%
Canyon Power PlantCity of Anaheim - (CA)Anaheim, CA19 GWhJul 2011May 2026 Natural Gas
Ameresco Ox MountainAMERESCO Ox Mountain Energy LLCHalf Moon Bay, CA81 GWhNov 2008May 2026 Landfill Gas
Panoche Energy CenterPanoche Energy Center, LLCFirebaugh, CA652 GWhMay 2009May 2026 Natural Gas
Colusa Generating StationPacific Gas & Electric Co.Maxwell, CA2 TWhNov 2010May 2026 Natural Gas
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008May 2026 Natural Gas
Russell City Energy CenterRussell City Energy Company LLCHayward, CA2 TWhJul 2013May 2026 Natural Gas
Golden Acorn CasinoFoundation HA Energy Generation, LLCCampo, CA4 GWhJun 2014May 2026 Wind
Malaga Power LLCCalPeak Power, LLCFresno, CA4 GWhAug 2005May 2026 Natural Gas
Miramar Energy FacilitySan Diego Gas & Electric CoSan Diego, CA11 GWhMay 2005May 2026 Natural Gas
Anheuser-Busch #2Foundation HA Energy Generation, LLCFairfield, CA4 GWhOct 2014May 2026 Wind
SJ/SC WPCPSan Jose/Santa Clara Water P CSan Jose, CA69 GWhJan 1953May 2026 Natural Gas : 54.1% Other Biomass Gas : 45.7%
THUMSTHUMS Long Beach CompanyLong Beach, CA158 GWhDec 2002May 2026 Natural Gas
MalburgCity of Vernon - (CA)Vernon, CA291 GWhSep 2005May 2026 Natural Gas
WWTP Power Generation StationEast Bay Municipal Util Dist - (CA)Oakland, CA31 GWhJul 1985May 2026 Other Biomass Gas : 98.9% Distillate Fuel Oil : 1.1%
Donald Von Raesfeld Power PlantCity of Santa Clara - (CA)Santa Clara, CA874 GWhFeb 2005May 2026 Natural Gas
Palomar EnergySan Diego Gas & Electric CoEscondido, CA1 TWhSep 2005May 2026 Natural Gas
Elk Hills CogenCalifornia Resources Elk Hills LLCTupman, CA88 GWhOct 1994May 2026 Natural Gas
Tracy Combined Cycle Power PlantMRP San Joaquin Energy LLC.Tracy, CA698 GWhMar 2003May 2026 Natural Gas
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA3 GWhMay 2002May 2026 Natural Gas
Los Esteros Critical Energy CenterLos Esteros Critical Energy Facility LLCSan Jose, CA167 GWhJan 2003May 2026 Natural Gas
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA250 GWhMay 2001May 2026 Wind
Pastoria Energy Facility, LLCCalpine Corp - Pastoria Energy CenterLebec, CA3 TWhApr 2005May 2026 Natural Gas
W PlantQualcomm IncorporatedSan Diego, CA18 GWhJun 2005May 2026 Natural Gas
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA3 TWhMar 2003May 2026 Natural Gas
Wright Solar ParkWright Solar Park LLCLos Banos, CA392 GWhNov 2019May 2026 Solar
Borden Solar Farm41MB 8me, LLCMadera, CA99 GWhMay 2020May 2026 Solar
Elk Hills Power LLCElk Hills Power LLCTupman, CA3 TWhJun 2003May 2026 Natural Gas
Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, CA2 TWhMay 2005May 2026 Natural Gas
Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, CA1 TWhSep 2009May 2026 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA3 TWhApr 2002May 2026 Natural Gas
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA316 GWhNov 2003May 2026 Natural Gas
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA3 TWhJul 2001May 2026 Natural Gas
Sunrise Power LLCSunrise Power Co LLCFellows, CA2 TWhMay 2001May 2026 Natural Gas
