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 64 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityCalifornia Independent System Operator
States Arizona California Nevada
Last Update Jun 2026
Annual Generation 173.0 TWh
Power Plants2,075
Utilities965
Ranked #7 out of 64 in terms of net annual generation
Ranked #10 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 36.2% Solar | 29.3% Water | 12.2% Wind | 10.8% Nuclear | 10.8%

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Daily Net Generation for California Independent System Operator for the past 3 Years

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List of All California Independent System Operator Power Plants

Displaying Results 501 to 600 of 1,323
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Frontier HS Solar ProjectMN8 Energy LLCBakersfield, CA2 GWhNov 2018Dec 2024 Solar
Frontier Solar LLCBoralex US Operations LLCNewman, CA39 GWhMay 2016Dec 2024 Solar
FRV SI Transport Solar LPFRV SI Transport Solar, L.P. (Sacremento)Sacramento, CA1 GWhJul 2010Dec 2024 Solar
FTF-PackingShedFamily Tree FarmsReedley, CA581 MWhMay 2013Dec 2024 Solar
G2 Energy Hay RdG2 Energy LLCVacaville, CA12 GWhMay 2013Dec 2024 Landfill Gas
G2 Energy Ostrom Road LLCG2 Energy LLCWheatland, CA29 GWhJan 2009Dec 2024 Landfill Gas
Gap Pacific Distribution CenterMN8 Energy LLCFresno, CA5 GWhSep 2008Dec 2024 Solar
Garnet Solar Generation Station I LLCGarnet Solar Generation Station I LLCPalm Springs, CA9 GWhNov 2014Dec 2024 Solar
Garnet Wind Energy CenterTerra-Gen Operating Co-WindNorth Palm Springs, CA12 GWhMay 2009Dec 2024 Wind
Gas Utilization FacilityCity of San DiegoSan Diego, CA30 GWhMay 1985Mar 2026 Other Biomass Gas
Gaskell West 1 Solar FacilitySouthern Power CoLancaster, CA53 GWhFeb 2018Dec 2024 Solar
Gates Solar StationPacific Gas & Electric Co.Huron, CA32 GWhMay 2013Dec 2024 Solar
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008Mar 2026 Natural Gas
GEN005 Antibody Fuel Cell2016 ESA Project Company, LLCOceanside, CA21 GWhMar 2019Dec 2024 Natural Gas
Genentech-Oceanside HybridTesla Inc.Oceanside, CA4 GWhMar 2016Dec 2024 Solar
Genentech Vacaville Meter #1Tesla Inc.Vacaville, CA11 GWhApr 2017Dec 2024 Solar
Genesis Solar Energy ProjectGenesis Solar LLCBlythe, CA604 GWhOct 2013Mar 2026 Solar
Geothermal 1Northern California Power AgnyMiddletown, CA284 GWhDec 1982Mar 2026 Geothermal
Geothermal 2Northern California Power AgnyMiddletown, CA365 GWhNov 1985Mar 2026 Geothermal
Geysers Unit 5-20Geysers Power Co LLCMiddletown, CA4 TWhMar 1971Mar 2026 Geothermal
GianeraCity of Santa Clara - (CA)Santa Clara, CA6 GWhMay 1986Dec 2024 Natural Gas
GiffenPacific Gas & Electric Co.TBD, CA14 GWhMay 2012Dec 2024 Solar
Giffen Solar ParkGiffen Solar Park, LLCCantua Creek, CA19 GWhMay 2017Dec 2024 Solar
Gilead Foster City Solar ProjectGilead Sciences Inc. Foster CityFoster City, CA2 GWhMar 2021Dec 2024 Solar
Gilead Oceanside Solar ProjectGilead Sciences Inc.Oceanside, CA2 GWhNov 2021Dec 2024 Solar
Gilead Sciences La Verne Rooftop SolarGilead Sciences, Inc. - La VerneLa Verne, CA3 GWhJun 2021Dec 2024 Solar
Gilroy Peaking Energy CenterCalpine Gilroy Cogen LPGilroy, CA23 GWhOct 2001Dec 2024 Natural Gas
Gilroy Power PlantCalpine Gilroy Cogen LPGilroy, CA44 GWhSep 1987Dec 2024 Natural Gas
Glass House Camarillo CultivationGlass House Camarillo CultivationCamarillo, CA78 GWhJul 2012Dec 2024 Natural Gas
GlenarmCity of Pasadena - (CA)Pasadena, CA39 GWhDec 1975Dec 2024 Natural Gas
