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 Oct 2025
Annual Generation 188.7 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% Solar | 26.2% Water | 10.9% Wind | 10.9% Nuclear | 9.8%

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Daily Net Generation for California Independent System Operator for the past 3 Years

1M1M800k800k600k600k400k400k200k200k0020232023Jul '23Jul '2320242024Jul '24Jul '2420252025Jul '25Jul '25
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List of All California Independent System Operator Power Plants

Displaying Results 401 to 500 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Trona Solar IIITrona Solar III LLCTrona, CA5 GWhMar 2023Dec 2024 Solar
Expressway Solar AAES Distributed EnergyVictorville, CA5 GWhApr 2014Dec 2024 Solar
POM Beverage SolarWonderful Renewable Energy, LLC.Del Rey, CA5 GWhJun 2021Dec 2024 Solar
CA-DGS-California Men's ColonyForefront Power, LLCSan Luis Obispo, CA5 GWhApr 2023Dec 2024 Solar
Santa Cruz EnergySanta Cruz Energy LLCSanta Cruz, CA5 GWhOct 2009Dec 2024 Landfill Gas
Sierra Pacific Chinese CampSierra Pacific IndustriesChinese Camp, CA5 GWhFeb 2022Dec 2024 Solar
California CityMN8 Energy LLCCalifornia City, CA5 GWhJun 2018Dec 2024 Solar
Exeter SolarAltus Power America Management, LLCExeter, CA5 GWhJan 2014Dec 2024 Solar
Wonderful NurseryWonderful Renewable Energy, LLC.Wasco, CA5 GWhJun 2021Dec 2024 Solar
DSH (CA) - Coalinga State HospitalTeam-Solar, Inc.Coalinga, CA5 GWhJun 2014Dec 2024 Solar
Valley CenterHeelstone Energy Holdings, LLCValley Center, CA5 GWhNov 2016Dec 2024 Solar
Foundation CDCR LACFoundation CA Fund VIII Manager, LLCLancaster, CA5 GWhNov 2017Dec 2024 Wind
CA Jurupa Valley 3251 De Forest CircleCatalyze Mira Loma 3251 De Forest Circle Microgrid LLCJurupa Valley, CA5 GWhMar 2024Dec 2024 Solar
Fresno SolarWellhead Services, IncSan Joaquin, CA5 GWhSep 2015Dec 2024 Solar
San Diego - EMDF at San DiegoCalifornia PV Energy 3, LLCSan Diego, CA5 GWhMar 2021Dec 2024 Solar
Foundation SaIinas Valley State PrisonFoundation CA Fund IX Manager, LLCSoledad, CA5 GWhJul 2018Dec 2024 Wind
PVN Milliken, LLCPVN Milliken, LLCOntario, CA5 GWhMay 2017Dec 2024 Solar
San Dimas Wash Generating StationSan Gabriel Valley Mun Wtr DtSan Dimas, CA5 GWhFeb 1986Jun 2024 Water
NLP GrangerHeelstone Energy Holdings, LLCValley Center, CA5 GWhAug 2016Dec 2024 Solar
Soscol Ferry SolarSoscol Ferry SolarNapa, CA5 GWhNov 2020Dec 2024 Solar
National RaisinNational RaisinFowler, CA5 GWhMay 2015Dec 2024 Solar
Malech Solar FarmCounty of Santa Clara (CA)San Jose, CA5 GWhSep 2017Dec 2024 Solar
Weymouth Solar PlantMetropolitan Water District of S CALa Verne, CA5 GWhMay 2016Dec 2024 Solar
Desert Hot Springs SolarConsolidated Edison Solutions Inc.Desert Hot Springs, CA5 GWhNov 2013Nov 2024 Solar
Westside Solar Power PV1Westside Assets LLCLemoore, CA5 GWhApr 2016Dec 2024 Solar
Dinosaur PointInternational Turbine Res IncLos Banos, CA5 GWhApr 1988Jun 2024 Wind
OES Biogas PowerOrganic Energy Solutions, Inc.San Bernardino, CA5 GWh-Dec 2024 Other Biomass Gas
San Gabriel Hydro ProjectLos Angeles County-San GabrielAzusa, CA5 GWhNov 1987Apr 2024 Water
Site 980 65Madera-Chowchilla Power AuthMadera, CA5 GWhJan 1985Jul 2024 Water
Sonoma Central Landfill Phase IICounty of Sonoma Dept of TrnspPetaluma, CA5 GWhMay 1996Dec 2024 Landfill Gas
Whitewater Hydro PlantDesert Water AgencyCalifornia, CA5 GWhMar 1986Nov 2024 Water
SEPV 18AES Distributed EnergyPalmdale, CA5 GWhDec 2015Dec 2024 Solar
