California Independent System Operator

Balancing Authority Summary Information

California Independent System Operator is ranked #7 out of 64 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityCalifornia Independent System Operator
States Arizona California Nevada New Mexico
Last Update Oct 2026
Annual Generation 168.7 TWh
Power Plants2,170
Utilities1,001
Ranked #7 out of 64 in terms of net annual generation
Ranked #14 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 32% Solar | 30.9% Water | 12.2% Wind | 11.8% Nuclear | 11.2% Coal | 0%

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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 to 100 of 1,426
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
BCE Los Alamitos 1Bright Canyon EnergyLos Alamitos, CA19 GWhJul 2023Dec 2024 Solar
Improvement Dst No. 4Kern County Water Agency - (CA)Bakersfield, CA12 MWhDec 2008Dec 2024 Solar
Victory Garden (Tehachapi)Wind Stream Operations LLCTehachapi, CA33 GWhNov 1981Dec 2024 Wind
Garnet Solar Generation Station I LLCGarnet Solar Generation Station I LLCPalm Springs, CA9 GWhNov 2014Dec 2024 Solar
ZCOWind Stream Operations LLCTehachapi, CA1 GWhNov 1985Dec 2024 Wind
Dos PalosGreenbacker Renewable Energy CorporationDos Palos, CA2 GWhOct 2021Dec 2024 Solar
Juniper Networks SunnyvaleBloom EnergySunnyvale, CA4 GWhNov 2012Dec 2024 Natural Gas
Univ of San Francisco CogenUniversity of San FranciscoSan Francisco, CA5 GWhAug 1987Dec 2024 Natural Gas
Covanta Stanislaus EnergyCovanta Stanislaus IncCrows Landing, CA62 GWhAug 1988Dec 2024 Non-biogenic Municipal Solid Waste : 50.0% Biogenic Municipal Solid Waste : 40.9% Distillate Fuel Oil : 9.1%
Calibrant Bakersfield LLCBay4 Energy Services, LLCBakersfield, CA4 GWhJan 2022Dec 2024 Solar
Three Forks Water Power ProjectGrizzly Mountain RanchZenia, CA3 GWhNov 1984Dec 2024 Water
Helzel & Schwarzhoff 86Wind Stream Operations LLCTehachapi, CA3 GWhNov 1986Dec 2024 Wind
Ameresco Chiquita CanyonAMERESCO Chiquita Canyon LLCCastaic, CA2 GWhOct 2010Dec 2024 Landfill Gas
Westside Solar Power PV1Westside Assets LLCLemoore, CA5 GWhApr 2016Dec 2024 Solar
Kroger La HabraRalph's Grocery CompanyLa Habra, CA2 GWhMar 2020Dec 2024 Solar
Mesa Wind RepowerMesa Wind RepowerWhitewater, CA80 GWhMay 2024Dec 2024 Wind
Frontier HS Solar ProjectMN8 Energy LLCBakersfield, CA2 GWhNov 2018Mar 2025 Solar
B Braun MedicalB Braun Medical IncIrvine, CA29 GWhOct 1982Mar 2025 Natural Gas
CoronaMetropolitan Water District of S CACorona, CA13 GWhJul 1983Apr 2025 Water
TemescalMetropolitan Water District of S CACorona, CA14 GWhJun 1983Apr 2025 Water
Irwindale Brew Yard, LLCIrwindale Brew Yard, LLCIrwindale, CA517 MWhJan 2002Apr 2025 Solar : 99.8%
San Gabriel Hydro ProjectLos Angeles County-San GabrielAzusa, CA2 GWhNov 1987Apr 2025 Water
Bishop Ranch - BR 15-DDAlcosta Boulevard BR 15-DD Solar Project 2020, LLCSan Ramon, CA62 MWhFeb 2025May 2025 Solar
Edom Hills Project 1 LLCEdom Hills Project 1 LLCCathedral City, CA5 GWhAug 2008Jun 2025 Wind
Site 980 65Madera-Chowchilla Power AuthMadera, CA2 GWhJan 1985Jun 2025 Water
HaypressEIF Haypress LLCSierra City, CA17 GWhNov 1988Jun 2025 Water
Walnut Unified School District Walnut HSTesla Inc.Walnut, CA327 MWhJan 2020Jun 2025 Solar
