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 Jun 2025
Annual Generation 643.6 TWh
Power Plants2,788
Utilities1,282
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 | 36.7% Coal | 28.1% Wind | 15.5% Nuclear | 14.2% Solar | 3.4% Water | 1.6% Other Fuel | 0.5%

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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 201 to 300 of 2,103
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
EdgewaterWisconsin Power & Light CoSheboygan, WI2 TWhJun 1951Apr 2025 Subbituminous Coal : 99.9%
RockfordCity of Rockford- (IA)Rockford, IA4 MWhJul 1951Dec 2024 Distillate Fuel Oil
Louisiana 1Entergy Louisiana LLCBaton Rouge, LA3 TWhSep 1951Apr 2025 Natural Gas : 75.3% Other Gas : 24.7%
Eagle Valley (IN)AES IndianaMartinsville, IN6 TWhNov 1951Apr 2025 Natural Gas
Alpena Cement PlantLafarge CorpAlpena, MI181 GWhDec 1951Apr 2025 Petroleum Coke : 79.3% Natural Gas : 20.7%
Spring ValleySpring Valley Pub Utils CommSpring Valley, MN157 MWhDec 1951Dec 2024 Distillate Fuel Oil : 78.5% Natural Gas : 21.5%
FennimoreCity of Fennimore - (WI)Fennimore, WI27 MWhJan 1952Dec 2024 Distillate Fuel Oil
Lake CrystalCity of Lake Crystal - (MN)Lake Crystal, MN20 MWhApr 1952Dec 2024 Distillate Fuel Oil
Moose LakeMoose Lake Water & Light CommMoose Lake, MN63 MWhOct 1952Dec 2024 Distillate Fuel Oil : 83.7% Natural Gas : 16.3%
Westrock Hodge (LA)Westrock (LA)Hodge, LA466 GWhNov 1952Dec 2024 Black Liquor : 50.4% Natural Gas : 35.5% Wood/Wood Waste Solids : 14.2%
Cargill Corn Milling DivisionCargill Inc North America SweetnersEddyville, IA110 GWhNov 1952Dec 2024 Natural Gas
Michigamme FallsWisconsin Electric Power CoCrystal Falls, MI23 GWhMay 1953Dec 2024 Water
Syl LaskinALLETE, Inc.Hoyt Lakes, MN172 GWhMay 1953Dec 2024 Natural Gas
Princeton (IL)City of Princeton - (IL)Princeton, IL434 MWhJun 1953Dec 2024 Natural Gas : 99.8%
TecheCleco Power LLCBaldwin, LA21 GWhJun 1953Dec 2024 Natural Gas
St ClairDTE Electric CompanyEast China Twp, MI3 GWhJul 1953Apr 2025 Natural Gas
Hemlock FallsWisconsin Electric Power CoCrystal Falls, MI6 GWhJul 1953Dec 2024 Water
Princeton (MN)Princeton Public Utils CommPrinceton, MN134 MWhAug 1953Dec 2024 Distillate Fuel Oil
BreeseCity of Breese - (IL)Breese, IL263 MWhNov 1953Dec 2024 Distillate Fuel Oil
Wabash Valley Power IGCCWabash Valley Power Assn, IncTerre Haute, IN374 GWhNov 1953Apr 2025 Natural Gas
Consumer Operations LLCGeorgia-Pacific Consumer Oper. Green Bay LLCGreen Bay, WI252 GWhDec 1953Apr 2025 Natural Gas
Walter Scott Jr Energy CenterMidAmerican Energy CoCouncil Bluffs, IA7 TWhFeb 1954Apr 2025 Subbituminous Coal : 99.3% Distillate Fuel Oil : 0.6%
Mountain LakeCity of Mountain Lake - (MN)Mountain Lake, MN2 GWhApr 1954Dec 2024 Wind : 97.7% Natural Gas : 1.8%
