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 Jan 2026
Annual Generation 656.9 TWh
Power Plants2,831
Utilities1,296
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 | 35.4% Coal | 28.9% Wind | 15.1% Nuclear | 14% Solar | 4.6% Water | 1.5% 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 201 to 300 of 2,139
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Indiana Crossroads Wind Farm IIIndiana Crossroads Wind Farm II LLCWolcott, IN585 GWhNov 2024Oct 2025 Wind
Walnut Wind FarmMidAmerican Energy CoWalnut, IA584 GWhNov 2008Dec 2024 Wind
Moraine Sands Wind PowerMoraine Sands Wind Power, LLCMason City, IL574 GWhNov 2023Oct 2025 Wind
FPL Energy Crystal Lake Wind LLCFPL Energy Crystal Lake Wind LLCBritt, IA573 GWhNov 2008Oct 2025 Wind
Shell ChemicalShell Chemical LP - GeismarGeismar, LA572 GWhJul 2002Dec 2024 Natural Gas
CenturyMidAmerican Energy CoBlairsburg, IA572 GWhAug 2005Dec 2024 Wind
Echo Wind ParkDTE Electric CompanyElkton, MI569 GWhDec 2013Oct 2025 Wind
English FarmsInterstate Power and Light CoMontezuma, IA566 GWhFeb 2019Oct 2025 Wind
Carroll Wind FarmMidAmerican Energy CoCarroll, IA563 GWhNov 2008Dec 2024 Wind
NAFTA Region Olefins Complex Cogen FacBASF CorpPort Arthur, TX562 GWhJun 2001Dec 2024 Natural Gas
Oxbow Solar 1Lightsource Renewable Energy Asset Management, LLCNew Roads, LA562 GWhJun 2024Oct 2025 Solar
Adair Wind FarmMidAmerican Energy CoAdair, IA555 GWhNov 2008Dec 2024 Wind
Georgia-Pacific Monticello PaperGeorgia-Pacific Monticello LLCMonticello, MS550 GWhMay 1968Dec 2024 Black Liquor : 47.2% Natural Gas : 40.2% Wood/Wood Waste Solids : 12.6%
IntrepidMidAmerican Energy CoSchaller, IA549 GWhNov 2004Dec 2024 Wind
Courtenay Wind FarmNorthern States Power Co - MinnesotaCourtenay, ND534 GWhNov 2016Oct 2025 Wind
KossuthWisconsin Power & Light CoLu Verne, IA524 GWhSep 2020Oct 2025 Wind
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%
Thunder Spirit Wind, LLCMontana-Dakota Utilities CoHettinger, ND523 GWhNov 2015Dec 2024 Wind
FPL Energy Story Wind LLCFPL Energy Story Wind LLCZearing, IA520 GWhNov 2008Oct 2025 Wind
GeismarBASF CorporationGeismar, LA514 GWhJun 1985Dec 2024 Natural Gas : 63.1% Other Gas : 36.9%
Cardinal Point WindCardinal Point LLCSciota, IL504 GWhFeb 2020Oct 2025 Wind
Dunns Bridge I SolarDunns Bridge Solar Center LLCWheatfield, IN502 GWhMay 2023Oct 2025 Solar
Delta Wind Farm (MS)AES Clean EnergyDundee, MS501 GWhMar 2024Oct 2025 Wind
RockGen Energy CenterDairyland Power CoopCambridge, WI500 GWhMay 2001Oct 2025 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
Alpine Power PlantWolverine Power Supply CoopElmira, MI499 GWhMay 2016Dec 2024 Natural Gas
Osage DamUnion Electric Co - (MO)Eldon, MO497 GWhSep 1931Dec 2024 Water
Meridian Wind ParkDTE Electric CompanyMerrill, MI489 GWhMar 2023Oct 2025 Wind
Richland (IA)Interstate Power and Light CoOdebolt, IA486 GWhAug 2020Oct 2025 Wind
Langdon Renewables, LLCFPL Energy Langdon Wind LLCLangdon, ND482 GWhNov 2007Dec 2024 Wind
Tatanka Wind Power LLCAcciona Wind Energy USA LLCAshley, ND479 GWhDec 2007Oct 2025 Wind
Walleye WindWalleye Wind, LLCBeaver Creek, MN476 GWhNov 2022Oct 2025 Wind
Adams WindMidAmerican Energy CoLenox, IA474 GWhSep 2015Dec 2024 Wind
Deerfield Wind Energy, LLCDeerfield Wind Energy, LLCKinde, MI472 GWhJan 2017Oct 2025 Wind
Prosperity WindProsperity Wind, LLCDeland, IL472 GWh-Oct 2025 Wind
Astoria StationOtter Tail Power CoAstoria, SD470 GWhMar 2021Oct 2025 Natural Gas