Verizon Comms Garage Top Solar ProjectVerizon CommunicationsSan Jose, CA348 MWhAug 2025Jun 2025 Solar
ParkerMerced Irrigation DistrictSnelling, CA6 GWhMar 1982Jun 2025 Water
EtiwandaMetropolitan Water District of S CARancho Cucamonga, CA1 GWhNov 1994Jul 2025 Water
Indian Valley Dam Hydro ProjectYolo County Flood Control WCDClearlake Oaks, CA11 GWhSep 1983Aug 2025 Water
Tulare Success Power ProjectLower Tule River Irrgtn DistPorterville, CA1 GWhNov 1989Aug 2025 Water
Bear ValleyCity of Escondido - (CA)Escondido, CA3 GWhMay 1986Aug 2025 Water
Fresno SolarWellhead Services, IncSan Joaquin, CA5 GWhSep 2015Aug 2025 Solar
Medline Ind. Phase 2 TracyPowerflexTracy, CA2 GWhMar 2018Aug 2025 Solar
Kingsburg CogenKES Kingsburg LPKingsburg, CA8 GWhNov 1990Sep 2025 Natural Gas
Venable Solar 2Madison Energy Investments LLCBlythe, CA3 GWhMar 2015Sep 2025 Solar
Merced FallsMerced Irrigation DistrictSnelling, CA9 GWhJun 1930Sep 2025 Water
Lemoore 1AES Distributed EnergyLemoore, CA1 GWhJan 2016Sep 2025 Solar
Carson CogenerationCarson Cogeneration CoCarson, CA3 GWhNov 1989Sep 2025 Natural Gas
San DimasMetropolitan Water District of S CASan Dimas, CA10 GWhMay 1981Sep 2025 Water
San Dimas Wash Generating StationSan Gabriel Valley Mun Wtr DtSan Dimas, CA1 GWhFeb 1986Sep 2025 Water
Corcoran Irrigation DistrictMadison Energy Investments LLCCorcoran, CA4 GWhAug 2019Sep 2025 Solar
Lake MathewsMetropolitan Water District of S CARiverside, CA6 GWhJul 1980Oct 2025 Water
Castle Rock VineyardsCastle Rock CoolingDelano, CA2 GWhAug 2010Oct 2025 Solar
Chula Vista Energy CenterWellhead Services, IncChula Vista, CA387 MWhApr 2001Oct 2025 Natural Gas
Scott FlatNevada Irrigation DistrictNevada City, CA4 GWhJan 1985Oct 2025 Water
Vasco WindsVasco Winds, LLCLivermore, CA234 GWhNov 2011Oct 2025 Wind
A G WishonPacific Gas & Electric Co.North Fork, CA24 GWhAug 1910Oct 2025 Water
ToadtownPacific Gas & Electric Co.Magalia, CA2 GWhMar 1986Oct 2025 Water
Delano Energy CenterWellhead Services, IncDelano, CA5 GWhDec 2012Oct 2025 Natural Gas
Diamond Valley LakeMetropolitan Water District of S CAWinchester, CA1 GWhApr 2001Oct 2025 Water
McSwainMerced Irrigation DistrictSnelling, CA27 GWhJun 1967Oct 2025 Water
Bakersfield Industrial PV 1AES Distributed EnergyBakersfield, CA1 GWhNov 2017Oct 2025 Solar
SCV Water - Gladbach Water Treatment Plant Phases I and IISCV WaterSanta Clara, CA858 MWhNov 2014Oct 2025 Solar
ColgateYuba County Water Agency - (CA)Dobbins, CA1 TWhSep 1969Oct 2025 Water
CalPeak Power Panoche Peaker PlantCalPeak Power, LLCFirebaugh, CA2 GWhNov 2001Nov 2025 Natural Gas
Creed Energy CenterCreed Energy Center LLCSuisun, CA3 GWhDec 2002Nov 2025 Natural Gas
Rio Bravo Hydro ProjectOlcese Water DistrictBakersfield, CA27 GWhApr 1989Nov 2025 Water
Yorba LindaMetropolitan Water District of S CAYorba Linda, CA9 GWhOct 1981Nov 2025 Water
SunEdison Walmart Apple Valley DCSunE M5 Holdings LLCApple Valley, CA715 MWhFeb 2009Nov 2025 Solar
Barre PeakerSouthern California Edison CoStanton, CA5 GWhAug 2007Nov 2025 Natural Gas
Kettering Solar 2Tesla Inc.Lancaster, CA2 GWhMay 2014Nov 2025 Solar
Reedley Community College SolarForefront Power, LLCReedley, CA4 GWhNov 2018Nov 2025 Solar
SCCCD - Clovis Community CollegeForefront Power, LLCFresno, CA2 GWhNov 2018Nov 2025 Solar
