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 401 to 500 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Western Antelope Blue Sky BAES Distributed EnergyLancaster, CA50 GWhNov 2016Dec 2024 Solar
RE Gaskell West 4 LLCRE Gaskell West LLCRosamond, CA50 GWhApr 2023Dec 2024 Solar
Lone Valley Solar Park II LLCLone Valley Solar Park II LLCLucerne Valley, CA50 GWhNov 2014Dec 2024 Solar
RE Gaskell West 3 LLCRE Gaskell West LLCRosamond, CA49 GWhApr 2023Dec 2024 Solar
RE Gaskell West 5 LLCRE Gaskell West LLCRosamond, CA49 GWhApr 2023Dec 2024 Solar
RE Kansas South LLCRE Kansas South LLCLemoore, CA49 GWhMay 2013Dec 2024 Solar
Summer Solar LLCAES Distributed EnergyLancaster, CA49 GWhJun 2016Dec 2024 Solar
White River Solar 2Consolidated Edison Development Inc.Alpaugh, CA48 GWhAug 2014Dec 2024 Solar
Jacumba Solar FarmInvenergy Services LLCJacumba, CA48 GWhJun 2017Dec 2024 Solar
RE Rosamond Two LLCMN8 Energy LLCRosamond, CA48 GWhDec 2013Dec 2024 Solar
Wonderful Lost HillsWonderful Renewable Energy, LLC.Lost Hills, CA48 GWhAug 2021Dec 2024 Solar
Alamo SolarOnward EnergyOro Grande, CA48 GWhApr 2015Dec 2024 Solar
Maricopa West Solar PV, LLCOnward EnergyTaft, CA48 GWhNov 2015Dec 2024 Solar
Dome ProjectSentinel Peak Resources California, LLCFellows, CA48 GWhJul 1988Dec 2024 Natural Gas
Axium Modesto SolarAxium US Solar Holdings LLCModesto, CA47 GWhNov 2012Dec 2024 Solar
Southeast Kern River CogenChevron USA IncBakersfield, CA47 GWhJan 1989Sep 2025 Natural Gas
Portal Ridge Solar B, LLCPortal Ridge Solar, LLCLancaster, CA47 GWhJan 2017Dec 2024 Solar
Windhub Solar A LLCEDP Renewables North America LLCMojave, CA47 GWhNov 2019Dec 2024 Solar
TPC Windfarms LLCTerra-Gen Operating Co-WindMojave, CA46 GWhNov 1986Dec 2024 Wind
Drum 1Pacific Gas & Electric Co.Alta, CA46 GWhOct 1913Oct 2024 Water
Corcoran Solar 3Consolidated Edison Development Inc.Corcoran, CA46 GWhJan 2016Dec 2024 Solar
Bayshore Solar A, LLCAES Distributed EnergyLancaster, CA46 GWhNov 2017Dec 2024 Solar
Shafter Solar LLCShafter Solar LLCBakersfield, CA46 GWhApr 2015Dec 2024 Solar
Pumpjack Solar IDuke Energy Renewables ServicesMcKittrick, CA46 GWhDec 2014Dec 2024 Solar
Mojave SiphonCalifornia Dept. of Water ResourcesHesperia, CA46 GWhJul 1996Dec 2024 Water
MM San Diego-MiramarMM San Diego Energy-MiramarSan Diego, CA46 GWhJun 1997Dec 2024 Landfill Gas : 91.9% Other Biomass Gas : 8.1%
Tehachapi Wind Resource IICalWind Resources IncTehachapi, CA46 GWhDec 1996Dec 2024 Wind
Hayworth SolarAES Distributed EnergyEdison, CA46 GWhNov 2015Dec 2024 Solar
Kingbird A Solar LLCArevon Energy, Inc.Rosamond, CA46 GWhMar 2016Dec 2024 Solar
Feather River Energy CenterCalpine Corp-Yuba CityYuba City, CA46 GWhDec 2002Dec 2024 Natural Gas
Corcoran Solar 2Consolidated Edison Development Inc.Corcoran, CA46 GWhApr 2015Dec 2024 Solar
Atwell Island West SolarConsolidated Edison Development Inc.Alpaugh, CA45 GWhApr 2015Dec 2024 Solar
Mariposa Energy ProjectDiamond Generating CorporationByron, CA45 GWhSep 2012Sep 2025 Natural Gas
