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%

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 1,391
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Big Creek 3Southern California Edison CoAuberry, CA747 GWhAug 1923May 2026 Water
Big Creek 4Southern California Edison CoNorth Fork, CA392 GWhMay 1951May 2026 Water
Big Creek 2ASouthern California Edison CoAuberry, CA274 GWhJul 1928May 2026 Water
Mammoth PoolSouthern California Edison CoNorth Fork, CA569 GWhFeb 1960May 2026 Water
Ormond BeachOrmond Beach Power, LLCOxnard, CA5 GWhJul 1971May 2026 Natural Gas
Mountainview Generating StationSouthern California Edison CoRedlands, CA1 TWhNov 2005May 2026 Natural Gas
Dion R HolmCity & County of San Francisco - (CA)Groveland, CA578 GWhJul 1960May 2026 Water
MoccasinCity & County of San Francisco - (CA)Moccasin, CA308 GWhJul 1969May 2026 Water
R C KirkwoodCity & County of San Francisco - (CA)Groveland, CA489 GWhJan 1967May 2026 Water
Middle ForkPlacer County Water Agency - (CA)Foresthill, CA444 GWhSep 1966May 2026 Water
Devil CanyonCalifornia Dept. of Water ResourcesSan Bernardino, CA813 GWhNov 1972May 2026 Water
Edward C HyattCalifornia Dept. of Water ResourcesOroville, CA2 TWhFeb 1968May 2026 Water
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA302 GWhJan 1968May 2026 Water
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA444 GWhApr 1983May 2026 Water
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA18 TWhApr 1985May 2026 Nuclear
Dynegy Oakland Power PlantDynegy Oakland, LLCOakland, CA2 GWhOct 1978May 2026 Jet Fuel
Pebbly Beach Generating Station HybridSouthern California Edison CoAvalon, CA28 GWhJun 1958May 2026 Distillate Fuel Oil : 95.0% Gaseous Propane : 5.0%
Geothermal 1Northern California Power AgnyMiddletown, CA308 GWhDec 1982May 2026 Geothermal
Solano WindSacramento Municipal Util DistRio Vista, CA724 GWhMay 1994May 2026 Wind
Pine FlatKings River Conservation DistPiedra, CA353 GWhDec 1983May 2026 Water
Encina Water Pollution ControlEncina Joint Powers AuthorityCarlsbad, CA14 GWhOct 2008May 2026 Other Biomass Gas : 94.1% Natural Gas : 5.9%
Kaweah Delta District HospitalKaweah Delta HospitalVisalia, CA22 GWhSep 2008May 2026 Natural Gas
Childrens HospitalDTE San Diego COGEN Inc.San Diego, CA26 GWhMar 2000May 2026 Natural Gas : 99.9%
Loma Linda University CogenLoma Linda UniversityLoma Linda, CA60 GWhJan 1980May 2026 Natural Gas
El Segundo CogenChevron USA Inc-El SegundoEl Segundo, CA1 TWhNov 1987May 2026 Natural Gas : 99.8%
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA60 GWhJul 2003May 2026 Natural Gas
Big Creek Water WorksBig Creek Water Works LtdHyampom, CA6 GWhDec 1986May 2026 Water
King City Power PlantCalpine King City Cogen LLCKing City, CA27 GWhJan 1989May 2026 Natural Gas
Marathon Bay Area CogenTesoro Marketing & Refining Co. LLC (Martinez)Martinez, CA596 GWhJan 1987May 2026 Natural Gas
Greenleaf 2 Power PlantGreenleaf Energy LLCYuba City, CA64 GWhSep 1989May 2026 Natural Gas
New-Indy Ontario MillNew-Indy Ontario LLCOntario, CA248 GWhMay 1985May 2026 Natural Gas
Lockhart Solar PV, LLCTerra-Gen Operating Co-SolarHinkley, CA241 GWhNov 1989May 2026 Solar
Puente Hills Energy RecoveryLos Angeles County SanitationWhittier, CA147 GWhSep 1986May 2026 Landfill Gas
