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%

Map of California Independent System Operator

Register Now for Comprehensive Access

Subscribe now to access all power plant data, utility information, FERC EQR data, and more for California Independent System Operator.

Create Your Account Today

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 to 100 of 1,387
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Adelanto Solar, LLCAdelanto Solar, LLCAdelanto, CA53 GWhAug 2015Dec 2024 Solar
Coronus Adelanto West 1Clean Focus Yield, LLCAdelanto, CA3 GWhDec 2014Dec 2024 Solar
Coronus Adelanto West 2Clean Focus Yield, LLCAdelanto, CA3 GWhDec 2014Dec 2024 Solar
Baldy Mesa 2_Silver Peak HybridAES Clean EnergyAdelanto, CA98 GWhNov 2024Sep 2025 Solar
Baldy Mesa Solar & StorageAES Clean EnergyAdelanto, CA275 GWhApr 2024Sep 2025 Solar : 99.9%
Adelanto Solar II, LLCAdelanto Solar II, LLCAdelanto, CA14 GWhJun 2015Dec 2024 Solar
Industry Solar Power Generation StationAES Distributed EnergyAdelanto, CA4 GWhNov 2013Dec 2024 Solar
Watts 3115CD US Solar MT 2 LLCAdelanto, CA4 GWhJul 2013Dec 2024 Solar
RE Victor Phelan Solar One LLCMN8 Energy LLCAdelanto, CA45 GWhNov 2013Dec 2024 Solar
Calabasas Gas to Energy FacilityLos Angeles County SanitationAgoura, CA36 GWhJun 2010Dec 2024 Landfill Gas
AlamedaNorthern California Power AgnyAlameda, CA3 GWhApr 1986Dec 2024 Natural Gas
Ratkovich AlhambraBloom EnergyAlhambra, CA8 GWhNov 2018Dec 2024 Natural Gas
White River Solar 2Consolidated Edison Development Inc.Alpaugh, CA48 GWhAug 2014Dec 2024 Solar
White River SolarConsolidated Edison Development Inc.Alpaugh, CA44 GWhJun 2013Dec 2024 Solar
Atwell IslandSPS Atwell Island LLCAlpaugh, CA33 GWhFeb 2013Dec 2024 Solar
Alpaugh NorthConsolidated Edison Development Inc.Alpaugh, CA31 GWhNov 2012Dec 2024 Solar
Alpaugh 50Consolidated Edison Development Inc.Alpaugh, CA85 GWhNov 2012Dec 2024 Solar
Atwell Island West SolarConsolidated Edison Development Inc.Alpaugh, CA45 GWhApr 2015Dec 2024 Solar
Alta PowerhousePacific Gas & Electric Co.Alta, CA1 GWhOct 1902Dec 2024 Water
Dutch FlatPacific Gas & Electric Co.Alta, CA27 GWhFeb 1943Dec 2024 Water
Drum 2Pacific Gas & Electric Co.Alta, CA149 GWhNov 1965Dec 2024 Water
Drum 1Pacific Gas & Electric Co.Alta, CA46 GWhOct 1913Oct 2024 Water
American Canyon SolarRP Napa Solar 1, LLCAmerican Canyon, CA7 GWhAug 2019Dec 2024 Solar
Sutter Home Winery GIRWestbound Solar 3, LLCAmerican Canyon, CA2 GWhJul 2023Dec 2024 Solar
AT&T AnaheimBloom EnergyAnaheim, CA10 GWhAug 2016Dec 2024 Natural Gas
Kaiser East La Palma Ave. Fuel Cell2016 ESA Project Company, LLCAnaheim, CA18 GWhAug 2017Dec 2024 Natural Gas
Canyon Power PlantCity of Anaheim - (CA)Anaheim, CA24 GWhJul 2011Sep 2025 Natural Gas
Anaheim Solar Energy PlantAnaheim Public UtilitiesAnaheim, CA3 GWhJul 2014Dec 2024 Solar
Coleman PHPacific Gas & Electric Co.Anderson, CA27 GWhMay 1979Dec 2024 Water
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA284 GWhSep 1987Sep 2025 Wood/Wood Waste Solids
SPI Anderson 2Sierra Pacific IndustriesAnderson, CA138 GWhJul 2015Oct 2024 Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0%
