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 May 2025
Annual Generation 190.1 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 | 43.8% Solar | 24.9% Water | 11.4% Wind | 10.7% Nuclear | 9.7%

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

1M1M800k800k600k600k400k400k200k200k00Jul '22Jul '2220232023Jul '23Jul '2320242024Jul '24Jul '2420252025
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List of All California Independent System Operator Power Plants

Displaying Results 101 to 200 of 1,285
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Dos PalosGreenbacker Renewable Energy CorporationDos Palos, CA2 GWhOct 2021Dec 2023 Solar
Lake HermanGreenbacker Renewable Energy CorporationBenicia, CA13 GWhOct 2021Dec 2023 Solar
Maverick Solar 6, LLCMaverick Solar 6, LLCDesert Center, CA239 GWhOct 2021Mar 2025 Solar
Bio-RadVista Solar, Inc.Hercules, CA3 GWhSep 2021Dec 2023 Solar
Donaghy-StocktonDonaghy Sales Inc.Stockton, CA2 GWhSep 2021Dec 2023 Solar
Amazon PSP1Greenbacker Renewable Energy CorporationBeaumont, CA8 GWhSep 2021Dec 2023 Solar
Diamond H Dairy PowerMadera DP 2, LLCChowchilla, CA11 GWhSep 2021Dec 2023 Other Biomass Gas
Ventura SolarVentura Solar LLCFillmore, CA6 GWhAug 2021Dec 2023 Solar
Danell Bros IncRenewable Solar, IncHanford, CA6 GWhAug 2021Dec 2023 Solar
Wonderful Lost HillsWonderful Renewable Energy, LLC.Lost Hills, CA48 GWhAug 2021Dec 2023 Solar
Comcast - Universal CityBloom EnergyUniversal City, CA8 GWhAug 2021Dec 2023 Natural Gas
AquamarineAquamarine Westside LLCLemoore, CA507 GWhAug 2021Mar 2025 Solar
Vallecitos Water DistrictSSA Solar of CA 5, LLCSan Marcos, CA3 GWhAug 2021Dec 2023 Solar
ESCA-LL-COLTON, LLCMadison Energy Holdings LLCColton, CA5 GWhAug 2021Dec 2023 Solar
Lincoln WWTF HybridLincoln Solar Star, LLCLincoln, CA6 GWhJul 2021Dec 2023 Solar
Wonderful Huller & ShelllingWonderful Renewable Energy, LLC.Lost Hills, CA4 GWhJul 2021Dec 2023 Solar
Wonderful Orchards - WestsideWonderful Renewable Energy, LLC.Lost Hills, CA12 GWhJul 2021Dec 2023 Solar
Wonderful NurseryWonderful Renewable Energy, LLC.Wasco, CA5 GWhJun 2021Dec 2023 Solar
POM Beverage SolarWonderful Renewable Energy, LLC.Del Rey, CA4 GWhJun 2021Dec 2023 Solar
POM Juice SolarWonderful Renewable Energy, LLC.Fresno, CA352 MWhJun 2021Dec 2023 Solar
Lost Hills OilfieldDistributed Solar Development, LLCLost Hills, CA4 GWhJun 2021Dec 2023 Solar
EMWD - Moreno Valley RWRFSkyHigh 2 SolarMoreno Valley, CA5 GWhJun 2021Dec 2023 Solar
EMWD - Sun City RWRFSkyHigh 2 SolarMenifee, CA4 GWhJun 2021Dec 2023 Solar
EMWD - San Jacinto RWRF NEMSkyHigh 2 SolarSan Jacinto, CA9 GWhJun 2021Dec 2023 Solar
EMWD - Perris Valley RWRFSkyHigh 2 SolarPerris, CA8 GWhJun 2021Dec 2023 Solar
Summit WindsGreenbacker Renewable Energy CorporationLivermore, CA175 GWhJun 2021Mar 2025 Wind
Sun Streams 2Sun Streams 2, LLCHassayampa, AZ311 GWhMay 2021Mar 2025 Solar
Redlands Community HospitalBloom EnergyRedlands, CA9 GWhMay 2021Dec 2023 Natural Gas
Enloe Medical - ChicoBloom EnergyChico, CA13 GWhMay 2021Dec 2023 Natural Gas
San Manuel Central Plant CogensSan Manuel Mission Band of IndiansHighland, CA27 GWhMay 2021Dec 2023 Natural Gas
SB Water Reclamation Fuel CellSan Bernardino Fuel Cell, LLCSan Bernardino, CA9 GWhMay 2021Dec 2023 Other Biomass Gas : 96.8% Natural Gas : 3.2%
Antelope Expansion 3AAES Distributed EnergyLancaster, CA35 GWhMay 2021Dec 2023 Solar
Antelope Expansion 3BAES Distributed EnergyLancaster, CA11 GWhMay 2021Dec 2023 Solar
