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 New Mexico
Last Update Jul 2026
Annual Generation 169.4 TWh
Power Plants2,135
Utilities988
Ranked #7 out of 64 in terms of net annual generation
Ranked #12 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 34% Solar | 30% Water | 12.4% Wind | 11.3% Nuclear | 11%

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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 401 to 500 of 1,391
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
RE Gaskell West 4 LLCRE Gaskell West LLCRosamond, CA48 GWhApr 2023Dec 2025 Solar
RE Gaskell West 5 LLCRE Gaskell West LLCRosamond, CA48 GWhApr 2023Dec 2025 Solar
RE Gaskell West 2 LLCRE Gaskell West LLCRosamond, CA124 GWhApr 2023May 2026 Solar
RE AstoriaRE Astoria LLCRosamond, CA187 GWhNov 2016May 2026 Solar
RE Astoria 2RE Astoria 2 LLCRosamond, CA177 GWhNov 2016May 2026 Solar
Kroger La HabraRalph's Grocery CompanyLa Habra, CA2 GWhMar 2020Dec 2024 Solar
W PlantQualcomm IncorporatedSan Diego, CA18 GWhJun 2005May 2026 Natural Gas
PVN Milliken, LLCPVN Milliken, LLCOntario, CA5 GWhMay 2017Dec 2025 Solar
ProximaProxima Solar, LLCCrows Landing, CA465 GWhMar 2024May 2026 Solar
IPC 25 SolarPrologis Logistics Services IncorporatedTracy, CA5 GWhJun 2024Dec 2025 Solar
CPA 2132 E DominguezPrologis Logistics Services IncorporatedCarson, CA913 MWhJul 2025Dec 2025 Solar
Mountain View Ind Park 1-sline001Prologis Logistics Services IncorporatedFontana, CA371 MWhAug 2023Dec 2025 Solar
Tracy 18 - SLCVA418Prologis Logistics Services IncorporatedTracy, CA182 MWhSep 2025Dec 2025 Solar
CPA Wilmington 1Prologis Logistics Services IncorporatedCarson, CA1 GWhJul 2025Dec 2025 Solar
Chatsworth Industrial Center 1-SLLAX601Prologis Logistics Services IncorporatedChatsworth, CA132 MWhSep 2025Dec 2025 Solar
OxnardProcter&Gamble Paper Products Co-OxnardOxnard, CA425 GWhJun 1982May 2026 Natural Gas
Medline Ind. Phase 2 TracyPowerflexTracy, CA2 GWhMar 2018Aug 2025 Solar
Prologis L.PPowerflexTracy, CA6 GWhJul 2018Dec 2025 Solar
Potrero Hills Energy ProducersPotrero Hills Energy Producers, LLCSuisun City, CA56 GWhMar 2016Dec 2025 Landfill Gas
Portal Ridge Solar C, LLCPortal Ridge Solar, LLCLancaster, CA29 GWhJan 2017Dec 2025 Solar
Portal Ridge Solar B, LLCPortal Ridge Solar, LLCLancaster, CA53 GWhJan 2017Dec 2025 Solar
PSREC/SIAD SolarPlumas Sierra Rural Electric CoopHerlong, CA6 GWhAug 2018Dec 2025 Solar
High Sierra Cogeneration PlantPlumas Sierra Rural Electric CoopSusanville, CA33 GWhJan 2010Dec 2025 Natural Gas
French MeadowsPlacer County Water Agency - (CA)Foresthill, CA51 GWhSep 1966Dec 2024 Water
Oxbow (CA)Placer County Water Agency - (CA)Foresthill, CA23 GWhSep 1966Dec 2025 Water
RalstonPlacer County Water Agency - (CA)Foresthill, CA303 GWhSep 1966Dec 2025 Water
Middle ForkPlacer County Water Agency - (CA)Foresthill, CA444 GWhSep 1966May 2026 Water
Pivot Energy PPA 22Pivot EnergyVisalia, CA2 GWhSep 2024Dec 2025 Solar
Pio Pico Energy CenterPio Pico Energy Center LLCSan Diego, CA47 GWhOct 2016Dec 2025 Natural Gas
Pinyon Pine IIPinyon Pines Wind II, LLCMojave, CA204 GWhOct 2012Dec 2025 Wind
Pinyon Pine IPinyon Pines Wind I, LLCMojave, CA283 GWhOct 2012Dec 2025 Wind
