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 Nov 2025
Annual Generation 188.0 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 | 43.1% Solar | 26.4% Water | 11.1% Wind | 10.6% Nuclear | 9.4%

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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 201 to 300 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Sky River Wind Energy CenterSky River Wind LLCTehachapi, CA245 GWhJan 1991Dec 2024 Wind
Maverick Solar 6, LLCMaverick Solar 6, LLCDesert Center, CA245 GWhOct 2021Sep 2025 Solar
Coso Energy DevelopersCoso Operating Co LLCInyokern, CA244 GWhNov 1988Dec 2024 Geothermal
Lockhart Solar PV, LLCTerra-Gen Operating Co-SolarHinkley, CA242 GWhNov 1989Sep 2025 Solar
Pit 6Pacific Gas & Electric Co.Montgomery Creek, CA242 GWhJul 1965Dec 2024 Water
Ivanpah 3NRG Energy ServicesNipton, CA241 GWhNov 2013Sep 2025 Solar : 96.0% Natural Gas : 4.0%
Oasis WindTerra-Gen Operating Co-WindMojave, CA238 GWhNov 2004Dec 2024 Wind
Brea Expansion PlantBrea Power IIBrea, CA236 GWhOct 2012Sep 2025 Landfill Gas
Point WindTerra-Gen Operating Co-WindTehachapi, CA234 GWhFeb 2021Sep 2025 Wind
High Winds LLCFPLE High Winds, LLCBirds Landing, CA233 GWhJun 2003Dec 2024 Wind
Pinyon Pine IIPinyon Pines Wind II, LLCMojave, CA233 GWhOct 2012Dec 2024 Wind
Desert Harvest, LLCDesert Harvest, LLCDesert Center, CA232 GWhNov 2020Sep 2025 Solar
San Pablo RacewayAES Distributed EnergyLancaster, CA231 GWhJul 2019Sep 2025 Solar
Strauss Wind FarmStrauss Wind LLCLompoc, CA230 GWhNov 2023Sep 2025 Wind
ElectraPacific Gas & Electric Co.Jackson, CA228 GWhMay 1948Sep 2025 Water
Tiger CreekPacific Gas & Electric Co.Pioneer, CA225 GWhMay 1931Dec 2024 Water
Vasco WindsVasco Winds, LLCLivermore, CA223 GWhNov 2011Dec 2024 Wind
Alta Wind VIIINextera Energy ResourcesMojave, CA222 GWhDec 2011Dec 2024 Wind
Coachella Hills WindTerra-Gen Operating Co-WindPalm Springs, CA222 GWhFeb 2021Sep 2025 Wind
Kern River Eastridge CogenChevron USA IncBakersfield, CA222 GWhMay 1988Sep 2025 Natural Gas
Caribou 1Pacific Gas & Electric Co.Belden, CA221 GWhMay 1921Dec 2024 Water
RE Mustang LLCMN8 Energy LLCLemoore, CA221 GWhJul 2016Dec 2024 Solar
HaasPacific Gas & Electric Co.Balch Camp, CA220 GWhNov 1958Aug 2025 Water
DonnellsOakdale&South San Joaquin Irrigation D.None, CA219 GWhMay 1957Dec 2024 Water
Henrietta Solar ProjectSouthern Power CoLemoore, CA218 GWhJul 2016Dec 2024 Solar
Sandrini Solar 100EDPR CA Solar Park II LLCMettler, CA218 GWhNov 2024Sep 2025 Solar
Big Creek 2ASouthern California Edison CoAuberry, CA211 GWhJul 1928Sep 2025 Water
Copper Mountain Solar 4, LLCConsolidated Edison Development Inc.Boulder City, NV211 GWhAug 2016Dec 2024 Solar
Solverde 1AES Distributed EnergyLancaster, CA209 GWhNov 2016Sep 2025 Solar
THUMSTHUMS Long Beach CompanyLong Beach, CA207 GWhDec 2002Sep 2025 Natural Gas
Lockhart Solar PV IITerra-Gen Operating Co-SolarHinkley, CA206 GWhJun 2023Sep 2025 Solar
University of California San Diego HybriUniversity of California San DiegoLa Jolla, CA205 GWhJun 2001Sep 2025 Natural Gas
HL PowerHL Power CompanyWendel, CA205 GWhJun 1989Dec 2024 Wood/Wood Waste Solids : 99.8%
San Gorgonio Windplant WPP1993FPL Energy Operating Services, Inc.North Palm Springs, CA202 GWhNov 2011Dec 2024 Wind
Summit WindsGreenbacker Renewable Energy CorporationLivermore, CA199 GWhJun 2021Sep 2025 Wind
