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 101 to 200 of 1,426
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
McSwainMerced Irrigation DistrictSnelling, CA27 GWhJun 1967Oct 2025 Water
Dynegy Moss Landing Power Plant HybridDynegy -Moss Landing LLCMoss Landing, CA2 TWhNov 1967Jul 2026 Natural Gas
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA309 GWhJan 1968Jul 2026 Water
Edward C HyattCalifornia Dept. of Water ResourcesOroville, CA2 TWhFeb 1968Jul 2026 Water
Altamont Gas RecoveryWM Renewable Energy LLCLivermore, CA39 GWhFeb 1969Dec 2025 Landfill Gas
MoccasinCity & County of San Francisco - (CA)Moccasin, CA305 GWhJul 1969Jul 2026 Water
BeldenPacific Gas & Electric Co.Belden, CA430 GWhAug 1969Jul 2026 Water
ColgateYuba County Water Agency - (CA)Dobbins, CA1 TWhSep 1969Oct 2025 Water
Narrows 2Yuba County Water Agency - (CA)Browns Valley, CA181 GWhNov 1969Dec 2025 Water
Geysers Unit 5-20Geysers Power Co LLCMiddletown, CA4 TWhMar 1971Jul 2026 Geothermal
Ormond BeachOrmond Beach Power, LLCOxnard, CA18 GWhJul 1971Jul 2026 Natural Gas
Devil CanyonCalifornia Dept. of Water ResourcesSan Bernardino, CA736 GWhNov 1972Jul 2026 Water
Wellhead Power PanocheWellhead Services, IncFirebaugh, CA7 GWhJul 1973Dec 2025 Natural Gas
EllwoodEllwood Power, LLCGoleta, CA305 MWhJul 1974Dec 2025 Natural Gas
GlenarmCity of Pasadena - (CA)Pasadena, CA130 GWhDec 1975Dec 2025 Natural Gas
Dominguez PlantEco Services Corp.Long Beach, CA34 GWhJul 1976Dec 2025 Waste Heat
Long Beach GenerationLong Beach Generation LLCLong Beach, CA6 GWhNov 1976Dec 2025 Natural Gas
Martinez Sulfuric Acid Regeneration PltEco Services Corp.Martinez, CA13 GWhDec 1977Dec 2025 Waste Heat
Dynegy Oakland Power PlantDynegy Oakland, LLCOakland, CA2 GWhOct 1978May 2026 Jet Fuel
Coleman PHPacific Gas & Electric Co.Anderson, CA31 GWhMay 1979Dec 2025 Water
SouthPacific Gas & Electric Co.Manton, CA11 GWhNov 1979Dec 2025 Water
Loma Linda University CogenLoma Linda UniversityLoma Linda, CA61 GWhJan 1980Jul 2026 Natural Gas
Volta 1Pacific Gas & Electric Co.Manton, CA21 GWhMar 1980Dec 2025 Water
RollinsNevada Irrigation DistrictColfax, CA37 GWhJul 1980Dec 2025 Water
Lake MathewsMetropolitan Water District of S CARiverside, CA6 GWhJul 1980Oct 2025 Water
San DimasMetropolitan Water District of S CASan Dimas, CA10 GWhMay 1981Sep 2025 Water
Oxnard Wastewater Treatment PlantCity of Oxnard - (CA)Oxnard, CA3 GWhJul 1981Jul 2026 Other Biomass Gas : 99.9%
Volta 2Pacific Gas & Electric Co.Manton, CA4 GWhOct 1981Dec 2025 Water
Yorba LindaMetropolitan Water District of S CAYorba Linda, CA9 GWhOct 1981Nov 2025 Water
Victory Garden (Tehachapi)Wind Stream Operations LLCTehachapi, CA33 GWhNov 1981Dec 2024 Wind
ParkerMerced Irrigation DistrictSnelling, CA6 GWhMar 1982Jun 2025 Water
Oak Creek Energy Systems ITerra-Gen Operating Co-WindMojave, CA57 GWhMay 1982Dec 2025 Wind
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA422 GWhJun 1982Jul 2026 Natural Gas
