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 Dec 2024
Annual Generation 191.4 TWh
Power Plants1,943
Utilities893
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 | 45.3% Solar | 23.2% Water | 12% Wind | 10.2% Nuclear | 9.1%

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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 1,357
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Wheelabrator ShastaShasta Sustainable Resource Management, Inc.Anderson, CA276 GWhSep 1987Sep 2024 Wood/Wood Waste Solids
J S EastwoodSouthern California Edison CoShaver Lake, CA22 GWhNov 1987Sep 2024 Water
Argus Cogen PlantSearles Valley Minerals Operations Inc.Trona, CA254 GWhNov 1947Sep 2024 Bituminous Coal : 90.5% Natural Gas : 9.5%
Childrens HospitalDTE San Diego COGEN Inc.San Diego, CA27 GWhMar 2000Sep 2024 Natural Gas
Richmond CogenChevron Products Company-RichmondRichmond, CA922 GWhJul 1992Sep 2024 Natural Gas : 97.8% Other Gas : 2.2%
Covanta Stanislaus EnergyCovanta Stanislaus IncCrows Landing, CA85 GWhAug 1988Sep 2024 Non-biogenic Municipal Solid Waste : 51.1% Biogenic Municipal Solid Waste : 41.8% Distillate Fuel Oil : 7.1%
Calistoga Power PlantGeysers Power Co LLCMiddletown, CA465 GWhFeb 1984Sep 2024 Geothermal
BeldenPacific Gas & Electric Co.Belden, CA333 GWhAug 1969Sep 2024 Water
Edward C HyattCalifornia Dept. of Water ResourcesOroville, CA2 TWhFeb 1968Sep 2024 Water
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA121 GWhDec 1937Sep 2024 Wood/Wood Waste Solids : 99.7%
Geothermal 2Northern California Power AgnyMiddletown, CA296 GWhNov 1985Sep 2024 Geothermal
Caribou 2Pacific Gas & Electric Co.Belden, CA338 GWhOct 1958Sep 2024 Water
Western Power & Steam IncWestern Power and Steam II LLCBakersfield, CA28 GWhFeb 1990Sep 2024 Natural Gas
Goal Line LPGoal Line LPEscondido, CA13 GWhJul 1994Sep 2024 Natural Gas
W R GianelliCalifornia Dept. of Water ResourcesGustine, CA41 GWhFeb 1967Sep 2024 Water
Kern River CogenerationKern River Cogeneration CoBakersfield, CA189 GWhJun 1985Sep 2024 Natural Gas
Lockhart Solar PV, LLCTerra-Gen Operating Co-SolarHinkley, CA224 GWhNov 1989Sep 2024 Solar
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA390 GWhApr 1983Sep 2024 Water
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA50 GWhJul 2003Sep 2024 Natural Gas
E F Oxnard Energy FacilityEF Oxnard, LLCOxnard, CA8 GWhMay 1990Sep 2024 Natural Gas
Badger Creek LimitedWCAC Operating CompanyBakersfield, CA21 GWhMar 1991Sep 2024 Natural Gas
ElectraPacific Gas & Electric Co.Jackson, CA338 GWhMay 1948Sep 2024 Water
HaasPacific Gas & Electric Co.Balch Camp, CA541 GWhNov 1958Sep 2024 Water
Middle ForkPlacer County Water AgencyForesthill, CA476 GWhSep 1966Sep 2024 Water
Dixie ValleyOrmat Nevada IncFallon, NV406 GWhMay 1988Sep 2024 Geothermal
Salinas River CogenerationSalinas River Cogeneration CoSan Ardo, CA229 GWhOct 1991Sep 2024 Natural Gas
Humboldt BayPacific Gas & Electric Co.Eureka, CA363 GWhAug 2010Sep 2024 Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
James B BlackPacific Gas & Electric Co.Big Bend, CA377 GWhNov 1965Sep 2024 Water
Biola University HybridBiola UniversityLa Mirada, CA11 GWhMar 1990Sep 2024 Natural Gas
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA17 TWhApr 1985Sep 2024 Nuclear
Dynegy Moss Landing Power Plant HybridDynegy -Moss Landing LLCMoss Landing, CA5 TWhNov 1967Sep 2024 Natural Gas
Loma Linda University CogenLoma Linda UniversityLoma Linda, CA55 GWhJan 1980Sep 2024 Natural Gas
Pine FlatKings River Conservation DistPiedra, CA485 GWhDec 1983Sep 2024 Water
Greenleaf 2 Power PlantGreenleaf Energy LLCYuba City, CA34 GWhSep 1989Sep 2024 Natural Gas