Montezuma Wind IINextEra Energy Montezuma Wind II, LLCBirds Landing, CA196 GWhDec 2011Dec 2024 Wind
WoodleafSouth Feather Water and Power AgencyForbestown, CA194 GWhOct 1963Dec 2024 Water
Alta Wind Energy Center IVAlta Wind IV, LLCMojave, CA193 GWhMar 2011Dec 2024 Wind
Burney Forest ProductsBurney Forest Products, A Joint VentureBurney, CA193 GWhSep 1989Dec 2024 Wood/Wood Waste Solids : 94.4% Natural Gas : 5.6%
Sierra Pacific Quincy FacilitySierra Pacific IndustriesQuincy, CA193 GWhNov 1986Dec 2024 Wood/Wood Waste Solids
Kern River 1Southern California Edison CoBakersfield, CA192 GWhApr 1907Dec 2024 Water
Pit 1Pacific Gas & Electric Co.Burney, CA188 GWhAug 1922Dec 2024 Water
BeldenPacific Gas & Electric Co.Belden, CA188 GWhAug 1969Sep 2025 Water
Mountain View IVAES Distributed EnergyNorth Palm Springs, CA187 GWhJan 2012Dec 2024 Wind
Desert Harvest II LLCDesert Harvest II LLCDesert Center, CA181 GWhNov 2020Sep 2025 Solar
Mt Poso CogenerationMt Poso Cogeneration CoBakersfield, CA180 GWhApr 1989Nov 2024 Wood/Wood Waste Solids : 99.3% Natural Gas : 0.7%
RE AstoriaRE Astoria LLCRosamond, CA177 GWhNov 2016Sep 2025 Solar
Big Creek 8Southern California Edison CoAuberry, CA174 GWhJul 1921Dec 2024 Water
Painted Hills Wind ParkTerra-Gen Operating Co-WindWhitewater, CA173 GWhOct 1985Sep 2025 Wind
W E WarneCalifornia Dept. of Water ResourcesGorman, CA171 GWhOct 1982Dec 2024 Water
Woodland Biomass Power LtdDTE Energy Services-WoodlandWoodland, CA171 GWhAug 1989Dec 2024 Wood/Wood Waste Solids : 99.5% Natural Gas : 0.5%
Los Esteros Critical Energy CenterLos Esteros Critical Energy Facility LLCSan Jose, CA170 GWhJan 2003Sep 2025 Natural Gas
Ivanpah 1NRG Energy ServicesNipton, CA168 GWhNov 2013Sep 2025 Solar : 96.7% Natural Gas : 3.3%
PE BerkeleyBerkeley Cogeneration FacilityBerkeley, CA166 GWhMay 1987Sep 2025 Natural Gas
Total Energy FacilitiesLos Angeles County SanitationCarson, CA161 GWhDec 1985Dec 2024 Other Biomass Gas : 99.6%
Narrows 2Yuba County Water AgencyBrowns Valley, CA157 GWhNov 1969Dec 2024 Water
Rio Bravo RocklinRio Bravo RocklinLincoln, CA155 GWhMay 1989Dec 2024 Wood/Wood Waste Solids : 99.1% Natural Gas : 0.9%
Edwards Sanborn E5Terra-Gen Operating Co-HybridMojave, CA155 GWhNov 2022Sep 2025 Solar
Kern River CogenerationKern River Cogeneration CoBakersfield, CA155 GWhJun 1985Sep 2025 Natural Gas
Regulus Solar ProjectRegulus Solar, LLCBakersfield, CA154 GWhOct 2014Dec 2024 Solar
Bowerman Power LFG, LLCBowerman Power LFG, LLCIrvine, CA154 GWhMar 2016Dec 2024 Landfill Gas
Estrella Solar & StorageAES Clean EnergyLancaster, CA153 GWhNov 2023Sep 2025 Solar
Puente Hills Energy RecoveryLos Angeles County SanitationWhittier, CA151 GWhSep 1986Sep 2025 Landfill Gas
Solar Star California, XLI, LLCMN8 Energy LLCRosamond, CA150 GWhNov 2016Sep 2025 Solar
Butt ValleyPacific Gas & Electric Co.Belden, CA149 GWhNov 1958Dec 2024 Water
Golden Hills North Wind Energy CenterGolden Hills Interconnection Wind, LLCLivermore, CA149 GWhOct 2017Sep 2025 Wind
Drum 2Pacific Gas & Electric Co.Alta, CA149 GWhNov 1965Dec 2024 Water
Mesquite Solar 4, LLCConsolidated Edison Development Inc.Tonopah, AZ148 GWhDec 2023Sep 2025 Solar : 99.9%
RidgetopTerra-Gen Operating Co-WindMojave, CA146 GWhMar 1994Dec 2024 Wind
RE Astoria 2RE Astoria 2 LLCRosamond, CA145 GWhNov 2016Sep 2025 Solar
Cameron Ridge LLCTerra-Gen Operating Co-WindMojave, CA144 GWhNov 1984Dec 2024 Wind
Kern River 3Southern California Edison CoKernville, CA143 GWhFeb 1921Dec 2024 Water