Gilead Foster City Solar ProjectGilead Sciences Inc. Foster CityFoster City, CA1 GWhMar 2021Dec 2023 Solar
Van der Kooi Dairy Solar ArrayMaas Energy WorksRiverdale, CA4 GWhMar 2021Dec 2023 Solar
Five H Farms Solar ArrayMaas Energy WorksMerced, CA2 GWhMar 2021Dec 2023 Solar
Oasis AltaTerra-Gen Operating Co-WindMojave, CA45 GWhMar 2021Dec 2023 Wind
El Dorado Solar, LLCGreenbacker Renewable Energy CorporationEl Dorado Hills, CA3 GWhMar 2021Dec 2023 Solar
San Diego - EMDF at San DiegoCalifornia PV Energy 3, LLCSan Diego, CA5 GWhMar 2021Dec 2023 Solar
Point WindTerra-Gen Operating Co-WindTehachapi, CA237 GWhFeb 2021Mar 2025 Wind
Google Moffett Park Solar ProjectGoogle, Inc.Sunnyvale, CA3 GWhFeb 2021Dec 2023 Solar
San Diego - NCRC at VistaCalifornia PV Energy 3, LLCVista, CA3 GWhFeb 2021Dec 2023 Solar
El Dorado CountySkyHigh 2 SolarPlacerville, CA4 GWhFeb 2021Dec 2023 Solar
Coachella Hills WindTerra-Gen Operating Co-WindPalm Springs, CA216 GWhFeb 2021Mar 2025 Wind
Central 40Central 40, LLCNewman, CA64 GWhJan 2021Mar 2025 Solar
DGS Valley State PrisonForefront Power, LLCChowchilla, CA4 GWhJan 2021Dec 2023 Solar
Bodega Avenue Solar LLCBodega Avenue Solar LLCPetaluma, CA4 GWhDec 2020Dec 2023 Solar
Life Technologies - FremontBloom EnergyFremont, CA10 GWhNov 2020Dec 2023 Natural Gas
Fresno Sunnyside High School HybridForefront Power, LLCFresno, CA3 GWhNov 2020Dec 2023 Solar
DGS Central California Womens FacilityForefront Power, LLCChowchilla, CA3 GWhNov 2020Dec 2023 Solar
Soscol Ferry SolarSoscol Ferry SolarNapa, CA4 GWhNov 2020Dec 2023 Solar
Golden Field Solar III, LLCGolden Field Solar III, LLCRosamond, CA535 GWhNov 2020Mar 2025 Solar
Titan Solar 1 (CA)Titan Solar 1, LLCBorrego Springs, CA152 GWhNov 2020Mar 2025 Solar
Desert Harvest II LLCDesert Harvest II LLCDesert Center, CA166 GWhNov 2020Mar 2025 Solar
Maverick Solar 4, LLCMaverick Solar 4, LLCDesert Center, CA241 GWhNov 2020Mar 2025 Solar
American Kings Solar, LLCMN8 Energy LLCLemoore, CA332 GWhNov 2020Mar 2025 Solar
Dissigno Healdsburg FPV, LLCPalmetto Power Management LLCHealdsburg, CA6 GWhNov 2020Dec 2023 Solar
Blackjack SolarSouth County PackingKing City, CA7 GWhNov 2020Dec 2023 Solar
Catalina ExpressAltus Power America Management, LLCSan Pedro, CA2 GWhNov 2020Dec 2023 Solar
Marina SouthAltus Power America Management, LLCSan Pedro, CA2 GWhNov 2020Dec 2023 Solar
Little Bear 5Little Bear Solar 5, LLC (Longroad)Mendota, CA121 GWhNov 2020Mar 2025 Solar
Little Bear 4Little Bear Solar 4, LLC (Longroad)Mendota, CA48 GWhNov 2020Mar 2025 Solar
Little Bear 3Little Bear Solar 3, LLC (Longroad)Mendota, CA27 GWhNov 2020Dec 2023 Solar
Maverick Solar, LLCMaverick Solar, LLCDesert Center, CA375 GWhNov 2020Mar 2025 Solar
Little Bear Solar 1, LLCLittle Bear Solar 1, LLC (Longroad)Mendota, CA87 GWhNov 2020Mar 2025 Solar
Wonderful Orchards - BelridgeWonderful Renewable Energy, LLC.Lost Hills, CA12 GWhNov 2020Dec 2023 Solar
Desert Harvest, LLCDesert Harvest, LLCDesert Center, CA208 GWhNov 2020Mar 2025 Solar
Firestone Walker Brewery - Phase 1SkyHigh 2 SolarPaso Robles, CA4 GWhOct 2020Dec 2023 Solar
Blythe Solar IV, LLCBlythe Solar IV, LLCBlythe, CA318 GWhOct 2020Mar 2025 Solar
Mustang TwoRE Mustang Two LLCLemoore, CA392 GWhOct 2020Mar 2025 Solar
Windsor Floating SolarCA ODEVI LLCWindsor, CA3 GWhOct 2020Dec 2023 Solar
Wonderful Orchards - New ColumbiaWonderful Renewable Energy, LLC.Firebaugh, CA9 GWhAug 2020Dec 2023 Solar
Lafayette 2 - Internal Services DeptMN8 Energy LLCLos Angeles, CA3 GWhJul 2020Dec 2023 Solar