Sheep Creek Community Solar FarmPhelan Solar LLCEl Mirage, CA6 GWhJul 2023Dec 2025 Solar
SunZia Wind NorthPattern Operators LPClines Corner, NM313 GWh-May 2026 Wind
SunZia Wind SouthPattern Operators LPCorona, NM1 TWh-May 2026 Wind
Hatchet Ridge Wind ProjectPattern Operators LPBurney, CA271 GWhNov 2010Dec 2025 Wind
Ocotillo Express LLCPattern Operators LPOcotillo, CA372 GWhNov 2012May 2026 Wind
One Market PlazaParamount Group IncSan Francisco, CA1 GWhNov 2003Dec 2025 Natural Gas
Panoche Energy CenterPanoche Energy Center, LLCFirebaugh, CA652 GWhMay 2009May 2026 Natural Gas
Dissigno Healdsburg FPV, LLCPalmetto Power Management LLCHealdsburg, CA6 GWhNov 2020Dec 2025 Solar
Municipal Cogen PlantPalm Springs, City of - (CA)Palm Springs, CA7 GWhApr 1985May 2026 Natural Gas
Palm Springs DAC PVPalm Springs USDPalm Springs, CA1 GWhMar 2021Dec 2025 Solar
Pit 4Pacific Gas & Electric Co.Big Bend, CA349 GWhJun 1955May 2026 Water
Hat Creek 2Pacific Gas & Electric Co.Burney, CA46 GWhAug 1921Dec 2025 Water
Alta PowerhousePacific Gas & Electric Co.Alta, CA2 GWhOct 1902Dec 2025 Water
Rock CreekPacific Gas & Electric Co.Storrie, CA472 GWhFeb 1950May 2026 Water
Vaca Dixon Solar StationPacific Gas & Electric Co.Vacaville, CA3 GWhNov 2009Dec 2025 Solar
PoePacific Gas & Electric Co.Storrie, CA363 GWhSep 1958Mar 2026 Water
Balch 2Pacific Gas & Electric Co.Balch Camp, CA342 GWhOct 1958Dec 2025 Water
PhoenixPacific Gas & Electric Co.Sonora, CA5 GWhJan 1940Dec 2025 Water
Gates Solar StationPacific Gas & Electric Co.Huron, CA31 GWhMay 2013Dec 2025 Solar
Guernsey Solar StationPacific Gas & Electric Co.Hanford, CA22 GWhJul 2013Dec 2025 Solar
Pit 1Pacific Gas & Electric Co.Burney, CA256 GWhAug 1922Dec 2025 Water
Pit 3Pacific Gas & Electric Co.Burney, CA375 GWhJun 1925Dec 2025 Water
BeldenPacific Gas & Electric Co.Belden, CA415 GWhAug 1969May 2026 Water
Pit 6Pacific Gas & Electric Co.Montgomery Creek, CA262 GWhJul 1965Dec 2025 Water
Bucks CreekPacific Gas & Electric Co.Storrie, CA192 GWhFeb 1928Dec 2025 Water
Butt ValleyPacific Gas & Electric Co.Belden, CA145 GWhNov 1958Dec 2025 Water
Pit 5Pacific Gas & Electric Co.Big Bend, CA456 GWhMar 1944Feb 2026 Water
Huron Solar StationPacific Gas & Electric Co.Huron, CA28 GWhMay 2012Dec 2025 Solar
Cantua Solar StationPacific Gas & Electric Co.TBD, CA23 GWhMay 2012Dec 2025 Solar
GiffenPacific Gas & Electric Co.TBD, CA12 GWhMay 2012Dec 2025 Solar
Volta 2Pacific Gas & Electric Co.Manton, CA4 GWhOct 1981Dec 2025 Water
Kings River PHPacific Gas & Electric Co.Balch Camp, CA81 GWhFeb 1962Dec 2025 Water
James B BlackPacific Gas & Electric Co.Big Bend, CA531 GWhNov 1965May 2026 Water
Pit 7Pacific Gas & Electric Co.Montgomery Creek, CA376 GWhAug 1965May 2026 Water
CrestaPacific Gas & Electric Co.Storrie, CA342 GWhOct 1949Dec 2025 Water
Drum 1Pacific Gas & Electric Co.Alta, CA15 GWhOct 1913Dec 2025 Water
Tiger CreekPacific Gas & Electric Co.Pioneer, CA216 GWhMay 1931Dec 2025 Water
Spring GapPacific Gas & Electric Co.Long Barn, CA12 GWhAug 1921Dec 2025 Water
StanislausPacific Gas & Electric Co.Vallecito, CA200 GWhFeb 1963Dec 2025 Water
Balch 1Pacific Gas & Electric Co.Balch Camp, CA71 GWhJan 1927Dec 2025 Water
WisePacific Gas & Electric Co.Auburn, CA30 GWhFeb 1917Dec 2025 Water
