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
High Winds LLCFPLE High Winds, LLCBirds Landing, CA233 GWhJun 2003Dec 2024 Wind
California Institute of TechnologyCalifornia Institute-TechnologyPasadena, CA40 GWhJul 2003Sep 2025 Natural Gas
Naval Hospital Medical CenterDepartment of the NavySan Diego, CA16 GWhNov 2003Sep 2025 Natural Gas
Blythe Energy IncAltaGas Blythe Operations IncBlythe, CA372 GWhNov 2003Sep 2025 Natural Gas
One Market PlazaParamount Group IncSan Francisco, CA177 MWhNov 2003Dec 2024 Natural Gas
Mountain View IIIAvangrid Power LLCNorth Palm Springs, CA76 GWhNov 2003Dec 2024 Wind
Sierra Pacific Lincoln FacilitySierra Pacific IndustriesLincoln, CA94 GWhFeb 2004Dec 2024 Wood/Wood Waste Solids
Sycamore Energy LLCSycamore Energy LLCSantee, CA23 GWhMar 2004Dec 2024 Landfill Gas
Signal Hill West UnitSignal Hill Petroleum, IncSignal Hill, CA40 GWhJun 2004Sep 2025 Other Gas
Lincoln LandfillEnergy 2001 IncLincoln, CA29 GWhOct 2004Dec 2024 Landfill Gas
Diablo Winds LLCSequitur Renewables, LLCLivermore, CA20 GWhNov 2004Dec 2024 Wind
Oasis WindTerra-Gen Operating Co-WindMojave, CA238 GWhNov 2004Dec 2024 Wind
Coram Energy LLCNextera Energy ResourcesTehachapi, CA10 GWhDec 2004Dec 2024 Wind
Bear Valley Power PlantBear Valley Electric ServiceBig Bear Lake, CA307 MWhDec 2004Dec 2024 Natural Gas
Donald Von Raesfeld Power PlantCity of Santa Clara - (CA)Santa Clara, CA741 GWhFeb 2005Sep 2025 Natural Gas
Clearwater Power PlantCity of Riverside - (CA)Corona, CA10 GWhFeb 2005Dec 2024 Natural Gas
Coram Energy LLC (ECT)Nextera Energy ResourcesTehachapi, CA18 GWhApr 2005Dec 2024 Wind
Sierra Nevada Brewing Co HybridSierra Nevada Brewing CoChico, CA10 GWhApr 2005Dec 2024 Natural Gas : 76.8% Solar : 21.6% Other Biomass Gas : 1.6%
Pastoria Energy Facility, LLCCalpine Corp - Pastoria Energy CenterLebec, CA4 TWhApr 2005Sep 2025 Natural Gas
Miramar Energy FacilitySan Diego Gas & Electric CoSan Diego, CA8 GWhMay 2005Sep 2025 Natural Gas
Metcalf Energy CenterCalpine Corp - Metcalf Energy CenterSan Jose, CA3 TWhMay 2005Sep 2025 Natural Gas
W PlantQualcomm IncorporatedSan Diego, CA28 GWhJun 2005Sep 2025 Natural Gas
Malaga Power LLCCalPeak Power, LLCFresno, CA12 GWhAug 2005Sep 2025 Natural Gas
MalburgCity of VernonVernon, CA326 GWhSep 2005Sep 2025 Natural Gas
Palomar EnergySan Diego Gas & Electric CoEscondido, CA1 TWhSep 2005Sep 2025 Natural Gas
Kumeyaay WindLeeward Asset Management, LLCCampo, CA127 GWhNov 2005Dec 2024 Wind
Mountainview Generating StationSouthern California Edison CoRedlands, CA2 TWhNov 2005Sep 2025 Natural Gas
Ameresco Santa Cruz EnergyAMERESCO Santa Cruz Energy LLCWatsonville, CA16 GWhDec 2005Dec 2024 Landfill Gas
Shiloh I Wind ProjectAvangrid Power LLCRio Vista, CA390 GWhApr 2006Dec 2024 Wind
Chuckawalla Valley State PrisonSunE CPA CDC1 LLCBlythe, CA1 GWhMay 2006Dec 2024 Solar
Riverside Energy Resource CenterCity of Riverside - (CA)Riverside, CA72 GWhMay 2006Dec 2024 Natural Gas
Hoag Hospital Cogen PlantHoag Memorial Presbyterian HospitalNewport Beach, CA21 GWhJun 2006Sep 2025 Natural Gas
Buena Vista Energy LLCLeeward Asset Management, LLCByron, CA90 GWhNov 2006Dec 2024 Wind