SEPV SierraSEPV Sierra, LLCLancaster, CA5 GWhMar 2020Dec 2024 Solar
Hanford 1 and 2Arevon Energy, Inc.Hanford, CA5 GWhJul 2014Dec 2024 Solar
Ramona Solar EnergySan Diego Gas & Electric CoRamona, CA5 GWhMar 2017Dec 2024 Solar
SCV Water - Gladbach Water Treatment Plant Phases I and IISCV WaterSanta Clara, CA5 GWhNov 2014Dec 2024 Solar
Lost Creek ISnow Mountain Hydro LLCBurney, CA5 GWhNov 1989Dec 2024 Water
Laredo Detention Facility - Solar 2, 3County of KernBakersfield, CA5 GWhOct 2021Dec 2024 Solar
Green Beanworks C PVAES Distributed EnergyPalmdale, CA5 GWhJul 2018Dec 2024 Solar
Costa View Farms127 CVF, LLCMadera, CA5 GWhMay 2024Dec 2024 Solar
CA - DGS RFP - RJ Donovan State PrisonForefront Power, LLCSan Diego, CA5 GWhDec 2023Dec 2024 Solar
Univ of San Francisco CogenUniversity of San FranciscoSan Francisco, CA5 GWhAug 1987Dec 2024 Natural Gas
POM Plant 1Wonderful Renewable Energy, LLC.Del Rey, CA5 GWhNov 2021Dec 2024 Solar
North Palm Springs 1AGreenbacker Renewable Energy CorporationPalm Springs, CA5 GWhMar 2012Dec 2024 Solar
Bakersfield PV 1AES Distributed EnergyBakersfield, CA5 GWhNov 2017Dec 2024 Solar
Tulare 1 and 2Arevon Energy, Inc.Tulare, CA5 GWhDec 2013Dec 2024 Solar
E F Oxnard Energy FacilityEF Oxnard, LLCOxnard, CA5 GWhMay 1990Jul 2025 Natural Gas
Beckton Dickenson - San JoseBloom EnergySan Jose, CA5 GWhJun 2016Jul 2024 Natural Gas
PerrisMetropolitan Water District of S CAPerris, CA5 GWhApr 1983Jan 2024 Water
Gap Pacific Distribution CenterMN8 Energy LLCFresno, CA5 GWhSep 2008Dec 2024 Solar
Foundation California Training FacilityFoundation CA Fund IX Manager, LLCSoledad, CA5 GWhJul 2018Dec 2024 Wind
Diamond Valley LakeMetropolitan Water District of S CAWinchester, CA5 GWhApr 2001Apr 2024 Water
Verwey-Hanford Dairy Digester #3Hanford Renewable Energy LLCHanford, CA5 GWhJun 2019Dec 2024 Other Biomass Gas
Santa Barbara ReSource CenterCounty of Santa BarbaraGoleta, CA5 GWhMay 2022Dec 2024 Other Biomass Gas
ParkerMerced Irrigation DistrictSnelling, CA5 GWhMar 1982Oct 2024 Water
Sunny Cow Solar, LLCSunny Cow Solar, LLCBakersfield, CA5 GWhSep 2023Dec 2024 Solar
Roll Lost HillsBloom EnergyLost Hills, CA6 GWhNov 2012Dec 2023 Natural Gas
EMWD - Moreno Valley RWRFSkyHigh 2 SolarMoreno Valley, CA6 GWhJun 2021Dec 2024 Solar
Sheep Creek Community Solar FarmPhelan Solar LLCEl Mirage, CA6 GWhJul 2023Dec 2024 Solar
Ivanhoe SolarAltus Power America Management, LLCVisalia, CA6 GWhDec 2013Dec 2024 Solar
Extreme San IgnacioBloom EnergySan Jose, CA6 GWhApr 2019Jun 2024 Natural Gas
Foundation Mann PackingFoundation CA Fund IX Manager, LLCGonzales, CA6 GWhMar 2019Dec 2024 Wind
CSP Los AngelesEcoplexus, IncLancaster, CA6 GWhSep 2022Dec 2024 Solar
AT&T - Redwood CityBloom EnergyRedwood City, CA6 GWhFeb 2013Dec 2024 Natural Gas
Sonoma Central Landfill Phase ICounty of Sonoma Dept of TrnspPetaluma, CA6 GWhJun 1993Dec 2024 Landfill Gas
Berry Placerita CogenShadow Wolf EnergySanta Clarita, CA6 GWhFeb 1990Jul 2025 Natural Gas
Lone OakBravo REC Management LLCHanford, CA6 GWhFeb 2023Dec 2024 Solar
Porterville SolarAltus Power America Management, LLCPorterville, CA6 GWhDec 2013Dec 2024 Solar
AES Huntington Beach LLCAES Huntington Beach LLCHuntington Beach, CA6 GWhMay 1958Jul 2025 Natural Gas
Prologis L.PPowerflexTracy, CA6 GWhJul 2018Dec 2024 Solar
Danell Bros IncRenewable Solar, IncHanford, CA6 GWhAug 2021Dec 2023 Solar
Stanford Campus SolarMN8 Energy LLCStanford, CA6 GWhFeb 2017Dec 2024 Solar
