Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 65 balancing authorities in terms of total annual electricity generation.

Balancing AuthorityMidcontinent Independent System Operator, Inc.
States Arkansas Illinois Indiana Iowa Kentucky Louisiana Michigan Minnesota Mississippi Missouri Montana North Dakota South Dakota Texas Wisconsin
Last Update Nov 2025
Annual Generation 655.1 TWh
Power Plants2,831
Utilities1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 35.7% Coal | 29% Wind | 14.9% Nuclear | 13.9% Solar | 4.5% Water | 1.5% Other Fuel | 0.6%

Map of Midcontinent Independent System Operator, Inc.

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Daily Net Generation for Midcontinent Independent System Operator, Inc. for the past 3 Years

List of All Midcontinent Independent System Operator, Inc. Power Plants

Displaying Results 501 to 600 of 2,137
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
BreeseCity of Breese - (IL)Breese, IL263 MWhNov 1953Dec 2024 Distillate Fuel Oil
BushnellCity of Bushnell - (IL)Bushnell, IL49 MWhMay 1940Dec 2024 Distillate Fuel Oil
CarlyleCity of Carlyle - (IL)Carlyle, IL231 MWhJul 1964Dec 2024 Distillate Fuel Oil
CarmiCity of Carmi - (IL)Carmi, IL230 MWhNov 1948Dec 2024 Distillate Fuel Oil
Farmer CityCity of Farmer City - (IL)Farmer City, IL50 MWhMar 1951Dec 2024 Distillate Fuel Oil
FreeburgVillage of Freeburg - (IL)Freeburg, IL122 MWhJul 1948Dec 2024 Distillate Fuel Oil
HighlandCity of HighlandHighland, IL187 MWhFeb 1967Dec 2024 Distillate Fuel Oil
Marshall (IL)City of Marshall - (IL)Marshall, IL116 MWhMar 2002Dec 2024 Distillate Fuel Oil
Princeton (IL)City of Princeton - (IL)Princeton, IL434 MWhJun 1953Dec 2024 Natural Gas : 99.8%
Red BudCity of Red Bud - (IL)Red Bud, IL121 MWhFeb 1959Dec 2024 Distillate Fuel Oil
ReynoldsCity of Springfield - (IL)Springfield, IL81 MWhOct 1970Dec 2024 Distillate Fuel Oil
WaterlooCity of Waterloo - (IL)Waterloo, IL491 MWhMay 1946Dec 2024 Natural Gas : 68.9% Distillate Fuel Oil : 31.1%
Norway (IN)Northern Indiana Pub Serv CoMonticello, IN16 GWhMay 1923Dec 2024 Water
OakdaleNorthern Indiana Pub Serv CoMonticello, IN17 GWhOct 1925Dec 2024 Water
MarklandDuke Energy Indiana, LLCFlorence, IN299 GWhDec 1966Dec 2024 Water
NoblesvilleDuke Energy Indiana, LLCNoblesville, IN2 TWhAug 1950Dec 2024 Natural Gas
Peru (IN)City of Peru - (IN)Peru, IN6 MWhMay 1949Dec 2024 Distillate Fuel Oil
MarshalltownInterstate Power and Light CoMarshalltown, IA79 GWhMay 1978Dec 2024 Natural Gas
Coralville GTMidAmerican Energy CoCoralville, IA800 MWhMay 1970Dec 2024 Natural Gas
River HillsMidAmerican Energy CoDes Moines, IA1 GWhApr 1966Dec 2024 Natural Gas
Merl ParrMidAmerican Energy CoCharles City, IA432 MWhApr 1969Dec 2024 Natural Gas
KeokukUnion Electric Co - (MO)Keokuk, IA888 GWhJul 1913Dec 2024 Water
Ames Electric Services Power PlantCity of Ames - (IA)Ames, IA306 GWhApr 1968Dec 2024 Natural Gas : 90.9% Other Biomass Solids : 9.1%
AnitaCity of Anita - (IA)Anita, IA13 MWhSep 1939Dec 2024 Distillate Fuel Oil
AtlanticAtlantic Municipal UtilitiesAtlantic, IA110 MWhAug 1966Dec 2024 Natural Gas
BancroftBancroft Municipal UtilitiesBancroft, IA96 MWhDec 1947Dec 2024 Distillate Fuel Oil
BellevueCity of Bellevue - (IA)Bellevue, IA61 MWhJun 1947Dec 2024 Distillate Fuel Oil
