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 Jul 2025
Annual Generation 647.6 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 | 36.5% Coal | 28.3% Wind | 15.4% Nuclear | 14.1% Solar | 3.6% Water | 1.6% Other Fuel | 0.5%

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

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

Displaying Results 701 to 800 of 2,103
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Cumberland (WI)City of Cumberland - (WI)Cumberland, WI260 MWhJul 1939Dec 2024 Distillate Fuel Oil : 71.5% Natural Gas : 28.5%
ElroyCity of Elroy - (WI)Elroy, WI2 MWhApr 1973Dec 2024 Distillate Fuel Oil
FennimoreCity of Fennimore - (WI)Fennimore, WI27 MWhJan 1952Dec 2024 Distillate Fuel Oil
Kaukauna Gas TurbineCity of KaukaunaKaukauna, WI2 GWhApr 1969Dec 2024 Natural Gas
Little ChuteCity of KaukaunaCombined Locks, WI24 GWhMay 1948Dec 2024 Water
Rapide CrocheCity of KaukaunaKaukana, WI17 GWhDec 1925Dec 2024 Water
La FargeLa Farge Municipal Electric CoLa Farge, WI5 MWhSep 1990Dec 2024 Distillate Fuel Oil
New LisbonCity of New LisbonNew Lisbon, WI19 MWhDec 1965Dec 2024 Distillate Fuel Oil
ViolaVillage of Viola - (WI)Viola, WI5 MWhDec 2001Dec 2024 Distillate Fuel Oil
Flambeau Hydroelectric StationDairyland Power CoopLadysmith, WI62 GWhDec 1950Dec 2024 Water
StilesOconto Electric CooperativeOconto Falls, WI6 GWhFeb 1949Dec 2024 Water
Combined LocksCity of KaukaunaCombined Locks, WI43 GWhJan 1988Dec 2024 Water
Cascade CreekRochester Public UtilitiesRochester, MN29 GWhMay 1975Dec 2024 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
ElectrifarmMidAmerican Energy CoWaterloo, IA11 GWhApr 1975Dec 2024 Natural Gas
CornellNorthern States Power Co - MinnesotaChippewa Falls, WI82 GWhJun 1976Dec 2024 Water
DurantCity of Durant - (IA)Durant, IA10 MWhJun 1970Dec 2024 Distillate Fuel Oil
Apple RiverNorthern States Power Co - MinnesotaSomerset, WI13 GWhDec 1900Dec 2024 Water
Pearl StationPrairie Power, IncPearl, IL161 MWhMay 1973Dec 2024 Distillate Fuel Oil
GermantownWisconsin Electric Power CoGermantown, WI28 GWhJun 1978Dec 2024 Natural Gas : 94.1% Distillate Fuel Oil : 5.9%
Hutchinson Plant #2Hutchinson Utilities CommHutchinson, MN1 GWhOct 1994Dec 2024 Natural Gas
DetourCloverland Electric Co-opDetour, MI2 GWhSep 1973Dec 2024 Distillate Fuel Oil
Sam Rayburn DamUSACE-Fort Worth DistrictJasper, TX199 GWhAug 1965Dec 2024 Water
Ames GTCity of Ames - (IA)Ames, IA420 MWhApr 1972Dec 2024 Distillate Fuel Oil
Waverly Municipal Electric North PlantWaverly Municipal Elec UtilityWaverly, IA232 MWhJul 1958Dec 2024 Distillate Fuel Oil : 55.1% Natural Gas : 44.9%
D G HunterCity of Alexandria - (LA)Alexandria, LA69 GWhApr 1965Dec 2024 Natural Gas
MexicoUnion Electric Co - (MO)Mexico, MO767 MWhAug 1978Dec 2024 Distillate Fuel Oil
MoberlyUnion Electric Co - (MO)Moberly, MO34 MWhJul 1978Dec 2024 Distillate Fuel Oil
MoreauUnion Electric Co - (MO)Moreau, MO1 GWhJul 1978Dec 2024 Distillate Fuel Oil
Rock Lake CTGreat River EnergyPine City, MN270 MWhMar 1978Dec 2024 Distillate Fuel Oil
St BonifaciusGreat River EnergySt. Bonifacius, MN2 GWhMay 1978Dec 2024 Distillate Fuel Oil
Sibley No TwoCity of Sibley - (IA)Sibley, IA38 MWhNov 1987Dec 2024 Distillate Fuel Oil : 67.1% Natural Gas : 32.9%
HoistUpper Peninsula Power CompanyNegaunee, MI13 GWhJan 1988Dec 2024 Water
McClure DamUpper Peninsula Power CompanyMarquette, MI32 GWhJan 1988Dec 2024 Water