Spaulding 2Pacific Gas & Electric Co.Emigrant Gap, CA21 MWhJun 1928Nov 2025 Water
FontanaSouthern California Edison CoRialto, CA2 GWhNov 1917Nov 2025 Water
Harbor CogenHarbor Cogeneration Co.Wilmington, CA9 GWhNov 1988Nov 2025 Natural Gas
Riverside Energy Resource CenterCity of Riverside - (CA)Riverside, CA17 GWhMay 2006Nov 2025 Natural Gas
Yolo County Solar ProjectYolo County of - (CA)Woodland, CA446 MWhNov 2010Nov 2025 Solar
Catalina Solar LLCEDF Renewable Asset Holdings, Inc.Rosamond, CA265 GWhNov 2012Nov 2025 Solar
Bear Creek Solar (Lodi)Ecos Energy LLCLodi, CA4 GWhJan 2014Nov 2025 Solar
Kettering Solar 1Tesla Inc.Lancaster, CA2 GWhMay 2014Nov 2025 Solar
SCCCD - Fresno Community CollegeForefront Power, LLCFresno, CA4 GWhSep 2018Nov 2025 Solar
Berrenda Mesa Water DistrictThe Greater Light USA LLCLost Hills, CA15 GWhJun 2023Nov 2025 Solar
Balch 1Pacific Gas & Electric Co.Balch Camp, CA71 GWhJan 1927Dec 2025 Water
Balch 2Pacific Gas & Electric Co.Balch Camp, CA342 GWhOct 1958Dec 2025 Water
Chili BarSacramento Municipal Util DistPlacerville, CA25 GWhFeb 1965Dec 2025 Water
Coleman PHPacific Gas & Electric Co.Anderson, CA31 GWhMay 1979Dec 2025 Water
CrestaPacific Gas & Electric Co.Storrie, CA342 GWhOct 1949Dec 2025 Water
Stony GorgeCity of Santa Clara - (CA)Elk Creek, CA9 GWhMar 1986Dec 2025 Water
HalseyPacific Gas & Electric Co.Auburn, CA22 GWhNov 1916Dec 2025 Water
Hat Creek 1Pacific Gas & Electric Co.Burney, CA32 GWhJul 1921Dec 2025 Water
Hat Creek 2Pacific Gas & Electric Co.Burney, CA46 GWhAug 1921Dec 2025 Water
Thermalito Diverson DamCalifornia Dept. of Water ResourcesOroville, CA10 GWhJun 1987Dec 2025 Water
Kings River PHPacific Gas & Electric Co.Balch Camp, CA81 GWhFeb 1962Dec 2025 Water
San Francisco Bay CoffeeJBR, Inc.Lincoln, CA1 GWhMay 2014Dec 2025 Solar
StanislausPacific Gas & Electric Co.Vallecito, CA200 GWhFeb 1963Dec 2025 Water
Mill Creek 3Southern California Edison CoMill Creek, CA771 MWhFeb 1903Dec 2025 Water
Tiger CreekPacific Gas & Electric Co.Pioneer, CA216 GWhMay 1931Dec 2025 Water
Volta 1Pacific Gas & Electric Co.Manton, CA21 GWhMar 1980Dec 2025 Water
West Point PHPacific Gas & Electric Co.Pioneer, CA18 GWhOct 1948Dec 2025 Water
WisePacific Gas & Electric Co.Auburn, CA30 GWhFeb 1917Dec 2025 Water
Big Creek 1Southern California Edison CoBig Creek, CA409 GWhOct 1913Dec 2025 Water
Big Creek 2Southern California Edison CoAuberry, CA377 GWhNov 1913Dec 2025 Water
Mojave SiphonCalifornia Dept. of Water ResourcesHesperia, CA46 GWhJul 1996Dec 2025 Water
Big Creek 8Southern California Edison CoAuberry, CA152 GWhJul 1921Dec 2025 Water
Bishop Creek 2Southern California Edison CoBishop, CA13 GWhOct 1908Dec 2025 Water
W E WarneCalifornia Dept. of Water ResourcesGorman, CA211 GWhOct 1982Dec 2025 Water
RalstonPlacer County Water Agency - (CA)Foresthill, CA303 GWhSep 1966Dec 2025 Water

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.506.3 TWh1,487
#5Southwest Power Pool314.5 TWh876
#6Southern Company Services, Inc. - Trans259.3 TWh423
#7California Independent System Operator168.7 TWh2,170
#9Tennessee Valley Authority166.2 TWh209
#10Florida Power & Light Co.153.0 TWh188
#12New York Independent System Operator134.1 TWh1,334
#13Duke Energy Carolinas113.4 TWh578
#15ISO New England112.2 TWh1,667
#16Bonneville Power Administration91.1 TWh170