AngelsUtica Water & Power AuthorityAngels Camp, CA6 GWhDec 1939Dec 2024 Water
Marsh Landing Generating StationMarsh Landing LLCAntioch, CA42 GWhApr 2013Sep 2025 Natural Gas
Riverview Energy CenterGilroy Energy Center for RiverviewAntioch, CA22 GWhApr 2003Dec 2024 Natural Gas
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008Sep 2025 Natural Gas
Kaiser Deer Valley Rd. Fuel Cell2016 ESA Project Company, LLCAntioch, CA11 GWhMar 2017Dec 2024 Natural Gas
SunAnzaArizona Electric Pwr Coop IncAnza, CA8 GWhAug 2017Dec 2024 Solar
Navajo Solar Power Generation Station 1AES Distributed EnergyApple Valley, CA4 GWhNov 2013Dec 2024 Solar
Powhatan Solar Power Generation StationAES Distributed EnergyApple Valley, CA3 GWhNov 2013Dec 2024 Solar
Foundation Cemex BMQFoundation CA Fund VI Manager LLCApple Valley, CA3 GWhNov 2012Dec 2024 Wind
Otoe Solar Power Generation Station 1 LLAES Distributed EnergyApple Valley, CA3 GWhNov 2013Dec 2024 Solar
NunnCD US Solar MT 2 LLCApple Valley, CA2 GWhJun 2013Dec 2024 Solar
SunEdison Walmart Apple Valley DCSunE M5 Holdings LLCApple Valley, CA716 MWhFeb 2009Dec 2024 Solar
Cabrillo CollegeForefront Power, LLCAptos, CA4 GWhNov 2023Dec 2024 Solar
Sun Streams, LLCEDP Renewables North America LLCArlington, AZ406 GWhDec 2019Sep 2025 Solar
Sunshine Valley SolarEDP Renewables North America LLCArmagosa, NV267 GWhNov 2019Sep 2025 Solar
Graniterock QuarryCalCom EnergyAromas, CA9 GWhAug 2022Dec 2024 Solar
Wheeler Ridge 2Madison Energy Investments LLCArvin, CA913 MWhOct 2023Dec 2024 Solar
Tejon Castac Water District SolarCTMW Solar, LLCArvin, CA3 GWhApr 2024Dec 2024 Solar
Orion Solar IOrion Solar I LLCArvin, CA28 GWhMar 2014Dec 2024 Solar
Adobe SolarSouthern Power CoArvin, CA40 GWhApr 2014Dec 2024 Solar
Orion Solar IIOrion Solar II, LLCArvin, CA19 GWhMay 2014Dec 2024 Solar
Atascadero State HospitalEcoplexus, IncAtascadero, CA3 GWhJul 2020Dec 2024 Solar
Big Creek 2ASouthern California Edison CoAuberry, CA211 GWhJul 1928Sep 2025 Water
Big Creek 8Southern California Edison CoAuberry, CA174 GWhJul 1921Dec 2024 Water
Big Creek 2Southern California Edison CoAuberry, CA355 GWhNov 1913Dec 2024 Water
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA371 GWhApr 1983Sep 2025 Water
Big Creek 3Southern California Edison CoAuberry, CA598 GWhAug 1923Sep 2025 Water
NewcastlePacific Gas & Electric Co.Auburn, CA7 GWhNov 1986Dec 2024 Water
WisePacific Gas & Electric Co.Auburn, CA31 GWhFeb 1917Oct 2024 Water
HalseyPacific Gas & Electric Co.Auburn, CA8 GWhNov 1916Oct 2024 Water
Combie SouthNevada Irrigation DistrictAuburn, CA4 GWhMar 1984Dec 2024 Water
Pebbly Beach Generating Station HybridSouthern California Edison CoAvalon, CA29 GWhJun 1958Sep 2025 Distillate Fuel Oil : 94.5% Gaseous Propane : 5.5%
Avenal ParkAvenal Solar Holdings LLCAvenal, CA9 GWhJul 2011Dec 2024 Solar
Sun City Project LLCAvenal Solar Holdings LLCAvenal, CA34 GWhJul 2011Dec 2024 Solar
Sand Drag LLCAvenal Solar Holdings LLCAvenal, CA28 GWhJul 2011Dec 2024 Solar