Taft 26C CogenChevron USA IncTaft, CA46 GWhJun 1982Jul 2026 Natural Gas
Cymric 36W CogenChevron USA IncMcKittrick, CA53 GWhSep 1982Dec 2025 Natural Gas
B Braun MedicalB Braun Medical IncIrvine, CA29 GWhOct 1982Mar 2025 Natural Gas
W E WarneCalifornia Dept. of Water ResourcesGorman, CA211 GWhOct 1982Dec 2025 Water
Geothermal 1Northern California Power AgnyMiddletown, CA307 GWhDec 1982Jul 2026 Geothermal
Frankenheimer Power PlantTurlock Irrigation DistrictOakdale, CA11 GWhFeb 1983Dec 2025 Water
San Gorgonio Farms Wind FarmSan Gorgonio Farms IncWhitewater, CA52 GWhFeb 1983Dec 2025 Wind
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA450 GWhApr 1983Jul 2026 Water
Monticello DamSolano Irrigation DistrictWinters, CA41 GWhMay 1983Dec 2025 Water
Gosselin Hydro PlantHumboldt Bay Mun Water DistRuth, CA5 GWhMay 1983Dec 2025 Water
TemescalMetropolitan Water District of S CACorona, CA14 GWhJun 1983Apr 2025 Water
Sly CreekSouth Feather Water and Power AgencyForbestown, CA27 GWhJun 1983Dec 2025 Water
CamancheEast Bay Municipal Util Dist - (CA)Clements & Wallace, CA17 GWhJun 1983Dec 2025 Water
Grossmont HospitalSharp Grossmont HospitalLa Mesa, CA29 GWhJul 1983Dec 2025 Natural Gas
CoronaMetropolitan Water District of S CACorona, CA13 GWhJul 1983Apr 2025 Water
Torrance Refining Company, LLCTorrance Refining Company, LLCTorrance, CA68 GWhAug 1983Jul 2026 Other Gas : 56.6% Waste Heat : 43.4%
CP Kelco San Diego PlantCP Kelco US Inc.San Diego, CA75 GWhSep 1983Jul 2026 Natural Gas
Indian Valley Dam Hydro ProjectYolo County Flood Control WCDClearlake Oaks, CA11 GWhSep 1983Aug 2025 Water
Sonoma California GeothermalGeysers Power Co LLCMiddletown, CA436 GWhNov 1983Dec 2025 Geothermal
East Winds ProjectTerra-Gen Operating Co-WindPalm Springs, CA6 GWhNov 1983Dec 2025 Wind
Pine FlatKings River Conservation DistPiedra, CA333 GWhDec 1983Jul 2026 Water
Ridgetop Energy LLCTerra-Gen Operating Co-WindMojave, CA24 GWhDec 1983Dec 2025 Wind
Calistoga Power PlantGeysers Power Co LLCMiddletown, CA454 GWhFeb 1984Jul 2026 Geothermal
Combie SouthNevada Irrigation DistrictAuburn, CA4 GWhMar 1984Dec 2025 Water
US BoraxU S Borax IncBoron, CA263 GWhJun 1984Jul 2026 Natural Gas
Mesa Wind Power LLCMesa Wind Power LLCNorth Palm Springs, CA117 GWhOct 1984Jul 2026 Wind
Three Forks Water Power ProjectGrizzly Mountain RanchZenia, CA3 GWhNov 1984Dec 2024 Water
Tehachapi Wind Resource ICalWind Resources IncTehachapi, CA12 GWhNov 1984Dec 2025 Wind
Sunray 2Sunray Energy 2, LLCDaggett, CA55 GWhNov 1984Dec 2025 Solar
Mammoth G1Ormat Nevada IncMammoth lakes, CA44 GWhNov 1984Dec 2025 Geothermal
San Jose CogenerationSan Jose State University Fclts Dev &OpsSan Jose, CA35 GWhNov 1984Jul 2026 Natural Gas
Cameron Ridge LLCTerra-Gen Operating Co-WindMojave, CA148 GWhNov 1984Dec 2025 Wind
85 BWind Wall 1 LLCTehachapi, CA93 GWhDec 1984Dec 2025 Wind
San Antonio Regional HospitalSan Antonio Regional HospitalUpland, CA13 GWhDec 1984Dec 2025 Natural Gas
85 AWind Wall 1 LLCTehachapi, CA71 GWhDec 1984Dec 2025 Wind
