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 2024
Annual Generation 191.5 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 | 45.6% Solar | 23.1% Water | 12.1% Wind | 10% Nuclear | 9%

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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 1,356
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Arica SolarArica Solar, LLCDesert Center, CA388 GWh-Aug 2024 Solar
Victory PassVictory Pass I, LLCDesert Center, CA296 GWh-Aug 2024 Solar
OES Biogas PowerOrganic Energy Solutions, Inc.San Bernardino, CA348 MWh-Dec 2023 Other Biomass Gas
Mesquite Solar 4, LLCConsolidated Edison Development Inc.Tonopah, AZ104 GWh-Aug 2024 Solar
Scarlet Solar (CA)EDP Renewables North America LLCFresno, CA125 GWh-Aug 2024 Solar
PaulsellCrow Creek Solar, LLCCrows Landing, CA15 GWh-Aug 2024 Solar
Chaparral SpringsLeeward Asset Management, LLCRosamond, CA427 GWh-Aug 2024 Solar
Mesa Wind RepowerMesa Wind RepowerWhitewater, CA29 GWh-Aug 2024 Wind
Raceway Solar & StorageAES Clean EnergyLancaster, CA160 GWh-Aug 2024 Solar
ProximaProxima Solar, LLCCrows Landing, CA172 GWh-Aug 2024 Solar
Santa Ana 1Southern California Edison CoHighlands, CA6 MWhDec 1898Aug 2023 Water
Alta PowerhousePacific Gas & Electric Co.Alta, CA3 GWhOct 1902Dec 2023 Water
Mill Creek 3Southern California Edison CoMill Creek, CA11 GWhFeb 1903Dec 2023 Water
Bishop Creek 4Southern California Edison CoBishop, CA50 GWhAug 1905Dec 2023 Water
Cow CreekPacific Gas & Electric Co.Millville, CA6 GWhDec 1906Mar 2023 Water
Kern River 1Southern California Edison CoBakersfield, CA167 GWhApr 1907Dec 2023 Water
Deer Creek PHPacific Gas & Electric Co.Nevada City, CA12 GWhApr 1908Nov 2023 Water
Bishop Creek 2Southern California Edison CoBishop, CA36 GWhOct 1908Dec 2023 Water
A G WishonPacific Gas & Electric Co.North Fork, CA16 GWhAug 1910Dec 2023 Water
LundySouthern California Edison CoLee Vining, CA11 GWhNov 1911Dec 2023 Water
Bishop Creek 6Southern California Edison CoBishop, CA10 GWhFeb 1913Dec 2023 Water
Bishop Creek 3Southern California Edison CoBishop, CA26 GWhMay 1913Dec 2023 Water
Drum 1Pacific Gas & Electric Co.Alta, CA88 GWhOct 1913Dec 2023 Water
Big Creek 1Southern California Edison CoBig Creek, CA394 GWhOct 1913Dec 2023 Water
Big Creek 2Southern California Edison CoAuberry, CA296 GWhNov 1913Dec 2023 Water
Rush CreekSouthern California Edison CoJune lake, CA40 GWhSep 1916Dec 2023 Water
HalseyPacific Gas & Electric Co.Auburn, CA7 GWhNov 1916Dec 2022 Water
WisePacific Gas & Electric Co.Auburn, CA65 GWhFeb 1917Dec 2023 Water
San Joaquin 2Pacific Gas & Electric Co.North Fork, CA2 GWhAug 1917Feb 2023 Water
FontanaSouthern California Edison CoRialto, CA6 GWhNov 1917Dec 2023 Water
Bishop Creek 5Southern California Edison CoBishop, CA14 GWhMay 1919Dec 2023 Water
Kern River 3Southern California Edison CoKernville, CA185 GWhFeb 1921Dec 2023 Water
Caribou 1Pacific Gas & Electric Co.Belden, CA198 GWhMay 1921Dec 2023 Water
Hat Creek 1Pacific Gas & Electric Co.Burney, CA23 GWhJul 1921Dec 2023 Water