WestRock (TX)WestRock (TX)Evadale, TX407 GWhMay 1954Dec 2023 Black Liquor : 57.4% Wood/Wood Waste Solids : 24.4% Natural Gas : 18.1%
American Crystal Sugar CrookstonAmerican Crystal Sugar CoCrookston, MN43 GWhAug 1954Dec 2024 Subbituminous Coal
Black DogNorthern States Power Co - MinnesotaBurnsville, MN2 TWhSep 1954Dec 2023 Natural Gas
Hennepin IslandNorthern States Power Co - MinnesotaMinneapolis, MN47 GWhSep 1954Dec 2024 Water
R M HeskettMontana-Dakota Utilities CoMandan, ND28 GWhOct 1954Apr 2025 Natural Gas
WestonWisconsin Public Service CorpRothschild, WI4 TWhNov 1954Apr 2025 Subbituminous Coal : 99.6%
West BendCity of West BendWest Bent, IA174 MWhNov 1954Dec 2024 Distillate Fuel Oil
JanesvilleCity of Janesville - (MN)Janesville, MN20 MWhApr 1955Dec 2024 Distillate Fuel Oil : 97.0% Natural Gas : 3.0%
ManitowocManitowoc Public UtilitiesManitowoc, WI155 GWhMay 1955Apr 2025 Wood/Wood Waste Solids : 97.2% Petroleum Coke : 1.3% Bituminous Coal : 1.0%
Blakely MountainUSCE -Vickburg DistrictRoyal, AR158 GWhAug 1955Dec 2024 Water
Nine Mile PointEntergy Louisiana LLCWestwego, LA9 TWhOct 1955Mar 2025 Natural Gas
DafterCloverland Electric Co-opDafter, MI3 GWhOct 1955Dec 2024 Distillate Fuel Oil
TiptonCity of Tipton - (IA)Tipton, IA69 MWhOct 1955Dec 2024 Distillate Fuel Oil
Lake MillsCity of Lake MillsLake Mills, IA38 MWhDec 1955Dec 2024 Distillate Fuel Oil
WintersetCity of Winterset - (IA)Winterset, IA35 MWhJun 1956Dec 2024 Natural Gas : 55.9% Distillate Fuel Oil : 44.1%
SumnerCity of Sumner - (IA)Sumner, IA175 MWhJul 1956Dec 2024 Distillate Fuel Oil
WillmarWillmar Municipal UtilitiesWillmar, MN5 GWhAug 1956Jul 2024 Wind
New UlmNew Ulm Public Utilities CommNew Ulm, MN2 GWhDec 1956Dec 2024 Natural Gas : 95.4% Distillate Fuel Oil : 4.6%
Columbia (MO)City of Columbia - (MO)Columbia, MO22 GWhDec 1956Dec 2024 Landfill Gas : 63.9% Natural Gas : 36.1%
Motiva Enterprises Port Arthur RefineryMotiva Enterprises LLCPort Arthur, TX2 TWhMay 1957Apr 2025 Natural Gas : 90.9% Other Gas : 9.1%
GlencoeGlencoe Light & Power CommGlencoe, MN182 MWhMay 1957Dec 2024 Distillate Fuel Oil : 99.8%
Blount StreetMadison Gas & Electric CoMadison, WI49 GWhMay 1957Dec 2024 Natural Gas
GeneseoCity of Geneseo - (IL)Geneseo, IL8 GWhJun 1957Apr 2025 Wind : 77.8% Solar : 22.1%
GraettingerCity of Graettinger - (IA)Graettinger, IA59 MWhJul 1957Dec 2024 Distillate Fuel Oil
CoggonCoggon Municipal Light PlantCoggon, IA8 MWhSep 1957Dec 2024 Distillate Fuel Oil
Decorative Panels IntlDecorative Panels International, Inc.Alpena, MI43 GWhOct 1957Dec 2023 Natural Gas : 79.6% Wood/Wood Waste Solids : 20.4%
MenomonieNorthern States Power Co - MinnesotaMenomonie, WI24 GWhDec 1957Dec 2024 Water
Hutchinson Plant #1Hutchinson Utilities CommHutchinson, MN36 GWhDec 1957Dec 2024 Natural Gas
Atlantic Alumina, Gramercy OperationsAtalco Gramercy LLCGramercy, LA231 GWhJan 1958Dec 2023 Natural Gas