Dillon Wind LLCAvangrid Power LLCNorth Palm Springs, CA142 GWhMar 2008Dec 2024 Wind
Voyager Wind IIITerra-Gen Operating Co-WindMojave, CA141 GWhNov 2018Sep 2025 Wind
Berry Cogen Tanne Hills 18Berry Petroleum CoMaricopa, CA139 GWhNov 1986Sep 2025 Natural Gas
Golden Fields Solar I, LLCMN8 Energy LLCRosamond, CA139 GWhNov 2016Sep 2025 Solar
Balch 1Pacific Gas & Electric Co.Balch Camp, CA139 GWhJan 1927Dec 2024 Water
Sentinel Energy Center, LLCSentinel Energy Center LLCDesert Hot Springs, CA139 GWhApr 2013Sep 2025 Natural Gas
SPI Anderson 2Sierra Pacific IndustriesAnderson, CA138 GWhJul 2015Oct 2024 Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0%
LucianaTulare Solar Center, LLCRichgrove, CA138 GWhMar 2022Sep 2025 Solar
Pacific-Ultrapower Chinese StationIHI Power Services CorpJamestown, CA138 GWhSep 1986Sep 2025 Wood/Wood Waste Solids : 99.7%
Resurgence Solar IIResurgence Solar IIBoron, CA135 GWhJul 2023Sep 2025 Solar
Oxnard Paper MillNew-Indy, Oxnard LLCOxnard, CA134 GWhFeb 1986Sep 2025 Natural Gas
Mojave 3/4/5Terra-Gen Operating Co-WindMojave, CA133 GWhNov 1990Dec 2024 Wind
Northern Orchard Solar PV, LLCNorthern Orchard Solar PV, LLCTaft, CA133 GWh-Sep 2025 Solar
North Star SolarSouthern Power CoMendota, CA132 GWhMay 2015Dec 2024 Solar
Wadham Energy LPWadham Energy Ltd PartnersWilliams, CA132 GWhFeb 1989Dec 2024 Agricultural By-Products : 99.7%
Titan Solar 1 (CA)Titan Solar 1, LLCBorrego Springs, CA132 GWhNov 2020Sep 2025 Solar
Antelope DSR 1AES Distributed EnergyLancaster, CA132 GWhNov 2016Sep 2025 Solar
ForbestownSouth Feather Water and Power AgencyForbestown, CA129 GWhSep 1963Dec 2024 Water
Whitewater Hill Wind PartnersShell Wind Energy Inc.North Palm Springs, CA128 GWhSep 2002Dec 2024 Wind
Kumeyaay WindLeeward Asset Management, LLCCampo, CA127 GWhNov 2005Dec 2024 Wind
RE Camelot LLCOnward EnergyMojave, CA125 GWhNov 2014Dec 2024 Solar
RE Gaskell West 2 LLCRE Gaskell West LLCRosamond, CA125 GWhApr 2023Sep 2025 Solar
San Gorgonio Westwinds II LLCTerra-Gen Operating Co-WindNorth Palm Springs, CA124 GWhMay 1999Dec 2024 Wind
Mesa Wind RepowerMesa Wind RepowerWhitewater, CA123 GWhMay 2024Sep 2025 Wind
Little Bear 5Little Bear Solar 5, LLC (Longroad)Mendota, CA122 GWhNov 2020Sep 2025 Solar
Sunshine Gas ProducersSunshine Gas Producers LLCSylmar, CA121 GWhJul 2014Sep 2025 Landfill Gas
Borden Solar Farm41MB 8me, LLCMadera, CA121 GWhMay 2020Sep 2025 Solar
Alpine SolarAlpine BESS LLCLancaster, CA119 GWhJan 2013Dec 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company23.9 TWh92
#54Arlington Valley, LLC3.4 TWh1
#36Balancing Authority of Northern California14.7 TWh87
#47Imperial Irrigation District6.3 TWh66
#29Los Angeles Department of Water and Power18.9 TWh124
#22Nevada Power Company37.2 TWh139
#60New Harquahala Generating Company, LLC764.0 GWh1
#19Salt River Project Agricultural Improvement and Power District60.0 TWh48
#56Turlock Irrigation District2.1 TWh11
#39Western Area Power Administration - Desert Southwest Region9.8 TWh33

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#4Electric Reliability Council of Texas, Inc.485.0 TWh1,313
#5Southwest Power Pool299.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator188.0 TWh2,075
#9Tennessee Valley Authority161.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.5 TWh565
#15ISO New England105.5 TWh1,577
#16Bonneville Power Administration80.5 TWh163