La Paloma Generating PlantCXA La Paloma LLCMcKittrick, CA1 TWhDec 2002May 2026 Natural Gas
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV329 GWhApr 2000May 2026 Natural Gas
Martinez RefiningMartinez Refining CoMartinez, CA669 GWhOct 1995May 2026 Natural Gas : 96.6% Other Gas : 3.4%
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA32 GWhApr 2001May 2026 Natural Gas
Goal Line LPGoal Line LPEscondido, CA12 GWhJul 1994May 2026 Natural Gas
Collierville PowerhouseNorthern California Power AgnyMurphys, CA396 GWhOct 1989May 2026 Water
Western Power & Steam IncWestern Power and Steam II LLCBakersfield, CA18 GWhFeb 1990May 2026 Natural Gas
Biola University HybridBiola UniversityLa Mirada, CA14 GWhMar 1990May 2026 Natural Gas
Sunshine Valley SolarEDP Renewables North America LLCArmagosa, NV249 GWhNov 2019May 2026 Solar
Little Bear Solar 1, LLCLittle Bear Solar 1, LLC (Longroad)Mendota, CA64 GWhNov 2020May 2026 Solar
Desert QuartziteDesert Quartzite LLCBlythe, CA855 GWhNov 2024May 2026 Solar
CP Kelco San Diego PlantCP Kelco US Inc.San Diego, CA71 GWhSep 1983May 2026 Natural Gas
Richmond CogenChevron Products Company-RichmondRichmond, CA956 GWhJul 1992May 2026 Natural Gas : 97.6% Other Gas : 2.4%
Kern River Eastridge CogenChevron USA IncBakersfield, CA217 GWhMay 1988May 2026 Natural Gas
North Rosamond Solar LLCNorth Rosamond Solar, LLCRosamond, CA362 GWhMay 2019May 2026 Solar
Berry Placerita CogenShadow Wolf EnergySanta Clarita, CA4 GWhFeb 1990May 2026 Natural Gas
Taft 26C CogenChevron USA IncTaft, CA43 GWhJun 1982May 2026 Natural Gas
Great Valley Solar Portfolio Holdings, LRWE Clean EnergyCantua Creek, CA491 GWhNov 2017May 2026 Solar
Dixie ValleyOrmat Nevada IncFallon, NV463 GWhMay 1988May 2026 Geothermal
Naval Hospital Medical CenterDepartment of the NavySan Diego, CA17 GWhNov 2003May 2026 Natural Gas
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA290 GWhSep 1987May 2026 Wood/Wood Waste Solids
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA255 GWhOct 1991May 2026 Natural Gas
PE BerkeleyBerkeley Cogeneration FacilityBerkeley, CA147 GWhMay 1987May 2026 Natural Gas
Elevation Solar CAES Distributed EnergyLancaster, CA107 GWhNov 2016May 2026 Solar
RE AstoriaRE Astoria LLCRosamond, CA187 GWhNov 2016May 2026 Solar
RE Astoria 2RE Astoria 2 LLCRosamond, CA177 GWhNov 2016May 2026 Solar
South Belridge Cogeneration FacilityAERA Energy LLCMcKittrick, CA474 GWhNov 1985May 2026 Natural Gas
Southeast Kern River CogenChevron USA IncBakersfield, CA31 GWhJan 1989May 2026 Natural Gas
Municipal Cogen PlantPalm Springs, City of - (CA)Palm Springs, CA7 GWhApr 1985May 2026 Natural Gas
CA Flats Solar 130, LLCCalifornia Flats Solar 130, LLCShandon, CA255 GWhOct 2017May 2026 Solar
Torrance Refining Company, LLCTorrance Refining Company, LLCTorrance, CA73 GWhAug 1983May 2026 Other Gas : 61.0% Waste Heat : 39.0%
Berry Cogen Tanne Hills 18Berry Petroleum CoMaricopa, CA139 GWhNov 1986May 2026 Natural Gas
CA Flats Solar 150, LLCArevon Energy, Inc.Shandon, CA288 GWhJan 2019May 2026 Solar
Pacific-Ultrapower Chinese StationIHI Power Services CorpJamestown, CA102 GWhSep 1986May 2026 Wood/Wood Waste Solids : 98.5% Gaseous Propane : 1.5%
