Midcontinent Independent System Operator, Inc.

Balancing Authority Summary Information

Midcontinent Independent System Operator, Inc. is ranked #2 out of 64 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 Jul 2026
Annual Generation 669.4 TWh
Power Plants3,038
Utilities1,345
Ranked #2 out of 64 in terms of net annual generation
Ranked #2 out of 53 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 37% Coal | 26.5% Wind | 14.9% Nuclear | 13.9% Solar | 5.7% Water | 1.4% 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 601 to 700 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Alliant Energy NeenahWisconsin Power & Light CoNeenah, WI483 GWhApr 2000Dec 2025 Natural Gas
CalcasieuEntergy Louisiana LLCSulphur, LA139 GWhApr 2000Dec 2025 Natural Gas
GeorgetownAES IndianaIndianapolis, IN307 GWhMay 2000Dec 2025 Natural Gas
West Marinette 34Madison Gas & Electric CoPeshtigo, WI85 GWhMay 2000Dec 2025 Natural Gas
Vermillion Energy FacilityDuke Energy Ohio IncCayuga, IN422 GWhMay 2000Dec 2025 Natural Gas
Worthington Generation LLCHoosier Energy R E C, IncWorthington, IN203 GWhMay 2000Dec 2025 Natural Gas
Gibson City Energy Center LLCGibson City Energy Center LLCGibson City, IL109 GWhMay 2000Dec 2024 Natural Gas
PinckneyvilleUnion Electric Co - (MO)Pinckneyville, IL67 GWhMay 2000Dec 2025 Natural Gas
Wheatland Generating FacilityDuke Energy Indiana, LLCWheatland, IN153 GWhMay 2000Dec 2025 Natural Gas
Shelby Energy CountyShelby County Energy Center, LLCNeoga, IL184 GWhMay 2000Dec 2025 Natural Gas
Willmar Municipal East SubstationWillmar Municipal Utilities (MN)Willmar, MN32 MWhMay 2000Dec 2025 Distillate Fuel Oil
Willmar Municipal SW SubstationWillmar Municipal Utilities (MN)Willmar, MN30 MWhMay 2000Dec 2025 Distillate Fuel Oil
Beloit Memorial Hospital Power PlantBeloit Memorial HospitalBeloit, WI147 MWhMay 2000Dec 2025 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
MMSD South Shore WastewaterMilwaukee Metro Sewerage DistOak Creek, WI23 GWhJul 2000Dec 2025 Other Biomass Gas : 88.5% Natural Gas : 11.5%
Beaver IslandGreat Lakes Energy CoopBeaver Island, MI50 MWhAug 2000Dec 2025 Distillate Fuel Oil
Avenue A Generator SetsCity of Rock Falls - (IL)Rock Falls, IL224 MWhAug 2000Dec 2025 Distillate Fuel Oil
Dayton (IA)City of Dayton - (IA)Dayton, IA2 MWhSep 2000Dec 2025 Distillate Fuel Oil
Air Products Port ArthurAir Products LLCPort Arthur, TX1 TWhOct 2000Dec 2025 Natural Gas : 93.4% Other Gas : 6.6%
La PorteLa Porte City UtilitiesLa Porte City, IA162 MWhNov 2000Dec 2025 Distillate Fuel Oil
Twin Lake Hills LLCCHI Operations IncLake Benton, MN5 GWhNov 2000Dec 2024 Wind
Hadley Ridge LLCCHI Operations IncLake Benton, MN5 GWhNov 2000Dec 2024 Wind
IMEA FloraIllinois Municipal Elec Agency (IL)Flora, IL71 MWhNov 2000Dec 2025 Distillate Fuel Oil
Winters Spawn LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Spartan Hills LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Soliloquoy Ridge LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Ruthton Ridge LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Hope Creek LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Florence Hills LLCCHI Operations IncLake Benton, MN5 GWhDec 2000Dec 2024 Wind
Gilliam SouthCity of Stuart - (IA)Stuart, IA4 MWhJan 2001Dec 2025 Distillate Fuel Oil
Audrain Generating StationUnion Electric Co - (MO)Vandalia, MO403 GWhJan 2001Dec 2025 Natural Gas