Maple FlatsInvenergy Services LLCLouisville, IL469 GWhOct 2024Oct 2025 Solar
Wellsburg Wind ProjectMidAmerican Energy CoWellsburg, IA469 GWhNov 2014Dec 2024 Wind
Buffalo Ridge II LLCAvangrid Power LLCElkton, SD468 GWhNov 2010Oct 2025 Wind
Ford County Wind Farm LLCFord RidgeFord County, IL467 GWhFeb 2022Oct 2025 Wind
Escanaba MillBillerud Escanaba LLCEscanaba, MI467 GWhDec 1968Oct 2025 Black Liquor : 45.6% Natural Gas : 30.6% Wood/Wood Waste Solids : 23.1% Residual Fuel Oil : 0.7%
Westrock Hodge (LA)Westrock (LA)Hodge, LA466 GWhNov 1952Dec 2024 Black Liquor : 50.4% Natural Gas : 35.5% Wood/Wood Waste Solids : 14.2%
GeorgetownAES IndianaIndianapolis, IN466 GWhMay 2000Dec 2024 Natural Gas
Laurel Wind FarmMidAmerican Energy CoLaurel, IA463 GWhNov 2011Dec 2024 Wind
Granite City WorksUnited States Steel Granite City WorksGranite City, IL459 GWhMay 2010Oct 2025 Natural Gas : 50.8% Purchased Steam : 49.2%
Pioneer Trail Wind Farm, LLCBig Sky Wind, LLCPaxton, IL459 GWhNov 2011Dec 2024 Wind
Heartland FarmsConsumers Energy Co - (MI)Middleton, MI458 GWhMar 2024Oct 2025 Wind
Sappi Cloquet MillSappi Cloquet LLCCloquet, MN449 GWhDec 1928Oct 2025 Black Liquor : 64.8% Wood/Wood Waste Solids : 17.9% Natural Gas : 13.1% Water : 3.5%
A B BrownSouthern Indiana Gas & Elec CoMount Vernon, IN449 GWhFeb 1979Oct 2025 Natural Gas : 99.9%
Polaris Wind ParkDTE Electric CompanyNorth Star Township, MI443 GWhApr 2020Oct 2025 Wind
Gaylord Container BogalusaTemple-Inland CorpBogalusa, LA439 GWhMay 1979Oct 2025 Black Liquor : 55.6% Wood/Wood Waste Solids : 37.3% Natural Gas : 7.1%
Lake Benton IINorthern States Power Co - MinnesotaRuthton, MN438 GWhMay 1999Dec 2024 Wind
Glen Ullin Energy CenterALLETE Clean EnergyGlen Ullin, ND438 GWhNov 2019Oct 2025 Wind
Lansing BWL REO Town PlantLansing Board of Water and LightLansing, MI437 GWhJun 2013Dec 2024 Natural Gas
Buffalo Ridge WindBuffalo Ridge Wind, LLCLake Benton, MN436 GWhNov 2022Oct 2025 Wind
Prairie Rose Wind FarmEnel Green Power NA, Inc.Hardwick, MN435 GWhNov 2012Oct 2025 Wind
Gerald AndrusEntergy Mississippi LLCGreenville, MS435 GWhDec 1974Aug 2024 Natural Gas : 99.9%
SABIC Innovative Plastics Mt. VernonSABIC IP Mt. Vernon, LLCMount Vernon, IN429 GWhMay 1996Oct 2025 Natural Gas
Heat Recovery Coke FacilityCokenergy IncEast Chicago, IN428 GWhMar 1998Oct 2025 Waste Heat
Bishop Hill IIIInvenergy Services LLCCambridge, IL428 GWhMay 2018Oct 2025 Wind
Silver CreekCooperative EnergyPrentiss, MS428 GWhMay 2003Dec 2024 Natural Gas
Whispering Willow Wind Farm - EastInterstate Power and Light CoIowa Falls, IA425 GWhNov 2009Dec 2024 Wind
Sherco Solar INorthern States Power Co - MinnesotaClear Lake, MN422 GWhSep 2024Oct 2025 Solar
Big Cypress Solar, LLCBig Cypress Solar, LLCCrawfordsville, AR421 GWhNov 2023Oct 2025 Solar
Pearl River Solar Park LLCPearl River Solar Park, LLCMorton, MS420 GWhJun 2024Oct 2025 Solar
Heartland Divide Wind Project, LLCHeartland Divide Wind Project, LLCMelville, IA418 GWhNov 2018Oct 2025 Wind
Cannelton Hydroelectric PlantAmerican Mun Power-Ohio, IncHawesville, KY416 GWhDec 2015Dec 2024 Water
WestRock (TX)WestRock (TX)Evadale, TX415 GWhMay 1954Dec 2024 Black Liquor : 58.9% Wood/Wood Waste Solids : 22.0% Natural Gas : 19.1%
Morning Light Wind FarmMidAmerican Energy CoAdair, IA413 GWhSep 2012Dec 2024 Wind
Oak Ridge SolarAES Clean EnergyOak Ridge, LA412 GWhNov 2023Oct 2025 Solar