Allen S KingNorthern States Power Co - MinnesotaOak Park Heights, MN580 GWhFeb 1958Apr 2025 Subbituminous Coal : 99.5%
Muscatine Plant #1Board of Water Electric & CommunicationsMuscatine, IA698 GWhMar 1958Apr 2025 Subbituminous Coal : 99.8%
Pine Bluff MillSuzano Packaging LLCPine Bluff, AR289 GWhApr 1958Dec 2023 Black Liquor : 80.1% Natural Gas : 19.9%
Harding StreetAES IndianaIndianapolis, IN3 TWhMay 1958Apr 2025 Natural Gas
LaO Energy SystemsDow Chemical CoPlaquemine, LA2 TWhMay 1958Dec 2023 Natural Gas : 85.8% Other Gas : 14.2%
Clay BoswellALLETE, Inc.Cohasset, MN5 TWhJun 1958Apr 2025 Subbituminous Coal : 99.7%
Waverly Municipal Electric North PlantWaverly Municipal Elec UtilityWaverly, IA232 MWhJul 1958Dec 2024 Distillate Fuel Oil : 55.1% Natural Gas : 44.9%
Lewis & ClarkMontana-Dakota Utilities CoRichland, MT3 GWhSep 1958Apr 2025 Natural Gas
Prairie CreekInterstate Power and Light CoCedar Rapids, IA64 GWhSep 1958Apr 2025 Subbituminous Coal : 66.4% Natural Gas : 33.6%
VestaburgWolverine Power Supply CoopVestaburg, MI2 GWhDec 1958Dec 2024 Natural Gas
R S NelsonEntergy Louisiana LLCWestlake, LA1 TWhJan 1959Mar 2025 Subbituminous Coal : 99.5% Distillate Fuel Oil : 0.5%
Red BudCity of Red Bud - (IL)Red Bud, IL121 MWhFeb 1959Dec 2024 Distillate Fuel Oil
John H WardenL'Anse Warden Electric Company LLCL'Anse, MI111 GWhJul 1959Dec 2024 Wood/Wood Waste Solids : 87.2% Tire-derived Fuels : 12.6%
Dan E KarnConsumers Energy Co - (MI)Essexville, MI67 GWhOct 1959Apr 2025 Natural Gas : 91.8% Residual Fuel Oil : 8.2%
South Oak CreekWisconsin Electric Power CoOak Creek, WI2 TWhNov 1959Mar 2025 Subbituminous Coal : 99.7%
WarrickAGC Division of APGI IncNewburgh, IN3 TWhMar 1960Apr 2025 Bituminous Coal : 98.9% Natural Gas : 1.1%
ManistiqueCloverland Electric Co-opManistique, MI1 GWhJun 1960Dec 2024 Distillate Fuel Oil
Iowa State UniversityIowa State UniversityAmes, IA81 GWhSep 1960Apr 2025 Natural Gas
Blue EarthBlue Earth Light & WaterBlue Earth, MN31 MWhOct 1960Dec 2023 Distillate Fuel Oil
Little GypsyEntergy Louisiana LLCLa Place, LA1 TWhFeb 1961Mar 2025 Natural Gas
Coughlin Power StationCleco Power LLCSt Landry, LA4 TWhMar 1961Apr 2025 Natural Gas
MU Combined Heat and Power PlantCurators of the University of MissouriColumbia, MO198 GWhJun 1961Apr 2025 Natural Gas : 73.5% Wood/Wood Waste Solids : 24.8% Bituminous Coal : 1.7%
SabineEntergy Texas Inc.Orange, TX4 TWhDec 1961Apr 2025 Natural Gas
Georgia-Pacific Crossett LLCGeorgia-Pacific Crossett LLCCrossett, AR4 GWhApr 1962Jun 2024 Natural Gas
J H CampbellConsumers Energy Co - (MI)West Olive, MI9 TWhSep 1962Apr 2025 Subbituminous Coal : 98.4% Bituminous Coal : 1.4%
MarionSouthern Illinois Power CoopMarion, IL722 GWhMay 1963Apr 2025 Bituminous Coal : 85.5% Natural Gas : 14.4%