Bayshore Solar B, LLCAES Distributed EnergyLancaster, CA45 GWhNov 2017Dec 2024 Solar
Antelope Expansion 1BAES Distributed EnergyLancaster, CA45 GWhOct 2022Dec 2024 Solar
PaulsellCrow Creek Solar, LLCCrows Landing, CA45 GWhMay 2024Sep 2025 Solar
CID Solar, LLCOnward EnergyCorcoran, CA45 GWhNov 2014Dec 2024 Solar
Western Antelope Blue Sky Ranch AAES Distributed EnergyLancaster, CA45 GWhOct 2014Dec 2024 Solar
RE Victor Phelan Solar One LLCMN8 Energy LLCAdelanto, CA45 GWhNov 2013Dec 2024 Solar
Whitney Point SolarWhitney Point Solar, LLCFive Points, CA44 GWhFeb 2017Dec 2024 Solar
White River SolarConsolidated Edison Development Inc.Alpaugh, CA44 GWhJun 2013Dec 2024 Solar
RE Kent South, LLCOnward EnergyLemoore, CA44 GWhNov 2014Dec 2024 Solar
Gilroy Power PlantCalpine Gilroy Cogen LPGilroy, CA44 GWhSep 1987Dec 2024 Natural Gas
Little Bear 4Little Bear Solar 4, LLC (Longroad)Mendota, CA44 GWhNov 2020Sep 2025 Solar
Taft 26C CogenChevron USA IncTaft, CA43 GWhJun 1982Sep 2025 Natural Gas
Ormond BeachOrmond Beach Power, LLCOxnard, CA43 GWhJul 1971Aug 2025 Natural Gas
Isabella Hydro ProjectIsabella PartnersLake Isabella, CA43 GWhNov 1990Dec 2024 Water
Rush CreekSouthern California Edison CoJune lake, CA43 GWhSep 1916Dec 2024 Water
Coalinga 25D CogenChevron USA IncCoalinga, CA42 GWhSep 1986Dec 2024 Natural Gas
Terminus Hydroelectric ProjectEagle Creek Renewable Energy, LLCLemon Cove, CA42 GWhFeb 1990Jun 2024 Water
Longboat Solar, LLCDuke Energy Renewables ServicesBarstow, CA42 GWhNov 2016Dec 2024 Solar
Wildwood Solar I, LLCDuke Energy Renewables ServicesWasco, CA42 GWhJan 2015Dec 2024 Solar
Solar Blythe LLCNRG Solar BlytheBlythe, CA42 GWhNov 2009Dec 2024 Solar
Marsh Landing Generating StationMarsh Landing LLCAntioch, CA42 GWhApr 2013Sep 2025 Natural Gas
Bayshore Solar C, LLCAES Distributed EnergyLancaster, CA41 GWhNov 2017Dec 2024 Solar
Algonquin SKIC20 Solar LLCAlgonquin Power CoTaft, CA41 GWhApr 2015Dec 2024 Solar
Kettleman Solar -CentaurusBoralex US Operations LLCKettleman City, CA41 GWhJun 2015Dec 2024 Solar
NextEra Westside PVWestside Solar, LLCFive Points, CA41 GWhFeb 2017Dec 2024 Solar
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA40 GWhJul 2003Sep 2025 Natural Gas
RE Columbia Two, LLCOnward EnergyMojave, CA40 GWhNov 2014Dec 2024 Solar
Plant No 1 Orange CountyOrange County Sanitation DistFountain Valley, CA40 GWhMay 1993Dec 2024 Other Biomass Gas : 80.1% Natural Gas : 19.9%
Bishop Creek 4Southern California Edison CoBishop, CA40 GWhAug 1905Dec 2024 Water
Mission College Blvd. Fuel Cell2016 ESA Project Company, LLCSanta Clara, CA40 GWhNov 2017Dec 2024 Natural Gas
Redwood 4 Solar Farm54 KR 8me LLCEdison, CA40 GWhNov 2017Dec 2024 Solar
Vandenberg Solar ProjectMN8 Energy LLCVandenberg Airforce B, CA40 GWhNov 2017Dec 2024 Solar
Signal Hill West UnitSignal Hill Petroleum, IncSignal Hill, CA40 GWhJun 2004Sep 2025 Other Gas
AP North Lake I, LPAP North Lake I, LPHemet, CA40 GWhJul 2015Dec 2024 Solar
