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%

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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 1,601 to 1,700 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Heritage Garden Wind Farm I LLCDTE Sustainable GenerationGarden, MI71 GWhAug 2012Dec 2025 Wind
Hoot Lake SolarOtter Tail Power CoFergus Falls, MN71 GWhJul 2023May 2026 Solar
BlanchardALLETE, Inc.Royalton, MN72 GWhJan 1925Dec 2025 Water
Ivanhoe Generation FacilityOrion Engineered CarbonsFranklin, LA72 GWhMar 2023Dec 2025 Waste Heat
Dan E KarnConsumers Energy Co - (MI)Essexville, MI72 GWhOct 1959May 2026 Natural Gas : 93.2% Residual Fuel Oil : 6.8%
Archer Daniels Midland PeoriaBioUrja Renewables LLCPeoria, IL73 GWhDec 1987Dec 2025 Natural Gas
St Paul CogenerationSt Paul Cogeneration LLCSt. Paul, MN75 GWhMar 2003Dec 2025 Wood/Wood Waste Solids : 82.4% Natural Gas : 17.6%
RidgewindRidgewind Power Partners LLCWoodstock, MN75 GWhDec 2010Dec 2025 Wind
Big Turtle Wind Farm, LLCDTE Sustainable GenerationHarbor Beach, MI76 GWhNov 2014Dec 2025 Wind
Hargis-Hebert Electric GeneratingLafayette Utilities SystemLafayette, LA76 GWhMay 2006Dec 2025 Natural Gas
Earp Solar, LLCBirch Creek Power, LLCMonmouth, IL76 GWhMar 2024May 2026 Solar
Omega Hills Gas RecoveryWM Renewable Energy LLCGermantown, WI78 GWhNov 1985May 2026 Landfill Gas
Richland Township Solar, LLCBirch Creek Power, LLCWashburn, IL78 GWhDec 2024May 2026 Solar
Grandfather FallsWisconsin Public Service CorpIrma, WI79 GWhNov 1938Dec 2025 Water
St Croix FallsNorthern States Power Co - MinnesotaSt Croix Falls, WI80 GWhDec 1909Dec 2025 Water
Fillmore County Solar ProjectGeronimo PowerSpring Valley, MN81 GWhNov 2024May 2026 Solar
Western Michigan University Power PlantWestern Michigan UniversityKalamazoo, MI81 GWhJul 1997Dec 2025 Natural Gas
HolcombeNorthern States Power Co - MinnesotaHolcombe, WI81 GWhDec 1949Dec 2025 Water
Ewington Energy Systems, LLCEwington Energy Systems, LLCWorthington, MN81 GWhDec 2007Dec 2025 Wind
Apple River Solar, LLCGeronimo PowerAmery, WI82 GWhNov 2025May 2026 Solar
Prairie CreekInterstate Power and Light CoCedar Rapids, IA83 GWhSep 1958May 2026 Subbituminous Coal : 62.1% Natural Gas : 37.9%
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WI83 GWhDec 1970May 2026 Natural Gas : 84.8% Landfill Gas : 14.2% Distillate Fuel Oil : 1.0%
Castle RockWisconsin River Power CompanyAdams, WI83 GWhJul 1950Dec 2025 Water
Agrilectric Power Partners LtdAgrilectric Power Partners LtdLake Charles, LA84 GWhJun 1984Dec 2025 Agricultural By-Products : 99.5%
Rock Aetna Power PartnersNorthern States Power Co - MinnesotaWoodstock, MN84 GWhNov 2022Dec 2025 Wind
West Marinette 34Madison Gas & Electric CoPeshtigo, WI85 GWhMay 2000Dec 2025 Natural Gas
Expander TurbineCleveland CliffsEast Chicago, IN85 GWhApr 1981May 2026 Blast Furnace Gas
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IA85 GWhDec 1997May 2026 Landfill Gas
American Crystal Sugar HillsboroAmerican Crystal Sugar CoHillsboro, ND85 GWhAug 1990Dec 2025 Subbituminous Coal
Trigen St. LouisCenterstream STL, LLCSt Louis, MO86 GWhMay 1999Jul 2025 Natural Gas
DegrayUSCE -Vickburg DistrictArkadelphia, AR87 GWhJan 1972May 2026 Water
Lafitte Solar, LLCRWE Clean EnergyMonroe, LA87 GWhNov 2025May 2026 Solar
