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 1,001 to 1,100 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
RE Old River One, LLCOnward EnergyBakersfield, CA36 GWhNov 2014Dec 2024 Solar
RE Rio Grande Solar LLCMN8 Energy LLCMojave, CA11 GWhNov 2013Dec 2024 Solar
RE Rosamond One LLCMN8 Energy LLCRosamond, CA52 GWhDec 2013Dec 2024 Solar
RE Rosamond Two LLCMN8 Energy LLCRosamond, CA48 GWhDec 2013Dec 2024 Solar
RE TranquillitySouthern Power CoCantua Creek, CA491 GWhJun 2016Dec 2024 Solar
RE-VFO LLCRE-VFO LLCVisalia, CA2 GWhApr 2009Dec 2024 Solar
RE Victor Phelan Solar One LLCMN8 Energy LLCAdelanto, CA45 GWhNov 2013Dec 2024 Solar
Red BluffCalifornia Power Holdings LLCRed Bluff, CA10 GWhJul 2001Dec 2024 Natural Gas
Red MountainMetropolitan Water District of S CAFallbrook, CA34 GWhMay 1985Oct 2024 Water
Redcrest Solar FarmAES Distributed EnergyEdison, CA25 GWhSep 2015Dec 2024 Solar
Redlands Community HospitalBloom EnergyRedlands, CA9 GWhMay 2021Dec 2024 Natural Gas
Redwood 4 Solar Farm54 KR 8me LLCEdison, CA40 GWhNov 2017Dec 2024 Solar
Reedley Community College SolarForefront Power, LLCReedley, CA4 GWhNov 2018Dec 2024 Solar
Regional Wastewater Control FacilityCity of Stockton MUDStockton, CA3 GWhOct 2000Dec 2024 Other Biomass Gas : 97.7% Natural Gas : 2.3%
Regulus Solar ProjectRegulus Solar, LLCBakersfield, CA154 GWhOct 2014Dec 2024 Solar
Resurgence SolarResurgence SolarBoron, CA253 GWhJul 2023Sep 2025 Solar
Resurgence Solar IIResurgence Solar IIBoron, CA135 GWhJul 2023Sep 2025 Solar
Rexford Solar FarmAES Clean EnergyDucor, CA559 GWh-Sep 2025 Solar
Richmond CogenChevron Products Company-RichmondRichmond, CA970 GWhJul 1992Sep 2025 Natural Gas : 97.2% Other Gas : 2.8%
RidgetopTerra-Gen Operating Co-WindMojave, CA146 GWhMar 1994Dec 2024 Wind
Ridgetop Energy LLCTerra-Gen Operating Co-WindMojave, CA27 GWhDec 1983Dec 2024 Wind
Rio Bravo FresnoRio Bravo FresnoFresno, CA108 GWhJun 1988Oct 2024 Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3%
Rio Bravo Hydro ProjectOlcese Water DistrictBakersfield, CA35 GWhApr 1989Oct 2024 Water
Rio Bravo RocklinRio Bravo RocklinLincoln, CA155 GWhMay 1989Dec 2024 Wood/Wood Waste Solids : 99.1% Natural Gas : 0.9%
Rio Bravo Solar 1 LLCDuke Energy Renewables ServicesMcKittrick, CA52 GWhNov 2016Dec 2024 Solar
Rio Bravo Solar II LLCDuke Energy Renewables ServicesMcKittrick, CA51 GWhNov 2016Dec 2024 Solar
Rising Tree Wind FarmRising Tree Wind Farm LLCMojave, CA249 GWhDec 2014Dec 2024 Wind
Rising Tree Wind Farm IIRising Tree Wind Farm II LLCMojave, CA59 GWhDec 2014Dec 2024 Wind
Rising Tree Wind Farm IIIRising Tree Wind Farm III LLCMojave, CA261 GWhMay 2015Dec 2024 Wind
River Ranch DairyRenewable Solar, IncHanford, CA7 GWhMay 2024Dec 2024 Solar
Riverside Energy Resource CenterCity of Riverside - (CA)Riverside, CA72 GWhMay 2006Dec 2024 Natural Gas
Riverside RWQCP Fuel CellRiverside Fuel Cell, LLCRiverside, CA9 GWhJul 2016Dec 2024 Other Biomass Gas : 83.8% Natural Gas : 16.2%
Riverview Energy CenterGilroy Energy Center for RiverviewAntioch, CA22 GWhApr 2003Dec 2024 Natural Gas