Adobe SolarSouthern Power CoArvin, CA40 GWhApr 2014Dec 2024 Solar
Sierra Solar GreenworksAES Distributed EnergyLancaster, CA39 GWhOct 2015Dec 2024 Solar
Nicolis Solar PV PlantArevon Energy, Inc.Delano, CA39 GWhAug 2016Dec 2024 Solar
RE Adams East, LLCOnward EnergyFresno, CA39 GWhNov 2014Dec 2024 Solar
AlmondWestlands Almond LLCLemoore, CA39 GWhAug 2023Dec 2024 Solar
CED Ducor 3Consolidated Edison Development Inc.Ducor, CA39 GWhNov 2016Dec 2024 Solar
Yuba City Energy CenterCalpine Corp-Yuba CityYuba City, CA39 GWhJul 2002Dec 2024 Natural Gas
Blacksand Generating FacilityBridge Energy LLCBrea, CA39 GWhMay 2000Dec 2024 Natural Gas
Altamont Gas RecoveryWM Renewable Energy LLCLivermore, CA39 GWhFeb 1969Dec 2024 Landfill Gas
Frontier Solar LLCBoralex US Operations LLCNewman, CA39 GWhMay 2016Dec 2024 Solar
RollinsNevada Irrigation DistrictColfax, CA39 GWhJul 1980Dec 2024 Water
Wildwood Solar IIDuke Energy Renewables ServicesWasco, CA39 GWhDec 2016Dec 2024 Solar
GlenarmCity of Pasadena - (CA)Pasadena, CA39 GWhDec 1975Dec 2024 Natural Gas
AES Alamitos LLCAES Alamitos LLCLong Beach, CA38 GWhAug 1956Aug 2025 Natural Gas
Equinix Caspian Dr. Fuel Cell2016 ESA Project Company, LLCSunnyvale, CA38 GWhNov 2017Dec 2024 Natural Gas
Solar Blythe 2NRG Solar Blythe II LLCBlythe, CA38 GWhMar 2017Dec 2024 Solar
CSUF TrigenerationCalifornia State University at FullertonFullerton, CA38 GWhSep 2010Sep 2025 Natural Gas : 82.8% Solar : 17.2%
Kaiser Napa Valley Corporate Dr Fuel Cel2016 ESA Project Company, LLCNapa, CA38 GWhMay 2017Dec 2024 Natural Gas
Coronal Lost HillsArevon Energy, Inc.Lost Hills, CA37 GWhApr 2015Dec 2024 Solar
North Lancaster RanchAES Distributed EnergyLancaster, CA37 GWhNov 2016Dec 2024 Solar
Sunray 3Sunray Energy 3 LLCDaggett, CA37 GWhNov 1985Dec 2024 Solar
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA37 GWhJan 2010Dec 2024 Natural Gas
Monticello DamSolano Irrigation DistrictWinters, CA36 GWhMay 1983Dec 2024 Water
Calabasas Gas to Energy FacilityLos Angeles County SanitationAgoura, CA36 GWhJun 2010Dec 2024 Landfill Gas
Coalinga Cogeneration FacilityAera Energy LLC-CoalingaCoalinga, CA36 GWhMay 1988Dec 2024 Natural Gas
Rosamond South 1Golden Fields Solar IV, LLCRosamond, CA36 GWh-Aug 2025 Solar
RE Kansas Solar, LLCOnward EnergyLemoore, CA36 GWhNov 2014Dec 2024 Solar
RE Old River One, LLCOnward EnergyBakersfield, CA36 GWhNov 2014Dec 2024 Solar
Welport Lease ProjectSentinel Peak Resources California, LLCMcKittrick, CA35 GWhFeb 1990Dec 2024 Natural Gas
University of California Santa CruzUniversity of California Santa CruzSanta Cruz, CA35 GWhAug 2013Dec 2024 Natural Gas : 91.7% Solar : 8.3%
Sierra Pacific SonoraSierra Pacific IndustriesStandard, CA35 GWhJan 2001Dec 2024 Wood/Wood Waste Solids
Corcoran SolarConsolidated Edison Development Inc.Corcoran, CA35 GWhJul 2013Dec 2024 Solar
Rio Bravo Hydro ProjectOlcese Water DistrictBakersfield, CA35 GWhApr 1989Oct 2024 Water

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