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 Apr 2026
Annual Generation 664.4 TWh
Power Plants2,831
Utilities1,296
Ranked #2 out of 65 in terms of net annual generation
Ranked #2 out of 54 in terms of annual generation from natural gas
Power Plant Types Natural Gas | 36.9% Coal | 27.6% Wind | 14.8% Nuclear | 13.6% Solar | 5% Water | 1.4% 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

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

Displaying Results 401 to 500 of 2,154
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Michigan CityNorthern Indiana Pub Serv CoMichigan City, IN2 TWhApr 1974Feb 2026 Subbituminous Coal : 78.2% Bituminous Coal : 20.5% Natural Gas : 1.4%
FairgroundsUnion Electric Co - (MO)Jefferson City, MO136 MWhJul 1974Dec 2024 Distillate Fuel Oil
Sycamore (IA)MidAmerican Energy CoJohnston, IA10 GWhJul 1974Dec 2024 Natural Gas
West LibertyCity of West Liberty - (IA)West Liberty, IA38 MWhSep 1974Dec 2024 Distillate Fuel Oil
Arkansas Nuclear OneEntergy Arkansas LLCRussellville, AR15 TWhNov 1974Feb 2026 Nuclear
University of MichiganUniversity of MichiganAnn Arbor, MI233 GWhDec 1974Feb 2026 Natural Gas
Fairmont (MN)Southern Minnesota Mun P AgnyFairmont, MN6 GWhDec 1974Dec 2024 Natural Gas : 97.6% Distillate Fuel Oil : 2.4%
Gerald AndrusEntergy Mississippi LLCGreenville, MS435 GWhDec 1974Aug 2024 Natural Gas : 99.9%
GibsonDuke Energy Indiana, LLCOwensville, IN10 TWhMar 1975Feb 2026 Bituminous Coal : 99.6%
ElectrifarmMidAmerican Energy CoWaterloo, IA11 GWhApr 1975Dec 2024 Natural Gas
Big StoneOtter Tail Power CoBig Stone City, SD2 TWhApr 1975Feb 2026 Subbituminous Coal : 99.8%
Columbia (WI)Wisconsin Power & Light CoPardeville, WI6 TWhApr 1975Feb 2026 Subbituminous Coal : 99.9%
CorningCity of Corning - (IA)Corning, IA51 MWhMay 1975Dec 2024 Distillate Fuel Oil
Brame Energy CenterCleco Power LLCLena, LA3 TWhMay 1975Feb 2026 Subbituminous Coal : 48.4% Natural Gas : 34.8% Petroleum Coke : 11.8% Bituminous Coal : 5.0%
Cascade CreekRochester Public UtilitiesRochester, MN29 GWhMay 1975Dec 2024 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Waterford 1 & 2Entergy Louisiana LLCKillona, LA319 GWhJun 1975Dec 2024 Natural Gas : 99.5% Distillate Fuel Oil : 0.5%
Rush IslandUnion Electric Co - (MO)Festus, MO603 GWhFeb 1976Sep 2024 Subbituminous Coal : 98.2% Distillate Fuel Oil : 1.8%
Sherburne CountyNorthern States Power Co - MinnesotaBecker, MN7 TWhMar 1976Feb 2026 Subbituminous Coal : 99.8%
JamestownOtter Tail Power CoJamestown, ND194 MWhApr 1976Dec 2024 Distillate Fuel Oil
CornellNorthern States Power Co - MinnesotaChippewa Falls, WI82 GWhJun 1976Dec 2024 Water
Southern Minnesota Beet SugarSouthern Minnesota Beet SugarRenville, MN25 GWhAug 1976Feb 2026 Subbituminous Coal : 70.6% Natural Gas : 28.8% Residual Fuel Oil : 0.6%