Roaring Creek Water PowerShasta Hydroelectric IncMontgomery Creek, CA7 GWhNov 1986Dec 2024 Water
Robert O Schulz Solar FarmSouth San Joaquin Irr DistrictOakdale, CA2 GWhApr 2008Dec 2024 Solar
Rock CreekPacific Gas & Electric Co.Storrie, CA610 GWhFeb 1950Sep 2025 Water
Rodeo Solar C2AES Distributed EnergyLancaster, CA3 GWhApr 2014Dec 2024 Solar
Rodeo Solar D2AES Distributed EnergyLancaster, CA3 GWhApr 2014Dec 2024 Solar
Roll DelanoBloom EnergyDelano, CA9 GWhAug 2012Dec 2023 Natural Gas
Roll Delano 2Bloom EnergyDelano, CA7 GWhAug 2012Dec 2023 Natural Gas
Roll Lost HillsBloom EnergyLost Hills, CA6 GWhNov 2012Dec 2023 Natural Gas
RollinsNevada Irrigation DistrictColfax, CA39 GWhJul 1980Dec 2024 Water
Rosamond South 1Golden Fields Solar IV, LLCRosamond, CA36 GWh-Aug 2025 Solar
Rudy Solar, LLCCD US Solar PO 3, LLCSilver Lake, CA4 GWhNov 2014Dec 2024 Solar
Rush CreekSouthern California Edison CoJune lake, CA43 GWhSep 1916Dec 2024 Water
Russell City Energy CenterRussell City Energy Company LLCHayward, CA1 TWhJul 2013Sep 2025 Natural Gas
RutanCD US Solar MT 2 LLCPalmdale, CA4 GWhDec 2013Dec 2024 Solar
Sacramento Municipal Util DistSouth Sutter Water DistrictSacramento, CA16 GWhJan 1985Mar 2024 Water
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA33 GWhApr 2001Sep 2025 Natural Gas
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA258 GWhOct 1991Sep 2025 Natural Gas
Salka Cabazon WindSalka Cabazon Wind LLCNorth Palm Springs, CA8 GWhDec 1998Dec 2024 Wind
Salt SpringsPacific Gas & Electric Co.Pioneer, CA108 GWhMay 1931Dec 2024 Water
San Antonio Regional HospitalSan Antonio Regional HospitalUpland, CA10 GWhDec 1984Dec 2024 Natural Gas
San Antonio West Solar RooftopSS San Antonio West LLCChino, CA2 GWhJul 2012Dec 2024 Solar
San Diego Community CollegeBloom EnergySan Diego, CA8 GWhFeb 2020Dec 2024 Natural Gas
San Diego - EMDF at San DiegoCalifornia PV Energy 3, LLCSan Diego, CA5 GWhMar 2021Dec 2024 Solar
San Diego - NCRC at VistaCalifornia PV Energy 3, LLCVista, CA3 GWhFeb 2021Dec 2024 Solar
San Diego State UniversitySan Diego State UniversitySan Diego, CA52 GWhAug 2002Sep 2025 Natural Gas : 97.6% Solar : 2.4%
San Dimas Wash Generating StationSan Gabriel Valley Mun Wtr DtSan Dimas, CA5 GWhFeb 1986Jun 2024 Water
San Gabriel Hydro ProjectLos Angeles County-San GabrielAzusa, CA5 GWhNov 1987Apr 2024 Water
San Gorgonio Farms Wind FarmSan Gorgonio Farms IncWhitewater, CA61 GWhFeb 1983Dec 2024 Wind
San Gorgonio Westwinds II LLCTerra-Gen Operating Co-WindNorth Palm Springs, CA124 GWhMay 1999Dec 2024 Wind
San Gorgonio Windplant WPP1993FPL Energy Operating Services, Inc.North Palm Springs, CA202 GWhNov 2011Dec 2024 Wind
San Joaquin SolarGASNA 6P, LLCHelm, CA25 GWhSep 2018Dec 2024 Solar
San Jose CogenerationSan Jose State University Fclts Dev &OpsSan Jose, CA34 GWhNov 1984Sep 2025 Natural Gas
San Manuel Central Plant CogensYuhaaviatam of San Manuel NationHighland, CA27 GWhMay 2021Dec 2024 Natural Gas
San Pablo RacewayAES Distributed EnergyLancaster, CA231 GWhJul 2019Sep 2025 Solar