Verwey-Hanford Dairy Digester #2Hanford Renewable Energy LLCHanford, CA6 GWhJun 2019Dec 2024 Other Biomass Gas
Cuyamaca Peak Energy PlantSan Diego Gas & Electric CoEl Cajon, CA6 GWhApr 2002Dec 2024 Natural Gas
Gosselin Hydro PlantHumboldt Bay Mun Water DistRuth, CA6 GWhMay 1983Dec 2024 Water
Algonquin Power Sanger LLCAlgonquin Power Sanger LLCSanger, CA6 GWhNov 2007Jul 2025 Natural Gas
Dissigno Healdsburg FPV, LLCPalmetto Power Management LLCHealdsburg, CA6 GWhNov 2020Dec 2024 Solar
MaximBloom EnergySan Jose, CA6 GWhJul 2014Dec 2024 Natural Gas
Paso Robles - Municipal AirportOnyx Asset Services GroupPaso Robles, CA6 GWhDec 2023Dec 2024 Solar
Indian Valley Dam Hydro ProjectYolo County Flood Control WCDClearlake Oaks, CA6 GWhSep 1983Aug 2024 Water
Shasta Solar FarmIgnite Solar Holdings LLCFall River Mills, CA6 GWhFeb 2014Dec 2024 Solar
Kingsburg SolarAltus Power America Management, LLCKingsburg, CA6 GWhNov 2013Dec 2024 Solar
ABEC #3 dba Lakeview DairyABEC #3 LLCBakersfield, CA6 GWhJan 2018Dec 2024 Other Biomass Gas
Sealed Air Madera Solar ProjectSealed Air CorporationMadera, CA6 GWhApr 2022Dec 2024 Solar
One Ten Partners PVOne Ten Partners, LLCPalmdale, CA6 GWhAug 2017Dec 2024 Solar
Electrolyte BESSHenrietta BESS LLCLemoore, CA6 GWh-Jul 2025 Electricity used for energy storage
CalPeak Power Enterprise Peaker PlantCalPeak Power, LLCEscondido, CA6 GWhOct 2001Dec 2024 Natural Gas
Amazon SAN3 Solar ProjectSolar Star Prime 4 LLCSan Diego, CA6 GWhApr 2024Dec 2024 Solar
Hanford Energy Park PeakerMRP San Joaquin Energy LLC.Hanford, CA6 GWhAug 2001Jul 2025 Natural Gas
PSREC/SIAD SolarPlumas Sierra Rural Electric CoopHerlong, CA6 GWhAug 2018Dec 2024 Solar
Ventura SolarVentura Solar LLCFillmore, CA6 GWhAug 2021Dec 2024 Solar
Kilroy SolarNautilus Solar SolutionsSan Diego, CA6 GWhDec 2017Dec 2024 Solar
Lindsay SolarAltus Power America Management, LLCLindsay, CA6 GWhDec 2013Dec 2024 Solar
GianeraCity of Santa Clara - (CA)Santa Clara, CA6 GWhMay 1986Dec 2024 Natural Gas
AngelsUtica Water & Power AuthorityAngels Camp, CA6 GWhDec 1939Dec 2024 Water
Butte College Main Campus SolarButte-Glenn Community College DistrictOroville, CA6 GWhJun 2011Dec 2024 Solar
Creed Energy CenterCreed Energy Center LLCSuisun, CA6 GWhDec 2002Dec 2024 Natural Gas
Visalia CSG LLCDimension Energy LLCTulare, CA6 GWhFeb 2024Dec 2024 Solar
EMWD - Perris Valley RWRFSkyHigh 2 SolarPerris, CA6 GWhJun 2021Dec 2024 Solar
AT&T - San Diego Trade StreetBloom EnergySan Diego, CA6 GWhFeb 2016Dec 2024 Natural Gas

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#27Arizona Public Service Company23.4 TWh92
#54Arlington Valley, LLC3.4 TWh1
#35Balancing Authority of Northern California15.0 TWh87
#48Imperial Irrigation District6.2 TWh66
#31Los Angeles Department of Water and Power18.6 TWh124
#22Nevada Power Company37.1 TWh139
#60New Harquahala Generating Company, LLC1.2 TWh1
#18Salt River Project Agricultural Improvement and Power District60.5 TWh48
#57Turlock 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
#3Electric Reliability Council of Texas, Inc.482.3 TWh1,313
#5Southwest Power Pool298.0 TWh835
#6Southern Company Services, Inc. - Trans249.8 TWh417
#7California Independent System Operator188.7 TWh2,075
#8Tennessee Valley Authority160.6 TWh204
#10Florida Power & Light Co.148.9 TWh187
#12New York Independent System Operator131.6 TWh1,211
#13Duke Energy Carolinas112.0 TWh565
#14ISO New England104.0 TWh1,577
#16Bonneville Power Administration79.9 TWh163