Energy CenterUniversity of RedlandsRedlands, CA1 GWhJan 2007Dec 2024 Natural Gas
P PlantQualcomm IncorporatedSan Diego, CA30 GWhFeb 2007Jul 2024 Natural Gas
UCI Facilities Management Central PlantUniversity of California IrvineIrvine, CA113 GWhJun 2007Sep 2025 Natural Gas
Transamerica PyramidTransamerica Pyramid Properties LLCSan Francisco, CA525 MWhJun 2007Dec 2023 Natural Gas
Walgreens Woodland Distribution CenterSunE WG45 Woodland LLCWoodland, CA908 MWhJul 2007Dec 2024 Solar
Grapeland HybridSouthern California Edison CoRancho Cucamonga, CA4 GWhAug 2007Dec 2024 Natural Gas
Mira Loma PeakerSouthern California Edison CoOntario, CA11 GWhAug 2007Dec 2024 Natural Gas
Barre PeakerSouthern California Edison CoStanton, CA13 GWhAug 2007Nov 2024 Natural Gas
Center HybridSouthern California Edison CoNorwalk, CA7 GWhAug 2007Dec 2024 Natural Gas
SunEdison Walgreens Moreno ValleySunE WG113 Moreno Valley LLCMoreno Valley, CA900 MWhAug 2007Dec 2024 Solar
Kohls San Bernardino Solar FacilitySunE WF3 KHL A Holdings, LLCSan Bernardino, CA944 MWhOct 2007Dec 2024 Solar
CSU Fresno Solar ProjectMMA Fresno Power LPFresno, CA1 GWhNov 2007Dec 2024 Solar
Algonquin Power Sanger LLCAlgonquin Power Sanger LLCSanger, CA5 GWhNov 2007Sep 2025 Natural Gas
Dillon Wind LLCAvangrid Power LLCNorth Palm Springs, CA142 GWhMar 2008Dec 2024 Wind
SunEdison Ironwood State PrisonSunE CPA CDC2 LLCBlythe, CA996 MWhApr 2008Dec 2024 Solar
Broadridge CogenBroadridge Customer CommunicationsEl Dorado Hills, CA16 GWhApr 2008Dec 2024 Natural Gas : 91.9% Solar : 8.1%
Robert O Schulz Solar FarmSouth San Joaquin Irr DistrictOakdale, CA2 GWhApr 2008Dec 2024 Solar
Edom Hills Project 1 LLCEdom Hills Project 1 LLCCathedral City, CA12 GWhAug 2008Nov 2024 Wind
Gap Pacific Distribution CenterMN8 Energy LLCFresno, CA5 GWhSep 2008Dec 2024 Solar
Kaweah Delta District HospitalKaweah Delta HospitalVisalia, CA21 GWhSep 2008Sep 2025 Natural Gas
Bolthouse S&P and Rowen Farms SolarMMA WBF Power LPPalmdale, CA67 MWhOct 2008Apr 2024 Solar
Mariani Packing Vacaville SolarSunE U6 Holdings LLCVacaville, CA1 GWhOct 2008Dec 2024 Solar
Encina Water Pollution ControlEncina Joint Powers AuthorityCarlsbad, CA14 GWhOct 2008Sep 2025 Other Biomass Gas : 94.8% Natural Gas : 5.2%
Univ of California San Diego SolarUniversity of California San DiegoLa Jolla, CA2 GWhNov 2008Dec 2024 Solar
Ameresco Ox MountainAMERESCO Ox Mountain Energy LLCHalf Moon Bay, CA81 GWhNov 2008Sep 2025 Landfill Gas
CM10Consolidated Edison Development Inc.Boulder City, NV18 GWhNov 2008Dec 2024 Solar
SunEdison Anheuser Busch FairfieldSunE M5 Holdings LLCFairfield, CA1 GWhNov 2008Dec 2024 Solar
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008Sep 2025 Natural Gas
Shiloh Wind Project 2 LLCEDF Renewable Asset Holdings, Inc.Birds Landing, CA393 GWhDec 2008Dec 2024 Wind
Improvement Dst No. 4Kern County Water AgencyBakersfield, CA12 MWhDec 2008Dec 2024 Solar
BeringerPerpetual Energy SystemsSaint Helena, CA1 GWhDec 2008Dec 2024 Solar
G2 Energy Ostrom Road LLCG2 Energy LLCWheatland, CA29 GWhJan 2009Dec 2024 Landfill Gas
ASTIPerpetual Energy SystemsCloverdale, CA1 GWhJan 2009Dec 2024 Solar