Tsar Nicholas LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Sun River LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Julia Hills LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Jessica Mills LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Jack River LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Autumn Hills LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Agassiz Beach LLCCHI Operations IncAverill, MN3 GWhJan 2001Dec 2025 Wind
Lennon GeneratingNorth American Natural ResLennon, MI26 GWhJan 2001Dec 2025 Landfill Gas
AttalaEntergy Mississippi LLCSallis, MS3 TWhFeb 2001May 2026 Natural Gas
Farmers Electric Cooperative - KalonaFarmers Electric Coop - (IA)Kalona, IA174 MWhFeb 2001Dec 2025 Distillate Fuel Oil
Traer SouthCity of Traer - (IA)Traer, IA12 MWhMar 2001Dec 2025 Distillate Fuel Oil
KinmundyUnion Electric Co - (MO)Patoka, IL3 GWhMar 2001Dec 2025 Natural Gas
Pleasant Valley (MN)Great River EnergyDexter, MN157 GWhApr 2001Dec 2025 Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Minnesota RiverMinnesota Municipal Power AgnyChaska, MN2 GWhApr 2001Dec 2025 Natural Gas
Hinds Energy FacilityEntergy Mississippi LLCJackson, MS2 TWhApr 2001May 2026 Natural Gas
Amana Society Service CompanyAmana Society Service CoMiddle Amana, IA1 GWhApr 2001Dec 2025 Distillate Fuel Oil
Elk MoundDairyland Power CoopElk Mound, WI466 MWhMay 2001Dec 2025 Natural Gas : 63.5% Distillate Fuel Oil : 36.5%
Lakefield JunctionGreat River EnergyTrimont, MN95 GWhMay 2001Dec 2025 Natural Gas : 99.8%
Gaylord - WolverineWolverine Power Supply CoopGaylord, MI37 GWhMay 2001Dec 2025 Natural Gas
Zeeland Generating StationConsumers Energy Co - (MI)Zeeland, MI6 TWhMay 2001May 2026 Natural Gas
Montpelier Electric Generating StationKimura Power LLCPoneto, IN213 GWhMay 2001May 2026 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
RockGen Energy CenterDairyland Power CoopCambridge, WI625 GWhMay 2001May 2026 Natural Gas : 98.1% Distillate Fuel Oil : 1.9%
Kentucky MillsDomtar Paper Company LLCHawesville, KY338 GWhMay 2001Dec 2025 Black Liquor : 75.4% Wood/Wood Waste Solids : 23.7% Natural Gas : 0.8%
Columbia Energy CenterCity of Columbia - (MO)Columbia, MO51 GWhMay 2001Dec 2025 Natural Gas
Perryville Power StationEntergy Louisiana LLCSterlington, LA4 TWhMay 2001May 2026 Natural Gas
Diesel GeneratorsMadison Gas & Electric CoMadison, WI1 GWhMay 2001May 2026 Distillate Fuel Oil
HarlanHarlan Municipal Utilities - (IA)Harlan, IA1 MWhJun 2001Dec 2025 Distillate Fuel Oil
Henry CountyDuke Energy Indiana, LLCNew Castle, IN275 GWhJun 2001Dec 2025 Natural Gas
EarlvilleCity of Earlville - (IA)Earlville, IA7 MWhJun 2001Dec 2025 Distillate Fuel Oil
Industrial ParkCity of Rock Falls - (IL)Rock Falls, IL838 MWhJun 2001Dec 2025 Distillate Fuel Oil
NAFTA Region Olefins Complex Cogen FacBASF CorpPort Arthur, TX577 GWhJun 2001Dec 2025 Natural Gas
San Jacinto County Peaking FacilityEast Texas Electric Coop, IncShepherd, TX287 GWhJun 2001Dec 2025 Natural Gas
Hardin County Peaking FacilityEntergy Texas Inc.Kountze, TX257 GWhJun 2001Dec 2025 Natural Gas
FairfaxCity of Fairfax - (MN)Fairfax, MN6 MWhJul 2001Dec 2025 Distillate Fuel Oil
Pine Bluff Energy CenterPine Bluff Energy LLCPine Bluff, AR943 GWhJul 2001May 2026 Natural Gas
Berlin Landfill GasWM Renewable Energy LLCBerlin, WI12 GWhJul 2001Dec 2025 Landfill Gas