Goal Line LPGoal Line LPEscondido, CA9 GWhJul 1994Mar 2026 Natural Gas
Golden Acorn CasinoFoundation HA Energy Generation, LLCCampo, CA4 GWhJun 2014Mar 2026 Wind
Golden Field Solar III, LLCGolden Fields Solar III, LLCRosamond, CA539 GWhNov 2020Mar 2026 Solar : 99.4%
Golden Fields Solar I, LLCMN8 Energy LLCRosamond, CA139 GWhNov 2016Mar 2026 Solar
Golden Hills North Wind Energy CenterGolden Hills Interconnection Wind, LLCLivermore, CA134 GWhOct 2017Mar 2026 Wind
Golden Hills WindGolden Hills Wind, LLCLivermore, CA247 GWhNov 2015Dec 2024 Wind
Golden Springs Building C-1Golden Springs Development Company LLCSanta Fe Springs, CA1 GWhJan 2012Dec 2024 Solar
Golden Springs Building DGolden Springs Development Company LLCSanta Fe Springs, CA651 MWhFeb 2012Dec 2024 Solar
Google Bayhill Solar PV and MicrogridGoogle, Inc.San Bruno, CA1 GWhMar 2024Dec 2024 Solar
Google Moffett Park Solar ProjectGoogle, Inc.Sunnyvale, CA3 GWhFeb 2021Dec 2024 Solar
Goose Haven Energy CenterGoose Haven Energy CenterSuisun, CA13 GWhDec 2002Dec 2024 Natural Gas
Gosselin Hydro PlantHumboldt Bay Mun Water DistRuth, CA6 GWhMay 1983Dec 2024 Water
Government Plaza SolarSoCore Energy LLCVisalia, CA2 GWhOct 2020Dec 2024 Solar
Graniterock QuarryCalCom EnergyAromas, CA9 GWhAug 2022Dec 2024 Solar
Grapeland HybridSouthern California Edison CoRancho Cucamonga, CA4 GWhAug 2007Dec 2024 Natural Gas
Great Valley Solar Portfolio Holdings, LConsolidated Edison Development Inc.Cantua Creek, CA495 GWhNov 2017Mar 2026 Solar
Green Beanworks B PVAES Distributed EnergyLancaster, CA7 GWhNov 2018Dec 2024 Solar
Green Beanworks C PVAES Distributed EnergyPalmdale, CA5 GWhJul 2018Dec 2024 Solar
Green Beanworks D PVAES Distributed EnergyPalmdale, CA4 GWhJul 2018Dec 2024 Solar
Greenleaf 1Calpine Greenleaf Holding, Inc.Yuba City, CA4 GWhJan 1989Dec 2024 Natural Gas
Greenleaf 2 Power PlantGreenleaf Energy LLCYuba City, CA51 GWhSep 1989Mar 2026 Natural Gas
Gridley MainAltus Power America Management, LLCGridley, CA2 GWhFeb 2013Dec 2024 Solar
Gridley Main TwoAltus Power America Management, LLCGridley, CA3 GWhMar 2013Dec 2024 Solar
GrizzlyCity of Santa Clara - (CA)N/A, CA30 GWhOct 1993Dec 2024 Water
Grossmont CollegeForefront Power, LLCEl Cajon, CA4 GWhFeb 2023Dec 2024 Solar
Grossmont-Cuyamaca-Cuyamaca Col. Solar &Forefront Power, LLCEl Cajon, CA3 GWhFeb 2024Dec 2024 Solar
Grossmont HospitalSharp Grossmont HospitalLa Mesa, CA25 GWhJul 1983Dec 2024 Natural Gas
Grossmont HS Solar ProjectMN8 Energy LLCEl Cajon, CA2 GWhNov 2018Dec 2024 Solar
Guadalupe Solar FarmCounty of Santa Clara (CA)San Jose, CA2 GWhAug 2018Dec 2024 Solar
Guernsey Solar StationPacific Gas & Electric Co.Hanford, CA23 GWhJul 2013Dec 2024 Solar
H. GonzalesCity of VernonVernon, CA178 MWhDec 1986Dec 2024 Natural Gas
HaasPacific Gas & Electric Co.Balch Camp, CA183 GWhNov 1958Jan 2026 Water
HalseyPacific Gas & Electric Co.Auburn, CA8 GWhNov 1916Oct 2024 Water
Hanford 1 and 2Arevon Energy, Inc.Hanford, CA5 GWhJul 2014Dec 2024 Solar
Hanford Energy Park PeakerMRP San Joaquin Energy LLC.Hanford, CA3 GWhAug 2001Mar 2026 Natural Gas
Harbor CogenHarbor Cogeneration Co.Wilmington, CA17 GWhNov 1988Dec 2024 Natural Gas
Harris Farms Solar FacilityHarris Farms IncCoalinga, CA3 GWhFeb 2024Dec 2024 Solar
Hat Creek 1Pacific Gas & Electric Co.Burney, CA27 GWhJul 1921Dec 2024 Water
Hat Creek 2Pacific Gas & Electric Co.Burney, CA26 GWhAug 1921Dec 2024 Water
Hatchet Creek ProjectMega RenewablesMontgomery Creek, CA23 GWhNov 1986Dec 2024 Water