Sand Bar Power PlantTri-Dam Power AuthorityStanislaus Ntl. Fores, CA85 GWhApr 1986Dec 2024 Water
Sand Drag LLCAvenal Solar Holdings LLCAvenal, CA28 GWhJul 2011Dec 2024 Solar
Sandrini Solar 100EDPR CA Solar Park II LLCMettler, CA218 GWhNov 2024Sep 2025 Solar
Sandrini Solar 200EDPR CA Solar Park LLCMettler, CA383 GWhNov 2024Sep 2025 Solar
Santa Barbara ReSource CenterCounty of Santa BarbaraGoleta, CA5 GWhMay 2022Dec 2024 Other Biomass Gas
Santa Clara CogenCity of Santa Clara - (CA)Santa Clara, CA15 GWhMay 1982Dec 2023 Natural Gas
Santa Cruz EnergySanta Cruz Energy LLCSanta Cruz, CA5 GWhOct 2009Dec 2024 Landfill Gas
Santa Fe Springs Rooftop Solar BLDG HGolden Springs Development Company LLCSanta Fe Springs, CA2 GWhFeb 2015Dec 2024 Solar
Santa Fe Springs Rooftop Solar BLDG MGolden Springs Development Company LLCSanta Fe Springs, CA2 GWhFeb 2015Dec 2024 Solar
Santa Rita Jail Fuel CellSRJFC, LLCDublin, CA9 GWhNov 2016Dec 2024 Natural Gas
Santa Rita Jail HybridCounty of Alameda GSADublin, CA13 GWhAug 2001Dec 2023 Natural Gas : 80.9% Solar : 19.1%
Santa Rosa Junior College Petaluma SolarSonoma County Junior College DistrictPetaluma, CA2 GWhJun 2018Dec 2023 Solar
SB Water Reclamation Fuel CellSan Bernardino Fuel Cell, LLCSan Bernardino, CA9 GWhMay 2021Dec 2024 Other Biomass Gas : 91.7% Natural Gas : 8.3%
SC 1 Data Center, Phase 2Xeres Ventures LLCSanta Clara, CA2 GWhAug 2011Sep 2025 Distillate Fuel Oil
Scarlet II HybridEDPR Scarlet II LLCCantua Creek, CA342 GWhNov 2024Sep 2025 Solar
Scarlet Solar (CA)EDP Renewables North America LLCFresno, CA499 GWhMay 2024Sep 2025 Solar
SCC - San JoseBloom EnergySan Jose, CA8 GWhFeb 2014Dec 2024 Natural Gas
SCCCD - Clovis Community CollegeForefront Power, LLCFresno, CA2 GWhNov 2018Dec 2024 Solar
SCCCD - Fresno Community CollegeForefront Power, LLCFresno, CA3 GWhSep 2018Dec 2024 Solar
SCDA Solar 1SCDA Solar 1, LLCSacramento, CA13 GWhSep 2017Dec 2024 Solar
SCE-Snowline-Duncan Road (North)SunEdison LLCPhelan, CA2 GWhSep 2014Dec 2024 Solar
SCE-Snowline-Duncan Road (South)SunEdison LLCPhelan, CA2 GWhSep 2014Dec 2024 Solar
SCE-Snowline-White Rd (Central)SunEdison LLCPhelan, CA3 GWhOct 2014Dec 2024 Solar
SCE-Snowline-White Road (North)SunEdison LLCPhelan, CA3 GWhOct 2014Nov 2024 Solar
SCE-Snowline-White Road (South)SunEdison LLCPhelan, CA3 GWhOct 2014Dec 2024 Solar
Scott FlatNevada Irrigation DistrictNevada City, CA4 GWhJan 1985Oct 2024 Water
SCU000 El Camino Real Fuel Cell2016 ESA Project Company, LLCSanta Clara, CA12 GWhNov 2018Dec 2024 Natural Gas
SCV Water - Gladbach Water Treatment Plant Phases I and IISCV WaterSanta Clara, CA5 GWhNov 2014Dec 2024 Solar
SDCCD - MiramarCleanCapital HoldingsSan Diego, CA2 GWhJan 2011Dec 2024 Solar
SDCWA - Twin OaksCleanCapital HoldingsSan Marcos, CA1 GWhApr 2011Dec 2024 Solar
SE Athos II, LLCSE Athos II, LLCDesert Center, CA565 GWhNov 2021Sep 2025 Solar
Sealed Air Madera Solar ProjectSealed Air CorporationMadera, CA6 GWhApr 2022Dec 2024 Solar
SeaWorld AquaticaOnyx Asset Services GroupChula Vista, CA2 GWhApr 2018Dec 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