PrimientPrimary Products Ingredients Americas, LLC d/b/a PrimientLafayette, IN406 GWhMay 2021Dec 2024 Natural Gas
DeRidder MillPackaging Corporation of AmericaDeRidder, LA402 GWhSep 1969Dec 2024 Black Liquor : 46.7% Wood/Wood Waste Solids : 34.3% Natural Gas : 18.9%
Formosa PlasticsFormosa Plastics CorpBaton Rouge, LA402 GWhApr 1985Dec 2024 Natural Gas
Dam 2Arkansas Electric Coop CorpDumas, AR401 GWhMay 1999Dec 2024 Water
Vienna Wind FarmMidAmerican Energy CoMarshalltown, IA398 GWhOct 2012Dec 2024 Wind
Crooked Lake Solar, LLCCrooked Lake Solar, LLCBlytheville, AR394 GWhApr 2024Oct 2025 Solar
Washington Parish Energy CenterEntergy Louisiana LLCBogalusa, LA392 GWhOct 2020Oct 2025 Natural Gas
New Frontier WindMeadowlark Wind I LLCRuso, ND390 GWhNov 2018Oct 2025 Wind
Oliver Wind III, LLCOliver Wind III, LLCMandan, ND385 GWhDec 2016Oct 2025 Wind
Huck Finn Renewable Energy CenterUnion Electric Co - (MO)Vandalia, MO385 GWhNov 2024Oct 2025 Solar
Pegasus WindPegasus Wind, LLCReese, MI384 GWhNov 2019Oct 2025 Wind
Quilt Block Wind Farm LLCQuilt Block Wind Farm LLCDarlington, WI382 GWhAug 2017Oct 2025 Wind
Pocahontas Prairie Wind FarmMidAmerican Energy CoPomeroy, IA382 GWhJan 2012Dec 2024 Wind
Baldwin Wind LLCBaldwin Wind LLCWilton, ND381 GWhNov 2010Dec 2024 Wind
Grand MeadowNorthern States Power Co - MinnesotaDexter, MN380 GWhNov 2008Dec 2024 Wind
Trimont Area Wind FarmAvangrid Power LLCTrimont, MN379 GWhOct 2005Dec 2024 Wind
Victory Wind FarmMidAmerican Energy CoWestside, IA378 GWhNov 2006Dec 2024 Wind
Prairie Wolf Solar LLCNational Grid RenewablesAshmore Township, IL376 GWhOct 2021Oct 2025 Solar
White Oak Energy LLCWhite Oak Energy LLCCarlock, IL376 GWhMay 2011Dec 2024 Wind
F.D. Kuester Generating StationUpper Michigan Energy Resources CompanyNegaunee, MI375 GWhFeb 2019Dec 2024 Natural Gas
Indiana Crossroads Solar ParkMeadow Lake Solar ParkReynolds, IN372 GWhMay 2023Oct 2025 Solar
Hoopeston Wind LLCHoopeston Wind LLCRossville, IL371 GWhFeb 2015Dec 2024 Wind
Cavalry Solar HybridCavalry Energy Center LLCMonon, IN371 GWhApr 2024Oct 2025 Solar
International Paper Red River MillRed River Mill Intl Paper CompanyCampti, LA371 GWhNov 2008Dec 2023 Black Liquor : 64.7% Wood/Wood Waste Solids : 22.1% Natural Gas : 13.2%
Grant CountyWisconsin Power & Light CoTown of Potosi, WI369 GWhApr 2024Oct 2025 Solar
Stoneray Power Partners, LLCEDF Renewable Asset Holdings, Inc.Woodstock, MN368 GWhJan 2019Oct 2025 Wind
Driver SolarEntergy Arkansas LLCOsceola, AR363 GWhOct 2024Oct 2025 Solar
Barton Windpower LLCAvangrid Power LLCKensett, IA361 GWhMay 2009Dec 2024 Wind
Glacier HillsWisconsin Electric Power CoCambria, WI361 GWhNov 2011Oct 2025 Wind
Whiting RefineryBP PLCWhiting, IN360 GWhDec 1947Dec 2024 Other Gas : 81.0% Natural Gas : 19.0%
Benton County Wind FarmOrion Energy Group LLCEarl Park, IN358 GWhApr 2008Dec 2024 Wind

Surrounding Balancing Authorities

Balancing Authorities with Similar Net Generation

RankBalancing AuthorityAnnual Net Generation# Power Plants
#1PJM Interconnection, LLC872.9 TWh2,465
#2Midcontinent Independent System Operator, Inc.656.9 TWh2,831
#3Electric Reliability Council of Texas, Inc.484.7 TWh1,313
#5Southwest Power Pool300.6 TWh835
#6Southern Company Services, Inc. - Trans249.9 TWh417
#7California Independent System Operator184.8 TWh2,075
#9Tennessee Valley Authority161.0 TWh204
#10Florida Power & Light Co.149.6 TWh187
#12New York Independent System Operator132.6 TWh1,211
#13Duke Energy Carolinas111.6 TWh565