BrooklynCity of Brooklyn - (IA)Brooklyn, IA18 MWhAug 2012Dec 2024 Distillate Fuel Oil
CascadeCascade Municipal UtilitiesCascade, IA73 MWhMar 1951Dec 2024 Distillate Fuel Oil : 62.7% Natural Gas : 37.3%
Gas Turbine (IA)Cedar Falls UtilitiesCedar Falls, IA690 MWhDec 1967Dec 2024 Natural Gas
Streeter StationCedar Falls UtilitiesCedar Falls, IA8 GWhAug 1963Dec 2024 Natural Gas : 94.0% Bituminous Coal : 6.0%
CoggonCoggon Municipal Light PlantCoggon, IA8 MWhSep 1957Dec 2024 Distillate Fuel Oil
CorningCity of Corning - (IA)Corning, IA51 MWhMay 1975Dec 2024 Distillate Fuel Oil
Dayton (IA)City of Dayton - (IA)Dayton, IA16 MWhSep 2000Dec 2024 Distillate Fuel Oil
Forest City Light PlantCity of Forest City- (IA)Forest City, IA225 MWhDec 1945Dec 2024 Distillate Fuel Oil
GowrieGowrie Municipal UtilitiesGowrie, IA5 MWhDec 2012Dec 2024 Distillate Fuel Oil
GraettingerCity of Graettinger - (IA)Graettinger, IA59 MWhJul 1957Dec 2024 Distillate Fuel Oil
Grand JunctionCity of Grand Junction - (IA)Grand Junction, IA4 MWhNov 1994Dec 2024 Distillate Fuel Oil
HarlanHarlan Municipal Utilities - (IA)Harlan, IA2 MWhJun 2001Dec 2024 Distillate Fuel Oil
IndianolaIndianola Municipal UtilitiesIndianola, IA446 MWhDec 1965Dec 2024 Distillate Fuel Oil
Lake ParkCity of Lake Park - (IA)Lake Park, IA46 MWhMar 2005Dec 2024 Distillate Fuel Oil
Lake MillsCity of Lake MillsLake Mills, IA38 MWhDec 1955Dec 2024 Distillate Fuel Oil
Lamoni Municipal UtilitiesCity of Lamoni - (IA)Lamoni, IA86 MWhFeb 1940Dec 2024 Distillate Fuel Oil
La PorteLa Porte City UtilitiesLa Porte City, IA30 MWhNov 2000Dec 2024 Distillate Fuel Oil
LenoxCity of Lenox - (IA)Lenox, IA39 MWhAug 1948Dec 2024 Distillate Fuel Oil
McGregorCity of McGregor- (IA)McGregor, IA7 MWhNov 1941Dec 2024 Distillate Fuel Oil
MontezumaCity of Montezuma - (IA)Montezuma, IA119 MWhJul 1940Dec 2024 Distillate Fuel Oil : 63.8% Natural Gas : 36.2%
OgdenCity of Ogden - (IA)Ogden, IA10 MWhJun 1951Dec 2024 Distillate Fuel Oil
Osage (IA)City of Osage - (IA)Osage, IA6 GWhAug 1963Dec 2024 Wind : 81.2% Solar : 18.8%
Preston (IA)City of PrestonPreston, IA9 MWhNov 1968Dec 2024 Natural Gas : 89.7% Distillate Fuel Oil : 10.3%
RockfordCity of Rockford- (IA)Rockford, IA4 MWhJul 1951Dec 2024 Distillate Fuel Oil
Sibley OneCity of Sibley - (IA)Sibley, IA42 MWhAug 1971Dec 2024 Distillate Fuel Oil : 58.9% Natural Gas : 41.1%
Spencer Gas TurbineCity of Spencer - (IA)Spencer, IA651 MWhDec 1969Dec 2024 Kerosene
State CenterCity of State Center - (IA)State Center, IA75 MWhJul 1972Dec 2024 Distillate Fuel Oil : 63.9% Natural Gas : 36.1%
Story CityCity of Story City - (IA)Story City, IA97 MWhDec 1963Dec 2024 Distillate Fuel Oil : 89.6% Natural Gas : 10.4%
SumnerCity of Sumner - (IA)Sumner, IA175 MWhJul 1956Dec 2024 Distillate Fuel Oil
Villisca Municipal Power PlantCity of Villisca - (IA)Villisca, IA7 MWhMay 2003Dec 2024 Distillate Fuel Oil
Webster CityCity of Webster City - (IA)Webster City, IA809 MWhMar 1972Dec 2024 Distillate Fuel Oil
West BendCity of West BendWest Bent, IA174 MWhNov 1954Dec 2024 Distillate Fuel Oil
West LibertyCity of West Liberty - (IA)West Liberty, IA38 MWhSep 1974Dec 2024 Distillate Fuel Oil
WiltonCity of Wilton - (IA)Wilton, IA9 MWhDec 1991Dec 2024 Distillate Fuel Oil
WintersetCity of Winterset - (IA)Winterset, IA35 MWhJun 1956Dec 2024 Natural Gas : 55.9% Distillate Fuel Oil : 44.1%