Storm Lake 1ALLETE Clean EnergyAlta, IA87 GWhApr 1999Dec 2025 Wind
Community Wind SouthGreenbacker Renewable Energy CorporationRushmore, MN88 GWhNov 2012Dec 2025 Wind
Diamond Willow Wind FacilityMontana-Dakota Utilities CoBaker, MT88 GWhNov 2007Dec 2025 Wind
Ashtabula Wind Energy CenterOtter Tail Power CoLuverne, ND89 GWhSep 2008Dec 2025 Wind
Pine Tree Acres WM LFGTEWM Renewable Energy LLCLenox, MI89 GWhFeb 2012May 2026 Landfill Gas
Moraine Wind LLCAvangrid Power LLCWoodstock, MN89 GWhNov 2003Dec 2025 Wind
Kaukauna Paper MillThilmany LLCKaukauna, WI90 GWhDec 1950May 2026 Black Liquor : 51.1% Natural Gas : 48.9%
West MarinetteWisconsin Public Service CorpPeshtigo, WI90 GWhMay 1971Dec 2025 Natural Gas
D G HunterCity of Alexandria - (LA)Alexandria, LA91 GWhApr 1965Dec 2025 Natural Gas
Louise SolarGeronimo PowerTaopi, MN91 GWhNov 2024May 2026 Solar
G McNeilus Wind Farm Dodge CenterJustin McNeilusDodge Center, MN91 GWhAug 2002Dec 2025 Wind
PCA, Filer City MillPCA, Filer City MillFiler City, MI92 GWhDec 1949May 2026 Natural Gas
Marshall Solar Energy ProjectMarshall Solar Energy ProjectMarshall, MN92 GWhDec 2016May 2026 Solar
Coffeen Solar BESSVistra CorpCoffeen, IL93 GWhNov 2024May 2026 Solar
North RockWisconsin Power & Light CoEdgerton, WI93 GWhSep 2022May 2026 Solar
Kent County Waste to Energy FacilityKent County - (MI)Grand Rapids, MI94 GWhSep 1989Apr 2026 Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.6%
Buffalo Ridge I LLCAvangrid Power LLCElkton, SD95 GWhMar 2009May 2026 Wind
Lakefield JunctionGreat River EnergyTrimont, MN95 GWhMay 2001Dec 2025 Natural Gas : 99.8%
Troy SolarSouthern Indiana Gas & Elec CoTroy, IN95 GWhMar 2021May 2026 Solar
Biron MillND Paper, Inc.Wisconsin Rapids, WI96 GWhAug 1947Dec 2024 Natural Gas : 79.6% Subbituminous Coal : 20.4%
Creston Solar (50 MW)Interstate Power and Light CoCreston, IA96 GWhSep 2024May 2026 Solar
WilmarthNorthern States Power Co - MinnesotaMankato, MN97 GWhAug 1948May 2026 Non-biogenic Municipal Solid Waste : 53.8% Biogenic Municipal Solid Waste : 44.0% Natural Gas : 2.1%
Twin Cities Hydro LLCTwin Cities Hydro LLCSt. Paul, MN97 GWhSep 1924Dec 2025 Water
PetenwellWisconsin River Power CompanyNecedah, WI97 GWhJul 1949Dec 2025 Water
Pleasant Creek Unit 1Interstate Power and Light CoPalo, IA98 GWhFeb 2024May 2026 Solar
M L HibbardALLETE, Inc.Duluth, MN98 GWhMay 1949May 2026 Wood/Wood Waste Solids : 91.1% Subbituminous Coal : 6.8% Natural Gas : 2.1%
Oak Point CogenChevron Oronite Co LLCBelle Chasse, LA98 GWhSep 1999Dec 2025 Natural Gas
Flying Cloud Power Partners LLCAvangrid Power LLCLake Park, IA98 GWhNov 2003Dec 2025 Wind
LSU CogenLSU and A&M CollegeBaton Rouge, LA98 GWhNov 2004May 2026 Natural Gas
PPG RiversideWestlake 2 US LLCLake Charles, LA99 GWhAug 1947May 2026 Purchased Steam
Cassville SolarWisconsin Power & Light CoCassville, WI99 GWhNov 2023May 2026 Solar
White Tail SolarWhite Tail Solar, LLCMilan, MI99 GWhOct 2025May 2026 Solar
Albany Solar (WI)Wisconsin Power & Light CoBroadhead, WI99 GWhNov 2023May 2026 Solar
Arq Solutions Red RiverArq Solutions (Red River), LLCCoushatta, LA100 GWhJan 2011May 2026 Waste Heat
Assembly Solar ProjectAssembly Solar I, LLCVenice Township, MI100 GWhNov 2020May 2026 Solar
Big Quinnesec 92Wisconsin Electric Power CoIron Mountain, MI100 GWhOct 1949Dec 2025 Water