R M SchahferNorthern Indiana Pub Serv CoWheatfield, IN1 TWhNov 1976Feb 2026 Bituminous Coal : 94.3% Natural Gas : 5.7%
PPG Powerhouse CWestlake 2 US LLCLake Charles, LA1 TWhJul 1977Feb 2026 Natural Gas
NewtonIllinois Power Generating CoNewton, IL4 TWhOct 1977Feb 2026 Subbituminous Coal : 99.9%
Clearwater Paper APP CBClearwater Paper CorporationArkansas City, AR126 GWhOct 1977Dec 2024 Black Liquor : 61.7% Natural Gas : 38.1%
R D MorrowCooperative EnergyPurvis, MS3 TWhMar 1978Feb 2026 Natural Gas
Rock Lake CTGreat River EnergyPine City, MN270 MWhMar 1978Dec 2024 Distillate Fuel Oil
Cambridge CT HybridGreat River EnergyCambridge, MN36 GWhApr 1978Dec 2024 Natural Gas : 99.0% Distillate Fuel Oil : 1.0%
Maple LakeGreat River EnergyMaple Lake, MN176 MWhApr 1978Dec 2024 Distillate Fuel Oil
MarshalltownInterstate Power and Light CoMarshalltown, IA79 GWhMay 1978Dec 2024 Natural Gas
Lake PrestonOtter Tail Power CoLake Preston, SD86 MWhMay 1978Dec 2024 Distillate Fuel Oil
St BonifaciusGreat River EnergySt. Bonifacius, MN2 GWhMay 1978Dec 2024 Distillate Fuel Oil
GermantownWisconsin Electric Power CoGermantown, WI28 GWhJun 1978Dec 2024 Natural Gas : 94.1% Distillate Fuel Oil : 5.9%
MoreauUnion Electric Co - (MO)Moreau, MO1 GWhJul 1978Dec 2024 Distillate Fuel Oil
MoberlyUnion Electric Co - (MO)Moberly, MO34 MWhJul 1978Dec 2024 Distillate Fuel Oil
MexicoUnion Electric Co - (MO)Mexico, MO767 MWhAug 1978Dec 2024 Distillate Fuel Oil
Corewell Health Dearborn CampusCorewell Health Dearborn CampusDearborn, MI30 MWhDec 1978Dec 2023 Distillate Fuel Oil
A B BrownSouthern Indiana Gas & Elec CoMount Vernon, IN653 GWhFeb 1979Feb 2026 Natural Gas
Plant FourCity of Marquette - (MI)Marquette, MI2 MWhApr 1979Dec 2024 Distillate Fuel Oil
Coal CreekRainbow Energy CenterUnderwood, ND8 TWhMay 1979Feb 2026 Refined Coal : 99.9%
Gaylord Container BogalusaTemple-Inland CorpBogalusa, LA461 GWhMay 1979Feb 2026 Black Liquor : 56.4% Wood/Wood Waste Solids : 37.2% Natural Gas : 6.4%
Glendive GTMontana-Dakota Utilities CoGlendive, MT3 GWhMay 1979Dec 2024 Natural Gas : 89.5% Distillate Fuel Oil : 10.5%
George Neal SouthMidAmerican Energy CoSalix, IA2 TWhJun 1979Feb 2026 Subbituminous Coal : 99.1% Distillate Fuel Oil : 0.9%
Greenwood (MI)DTE Electric CompanyAvoca, MI1 TWhJun 1979Feb 2026 Natural Gas
MSC SebewaingMichigan Sugar CompanySebewaing, MI473 MWhSep 1979Feb 2026 Bituminous Coal : 68.1% Natural Gas : 31.9%
John P MadgettDairyland Power CoopAlma, WI1 TWhOct 1979Feb 2026 Subbituminous Coal : 99.5%
R D GreenBig Rivers Electric CorpRobards, KY701 GWhNov 1979Feb 2026 Natural Gas
WindomCity of WindomWindom, MN23 MWhMay 1980Dec 2024 Distillate Fuel Oil
Water Street StationCity of Bay City - (MI)Bay City, MI239 MWhJul 1980Dec 2024 Natural Gas : 86.5% Distillate Fuel Oil : 13.5%