SunEdison Walmart Apple Valley DCSunE M5 Holdings LLCApple Valley, CA716 MWhFeb 2009Dec 2024 Solar
Staples La Mirada, CASunE WF3-ST Holdings, LLCLa Mirada, CA871 MWhFeb 2009Dec 2024 Solar
Midway Peaking LLCCalPeak Power, LLCFirebaugh, CA16 GWhApr 2009Dec 2024 Natural Gas
RE-VFO LLCRE-VFO LLCVisalia, CA2 GWhApr 2009Dec 2024 Solar
Panoche Energy CenterPanoche Energy Center, LLCFirebaugh, CA907 GWhMay 2009Sep 2025 Natural Gas
Garnet Wind Energy CenterTerra-Gen Operating Co-WindNorth Palm Springs, CA12 GWhMay 2009Dec 2024 Wind
Ameresco Keller CanyonAMERESCO Keller Canyon LLCBay Point, CA19 GWhJun 2009Dec 2024 Landfill Gas
Palo Verde CollegeScale Sustainable I, LLCBlythe, CA2 GWhJul 2009Dec 2024 Solar
City of Madera WWTPSunE GIL1, LLCMadera, CA1 GWhAug 2009Dec 2024 Solar
SunEdison Procter & Gamble OxnardSunE U6 Holdings LLCOxnard, CA2 GWhSep 2009Dec 2024 Solar
Otay Mesa Generating ProjectOtay Mesa Energy Center LLCSan Diego, CA2 TWhSep 2009Sep 2025 Natural Gas
Broadway 3 - UC Merced 1MN8 Energy LLCMerced, CA901 MWhSep 2009Dec 2024 Solar
Santa Cruz EnergySanta Cruz Energy LLCSanta Cruz, CA5 GWhOct 2009Dec 2024 Landfill Gas
Solar Blythe LLCNRG Solar BlytheBlythe, CA42 GWhNov 2009Dec 2024 Solar
Vaca Dixon Solar StationPacific Gas & Electric Co.Vacaville, CA3 GWhNov 2009Dec 2024 Solar
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA37 GWhJan 2010Dec 2024 Natural Gas
CalRenew-1CalRenew-1 LLCMendota, CA1 GWhMar 2010Dec 2024 Solar
Orange Grove Peaking FacilityOrange Grove Energy LPPala, CA24 GWhMay 2010Dec 2024 Natural Gas
El Cajon Energy CenterWellhead Services, IncEl Cajon, CA9 GWhMay 2010Dec 2024 Natural Gas
CM48Consolidated Edison Development Inc.Boulder City, NV94 GWhMay 2010Dec 2024 Solar
Calabasas Gas to Energy FacilityLos Angeles County SanitationAgoura, CA36 GWhJun 2010Dec 2024 Landfill Gas
FRV SI Transport Solar LPFRV SI Transport Solar, L.P. (Sacremento)Sacramento, CA1 GWhJul 2010Dec 2024 Solar
Castle Rock VineyardsCastle Rock CoolingDelano, CA2 GWhAug 2010Dec 2024 Solar
Humboldt BayPacific Gas & Electric Co.Eureka, CA354 GWhAug 2010Sep 2025 Natural Gas : 99.6%
Sunset Reservoir North BasinDuke Energy Renewables ServicesSan Francisco, CA6 GWhAug 2010Dec 2024 Solar
Teichert Materials-Teichert VernalisFoundation HA Energy Generation, LLCSan Joaquin, CA2 GWhSep 2010Dec 2024 Wind
CSUF TrigenerationCalifornia State University at FullertonFullerton, CA38 GWhSep 2010Sep 2025 Natural Gas : 82.8% Solar : 17.2%
City of Hayward WWTPCity of HaywardHayward, CA11 GWhOct 2010Dec 2024 Other Biomass Gas : 60.4% Solar : 27.7% Natural Gas : 12.0%
Caltech CentralBloom Energy 2009 PPAPasadena, CA9 GWhOct 2010Dec 2024 Natural Gas
Ameresco Chiquita CanyonAMERESCO Chiquita Canyon LLCCastaic, CA2 GWhOct 2010Dec 2024 Landfill Gas
FPL Energy Montezuma Winds LLCFPL Energy Montezuma WindBirds Landing, CA85 GWhOct 2010Dec 2024 Wind
Colusa Generating StationPacific Gas & Electric Co.Maxwell, CA3 TWhNov 2010Sep 2025 Natural Gas
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
Meridian VineyardsCVI CleanCapital Solar 1 LLCPaso Robles, CA1 GWhNov 2010Dec 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