Big Creek 8Southern California Edison CoAuberry, CA153 GWhJul 1921Dec 2023 Water
Hat Creek 2Pacific Gas & Electric Co.Burney, CA7 GWhAug 1921Dec 2023 Water
Spring GapPacific Gas & Electric Co.Long Barn, CA31 GWhAug 1921Dec 2023 Water
Pit 1Pacific Gas & Electric Co.Burney, CA195 GWhAug 1922Dec 2023 Water
Big Creek 3Southern California Edison CoAuberry, CA783 GWhAug 1923Aug 2024 Water
El DoradoEl Dorado Irrigation DistrictPollock Pines, CA101 GWhDec 1923Dec 2023 Water
PooleSouthern California Edison CoLee Vining, CA36 GWhApr 1924Dec 2023 Water
Pit 3Pacific Gas & Electric Co.Burney, CA345 GWhJun 1925Dec 2023 Water
Balch 1Pacific Gas & Electric Co.Balch Camp, CA184 GWhJan 1927Dec 2023 Water
Bucks CreekPacific Gas & Electric Co.Storrie, CA85 GWhFeb 1928Sep 2023 Water
Spaulding 1Pacific Gas & Electric Co.Emigrant Gap, CA37 GWhApr 1928Dec 2023 Water
Spaulding 2Pacific Gas & Electric Co.Emigrant Gap, CA7 GWhJun 1928Mar 2023 Water
Big Creek 2ASouthern California Edison CoAuberry, CA537 GWhJul 1928Aug 2024 Water
Spaulding 3Pacific Gas & Electric Co.Emigrant Gap, CA18 GWhJan 1929Dec 2023 Water
Kaweah 2Southern California Edison CoThree Rivers, CA693 MWhAug 1929Dec 2023 Water
Merced FallsMerced Irrigation DistrictSnelling, CA13 GWhJun 1930Oct 2023 Water
PardeeEast Bay Municipal Util DistValley Springs, CA182 GWhJun 1930Dec 2023 Water
Salt SpringsPacific Gas & Electric Co.Pioneer, CA201 GWhMay 1931Dec 2023 Water
Tiger CreekPacific Gas & Electric Co.Pioneer, CA246 GWhMay 1931Dec 2023 Water
Humboldt Sawmill CompanyMendocino Forest ProductsScotia, CA123 GWhDec 1937Aug 2024 Wood/Wood Waste Solids : 99.7%
AngelsUtica Water & Power AuthorityAngels Camp, CA7 GWhDec 1939Dec 2023 Water
PhoenixPacific Gas & Electric Co.Sonora, CA7 GWhJan 1940Dec 2023 Water
Narrows PHYuba County Water AgencyGrass Valley, CA73 GWhNov 1942Dec 2023 Water
Dutch FlatPacific Gas & Electric Co.Alta, CA112 GWhFeb 1943Dec 2023 Water
Pit 5Pacific Gas & Electric Co.Big Bend, CA370 GWhMar 1944Aug 2024 Water
Argus Cogen PlantSearles Valley Minerals Operations Inc.Trona, CA255 GWhNov 1947Aug 2024 Bituminous Coal : 89.1% Natural Gas : 10.9%
ElectraPacific Gas & Electric Co.Jackson, CA354 GWhMay 1948Aug 2024 Water
West Point PHPacific Gas & Electric Co.Pioneer, CA82 GWhOct 1948Dec 2023 Water
CrestaPacific Gas & Electric Co.Storrie, CA122 GWhOct 1949Dec 2023 Water
Rock CreekPacific Gas & Electric Co.Storrie, CA571 GWhFeb 1950Aug 2024 Water
Big Creek 4Southern California Edison CoNorth Fork, CA453 GWhMay 1951Aug 2024 Water
SJ/SC WPCPSan Jose/Santa Clara Water P CSan Jose, CA82 GWhJan 1953Aug 2024 Other Biomass Gas : 50.4% Natural Gas : 49.5%
MurphysUtica Water & Power AuthorityMurphys, CA18 GWhFeb 1954Dec 2023 Water
AES Redondo Beach LLCAES Redondo Beach LLCRedondo Beach, CA256 GWhSep 1954Dec 2023 Natural Gas
Pit 4Pacific Gas & Electric Co.Big Bend, CA313 GWhJun 1955Aug 2024 Water
AES Alamitos LLCAES Alamitos LLCLong Beach, CA202 GWhAug 1956Aug 2024 Natural Gas
