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 Jun 2025
Annual Generation 190.5 TWh
Power Plants2,051
Utilities948
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 | 43.8% Solar | 25.1% Water | 11.2% Wind | 10.6% Nuclear | 9.7%

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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 301 to 400 of 1,357
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Roaring Creek Water PowerShasta Hydroelectric IncMontgomery Creek, CA7 GWhNov 1986Dec 2024 Water
Grossmont HospitalSharp Grossmont HospitalLa Mesa, CA25 GWhJul 1983Dec 2024 Natural Gas
Shafter Solar LLCShafter Solar LLCBakersfield, CA46 GWhApr 2015Dec 2024 Solar
Berry Placerita CogenShadow Wolf EnergySanta Clarita, CA30 GWhFeb 1990Mar 2025 Natural Gas
Southeast Resource RecoverySERRF Joint Powers AuthorityLong Beach, CA90 GWhJun 1988Mar 2024 Non-biogenic Municipal Solid Waste : 51.7% Biogenic Municipal Solid Waste : 42.3% Natural Gas : 6.1%
Diablo Winds LLCSequitur Renewables, LLCLivermore, CA20 GWhNov 2004Dec 2024 Wind
SEPV SierraSEPV Sierra, LLCLancaster, CA5 GWhMar 2020Dec 2024 Solar
SEPV Cuyama HybridSEPV Cuyama, LLCNew Cuyama, CA3 GWhNov 2023Dec 2024 Solar
Welport Lease ProjectSentinel Peak Resources California, LLCMcKittrick, CA35 GWhFeb 1990Dec 2024 Natural Gas
Dome ProjectSentinel Peak Resources California, LLCFellows, CA48 GWhJul 1988Dec 2024 Natural Gas
Sentinel Energy Center, LLCSentinel Energy Center LLCDesert Hot Springs, CA311 GWhApr 2013Apr 2025 Natural Gas
Argus Cogen PlantSearles Valley Minerals Operations Inc.Trona, CA253 GWhNov 1947Apr 2025 Bituminous Coal : 95.0% Natural Gas : 5.0%
Sealed Air Madera Solar ProjectSealed Air CorporationMadera, CA6 GWhApr 2022Dec 2024 Solar
Pacific Ethanol Madera Solar ArraySeaboard Energy California, LLCMadera, CA2 GWhJul 2018Dec 2024 Solar
SE Athos II, LLCSE Athos II, LLCDesert Center, CA550 GWhNov 2021Apr 2025 Solar
Athos Solar ProjectSE Athos I, LLCDesert Center, CA685 GWhMay 2022Apr 2025 Solar
SCV Water - Gladbach Water Treatment Plant Phases I and IISCV WaterSanta Clara, CA5 GWhNov 2014Dec 2024 Solar
Cawelo Water District SolarScooby Solar, LLCFamoso, CA7 GWhSep 2023Dec 2024 Solar
SCDA Solar 1SCDA Solar 1, LLCSacramento, CA13 GWhSep 2017Dec 2024 Solar
Palo Verde CollegeScale Sustainable I, LLCBlythe, CA2 GWhJul 2009Dec 2023 Solar
Santa Cruz EnergySanta Cruz Energy LLCSanta Cruz, CA5 GWhOct 2009Dec 2024 Landfill Gas
SJ/SC WPCPSan Jose/Santa Clara Water P CSan Jose, CA84 GWhJan 1953Apr 2025 Other Biomass Gas : 50.1% Natural Gas : 49.8%
San Jose CogenerationSan Jose State University Fclts Dev &OpsSan Jose, CA33 GWhNov 1984Apr 2025 Natural Gas
Karen Avenue Wind FarmSan Gorgonio Farms IncNorth Palm Springs, CA23 GWhDec 1984Dec 2024 Wind
San Gorgonio Farms Wind FarmSan Gorgonio Farms IncWhitewater, CA61 GWhFeb 1983Dec 2024 Wind
San Dimas Wash Generating StationSan Gabriel Valley Mun Wtr DtSan Dimas, CA5 GWhFeb 1986Jun 2024 Water
San Diego State UniversitySan Diego State UniversitySan Diego, CA50 GWhAug 2002Apr 2025 Natural Gas : 97.9% Solar : 2.1%
Miramar Energy FacilitySan Diego Gas & Electric CoSan Diego, CA12 GWhMay 2005Feb 2025 Natural Gas
Palomar EnergySan Diego Gas & Electric CoEscondido, CA962 GWhSep 2005Apr 2025 Natural Gas
Cuyamaca Peak Energy PlantSan Diego Gas & Electric CoEl Cajon, CA6 GWhApr 2002Dec 2024 Natural Gas
Ramona Solar EnergySan Diego Gas & Electric CoRamona, CA5 GWhMar 2017Dec 2024 Solar