CED AvenalConsolidated Edison Development Inc.Avenal, CA10 GWhDec 2016Dec 2024 Solar
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA18 TWhApr 1985Sep 2025 Nuclear
San Gabriel Hydro ProjectLos Angeles County-San GabrielAzusa, CA5 GWhNov 1987Apr 2024 Water
Kern River 1Southern California Edison CoBakersfield, CA192 GWhApr 1907Dec 2024 Water
Kern River CogenerationKern River Cogeneration CoBakersfield, CA155 GWhJun 1985Sep 2025 Natural Gas
Bear Mountain LimitedWCAC Operating CompanyBakersfield, CA33 GWhMar 1995Sep 2025 Natural Gas
Southeast Kern River CogenChevron USA IncBakersfield, CA47 GWhJan 1989Sep 2025 Natural Gas
Badger Creek LimitedWCAC Operating CompanyBakersfield, CA6 GWhMar 1991Sep 2025 Natural Gas
McKittrick LimitedWCAC Operating CompanyBakersfield, CA6 GWhSep 1991Sep 2025 Natural Gas
RE Old River One, LLCOnward EnergyBakersfield, CA36 GWhNov 2014Dec 2024 Solar
Shafter Solar LLCShafter Solar LLCBakersfield, CA46 GWhApr 2015Dec 2024 Solar
Kern River Eastridge CogenChevron USA IncBakersfield, CA222 GWhMay 1988Sep 2025 Natural Gas
ABEC Bidart-Old River LLCABEC Bidart-Old River LLCBakersfield, CA16 GWhNov 2013Dec 2024 Other Biomass Gas
High Sierra LimitedWCAC Operating CompanyBakersfield, CA14 GWhFeb 1989Dec 2024 Natural Gas
Kern Oil & Refining CoKern Oil & Refining CoBakersfield, CA34 GWhSep 2002Sep 2025 Natural Gas
Regulus Solar ProjectRegulus Solar, LLCBakersfield, CA154 GWhOct 2014Dec 2024 Solar
Western Power & Steam IncWestern Power and Steam II LLCBakersfield, CA25 GWhFeb 1990Sep 2025 Natural Gas
Kern Front LimitedWCAC Operating CompanyBakersfield, CA12 GWhJan 1989Dec 2024 Natural Gas
Double C Generation Limited PartnershipWCAC Operating CompanyBakersfield, CA15 GWhFeb 1989Dec 2024 Natural Gas
Chalk Cliff LimitedWCAC Operating CompanyBakersfield, CA4 GWhFeb 1990Sep 2025 Natural Gas
Rio Bravo Hydro ProjectOlcese Water DistrictBakersfield, CA35 GWhApr 1989Oct 2024 Water
Mt Poso CogenerationMt Poso Cogeneration CoBakersfield, CA180 GWhApr 1989Nov 2024 Wood/Wood Waste Solids : 99.3% Natural Gas : 0.7%
Improvement Dst No. 4Kern County Water AgencyBakersfield, CA12 MWhDec 2008Dec 2024 Solar
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA304 GWhNov 1987Sep 2025 Natural Gas
Live Oak LimitedWCAC Operating CompanyBakersfield, CA21 GWhFeb 1992Sep 2025 Natural Gas
Vulcan San Emidio SolarRenew Solar VMC LLCBakersfield, CA4 GWhFeb 2023Dec 2024 Solar
Calibrant Bakersfield LLCBay4 Energy Services, LLCBakersfield, CA4 GWhJan 2022Dec 2024 Solar
AVI BakersfieldAnthony Vineyards, Inc.Bakersfield, CA3 GWhMay 2022Dec 2024 Solar
ABEC #3 dba Lakeview DairyABEC #3 LLCBakersfield, CA6 GWhJan 2018Dec 2024 Other Biomass Gas
ABEC #4 dba CE&S DairyABEC #4 LLCBakersfield, CA8 GWhJan 2018Dec 2024 Other Biomass Gas
Laredo Detention Facility - Solar 2, 3County of KernBakersfield, CA5 GWhOct 2021Dec 2024 Solar
Wheeler RidgeAFTW Holdings, LLCBakersfield, CA12 GWhAug 2023Dec 2024 Solar
Kern Del OroREC KDO, LLCBakersfield, CA4 MWhNov 2024Dec 2024 Solar
E&B ResourcesTerraform ArcadiaBakersfield, CA2 GWhNov 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