Kern River CogenerationKern River Cogeneration CoBakersfield, CA100 GWhJun 1985May 2026 Natural Gas
San Jose CogenerationSan Jose State University Fclts Dev &OpsSan Jose, CA35 GWhNov 1984May 2026 Natural Gas
Argus Cogen PlantSearles Valley Minerals Operations Inc.Trona, CA187 GWhNov 1947May 2026 Bituminous Coal : 82.0% Natural Gas : 18.0%
E F Oxnard Energy FacilityEF Oxnard, LLCOxnard, CA8 GWhMay 1990May 2026 Natural Gas
Coso Finance PartnersCoso Operating Co LLCInyokern, CA364 GWhJun 1987May 2026 Geothermal
Coso Power DevelopersCoso Operating Co LLCInyokern, CA316 GWhOct 1989May 2026 Geothermal
Chalk Cliff LimitedWCAC Operating CompanyBakersfield, CA3 GWhFeb 1990May 2026 Natural Gas
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA118 GWhDec 1937May 2026 Wood/Wood Waste Solids : 99.9%
San Diego State UniversitySan Diego State UniversitySan Diego, CA57 GWhAug 2002May 2026 Natural Gas : 97.4% Solar : 2.6%
Calistoga Power PlantGeysers Power Co LLCMiddletown, CA454 GWhFeb 1984May 2026 Geothermal
US BoraxU S Borax IncBoron, CA255 GWhJun 1984May 2026 Natural Gas
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA148 GWhNov 1987May 2026 Natural Gas
Berry CogenBerry Petroleum CoTaft, CA9 GWhNov 1986May 2026 Natural Gas
Watson CogenerationARCO Products Co-WatsonCarson, CA2 TWhNov 1987May 2026 Natural Gas : 76.2% Other Gas : 23.1% Waste/Other Oil : 0.7%
Oxnard Wastewater Treatment PlantCity of Oxnard - (CA)Oxnard, CA3 GWhJul 1981May 2026 Other Biomass Gas : 97.6% Natural Gas : 2.4%
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA425 GWhJun 1982May 2026 Natural Gas
Gas Utilization FacilityCity of San Diego - (CA)San Diego, CA29 GWhMay 1985May 2026 Other Biomass Gas
Painted Hills Wind ParkTerra-Gen Operating Co-WindWhitewater, CA158 GWhOct 1985May 2026 Wind
Mesa Wind Power LLCMesa Wind Power LLCNorth Palm Springs, CA114 GWhOct 1984May 2026 Wind
SRI International Cogen ProjectIPT SRI Cogeneration IncMenlo Park, CA24 GWhMar 1987May 2026 Natural Gas
Pacific-Ultrapower Chinese StationIHI Power Services CorpJamestown, CA102 GWhSep 1986May 2026 Wood/Wood Waste Solids : 98.5% Gaseous Propane : 1.5%
Berry Cogen Tanne Hills 18Berry Petroleum CoMaricopa, CA139 GWhNov 1986May 2026 Natural Gas
Torrance Refining Company, LLCTorrance Refining Company, LLCTorrance, CA73 GWhAug 1983May 2026 Other Gas : 61.0% Waste Heat : 39.0%
Municipal Cogen PlantPalm Springs, City of - (CA)Palm Springs, CA7 GWhApr 1985May 2026 Natural Gas
Southeast Kern River CogenChevron USA IncBakersfield, CA31 GWhJan 1989May 2026 Natural Gas
South Belridge Cogeneration FacilityAERA Energy LLCMcKittrick, CA474 GWhNov 1985May 2026 Natural Gas
PE BerkeleyBerkeley Cogeneration FacilityBerkeley, CA147 GWhMay 1987May 2026 Natural Gas
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA255 GWhOct 1991May 2026 Natural Gas
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA290 GWhSep 1987May 2026 Wood/Wood Waste Solids
Naval Hospital Medical CenterDepartment of the NavySan Diego, CA17 GWhNov 2003May 2026 Natural Gas
Dixie ValleyOrmat Nevada IncFallon, NV463 GWhMay 1988May 2026 Geothermal
Taft 26C CogenChevron USA IncTaft, CA43 GWhJun 1982May 2026 Natural Gas
Berry Placerita CogenShadow Wolf EnergySanta Clarita, CA4 GWhFeb 1990May 2026 Natural Gas