Karen Avenue Wind FarmSan Gorgonio Farms IncNorth Palm Springs, CA26 GWhDec 1984Dec 2025 Wind
Site 980 65Madera-Chowchilla Power AuthMadera, CA2 GWhJan 1985Jun 2025 Water
Scott FlatNevada Irrigation DistrictNevada City, CA4 GWhJan 1985Oct 2025 Water
Sacramento Municipal Util DistSouth Sutter Water DistrictSacramento, CA14 GWhJan 1985Dec 2025 Water
Friant Hydro FacilityFriant Power AuthorityFriant, CA73 GWhMar 1985Dec 2025 Water
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA18 TWhApr 1985Jul 2026 Nuclear
Municipal Cogen PlantPalm Springs, City of - (CA)Palm Springs, CA8 GWhApr 1985Jul 2026 Natural Gas
Gas Utilization FacilityCity of San Diego - (CA)San Diego, CA27 GWhMay 1985Jul 2026 Other Biomass Gas
New-Indy Ontario MillNew-Indy Ontario LLCOntario, CA244 GWhMay 1985Jul 2026 Natural Gas
Kern River CogenerationKern River Cogeneration CoBakersfield, CA105 GWhJun 1985Jul 2026 Natural Gas
WWTP Power Generation StationEast Bay Municipal Util Dist - (CA)Oakland, CA32 GWhJul 1985Jul 2026 Other Biomass Gas : 98.9% Distillate Fuel Oil : 1.1%
Lost Hills Cogeneration PlantAERA Energy LLCLost Hills, CA8 GWhSep 1985Dec 2025 Natural Gas
Painted Hills Wind ParkTerra-Gen Operating Co-WindWhitewater, CA161 GWhOct 1985Jul 2026 Wind
Coram Energy LLC (4.5MW)Nextera Energy ResourcesTehachapi, CA9 GWhNov 1985Dec 2025 Wind
Geothermal 2Northern California Power AgnyMiddletown, CA324 GWhNov 1985Jul 2026 Geothermal
ZCOWind Stream Operations LLCTehachapi, CA1 GWhNov 1985Dec 2024 Wind
Sunray 3Sunray Energy 3 LLCDaggett, CA37 GWhNov 1985Dec 2025 Solar
South Belridge Cogeneration FacilityAERA Energy LLCMcKittrick, CA475 GWhNov 1985Jul 2026 Natural Gas
Collins Pine ProjectCollins Pine CoChester, CA15 GWhNov 1985Dec 2025 Wood/Wood Waste Solids
Total Energy FacilitiesLos Angeles County SanitationCarson, CA157 GWhDec 1985Dec 2025 Other Biomass Gas : 94.7% Natural Gas : 5.3%
LodiNorthern California Power AgnyLodi, CA2 GWhJan 1986Dec 2025 Natural Gas
Oxnard Paper MillNew-Indy, Oxnard LLCOxnard, CA183 GWhFeb 1986Jul 2026 Natural Gas
San Dimas Wash Generating StationSan Gabriel Valley Mun Wtr DtSan Dimas, CA1 GWhFeb 1986Sep 2025 Water
Stony GorgeCity of Santa Clara - (CA)Elk Creek, CA9 GWhMar 1986Dec 2025 Water
Whitewater Hydro PlantDesert Water AgencyCalifornia, CA5 GWhMar 1986Dec 2025 Water
ToadtownPacific Gas & Electric Co.Magalia, CA2 GWhMar 1986Oct 2025 Water
AlamedaNorthern California Power AgnyAlameda, CA3 GWhApr 1986Dec 2025 Natural Gas
Sand Bar Power PlantTri-Dam Power AuthorityStanislaus Ntl. Fores, CA83 GWhApr 1986Dec 2025 Water
GianeraCity of Santa Clara - (CA)Santa Clara, CA15 GWhMay 1986Dec 2025 Natural Gas
Bear ValleyCity of Escondido - (CA)Escondido, CA3 GWhMay 1986Aug 2025 Water
AlamoCalifornia Dept. of Water ResourcesPearblossom, CA66 GWhJun 1986Dec 2025 Water
Cymric 6Z CogenChevron USA IncMcKittrick, CA27 GWhJun 1986Dec 2025 Natural Gas

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