Marathon Bay Area CogenTesoro Marketing & Refining Co. LLC (Martinez)Martinez, CA662 GWhJan 1987Sep 2024 Natural Gas
Solano WindSacramento Municipal Util DistRio Vista, CA593 GWhMay 1994Sep 2024 Wind
Pit 4Pacific Gas & Electric Co.Big Bend, CA311 GWhJun 1955Sep 2024 Water
Pit 5Pacific Gas & Electric Co.Big Bend, CA368 GWhMar 1944Sep 2024 Water
ColgateYuba County Water AgencyDobbins, CA1 TWhSep 1969Sep 2024 Water
Pit 7Pacific Gas & Electric Co.Montgomery Creek, CA263 GWhAug 1965Sep 2024 Water
PoePacific Gas & Electric Co.Storrie, CA590 GWhSep 1958Sep 2024 Water
Rock CreekPacific Gas & Electric Co.Storrie, CA559 GWhFeb 1950Sep 2024 Water
SRI International Cogen ProjectIPT SRI Cogeneration IncMenlo Park, CA26 GWhMar 1987Sep 2024 Natural Gas
Sycamore CogenerationSycamore Cogeneration CoBakersfield, CA352 GWhNov 1987Sep 2024 Natural Gas
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA482 GWhJun 1982Sep 2024 Natural Gas
Oxnard Wastewater Treatment PlantOxnard City ofOxnard, CA5 GWhJul 1981Sep 2024 Other Biomass Gas : 88.8% Natural Gas : 11.2%
CSUCI Site AuthorityCSUCI Site AuthorityCamarillo, CA3 GWhFeb 1988Sep 2024 Natural Gas
Berry Cogen Tanne Hills 18Berry Petroleum CoMaricopa, CA137 GWhNov 1986Sep 2024 Natural Gas
PE BerkeleyBerkeley Cogeneration FacilityBerkeley, CA161 GWhMay 1987Sep 2024 Natural Gas
Live Oak LimitedWCAC Operating CompanyBakersfield, CA23 GWhFeb 1992Sep 2024 Natural Gas
Geysers Unit 5-20Geysers Power Co LLCMiddletown, CA4 TWhMar 1971Sep 2024 Geothermal
Taft 26C CogenChevron USA IncTaft, CA58 GWhJun 1982Sep 2024 Natural Gas
ThermalitoCalifornia Dept. of Water ResourcesOroville, CA350 GWhJan 1968Sep 2024 Water
Naval Hospital Medical CenterDepartment of the NavySan Diego, CA21 GWhNov 2003Sep 2024 Natural Gas
Kern River Eastridge CogenChevron USA IncBakersfield, CA225 GWhMay 1988Sep 2024 Natural Gas
CP Kelco San Diego PlantCP Kelco US Inc.San Diego, CA78 GWhSep 1983Sep 2024 Natural Gas
AES Alamitos LLCAES Alamitos LLCLong Beach, CA167 GWhAug 1956Sep 2024 Natural Gas
Berry Placerita CogenShadow Wolf EnergySanta Clarita, CA31 GWhFeb 1990Sep 2024 Natural Gas
Collierville PowerhouseNorthern California Power AgnyMurphys, CA532 GWhOct 1989Sep 2024 Water
Big Creek 3Southern California Edison CoAuberry, CA746 GWhAug 1923Sep 2024 Water
Big Creek 4Southern California Edison CoNorth Fork, CA428 GWhMay 1951Sep 2024 Water
Midway Sunset CogenMidway-Sunset Cogeneration CoFellows, CA267 GWhApr 1989Sep 2024 Natural Gas
Big Creek 2ASouthern California Edison CoAuberry, CA537 GWhJul 1928Sep 2024 Water
Geothermal 1Northern California Power AgnyMiddletown, CA250 GWhDec 1982Sep 2024 Geothermal
Kaweah Delta District HospitalKaweah Delta HospitalVisalia, CA22 GWhSep 2008Sep 2024 Natural Gas
El Segundo CogenChevron USA Inc-El SegundoEl Segundo, CA1 TWhNov 1987Sep 2024 Natural Gas : 99.8%
Encina Water Pollution ControlEncina Joint Powers AuthorityCarlsbad, CA14 GWhOct 2008Sep 2024 Other Biomass Gas : 96.1% Natural Gas : 3.9%
Pebbly Beach Generating Station HybridSouthern California Edison CoAvalon, CA29 GWhJun 1958Sep 2024 Distillate Fuel Oil : 94.6% Gaseous Propane : 5.4%
SEGS IXTerra-Gen Operating Co-SolarHinkley, CA112 GWhAug 1990Sep 2024 Solar
AES Huntington Beach LLCAES Huntington Beach LLCHuntington Beach, CA76 GWhMay 1958Sep 2024 Natural Gas
New-Indy Ontario MillNew-Indy Ontario LLCOntario, CA245 GWhMay 1985Sep 2024 Natural Gas
King City Power PlantCalpine King City Cogen LLCKing City, CA44 GWhJan 1989Sep 2024 Natural Gas
San Jose CogenerationSan Jose State University Fclts Dev &OpsSan Jose, CA34 GWhNov 1984Sep 2024 Natural Gas