Cataract (MI)Cataract Hydro, LLCGwinn, MI5 GWhJan 1988Dec 2024 Water
WhillockArkansas Electric Coop CorpMorrilton, AR139 GWhSep 1993Dec 2024 Water
Pleasant HillMidAmerican Energy CoPleasant Hill, IA22 GWhMay 1990Dec 2024 Natural Gas : 99.9%
Lime CreekInterstate Power and Light CoMason City, IA115 MWhApr 1991Dec 2024 Distillate Fuel Oil
MurrayCity of North Little Rock - (AR)North Little Rock, AR114 GWhSep 1988Dec 2024 Water
South Fond Du LacWisconsin Power & Light CoFond du Lac, WI5 GWhApr 1993Dec 2024 Natural Gas : 98.0% Distillate Fuel Oil : 2.0%
Angus AnsonNorthern States Power Co - MinnesotaSioux Falls, SD237 GWhJul 1994Dec 2024 Natural Gas : 99.2% Distillate Fuel Oil : 0.8%
Dam 2Arkansas Electric Coop CorpDumas, AR401 GWhMay 1999Dec 2024 Water
491 E 48th StreetCity of HollandHolland, MI92 GWhApr 1992Dec 2024 Natural Gas
Paris (WI)Wisconsin Electric Power CoUnion Grove, WI227 GWhFeb 1995Dec 2024 Natural Gas
Water Street StationCity of Bay City - (MI)Bay City, MI239 MWhJul 1980Dec 2024 Natural Gas : 86.5% Distillate Fuel Oil : 13.5%
Henry StationCity of Bay City - (MI)Bay City, MI653 MWhApr 1993Dec 2024 Natural Gas : 94.6% Distillate Fuel Oil : 5.4%
Lakefield UtilitiesCity of Lakefield - (MN)Lakefield, MN6 MWhJan 1985Dec 2024 Distillate Fuel Oil
InterstateCity of Springfield - (IL)Springfield, IL51 GWhAug 1997Dec 2024 Natural Gas : 99.9%
MarcelineCity of Marceline - (MO)Marceline, MO4 MWhJul 1989Dec 2024 Distillate Fuel Oil
Upper SterlingCity of Rock Falls - (IL)Rock Falls, IL9 GWhMay 1988Dec 2024 Water
PanoraCity of Panora - (IA)Panora, IA5 MWhDec 1987Dec 2024 Distillate Fuel Oil
South PlantWaverly Municipal Elec UtilityWaverly, IA51 MWhApr 2000Dec 2024 Distillate Fuel Oil
GeorgetownAES IndianaIndianapolis, IN466 GWhMay 2000Dec 2024 Natural Gas
TiltonTilton Energy LLCTilton, IL69 GWhMay 1999Dec 2024 Natural Gas
Henry CountyDuke Energy Indiana, LLCNew Castle, IN345 GWhJun 2001Dec 2024 Natural Gas
Custer Energy CenterManitowoc Public UtilitiesManitowoc, WI6 GWhMay 1999Dec 2024 Natural Gas
West Marinette 34Madison Gas & Electric CoPeshtigo, WI44 GWhMay 2000Dec 2024 Natural Gas
Pine StreetVillage of Sebewaing - (MI)Sebewaing, MI14 GWhMay 1969Dec 2024 Natural Gas
ArgyleCity of Argyle - (WI)Argyle, WI24 MWhDec 1928Dec 2024 Water : 87.5% Distillate Fuel Oil : 12.5%
AlseyPrairie Power, IncAlsey, IL39 GWhMay 1999Dec 2024 Natural Gas
Big Quinnesec 92Wisconsin Electric Power CoIron Mountain, MI89 GWhOct 1949Dec 2024 Water
Big Quinnesec 61Wisconsin Electric Power CoIron Mountain, MI4 GWhApr 1914Dec 2024 Water
Kaukauna City HydroCity of KaukaunaKaukauna, WI23 GWhNov 1940Dec 2024 Water
Beaver IslandGreat Lakes Energy CoopBeaver Island, MI71 MWhAug 2000Dec 2024 Distillate Fuel Oil
Pleasant Valley (MN)Great River EnergyDexter, MN86 GWhApr 2001Dec 2024 Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Minnesota RiverMinnesota Municipal Power AgnyChaska, MN6 GWhApr 2001Dec 2024 Natural Gas
Knoxville IndustrialMidAmerican Energy CoKnoxville, IA39 MWhMar 2000Dec 2024 Distillate Fuel Oil
ShenandoahMidAmerican Energy CoShenandoah, IA44 MWhMar 2000Dec 2024 Distillate Fuel Oil
Waterloo LundquistMidAmerican Energy CoWaterloo, IA38 MWhMar 2000Dec 2024 Distillate Fuel Oil
Avenue A Generator SetsCity of Rock Falls - (IL)Rock Falls, IL161 MWhAug 2000Dec 2024 Distillate Fuel Oil