Colusa Generating StationPacific Gas & Electric Co.Maxwell, CA2 TWhNov 2010May 2026 Natural Gas
West Gates Solar StationPacific Gas & Electric Co.Huron, CA14 GWhApr 2013Dec 2025 Solar
Volta 1Pacific Gas & Electric Co.Manton, CA21 GWhMar 1980Dec 2025 Water
De SablaPacific Gas & Electric Co.Magalia, CA21 GWhJan 1963Dec 2025 Water
A G WishonPacific Gas & Electric Co.North Fork, CA24 GWhAug 1910Oct 2025 Water
NewcastlePacific Gas & Electric Co.Auburn, CA6 GWhNov 1986Dec 2025 Water
Gateway Generating StationPacific Gas & Electric Co.Antioch, CA3 TWhDec 2008May 2026 Natural Gas
Spaulding 3Pacific Gas & Electric Co.Emigrant Gap, CA17 GWhJan 1929Dec 2025 Water
West Point PHPacific Gas & Electric Co.Pioneer, CA18 GWhOct 1948Dec 2025 Water
Spaulding 1Pacific Gas & Electric Co.Emigrant Gap, CA17 GWhApr 1928Dec 2025 Water
Kerckhoff 2Pacific Gas & Electric Co.Auberry, CA444 GWhApr 1983May 2026 Water
Coleman PHPacific Gas & Electric Co.Anderson, CA31 GWhMay 1979Dec 2025 Water
ToadtownPacific Gas & Electric Co.Magalia, CA2 GWhMar 1986Oct 2025 Water
Spaulding 2Pacific Gas & Electric Co.Emigrant Gap, CA21 MWhJun 1928Nov 2025 Water
Five Points Solar StationPacific Gas & Electric Co.Five Points, CA13 GWhAug 2011Dec 2025 Solar
Diablo CanyonPacific Gas & Electric Co.Avila Beach, CA18 TWhApr 1985May 2026 Nuclear
Humboldt BayPacific Gas & Electric Co.Eureka, CA320 GWhAug 2010May 2026 Natural Gas : 99.6%
Salt SpringsPacific Gas & Electric Co.Pioneer, CA113 GWhMay 1931Dec 2025 Water
Hat Creek 1Pacific Gas & Electric Co.Burney, CA32 GWhJul 1921Dec 2025 Water
HalseyPacific Gas & Electric Co.Auburn, CA22 GWhNov 1916Dec 2025 Water
HaasPacific Gas & Electric Co.Balch Camp, CA155 GWhNov 1958May 2026 Water
ElectraPacific Gas & Electric Co.Jackson, CA262 GWhMay 1948May 2026 Water
Westside Solar StationPacific Gas & Electric Co.Five Points, CA12 GWhJul 2011Dec 2025 Solar
Caribou 1Pacific Gas & Electric Co.Belden, CA276 GWhMay 1921Dec 2025 Water
Stroud Solar StationPacific Gas & Electric Co.Helm, CA15 GWhAug 2011Dec 2025 Solar
Caribou 2Pacific Gas & Electric Co.Belden, CA471 GWhOct 1958May 2026 Water
Dutch FlatPacific Gas & Electric Co.Alta, CA66 GWhFeb 1943Dec 2025 Water
SouthPacific Gas & Electric Co.Manton, CA11 GWhNov 1979Dec 2025 Water

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#25Arizona Public Service Company25.2 TWh100
#54Arlington Valley, LLC3.2 TWh1
#38Balancing Authority of Northern California13.7 TWh90
#49Imperial Irrigation District6.2 TWh66
#29Los Angeles Department of Water and Power18.8 TWh131
#22Nevada Power Company36.8 TWh143
#51PUD No. 1 of Douglas County4.4 TWh4
#19Salt River Project Agricultural Improvement and Power District60.3 TWh49
#57Turlock Irrigation District1.9 TWh11
#40Western Area Power Administration - Desert Southwest Region10.4 TWh34

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.494.1 TWh1,471
#5Southwest Power Pool306.8 TWh856
#6Southern Company Services, Inc. - Trans253.5 TWh422
#7California Independent System Operator169.4 TWh2,135
#9Tennessee Valley Authority163.4 TWh207
#10Florida Power & Light Co.152.2 TWh187
#12New York Independent System Operator134.3 TWh1,299
#13Duke Energy Carolinas112.6 TWh577
#15ISO New England111.1 TWh1,629
#16Bonneville Power Administration91.6 TWh167