Cuyama Solar, LLCCuyama Solar, LLCCuyama, CA59 GWhOct 2017May 2026 Solar
SRI International Cogen ProjectIPT SRI Cogeneration IncMenlo Park, CA24 GWhMar 1987May 2026 Natural Gas
Mesa Wind Power LLCMesa Wind Power LLCNorth Palm Springs, CA114 GWhOct 1984May 2026 Wind
Painted Hills Wind ParkTerra-Gen Operating Co-WindWhitewater, CA158 GWhOct 1985May 2026 Wind
Gas Utilization FacilityCity of San Diego - (CA)San Diego, CA29 GWhMay 1985May 2026 Other Biomass Gas
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA425 GWhJun 1982May 2026 Natural Gas
Blythe Solar II, LLCBlythe Solar II, LLCBlythe, CA329 GWhJun 2016May 2026 Solar
Blythe Solar III, LLC HybridBlythe Solar III, LLCBlythe, CA347 GWhApr 2020May 2026 Solar
Blythe Solar IV, LLCBlythe Solar IV, LLCBlythe, CA343 GWhOct 2020May 2026 Solar
Oxnard Wastewater Treatment PlantCity of Oxnard - (CA)Oxnard, CA3 GWhJul 1981May 2026 Other Biomass Gas : 97.6% Natural Gas : 2.4%
Watson CogenerationARCO Products Co-WatsonCarson, CA2 TWhNov 1987May 2026 Natural Gas : 76.2% Other Gas : 23.1% Waste/Other Oil : 0.7%
Solverde 1AES Distributed EnergyLancaster, CA203 GWhNov 2016May 2026 Solar
Antelope DSR 1AES Distributed EnergyLancaster, CA119 GWhNov 2016May 2026 Solar
Berry CogenBerry Petroleum CoTaft, CA9 GWhNov 1986May 2026 Natural Gas
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA148 GWhNov 1987May 2026 Natural Gas
US BoraxU S Borax IncBoron, CA255 GWhJun 1984May 2026 Natural Gas
Calistoga Power PlantGeysers Power Co LLCMiddletown, CA454 GWhFeb 1984May 2026 Geothermal
San Diego State UniversitySan Diego State UniversitySan Diego, CA57 GWhAug 2002May 2026 Natural Gas : 97.4% Solar : 2.6%
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA118 GWhDec 1937May 2026 Wood/Wood Waste Solids : 99.9%
Chalk Cliff LimitedWCAC Operating CompanyBakersfield, CA3 GWhFeb 1990May 2026 Natural Gas
Coso Power DevelopersCoso Operating Co LLCInyokern, CA316 GWhOct 1989May 2026 Geothermal
Coso Finance PartnersCoso Operating Co LLCInyokern, CA364 GWhJun 1987May 2026 Geothermal

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#25Arizona Public Service Company25.2 TWh100
#54Arlington Valley, LLC3.2 TWh1
#38Balancing Authority of Northern California13.7 TWh90
#49Imperial Irrigation District6.2 TWh66
#29Los Angeles Department of Water and Power18.8 TWh131
#22Nevada Power Company36.8 TWh143
#51PUD No. 1 of Douglas County4.4 TWh4
#19Salt River Project Agricultural Improvement and Power District60.3 TWh49
#57Turlock Irrigation District1.9 TWh11
#40Western Area Power Administration - Desert Southwest Region10.4 TWh34

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.494.1 TWh1,471
#5Southwest Power Pool306.8 TWh856
#6Southern Company Services, Inc. - Trans253.5 TWh422
#7California Independent System Operator169.4 TWh2,135
#9Tennessee Valley Authority163.4 TWh207
#10Florida Power & Light Co.152.2 TWh187
#12New York Independent System Operator134.3 TWh1,299
#13Duke Energy Carolinas112.6 TWh577
#15ISO New England111.1 TWh1,629
#16Bonneville Power Administration91.6 TWh167