Kern River Eastridge CogenChevron USA IncBakersfield, CA217 GWhMay 1988May 2026 Natural Gas
Richmond CogenChevron Products Company-RichmondRichmond, CA956 GWhJul 1992May 2026 Natural Gas : 97.6% Other Gas : 2.4%
CP Kelco San Diego PlantCP Kelco US Inc.San Diego, CA71 GWhSep 1983May 2026 Natural Gas
Biola University HybridBiola UniversityLa Mirada, CA14 GWhMar 1990May 2026 Natural Gas
Western Power & Steam IncWestern Power and Steam II LLCBakersfield, CA18 GWhFeb 1990May 2026 Natural Gas
Collierville PowerhouseNorthern California Power AgnyMurphys, CA396 GWhOct 1989May 2026 Water
Goal Line LPGoal Line LPEscondido, CA12 GWhJul 1994May 2026 Natural Gas
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA32 GWhApr 2001May 2026 Natural Gas
Martinez RefiningMartinez Refining CoMartinez, CA669 GWhOct 1995May 2026 Natural Gas : 96.6% Other Gas : 3.4%
Desert Star Energy CenterDesert Star Energy Center SDG&EBoulder City, NV329 GWhApr 2000May 2026 Natural Gas
La Paloma Generating PlantCXA La Paloma LLCMcKittrick, CA1 TWhDec 2002May 2026 Natural Gas
Sunrise Power LLCSunrise Power Co LLCFellows, CA2 TWhMay 2001May 2026 Natural Gas
Los Medanos Energy CenterLos Medanos Energy Center LLCPittsburg, CA3 TWhJul 2001May 2026 Natural Gas
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA316 GWhNov 2003May 2026 Natural Gas
Delta Energy CenterDelta Energy Center LLCPittsburg, CA3 TWhApr 2002May 2026 Natural Gas
Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, CA1 TWhSep 2009May 2026 Natural Gas
Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, CA2 TWhMay 2005May 2026 Natural Gas
Elk Hills Power LLCElk Hills Power LLCTupman, CA3 TWhJun 2003May 2026 Natural Gas
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA3 TWhMar 2003May 2026 Natural Gas
Pastoria Energy Facility, LLCCalpine Corp - Pastoria Energy CenterLebec, CA3 TWhApr 2005May 2026 Natural Gas
Mountain View I & IIAES Distributed EnergyNorth Palm Springs, CA250 GWhMay 2001May 2026 Wind
Los Esteros Critical Energy CenterLos Esteros Critical Energy Facility LLCSan Jose, CA167 GWhJan 2003May 2026 Natural Gas
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA3 GWhMay 2002May 2026 Natural Gas
Tracy Combined Cycle Power PlantMRP San Joaquin Energy LLC.Tracy, CA698 GWhMar 2003May 2026 Natural Gas
Elk Hills CogenCalifornia Resources Elk Hills LLCTupman, CA88 GWhOct 1994May 2026 Natural Gas
Palomar EnergySan Diego Gas & Electric CoEscondido, CA1 TWhSep 2005May 2026 Natural Gas
Donald Von Raesfeld Power PlantCity of Santa Clara - (CA)Santa Clara, CA874 GWhFeb 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%
MalburgCity of Vernon - (CA)Vernon, CA291 GWhSep 2005May 2026 Natural Gas
THUMSTHUMS Long Beach CompanyLong Beach, CA158 GWhDec 2002May 2026 Natural Gas
SJ/SC WPCPSan Jose/Santa Clara Water P CSan Jose, CA69 GWhJan 1953May 2026 Natural Gas : 54.1% Other Biomass Gas : 45.7%
Miramar Energy FacilitySan Diego Gas & Electric CoSan Diego, CA11 GWhMay 2005May 2026 Natural Gas
Malaga Power LLCCalPeak Power, LLCFresno, CA4 GWhAug 2005May 2026 Natural Gas
Russell City Energy CenterRussell City Energy Company LLCHayward, CA2 TWhJul 2013May 2026 Natural Gas

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