Atascadero State HospitalEcoplexus, IncAtascadero, CA3 GWhJul 2020Dec 2023 Solar
Lafayette 2 - MLK Jr. Hospital (MLK)MN8 Energy LLCLos Angeles, CA2 GWhJul 2020Dec 2023 Solar
County of San Diego COC HybridSolar Star California LXXVIII, LLCSan Diego, CA3 GWhJun 2020Dec 2023 Solar : 95.9% Electricity used for energy storage : 4.1%
Stanton Energy Reliability Center HybridWellhead Services, IncStanton, CA2 GWhJun 2020Mar 2025 Natural Gas
DGS Wasco State PrisonForefront Power, LLCWasco, CA5 GWhJun 2020Dec 2023 Solar
Kaiser - LABloom EnergyLos Angeles, CA33 GWhMay 2020Dec 2023 Natural Gas
Borden Solar Farm41MB 8me, LLCMadera, CA108 GWhMay 2020Mar 2025 Solar
Still Water PowerStill Water Power LLCHanford, CA634 MWhApr 2020Dec 2023 Other Biomass Gas
Blythe Solar III, LLC HybridBlythe Solar III, LLCBlythe, CA353 GWhApr 2020Mar 2025 Solar
Sierra Pacific Industries (2042-RD)Sierra Pacific IndustriesRed Bluff, CA17 GWhApr 2020Dec 2023 Solar
Kroger La HabraRalph's Grocery CompanyLa Habra, CA2 GWhMar 2020Dec 2023 Solar
Chevron - Lost Hills HybridMN8 Energy LLCLost Hills, CA68 GWhMar 2020Mar 2025 Solar
SEPV SierraSEPV Sierra, LLCLancaster, CA14 GWhMar 2020Dec 2023 Electricity used for energy storage : 53.9% Solar : 46.1%
San Diego Community CollegeBloom EnergySan Diego, CA6 GWhFeb 2020Dec 2023 Natural Gas
Fresno Hoover High School HybridForefront Power, LLCFresno, CA2 GWhFeb 2020Dec 2023 Solar : 99.3% Electricity used for energy storage : 0.7%
Fresno Bullard High School HybridForefront Power, LLCFresno, CA2 GWhFeb 2020Dec 2023 Solar
AES Alamitos Energy CenterAES Alamitos Energy, LLCLong Beach, CA2 TWhJan 2020Mar 2025 Natural Gas
Walnut Unified School District Walnut HS HybridTesla Inc.Walnut, CA2 GWhJan 2020Dec 2023 Solar
CA Institute for WomenEcoplexus, IncChino, CA2 GWhJan 2020Dec 2023 Solar
IOS II-LAX9IOS II LLCFontana, CA7 GWhJan 2020Dec 2023 Solar
AES Huntington Beach Energy ProjectAES Huntington Beach Energy, LLCHuntington Beach, CA2 TWhJan 2020Mar 2025 Natural Gas
Shelter Creek Condominiums SolarVista Solar, Inc.San Bruno, CA3 GWhJan 2020Dec 2023 Solar
Sun Streams, LLCEDP Renewables North America LLCArlington, AZ410 GWhDec 2019Mar 2025 Solar
Mount Signal Solar Farm IIMN8 Energy LLCCalexico, CA409 GWhDec 2019Mar 2025 Solar
SFDK SolarAES Distributed EnergyVallejo, CA10 GWhNov 2019Dec 2023 Solar
Vacaville HospitalKP Vacaville Solar, LLCVacaville, CA3 GWhNov 2019Dec 2023 Solar
Voyager Wind ITerra-Gen Operating Co-WindMojave, CA399 GWhNov 2019Mar 2025 Wind

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#26Arizona Public Service Company22.9 TWh75
#55Arlington Valley, LLC3.4 TWh1
#35Balancing Authority of Northern California15.1 TWh83
#48Imperial Irrigation District5.9 TWh65
#32Los Angeles Department of Water and Power17.6 TWh120
#22Nevada Power Company38.3 TWh136
#54New Harquahala Generating Company, LLC3.5 TWh1
#18Salt River Project Agricultural Improvement and Power District58.7 TWh45
#58Turlock Irrigation District2.1 TWh11
#44Western Area Power Administration - Desert Southwest Region8.2 TWh30

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.476.0 TWh1,139
#5Southwest Power Pool297.0 TWh762
#6Southern Company Services, Inc. - Trans251.8 TWh393
#7California Independent System Operator190.1 TWh1,943
#8Tennessee Valley Authority158.8 TWh170
#10Florida Power & Light Co.148.3 TWh159
#12New York Independent System Operator130.6 TWh1,100
#13Duke Energy Carolinas111.4 TWh556
#15ISO New England103.2 TWh1,487
#16Bonneville Power Administration82.2 TWh158