Bear Creek (WI)Wisconsin Power & Light CoLone Rock, WI100 GWhAug 2022May 2026 Solar
Cambridge CT HybridGreat River EnergyCambridge, MN101 GWhApr 1978Dec 2025 Natural Gas : 91.7% Distillate Fuel Oil : 8.3%
Mosinee MillAhlstrom-Munksjo NA Specialty Solutions, LLCMosinee, WI101 GWhJun 1916May 2026 Black Liquor : 43.1% Natural Gas : 22.1% Water : 15.5% Bituminous Coal : 12.0% Wood/Wood Waste Solids : 5.4% Sludge Waste : 1.4%
Beaver Dam SolarWisconsin Power & Light CoDodge, WI101 GWhNov 2023May 2026 Solar
Moraine II Wind LLCAvangrid Power LLCWoodstock, MN101 GWhJan 2009Dec 2025 Wind
Mosaic Phosphates Uncle SamMosaic Phosphates Co.Uncle Sam, LA102 GWhDec 1967May 2026 Waste Heat : 96.8% Natural Gas : 3.2%
Oak Glen Wind FarmMinnesota Municipal Power AgnyBlooming Prairie, MN102 GWhOct 2011Dec 2025 Wind
Split Rail Solar Energy LLCInvenergy Services LLCWarrenton, MO102 GWh-May 2026 Solar
PulliamWisconsin Public Service CorpGreen Bay, WI103 GWhAug 1949May 2026 Natural Gas
Prairie Solar LLCMN8 Energy LLCSidney, IL103 GWh-May 2026 Solar
CF Industries Yazoo City ComplexCF Industries Nitrogen LLCYazoo City, MS104 GWhJun 1984May 2026 Natural Gas
Wildwood Solar PlantWildwood Solar, LLCTutwiler, MS104 GWhNov 2025May 2026 Solar
Big Turtle Wind Farm 2DTE Electric CompanyHarbor Beach, MI104 GWhSep 2016Dec 2025 Wind
Jim FallsNorthern States Power Co - MinnesotaJim Falls, WI105 GWhJun 1988Dec 2025 Water
WheatlandOrigis Energy USA, IncWheatland, IN107 GWh-May 2026 Solar
Sumrall II Solar FarmOnward EnergySumrall, MS109 GWhNov 2017May 2026 Solar
Envoy Solar, LLCBirch Creek Power, LLCMexico, MO109 GWhJan 2025May 2026 Solar
Gibson City Energy Center LLCGibson City Energy Center LLCGibson City, IL109 GWhMay 2000Dec 2024 Natural Gas
Summit LakeCentral Iowa Power CooperativeCreston, IA109 GWhFeb 1951Dec 2025 Natural Gas : 99.8%
Salt Creek Township Solar, LLCBirch Creek Power, LLCMason City, IL110 GWhDec 2024May 2026 Solar
LA3 West Baton Rouge Solar FacilitySol SystemsWest Baton Rouge, LA110 GWhAug 2020May 2026 Solar
Minden Wind ParkDTE Electric CompanyMinden City, MI110 GWhNov 2012May 2026 Wind
St Francisville MillHood Container of Louisiana, LLCSt. Francisville, LA110 GWhFeb 1966Dec 2024 Black Liquor : 58.6% Natural Gas : 41.4%
Community Wind North LLCNorthern States Power Co - MinnesotaVerdi Township, MN110 GWhApr 2011Dec 2025 Wind
Kimmel Road Solar, LLCBirch Creek Power, LLCDu Quoin, IL111 GWhSep 2024May 2026 Solar
John H WardenL'Anse Warden Electric Company LLCL'Anse, MI111 GWhJul 1959Dec 2024 Wood/Wood Waste Solids : 87.2% Tire-derived Fuels : 12.6%
Kelso 2 SolarKelso 2 Solar, LLCBenton, MO111 GWh-May 2026 Solar
Cargill Corn Milling DivisionCargill Inc North America SweetnersEddyville, IA112 GWhNov 1952Dec 2025 Natural Gas
Packaging of America Tomahawk MillPCA-Tomahawk MillTomahawk, WI113 GWhDec 1919Dec 2025 Wood/Wood Waste Solids : 35.4% Natural Gas : 35.0% Black Liquor : 18.0% Water : 11.0% Other Biomass Solids : 0.6%
RC Thomas Hydroelectric ProjectEast Texas Electric Coop, IncLivingston, TX114 GWhJun 2020May 2026 Water
Storm Lake IIALLETE Clean EnergyAlta, IA115 GWhMar 1999Dec 2025 Wind
Lake Charles PlantRain CII Carbon LLCSulphur, LA115 GWhNov 2012Oct 2025 Waste Heat

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