PortalSouthern California Edison CoLakeshore, CA21 GWhNov 1956Dec 2023 Water
BeardsleyOakdale&South San Joaquin Irrigation D.None, CA83 GWhApr 1957Dec 2023 Water
DonnellsOakdale&South San Joaquin Irrigation D.None, CA348 GWhMay 1957Dec 2023 Water
C&H Sugar PlantC&H Sugar Company IncCrockett, CA40 GWhSep 1957Aug 2024 Purchased Steam
AES Huntington Beach LLCAES Huntington Beach LLCHuntington Beach, CA115 GWhMay 1958Jul 2024 Natural Gas
TullochOakdale&South San Joaquin Irrigation D.Jamestown, CA125 GWhMay 1958Dec 2023 Water
Pebbly Beach Generating Station HybridSouthern California Edison CoAvalon, CA29 GWhJun 1958Aug 2024 Distillate Fuel Oil : 94.4% Gaseous Propane : 5.6%
PoePacific Gas & Electric Co.Storrie, CA609 GWhSep 1958Aug 2024 Water
Balch 2Pacific Gas & Electric Co.Balch Camp, CA490 GWhOct 1958Dec 2023 Water
Caribou 2Pacific Gas & Electric Co.Belden, CA342 GWhOct 1958Aug 2024 Water
Butt ValleyPacific Gas & Electric Co.Belden, CA147 GWhNov 1958Dec 2023 Water
HaasPacific Gas & Electric Co.Balch Camp, CA544 GWhNov 1958Aug 2024 Water
Mammoth PoolSouthern California Edison CoNorth Fork, CA562 GWhFeb 1960Aug 2024 Water
Dion R HolmCity & County of San FranciscoGroveland, CA527 GWhJul 1960Aug 2024 Water
Kings River PHPacific Gas & Electric Co.Balch Camp, CA207 GWhFeb 1962Dec 2023 Water
De SablaPacific Gas & Electric Co.Magalia, CA47 GWhJan 1963Dec 2023 Water
StanislausPacific Gas & Electric Co.Vallecito, CA334 GWhFeb 1963Dec 2023 Water
Kelly RidgeSouth Feather Water and Power AgencyOroville, CA65 GWhAug 1963Dec 2023 Water
ForbestownSouth Feather Water and Power AgencyForbestown, CA155 GWhSep 1963Dec 2023 Water
WoodleafSouth Feather Water and Power AgencyForbestown, CA232 GWhOct 1963Dec 2023 Water
Chili BarSacramento Municipal Util DistPlacerville, CA43 GWhFeb 1965Dec 2023 Water
Pit 6Pacific Gas & Electric Co.Montgomery Creek, CA278 GWhJul 1965Oct 2023 Water
Pit 7Pacific Gas & Electric Co.Montgomery Creek, CA265 GWhAug 1965Aug 2024 Water
Chicago ParkNevada Irrigation DistrictColfax, CA135 GWhOct 1965Dec 2023 Water
Dutch Flat 2Nevada Irrigation DistrictDutch Flat, CA47 GWhOct 1965Dec 2023 Water
Drum 2Pacific Gas & Electric Co.Alta, CA271 GWhNov 1965Dec 2023 Water
James B BlackPacific Gas & Electric Co.Big Bend, CA367 GWhNov 1965Aug 2024 Water
Middle ForkPlacer County Water AgencyForesthill, CA492 GWhSep 1966Aug 2024 Water
RalstonPlacer County Water AgencyForesthill, CA460 GWhSep 1966Dec 2023 Water
French MeadowsPlacer County Water AgencyForesthill, CA67 GWhSep 1966Dec 2023 Water

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#3Electric Reliability Council of Texas, Inc.461.0 TWh1,139
#5Southwest Power Pool290.4 TWh762
#6Southern Company Services, Inc. - Trans247.9 TWh393
#7California Independent System Operator191.5 TWh1,943
#9Tennessee Valley Authority157.5 TWh170
#10Florida Power & Light Co.147.7 TWh159
#12New York Independent System Operator130.0 TWh1,100
#13Duke Energy Carolinas110.9 TWh556
#15ISO New England102.8 TWh1,487
#16Bonneville Power Administration80.0 TWh158