White BluffEntergy Arkansas LLCRedfield, AR3 TWhJul 1980Feb 2026 Subbituminous Coal : 99.5%
Expander TurbineCleveland CliffsEast Chicago, IN87 GWhApr 1981Feb 2026 Blast Furnace Gas
OttumwaInterstate Power and Light CoOttumwa, IA3 TWhApr 1981Feb 2026 Subbituminous Coal : 99.7%
CoyoteOtter Tail Power CoBeulah, ND2 TWhApr 1981Feb 2026 Lignite Coal : 99.8%
Big Cajun 2Louisiana Generating LLCNew Roads, LA2 TWhJun 1981Feb 2026 Subbituminous Coal : 70.8% Natural Gas : 29.2%
Mansfield MillIPC-Mansfield MillMansfield, LA882 GWhSep 1981Feb 2026 Natural Gas : 53.5% Black Liquor : 32.9% Wood/Wood Waste Solids : 11.9% Tire-derived Fuels : 1.7%
Belle RiverDTE Electric CompanyChina Twp, MI5 TWhOct 1981Feb 2026 Subbituminous Coal : 90.5% Natural Gas : 9.0%
MeromHallador Power Company, LLCSullivan, IN4 TWhJan 1982Feb 2026 Bituminous Coal : 99.6%
OwatonnaCity of Owatonna - (MN)Owatonna, MN1 GWhMar 1982Dec 2023 Natural Gas
University of Northern IowaUniversity of Northern IowaCedar Falls, IA21 GWhOct 1982Feb 2026 Natural Gas : 73.9% Petroleum Coke : 17.1% Bituminous Coal : 8.9%
Independence Steam Electric StationEntergy Arkansas LLCNewark, AR7 TWhDec 1982Feb 2026 Subbituminous Coal : 99.8%
LouisaMidAmerican Energy CoMuscatine, IA5 TWhSep 1983Feb 2026 Subbituminous Coal : 99.4% Natural Gas : 0.6%
CaterpillarCaterpillar IncLafayette, IN19 GWhNov 1983Feb 2026 Natural Gas
Ada DamEagle Creek Renewable Energy, LLCAda, MI2 GWhFeb 1984Dec 2024 Water
Agrilectric Power Partners LtdAgrilectric Power Partners LtdLake Charles, LA79 GWhJun 1984Dec 2024 Agricultural By-Products : 98.9% Natural Gas : 1.1%
CF Industries Yazoo City ComplexCF Industries Nitrogen LLCYazoo City, MS126 GWhJun 1984Feb 2026 Natural Gas
Rochester HydroRochester Public UtilitiesMazeppa, MN10 GWhAug 1984Dec 2024 Water
D B WilsonBig Rivers Electric CorpCentertown, KY2 TWhAug 1984Feb 2026 Bituminous Coal : 99.3% Distillate Fuel Oil : 0.7%
Sagamore Plant CogenerationTate & Lyle Ingredients Americas IncLafayette, IN20 GWhSep 1984Feb 2026 Natural Gas
CallawayUnion Electric Co - (MO)Fulton, MO7 TWhNov 1984Feb 2026 Nuclear
Lakefield UtilitiesCity of Lakefield - (MN)Lakefield, MN6 MWhJan 1985Dec 2024 Distillate Fuel Oil
Sartell DamEagle Creek Renewable Energy, LLCSartell, MN29 GWhFeb 1985Dec 2024 Water
Formosa PlasticsFormosa Plastics CorpBaton Rouge, LA402 GWhApr 1985Dec 2024 Natural Gas
Grand GulfSystem Energy Resources, IncPort Gibson, MS11 TWhJun 1985Feb 2026 Nuclear
GeismarBASF CorporationGeismar, LA514 GWhJun 1985Dec 2024 Natural Gas : 63.1% Other Gas : 36.9%
Waterford 3Entergy Louisiana LLCKillona, LA9 TWhAug 1985Feb 2026 Nuclear
Billerud Quinnesec MillBillerud Quinnesec MillNorway, MI294 GWhSep 1985Dec 2024 Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9%