North Generation PlantCity of Greenfield - (IA)Greenfield, IA105 MWhDec 2001Dec 2024 Distillate Fuel Oil
Gilliam SouthCity of Stuart - (IA)Stuart, IA2 MWhJan 2001Dec 2024 Distillate Fuel Oil
Elk MoundDairyland Power CoopElk Mound, WI25 GWhMay 2001Dec 2024 Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
EarlvilleCity of Earlville - (IA)Earlville, IA7 MWhJun 2001Dec 2024 Distillate Fuel Oil
Wind TurbineMadison Gas & Electric CoCasco, WI13 GWhMay 1999Dec 2024 Wind
Brooklyn City North PlantCity of Brooklyn - (IA)Brooklyn, IA14 MWhApr 2002Dec 2024 Distillate Fuel Oil
Lakefield JunctionGreat River EnergyTrimont, MN64 GWhMay 2001Dec 2024 Natural Gas
South StrawberryCity of Strawberry PointStrawberry Point, IA13 MWhDec 2001Dec 2024 Distillate Fuel Oil
Gaylord - WolverineWolverine Power Supply CoopGaylord, MI23 GWhMay 2001Dec 2024 Natural Gas
Industrial ParkCity of Rock Falls - (IL)Rock Falls, IL615 MWhJun 2001Dec 2024 Distillate Fuel Oil
Solway CTOtter Tail Power CoSolway, MN125 GWhApr 2003Dec 2024 Natural Gas
Lawrence County StationHoosier Energy R E C, IncMitchell, IN109 GWhApr 2005Dec 2024 Natural Gas
Peno CreekUnion Electric Co - (MO)Bowling Green, MO118 GWhApr 2002Dec 2024 Natural Gas : 97.4% Distillate Fuel Oil : 2.6%
Pella PeakingCity of Pella - (IA)Pella, IA227 MWhMay 2003Dec 2024 Distillate Fuel Oil
SumpterWolverine Power Supply CoopBelleville, MI190 GWhJun 2002Dec 2024 Natural Gas
South GenerationRedwood Falls Public Util CommRedwood Falls, MN169 MWhFeb 2003Dec 2024 Distillate Fuel Oil
Kalkaska CT #1Michigan Public Power AgencyKalkaska, MI48 GWhNov 2002Dec 2024 Natural Gas
Greater Des MoinesMidAmerican Energy CoPleasant Hill, IA2 TWhApr 2003Dec 2024 Natural Gas
Silver CreekCooperative EnergyPrentiss, MS428 GWhMay 2003Dec 2024 Natural Gas
SylvarenaCooperative EnergyRaleigh, MS294 GWhJun 2003Dec 2024 Natural Gas
AltamontCity of Altamont - (IL)Altamont, IL56 MWhDec 2001Dec 2024 Distillate Fuel Oil
West Campus Cogeneration FacilityMadison Gas & Electric CoMadison, WI282 GWhMar 2005Dec 2024 Natural Gas : 99.8%
FactoryCity of Springfield - (IL)Springfield, IL66 MWhJul 1973Dec 2024 Distillate Fuel Oil
Blue LakeNorthern States Power Co - MinnesotaShakopee, MN318 GWhFeb 1974Dec 2024 Natural Gas : 99.3% Distillate Fuel Oil : 0.7%
Sycamore (IA)MidAmerican Energy CoJohnston, IA10 GWhJul 1974Dec 2024 Natural Gas
HalstadCity of Halstad - (MN)Halstad, MN11 MWhAug 2007Dec 2024 Distillate Fuel Oil
TiptonCity of Tipton - (IA)Tipton, IA69 MWhOct 1955Dec 2024 Distillate Fuel Oil
HopkintonCity of Hopkinton - (IA)Hopkinton, IA11 MWhAug 1973Dec 2024 Distillate Fuel Oil
Nine SpringsMadison Gas & Electric CoMadison, WI82 MWhNov 1964Dec 2024 Natural Gas
Biron MillND Paper, Inc.Wisconsin Rapids, WI96 GWhAug 1947Dec 2024 Natural Gas : 79.6% Subbituminous Coal : 20.4%
ArcelorMittal Burns HarborCleveland-Cliffs Burns Harbor LLCBurns Harbor, IN922 GWhDec 1968Dec 2024 Blast Furnace Gas : 42.6% Other Gas : 32.9% Natural Gas : 24.4%

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC860.4 TWh2,429
#2Midcontinent Independent System Operator, Inc.647.6 TWh2,788
#3Electric Reliability Council of Texas, Inc.476.9 TWh1,305
#5Southwest Power Pool296.4 TWh830
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator189.7 TWh2,051
#8Tennessee Valley Authority158.8 TWh204
#10Florida Power & Light Co.149.0 TWh187
#12New York Independent System Operator130.8 TWh1,191
#13Duke Energy Carolinas111.8 TWh565