SB Water Reclamation Fuel CellSan Bernardino Fuel Cell, LLCSan Bernardino, CA9 GWhMay 2021Dec 2023 Other Biomass Gas : 96.8% Natural Gas : 3.2%
San Antonio Regional HospitalSan Antonio Regional HospitalUpland, CA10 GWhDec 1984Dec 2024 Natural Gas
Salka Cabazon WindSalka Cabazon Wind LLCNorth Palm Springs, CA8 GWhDec 1998Dec 2024 Wind
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA255 GWhOct 1991Apr 2025 Natural Gas
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA27 GWhApr 2001Apr 2025 Natural Gas
Solano WindSacramento Municipal Util DistRio Vista, CA725 GWhMay 1994Apr 2025 Wind
Chili BarSacramento Municipal Util DistPlacerville, CA33 GWhFeb 1965Dec 2024 Water
Russell City Energy CenterRussell City Energy Company LLCHayward, CA1 TWhJul 2013Apr 2025 Natural Gas
Byron Highway SolarRPCA Solar 3, LLCByron, CA14 GWhOct 2022Dec 2024 Solar
American Canyon SolarRP Napa Solar 1, LLCAmerican Canyon, CA7 GWhAug 2019Dec 2024 Solar
Riverside RWQCP Fuel CellRiverside Fuel Cell, LLCRiverside, CA9 GWhJul 2016Dec 2024 Other Biomass Gas : 83.8% Natural Gas : 16.2%
Rising Tree Wind FarmRising Tree Wind Farm LLCMojave, CA249 GWhDec 2014Dec 2024 Wind
Rising Tree Wind Farm IIIRising Tree Wind Farm III LLCMojave, CA261 GWhMay 2015Dec 2024 Wind
Rising Tree Wind Farm IIRising Tree Wind Farm II LLCMojave, CA59 GWhDec 2014Dec 2024 Wind
Rio Bravo RocklinRio Bravo RocklinLincoln, CA155 GWhMay 1989Dec 2024 Wood/Wood Waste Solids : 99.1% Natural Gas : 0.9%
Rio Bravo FresnoRio Bravo FresnoFresno, CA108 GWhJun 1988Oct 2024 Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3%
Resurgence Solar IIResurgence Solar IIBoron, CA134 GWhJul 2023Apr 2025 Solar
Resurgence SolarResurgence SolarBoron, CA249 GWhJul 2023Apr 2025 Solar
Dover DairyRenewable Solar, IncHanford, CA3 GWhApr 2022Dec 2023 Solar
Danell Bros IncRenewable Solar, IncHanford, CA6 GWhAug 2021Dec 2023 Solar
Zonneveld Oak GroveRenewable Solar, IncLaton, CA3 GWhMay 2024Dec 2024 Solar
River Ranch DairyRenewable Solar, IncHanford, CA7 GWhMay 2024Dec 2024 Solar
Open Sky DairyRenewable Solar, IncRiverdale, CA2 GWhJun 2024Dec 2024 Solar
Vulcan San Emidio SolarRenew Solar VMC LLCBakersfield, CA4 GWhFeb 2023Dec 2024 Solar
Regulus Solar ProjectRegulus Solar, LLCBakersfield, CA154 GWhOct 2014Dec 2024 Solar
Sutter Home Winery TCCREC SHW, LLCPaso Robles, CA1 GWhApr 2024Dec 2024 Solar
RE-VFO LLCRE-VFO LLCVisalia, CA2 GWhApr 2009Dec 2024 Solar
Mustang TwoRE Mustang Two LLCLemoore, CA392 GWhOct 2020Apr 2025 Solar
RE Kansas South LLCRE Kansas South LLCLemoore, CA49 GWhMay 2013Dec 2024 Solar
RE Gaskell West 2 LLCRE Gaskell West LLCRosamond, CA104 GWhApr 2023Apr 2025 Solar
RE Gaskell West 5 LLCRE Gaskell West LLCRosamond, CA49 GWhApr 2023Dec 2024 Solar
RE Gaskell West 4 LLCRE Gaskell West LLCRosamond, CA50 GWhApr 2023Dec 2024 Solar
RE Gaskell West 3 LLCRE Gaskell West LLCRosamond, CA49 GWhApr 2023Dec 2024 Solar
RE AstoriaRE Astoria LLCRosamond, CA194 GWhNov 2016Apr 2025 Solar
RE Astoria 2RE Astoria 2 LLCRosamond, CA158 GWhNov 2016Apr 2025 Solar
Kroger La HabraRalph's Grocery CompanyLa Habra, CA2 GWhMar 2020Dec 2024 Solar
W PlantQualcomm IncorporatedSan Diego, CA30 GWhJun 2005Apr 2025 Natural Gas
P PlantQualcomm IncorporatedSan Diego, CA30 GWhFeb 2007Jul 2024 Natural Gas
Q PlantQualcomm IncorporatedSan Diego, CA55 MWhJun 2013Dec 2024 Natural Gas
PVN Milliken, LLCPVN Milliken, LLCOntario, CA5 GWhMay 2017Dec 2024 Solar
ProximaProxima Solar, LLCCrows Landing, CA403 GWhMar 2024Apr 2025 Solar