Metro Gas RecoveryWM Renewable Energy LLCFranklin, WI37 GWhNov 1985Dec 2024 Landfill Gas
Omega Hills Gas RecoveryWM Renewable Energy LLCGermantown, WI79 GWhNov 1985Feb 2026 Landfill Gas
River BendEntergy Louisiana LLCSt. Francisville, LA7 TWhMay 1986Feb 2026 Nuclear
Alliant SBD 8602 Marion SubIndustrial Energy Applications IncMarion, IA19 MWhJul 1986Dec 2024 Distillate Fuel Oil
PPG Plant C CausticWestlake 2 US LLCLake Charles, LA14 GWhSep 1986Dec 2024 Natural Gas
Cascade Dam (MI)Eagle Creek Renewable Energy, LLCGrand Rapids, MI3 GWhNov 1986Dec 2024 Water
LAC Courte Oreilles HydroelectRenewable World Energies LLCWinter, WI8 GWhNov 1986Dec 2024 Water
Goodyear Beaumont Chemical PlantGoodyear Tire & Rubber CoBeaumont, TX252 GWhFeb 1987Feb 2026 Natural Gas : 98.3% Waste/Other Oil : 1.7%
Olmsted Waste EnergyOlmsted County Public WorksRochester, MN47 GWhMar 1987Dec 2024 Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.5%
Riverside (MN)Northern States Power Co - MinnesotaMinneapolis, MN50 GWhMar 1987Feb 2026 Natural Gas
Archer Daniels Midland DecaturArcher Daniels Midland CoDecatur, IL908 GWhMar 1987Feb 2026 Bituminous Coal : 61.6% Subbituminous Coal : 38.1%
Archer Daniels Midland MankatoArcher Daniels Midland CoMankato, MN22 GWhSep 1987Dec 2024 Natural Gas
East. Michigan Univ. Heating PlantEast. Michigan Univ. Heating PlantYpsilanti, MI37 GWhSep 1987Dec 2024 Natural Gas
Clinton Power StationConstellation NuclearClinton, IL8 TWhOct 1987Feb 2026 Nuclear
Sibley No TwoCity of Sibley - (IA)Sibley, IA38 MWhNov 1987Dec 2024 Distillate Fuel Oil : 67.1% Natural Gas : 32.9%
Central Michigan UniversityCentral Michigan UniversityMt. Pleasant, MI29 GWhNov 1987Feb 2026 Natural Gas
PanoraCity of Panora - (IA)Panora, IA5 MWhDec 1987Dec 2024 Distillate Fuel Oil
Riverview Energy SystemsRiverview Energy SystemsRiverview, MI1 GWhDec 1987Dec 2024 Landfill Gas
Archer Daniels Midland PeoriaBioUrja Renewables LLCPeoria, IL79 GWhDec 1987Dec 2024 Natural Gas
Combined LocksCity of KaukaunaCombined Locks, WI43 GWhJan 1988Dec 2024 Water
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
Archer Daniels Midland Des MoinesArcher Daniels Midland CoDes Moines, IA2 GWhApr 1988Dec 2024 Natural Gas

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC881.5 TWh2,465
#2Midcontinent Independent System Operator, Inc.664.4 TWh2,831
#3Electric Reliability Council of Texas, Inc.488.2 TWh1,313
#5Southwest Power Pool302.9 TWh835
#6Southern Company Services, Inc. - Trans250.9 TWh417
#7California Independent System Operator176.8 TWh2,075
#9Tennessee Valley Authority163.1 TWh204
#10Florida Power & Light Co.150.9 TWh187
#12New York Independent System Operator134.4 TWh1,211
#13Duke Energy Carolinas112.5 TWh565