Summit LakeCentral Iowa Power CooperativeCreston, IA70 GWhFeb 1951Dec 2024 Natural Gas : 99.9%
TecheCleco Power LLCBaldwin, LA21 GWhJun 1953Dec 2024 Natural Gas
Big Cajun 1Louisiana Generating LLCJarreau, LA151 GWhMay 1972Dec 2024 Natural Gas
AlconaConsumers Energy Co - (MI)Glennie, MI26 GWhDec 1923Dec 2024 Water
Allegan DamConsumers Energy Co - (MI)Allegan, MI12 GWhDec 1934Dec 2024 Water
C W TippyConsumers Energy Co - (MI)Wellston, MI54 GWhDec 1917Dec 2024 Water
CookeConsumers Energy Co - (MI)Oscoda, MI25 GWhDec 1910Dec 2024 Water
CrotonConsumers Energy Co - (MI)Newaygo, MI29 GWhDec 1906Dec 2024 Water
Five ChannelsConsumers Energy Co - (MI)Oscoda, MI23 GWhDec 1911Dec 2024 Water
FooteConsumers Energy Co - (MI)Oscoda, MI27 GWhDec 1917Dec 2024 Water
HardyConsumers Energy Co - (MI)Newaygo, MI72 GWhMay 1931Dec 2024 Water
HodenpylConsumers Energy Co - (MI)Mesick, MI40 GWhJun 1925Dec 2024 Water
LoudConsumers Energy Co - (MI)Oscoda, MI17 GWhDec 1912Dec 2024 Water
MioConsumers Energy Co - (MI)Mio, MI14 GWhDec 1915Dec 2024 Water
RogersConsumers Energy Co - (MI)Big Rapids, MI16 GWhDec 1921Dec 2024 Water
WebberConsumers Energy Co - (MI)Lyons, MI11 GWhDec 1906Dec 2024 Water
HancockDTE Electric CompanyCommerce Twp, MI9 GWhMar 1966Dec 2024 Natural Gas
Northeast (MI)DTE Electric CompanyWarren, MI6 GWhApr 1966Dec 2024 Natural Gas : 84.7% Distillate Fuel Oil : 15.3%
ManistiqueCloverland Electric Co-opManistique, MI1 GWhJun 1960Dec 2024 Distillate Fuel Oil
Edison SaultCloverland Electric Co-opSault Ste. Marie, MI199 GWhJun 1901Dec 2024 Water
Saxon FallsNorthern States Power Co - MinnesotaSaxon, WI8 GWhDec 1912Dec 2024 Water
Superior FallsNorthern States Power Co - MinnesotaIronwood, MI7 GWhDec 1916Dec 2024 Water
John H WardenL'Anse Warden Electric Company LLCL'Anse, MI111 GWhJul 1959Dec 2024 Wood/Wood Waste Solids : 87.2% Tire-derived Fuels : 12.6%
PrickettUpper Peninsula Power CompanyPelkie, MI7 GWhOct 1931Dec 2024 Water
Victoria DamUpper Peninsula Power CompanyRockland, MI26 GWhDec 1930Dec 2024 Water
BruleWisconsin Electric Power CoFlorence, WI16 GWhDec 1918Dec 2024 Water
Chalk HillWisconsin Electric Power CoStephenson, MI14 GWhApr 1927Dec 2024 Water
Hemlock FallsWisconsin Electric Power CoCrystal Falls, MI6 GWhJul 1953Dec 2024 Water
KingsfordWisconsin Electric Power CoKingsford, MI25 GWhApr 1924Dec 2024 Water
Michigamme FallsWisconsin Electric Power CoCrystal Falls, MI23 GWhMay 1953Dec 2024 Water
Peavy FallsWisconsin Electric Power CoCrystal Falls, MI37 GWhDec 1942Dec 2024 Water
Way DamWisconsin Electric Power CoCrystal Falls, MI5 GWhNov 1949Dec 2024 Water
White RapidsWisconsin Electric Power CoStephenson, MI30 GWhSep 1927Dec 2024 Water
Grand RapidsWisconsin Public Service CorpIngalls, MI32 GWhMay 1918Dec 2024 Water
Crystal FallsCity of Crystal FallsCrystal Falls, MI5 GWhMay 1914Dec 2024 Water
HillsdaleHillsdale Board of Public WksHillsdale, MI196 MWhFeb 1947Dec 2024 Natural Gas : 89.6% Distillate Fuel Oil : 10.4%
Plant FourCity of Marquette - (MI)Marquette, MI2 MWhApr 1979Dec 2024 Distillate Fuel Oil
James R SmithCity of Marquette - (MI)Marquette, MI13 GWhDec 1918Dec 2024 Water

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC870.7 TWh2,465
#2Midcontinent Independent System Operator, Inc.655.1 TWh2,831
#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