Puente Hills Energy RecoveryLos Angeles County SanitationWhittier, CA159 GWhSep 1986Sep 2024 Landfill Gas
Saint Agnes Medical CenterSaint Agnes Medical CenterFresno, CA25 GWhApr 2001Sep 2024 Natural Gas
Mammoth PoolSouthern California Edison CoNorth Fork, CA521 GWhFeb 1960Sep 2024 Water
Ormond BeachOrmond Beach Power, LLCOxnard, CA69 GWhJul 1971Sep 2024 Natural Gas
Martinez RefiningMartinez Refining CoMartinez, CA708 GWhOct 1995Sep 2024 Natural Gas : 96.7% Other Gas : 3.3%
Coso Finance PartnersCoso Operating Co LLCInyokern, CA389 GWhJun 1987Sep 2024 Geothermal
Bear Mountain LimitedWCAC Operating CompanyBakersfield, CA42 GWhMar 1995Sep 2024 Natural Gas
Chalk Cliff LimitedWCAC Operating CompanyBakersfield, CA22 GWhFeb 1990Sep 2024 Natural Gas
Mountainview Generating StationSouthern California Edison CoRedlands, CA3 TWhNov 2005Sep 2024 Natural Gas
Devil CanyonCalifornia Dept. of Water ResourcesSan Bernardino, CA905 GWhNov 1972Sep 2024 Water
San Diego State UniversitySan Diego State UniversitySan Diego, CA56 GWhAug 2002Sep 2024 Natural Gas : 97.6% Solar : 2.4%
Coso Power DevelopersCoso Operating Co LLCInyokern, CA328 GWhOct 1989Sep 2024 Geothermal
Dion R HolmCity & County of San FranciscoGroveland, CA509 GWhJul 1960Sep 2024 Water
MoccasinCity & County of San FranciscoMoccasin, CA268 GWhJul 1969Sep 2024 Water
R C KirkwoodCity & County of San FranciscoGroveland, CA435 GWhJan 1967Sep 2024 Water
US BoraxU S Borax IncBoron, CA279 GWhJun 1984Sep 2024 Natural Gas
Painted Hills Wind ParkTerra-Gen Operating Co-WindWhitewater, CA175 GWhOct 1985Sep 2024 Wind
Watson CogenerationARCO Products Co-WatsonCarson, CA2 TWhNov 1987Sep 2024 Natural Gas : 84.6% Other Gas : 14.9%
Gas Utilization FacilityCity of San DiegoSan Diego, CA33 GWhMay 1985Sep 2024 Other Biomass Gas
AltaGas Ripon Energy Inc.AltaGas Ripon Energy Inc.Ripon, CA2 GWhMar 1988Sep 2024 Natural Gas
Berry CogenBerry Petroleum CoTaft, CA17 GWhNov 1986Sep 2024 Natural Gas
McKittrick LimitedWCAC Operating CompanyBakersfield, CA17 GWhSep 1991Sep 2024 Natural Gas
Municipal Cogen PlantPalm Springs City ofPalm Springs, CA7 GWhApr 1985Sep 2024 Natural Gas
Torrance Refining Company, LLCTorrance Refining Company, LLCTorrance, CA51 GWhAug 1983Sep 2024 Other Gas : 83.2% Waste Heat : 16.8%
Pacific-Ultrapower Chinese StationIHI Power Services CorpJamestown, CA137 GWhSep 1986Sep 2024 Wood/Wood Waste Solids : 99.6%
South Belridge Cogeneration FacilityAERA Energy LLCMcKittrick, CA487 GWhNov 1985Sep 2024 Natural Gas
Southeast Kern River CogenChevron USA IncBakersfield, CA86 GWhJan 1989Sep 2024 Natural Gas

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#28Arizona Public Service Company22.0 TWh75
#53Arlington Valley, LLC3.6 TWh1
#36Balancing Authority of Northern California15.2 TWh83
#48Imperial Irrigation District5.6 TWh65
#33Los Angeles Department of Water and Power16.1 TWh120
#22Nevada Power Company37.7 TWh136
#56New Harquahala Generating Company, LLC2.9 TWh1
#18Salt River Project Agricultural Improvement and Power District58.9 TWh45
#57Turlock Irrigation District2.3 TWh11
#41Western Area Power Administration - Desert Southwest Region8.5 TWh30

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.462.4 TWh1,139
#5Southwest Power Pool290.5 TWh762
#6Southern Company Services, Inc. - Trans247.8 TWh393
#7California Independent System Operator191.4 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.4 TWh159
#12New York Independent System Operator129.6 TWh1,100
#13Duke Energy Carolinas110.8 TWh556
#15ISO New England103.6 TWh1,487
#16Bonneville Power Administration79.9 TWh158