Streeter StationCedar Falls UtilitiesCedar Falls, IA8 GWhAug 1963Dec 2024 Natural Gas : 94.0% Bituminous Coal : 6.0%
Osage (IA)City of Osage - (IA)Osage, IA6 GWhAug 1963Dec 2024 Wind : 81.2% Solar : 18.8%
LitchfieldLitchfield Public UtilitiesLitchfield, MN143 MWhAug 1963Dec 2024 Natural Gas : 62.5% Distillate Fuel Oil : 37.5%
Story CityCity of Story City - (IA)Story City, IA97 MWhDec 1963Dec 2024 Distillate Fuel Oil : 89.6% Natural Gas : 10.4%
Plant 31 Paper MillGraphic Packaging InternationalWest Monroe, LA523 GWhDec 1963Dec 2024 Natural Gas : 63.2% Black Liquor : 25.1% Wood/Wood Waste Solids : 11.7%
George Neal NorthMidAmerican Energy CoSergeant Bluff, IA1 TWhApr 1964Apr 2025 Subbituminous Coal : 98.6% Natural Gas : 1.4%
CarlyleCity of Carlyle - (IL)Carlyle, IL231 MWhJul 1964Dec 2024 Distillate Fuel Oil
Nine SpringsMadison Gas & Electric CoMadison, WI82 MWhNov 1964Dec 2024 Natural Gas
HibbingHibbing Public Utilities CommHibbing, MN68 GWhMar 1965Dec 2023 Natural Gas : 63.6% Wood/Wood Waste Solids : 35.0% Subbituminous Coal : 1.4%
D G HunterCity of Alexandria - (LA)Alexandria, LA69 GWhApr 1965Dec 2024 Natural Gas
American Crystal Sugar DraytonAmerican Crystal Sugar CoDrayton, ND42 GWhAug 1965Dec 2024 Subbituminous Coal
Sam Rayburn DamUSACE-Fort Worth DistrictJasper, TX199 GWhAug 1965Dec 2024 Water
T B Simon Power PlantMichigan State UniversityEast Lansing, MI250 GWhNov 1965Apr 2025 Natural Gas
Robert A ReidBig Rivers Electric CorpRobards, KY19 GWhDec 1965Dec 2024 Natural Gas
ExxonMobil Beaumont RefineryExxonMobil Oil CorpBeaumont, TX4 TWhDec 1965Apr 2025 Natural Gas : 96.6% Other Gas : 3.4%
New LisbonCity of New LisbonNew Lisbon, WI19 MWhDec 1965Dec 2024 Distillate Fuel Oil
IndianolaIndianola Municipal UtilitiesIndianola, IA446 MWhDec 1965Dec 2024 Distillate Fuel Oil
St Francisville MillHood Container of Louisiana, LLCSt. Francisville, LA110 GWhFeb 1966Dec 2024 Black Liquor : 58.6% Natural Gas : 41.4%
HancockDTE Electric CompanyCommerce Twp, MI9 GWhMar 1966Dec 2024 Natural Gas
FermiDTE Electric CompanyFrenchtown Twp, MI10 TWhMar 1966Apr 2025 Nuclear
Northeast (MI)DTE Electric CompanyWarren, MI6 GWhApr 1966Dec 2024 Natural Gas : 84.7% Distillate Fuel Oil : 15.3%
River HillsMidAmerican Energy CoDes Moines, IA1 GWhApr 1966Dec 2024 Natural Gas

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC858.2 TWh2,429
#2Midcontinent Independent System Operator, Inc.643.6 TWh2,788
#3Electric Reliability Council of Texas, Inc.476.8 TWh1,305
#5Southwest Power Pool296.3 TWh830
#6Southern Company Services, Inc. - Trans251.6 TWh417
#7California Independent System Operator190.5 TWh2,051
#8Tennessee Valley Authority158.7 TWh204
#10Florida Power & Light Co.149.5 TWh187
#12New York Independent System Operator130.5 TWh1,191
#13Duke Energy Carolinas111.8 TWh565