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA268 GWhNov 2010Dec 2024 Wind
Hayworth SolarAES Distributed EnergyEdison, CA46 GWhNov 2015Dec 2024 Solar
HeliocentricHeliocentric LLCPalmdale, CA2 GWhFeb 2012Dec 2024 Solar
Helzel & Schwarzhoff 86Wind Stream Operations LLCTehachapi, CA3 GWhNov 1986Dec 2024 Wind
Henrietta PeakerMRP San Joaquin Energy LLC.Lemoore, CA4 GWhMay 2002Oct 2025 Natural Gas
Henrietta Solar ProjectSouthern Power CoLemoore, CA218 GWhJul 2016Dec 2024 Solar
Henry Miller RDHenry Miller Reclamation DistrictDos Palos, CA3 GWhSep 2018Dec 2024 Solar
HesperiaSunEdison LLCHesperia, CA3 GWhJul 2014Dec 2024 Solar
High Desert Power PlantMRP Generation Holdings, LLCVictorville, CA3 TWhMar 2003Mar 2026 Natural Gas
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA37 GWhJan 2010Dec 2024 Natural Gas
High Sierra LimitedWCAC Operating CompanyBakersfield, CA14 GWhFeb 1989Dec 2024 Natural Gas
High Winds LLCFPLE High Winds, LLCBirds Landing, CA233 GWhJun 2003Dec 2024 Wind
Highway 43 1887-WDStandard SolarShafter, CA270 MWhOct 2024Dec 2024 Solar
HL PowerHL Power CompanyWendel, CA205 GWhJun 1989Dec 2024 Wood/Wood Waste Solids : 99.8%
HL SolarHL Solar LLCWendel, CA11 GWhMay 2019Dec 2024 Solar
Hoag Hospital Cogen PlantHoag Memorial Presbyterian HospitalNewport Beach, CA27 GWhJun 2006Mar 2026 Natural Gas
Hollister Solar LLCEcos Energy LLCHollister, CA4 GWhNov 2014Dec 2024 Solar
Hollister Wastewater FacilityPerpetual Energy SystemsHollister, CA2 GWhOct 2011Dec 2024 Solar
HornCD US Solar MT 2 LLCLancaster, CA3 GWhSep 2013Dec 2024 Solar
Hudson - High Desert HybridMN8 Energy LLCVictorville, CA295 GWhNov 2021Mar 2026 Solar
Humboldt BayPacific Gas & Electric Co.Eureka, CA332 GWhAug 2010Mar 2026 Natural Gas : 99.6%
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA115 GWhDec 1937Mar 2026 Wood/Wood Waste Solids : 99.9%
Huron Solar StationPacific Gas & Electric Co.Huron, CA29 GWhMay 2012Dec 2024 Solar
IGS KSBDGreenbacker Renewable Energy CorporationHighland, CA9 GWhFeb 2022Dec 2024 Solar
IGS OXR1Greenbacker Renewable Energy CorporationOxnard, CA2 GWhJul 2024Dec 2024 Solar
IKEA Tejon 345IKEA Property IncLebec, CA929 MWhMar 2011Oct 2024 Solar
Illumina Way SDBloom EnergySan Diego, CA29 GWhAug 2019Dec 2024 Natural Gas
Imperial Solar Energy Center SouthCSOLAR IV South LLCCalexico, CA264 GWhOct 2013Dec 2024 Solar
Imperial Solar Energy Center WestCSOLAR IV West LLCSeeley, CA374 GWhMar 2016Dec 2024 Solar
Imperial Valley Solar, LLCImperial Valley Solar, LLCCalexico, CA444 GWhOct 2013Dec 2024 Solar

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company24.8 TWh92
#54Arlington Valley, LLC3.2 TWh1
#37Balancing Authority of Northern California13.7 TWh87
#49Imperial Irrigation District6.2 TWh66
#29Los Angeles Department of Water and Power18.6 TWh124
#22Nevada Power Company36.3 TWh139
#19Salt River Project Agricultural Improvement and Power District60.1 TWh48
#38Tucson Electric Power13.7 TWh53
#57Turlock Irrigation District1.9 TWh11
#39Western Area Power Administration - Desert Southwest Region10.3 TWh33

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.489.5 TWh1,313
#5Southwest Power Pool304.8 TWh835
#6Southern Company Services, Inc. - Trans252.5 TWh417
#7California Independent System Operator173.0 TWh2,075
#9Tennessee Valley Authority163.7 TWh204
#10Florida Power & Light Co.151.0 TWh187
#12New York Independent System Operator134.9 TWh1,211
#13Duke Energy Carolinas112.2 TWh565
#15ISO New England111.3 TWh1,577
#16Bonneville Power Administration90.2 TWh163