Old Gold Energy Center, LLCOld Gold Energy Center, LLCJoice, IA57 GWhSep 2001Dec 2025 Wind
Kindred SchoolKindred Public SchoolKindred, ND216 MWhSep 2001Apr 2026 Distillate Fuel Oil
Noble Ridge LLCRENEW Energy IncWilmont, MN61 MWhNov 2001Dec 2024 Wind
Kas Brothers WindfarmKas Brothers Windfarm LLCWoodstock, MN2 GWhNov 2001Dec 2025 Wind
Flora Site ACity of Flora - (IL)Flora, IL47 MWhNov 2001Dec 2025 Distillate Fuel Oil
Flora Site BCity of Flora - (IL)Flora, IL43 MWhNov 2001Dec 2025 Distillate Fuel Oil
Waverly Community Wind ProjectWaverly Municipal Elec Utility - (IA)Waverly, IA4 GWhNov 2001Dec 2025 Wind
ViolaVillage of Viola - (WI)Viola, WI15 MWhDec 2001Dec 2025 Distillate Fuel Oil
North Generation PlantCity of Greenfield - (IA)Greenfield, IA11 MWhDec 2001Dec 2025 Distillate Fuel Oil
South StrawberryCity of Strawberry Point -(IA)Strawberry Point, IA13 MWhDec 2001Dec 2024 Distillate Fuel Oil
AltamontCity of Altamont - (IL)Altamont, IL75 MWhDec 2001Dec 2025 Distillate Fuel Oil
WorthingtonCity of Worthington - (MN)Worthington, MN6 GWhJan 2002Dec 2025 Wind : 99.3% Distillate Fuel Oil : 0.7%
Stevens Point MillPixelle Specialty Solution, LLCStevens Point, WI14 GWhJan 2002Dec 2025 Natural Gas
Renaissance Power PlantDTE Electric CompanyCarson City, MI1 TWhFeb 2002May 2026 Natural Gas
Marshall (IL)City of Marshall - (IL)Marshall, IL167 MWhMar 2002Dec 2025 Distillate Fuel Oil
Whiting Clean EnergyBP Alternative EnergyWhiting, IN3 TWhMar 2002May 2026 Natural Gas
Valley Queen CheeseValley Queen Cheese Factory, Inc.Milbank, SD20 MWhMar 2002Apr 2026 Distillate Fuel Oil
Benson City ofCity of Benson - (MN)Benson, MN114 MWhApr 2002Dec 2025 Distillate Fuel Oil
Brooklyn City North PlantCity of Brooklyn - (IA)Brooklyn, IA7 MWhApr 2002Dec 2025 Distillate Fuel Oil
Peno CreekUnion Electric Co - (MO)Bowling Green, MO156 GWhApr 2002Dec 2025 Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Combined Locks Energy CenterMcKinley PaperCombined Locks, WI302 GWhApr 2002Dec 2025 Natural Gas
Casey City ofCity of Casey - (IL)Casey, IL80 MWhApr 2002Dec 2025 Distillate Fuel Oil
VeniceUnion Electric Co - (MO)Venice, IL18 GWhMay 2002Dec 2025 Natural Gas
Sugar Creek PowerNorthern Indiana Pub Serv CoWest Terre Haute, IN4 TWhMay 2002May 2026 Natural Gas
Hot Spring Generating FacilityEntergy Arkansas LLCMalvern, AR3 TWhMay 2002May 2026 Natural Gas
DeanDTE Electric CompanyEast China, MI705 GWhMay 2002Dec 2025 Natural Gas
Montfort Wind Energy CenterWisconsin Electric Power CoMontfort, WI51 GWhMay 2002May 2026 Wind
Municipal Power PlantCity of Zeeland - (MI)Zeeland, MI205 MWhMay 2002Dec 2025 Natural Gas
St JamesCity of St James - (MN)St James, MN93 MWhJun 2002Dec 2025 Distillate Fuel Oil
SumpterWolverine Power Supply CoopBelleville, MI291 GWhJun 2002Dec 2025 Natural Gas
Taft Cogeneration FacilityOccidental Chemical CorporationHahnville, LA6 TWhJun 2002May 2026 Natural Gas : 97.8% Other Gas : 2.2%
Acadia Energy CenterCleco Power LLCEunice, LA7 TWhJun 2002May 2026 Natural Gas
Harry L. OswaldArkansas Electric Coop CorpLittle Rock, AR929 GWhJun 2002Dec 2025 Natural Gas
Jackson Generating StationConsumers Energy Co - (MI)Jackson, MI2 TWhJun 2002May 2026 Natural Gas

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC882.8 TWh2,652
#2Midcontinent Independent System Operator, Inc.669.4 TWh3,038
#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