IPC 25 SolarPrologis Logistics Services IncorporatedTracy, CA3 GWhJun 2024Dec 2024 Solar
Mountain View Ind Park 1-sline001Prologis Logistics Services IncorporatedFontana, CA1 GWhAug 2023Dec 2024 Solar
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA482 GWhJun 1982Apr 2025 Natural Gas
Potrero Hills Energy ProducersPotrero Hills Energy Producers, LLCSuisun City, CA59 GWhMar 2016Dec 2024 Landfill Gas
Portal Ridge Solar C, LLCPortal Ridge Solar, LLCLancaster, CA25 GWhJan 2017Dec 2024 Solar
Portal Ridge Solar B, LLCPortal Ridge Solar, LLCLancaster, CA47 GWhJan 2017Dec 2024 Solar
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA37 GWhJan 2010Dec 2024 Natural Gas
PSREC/SIAD SolarPlumas Sierra Rural Electric CoopHerlong, CA6 GWhAug 2018Dec 2024 Solar
French MeadowsPlacer County Water AgencyForesthill, CA51 GWhSep 1966Dec 2024 Water
RalstonPlacer County Water AgencyForesthill, CA328 GWhSep 1966Dec 2024 Water
Middle ForkPlacer County Water AgencyForesthill, CA454 GWhSep 1966Apr 2025 Water
Oxbow (CA)Placer County Water AgencyForesthill, CA29 GWhSep 1966Sep 2024 Water
Pio Pico Energy CenterPio Pico Energy Center LLCSan Diego, CA66 GWhOct 2016Dec 2024 Natural Gas
Pinyon Pine IIPinyon Pines Wind II, LLCMojave, CA233 GWhOct 2012Dec 2024 Wind
Pinyon Pine IPinyon Pines Wind I, LLCMojave, CA307 GWhOct 2012Dec 2024 Wind
Phillips 66 Rodeo RefineryPhillips 66 CompanyRodeo, CA291 GWhApr 1987Aug 2024 Other Gas : 72.8% Natural Gas : 27.2%
Sheep Creek Community Solar FarmPhelan Solar LLCEl Mirage, CA6 GWhJul 2023Dec 2024 Solar
BeringerPerpetual Energy SystemsSaint Helena, CA1 GWhDec 2008Dec 2023 Solar
ASTIPerpetual Energy SystemsCloverdale, CA1 GWhJan 2009Dec 2024 Solar
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
Ocotillo Express LLCPattern Operators LPOcotillo, CA526 GWhNov 2012Apr 2025 Wind
One Market PlazaParamount Group IncSan Francisco, CA177 MWhNov 2003Dec 2024 Natural Gas
Panoche Energy CenterPanoche Energy Center, LLCFirebaugh, CA1 TWhMay 2009Apr 2025 Natural Gas
Dissigno Healdsburg FPV, LLCPalmetto Power Management LLCHealdsburg, CA6 GWhNov 2020Dec 2023 Solar
Municipal Cogen PlantPalm Springs City ofPalm Springs, CA7 GWhApr 1985Apr 2025 Natural Gas
Tipton 1 - (CA)Pacifico PowerTipton, CA167 MWhNov 2024Dec 2024 Solar
Tipton 2 - (CA)Pacifico PowerTipton, CA83 MWhNov 2024Dec 2024 Solar
Pit 7Pacific Gas & Electric Co.Montgomery Creek, CA343 GWhAug 1965Apr 2025 Water

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company23.3 TWh88
#54Arlington Valley, LLC3.3 TWh1
#35Balancing Authority of Northern California15.0 TWh86
#48Imperial Irrigation District6.0 TWh66
#32Los Angeles Department of Water and Power17.9 TWh124
#22Nevada Power Company38.2 TWh139
#56New Harquahala Generating Company, LLC3.1 TWh1
#18Salt River Project Agricultural Improvement and Power District58.8 TWh48
#58Turlock Irrigation District2.1 TWh11
#44Western Area Power Administration - Desert Southwest Region7.9 TWh32

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.476.8 TWh1,305
#5Southwest Power Pool296.3 TWh830
#6Southern Company Services, Inc. - Trans251.6 TWh417
#7California Independent System Operator190.5 TWh2,051
#8Tennessee Valley Authority158.7 TWh204
#10Florida Power & Light Co.149.5 TWh187
#12New York Independent System Operator130.5 TWh1,191
#13Duke Energy Carolinas111.8 TWh565
#14ISO New England103.4 TWh1,561
#16Bonneville Power Administration81.4 TWh163