2. Balancing Authorities
  3. Midcontinent Independent System Operator, Inc.

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 101 to 200 of 2,139
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Silver Lake Solar WI, LLCWisconsin Electric Power CoSalem, WI2 GWhNov 2023May 2024 Solar
Jackson Solar WI, LLCWisconsin Electric Power CoCedarburg, WI4 GWhNov 2023May 2024 Solar
Bonduel Solar WI, LLCWisconsin Electric Power CoBonduel, WI1 GWhNov 2023Feb 2024 Solar
Badger Hollow IIWisconsin Electric Power CoCobb, WI198 GWhNov 2023Oct 2025 Solar
Cassville SolarWisconsin Power & Light CoCassville, WI96 GWhNov 2023Oct 2025 Solar
Springfield Solar (WI)Wisconsin Power & Light CoLomira, WI199 GWhNov 2023Oct 2025 Solar
Albany Solar (WI)Wisconsin Power & Light CoBroadhead, WI97 GWhNov 2023Oct 2025 Solar
Wautoma SolarWisconsin Power & Light CoWautoma, WI185 GWhNov 2023Oct 2025 Solar
MN Buffalo Lake 212-2 LLC (CSG)United States Solar CorporationBuffalo Lake, MN2 GWhNov 2023Dec 2024 Solar
MN Buffalo Lake 212-1 LLC (CSG)United States Solar CorporationBuffalo Lake, MN2 GWhNov 2023Dec 2024 Solar
USS Riley Solar LLC (CSG)United States Solar CorporationMontevideo, MN2 GWhNov 2023Dec 2024 Solar
USS Maverick Solar LLC (CSG)United States Solar CorporationGood Thunder, MN1 GWhNov 2023Dec 2024 Solar
USS Jayhawk Solar LLC (CSG)United States Solar CorporationMankato, MN2 GWhNov 2023Dec 2024 Solar
Lemonweir (Oak 1)Greenbacker Renewable Energy CorporationMauston, WI6 GWhNov 2023Dec 2024 Solar
Webster Creek (Oak 2)Greenbacker Renewable Energy CorporationNew Lisbon, WI3 GWhNov 2023Dec 2024 Solar
Beaver Dam SolarWisconsin Power & Light CoDodge, WI99 GWhNov 2023Oct 2025 Solar
Chickasaw Wind FarmMidAmerican Energy CoNew Hampton, IA641 GWhNov 2023Oct 2025 Wind
Sturgeon GardenSturgeon Garden LLCGoodhue, MN2 GWhNov 2023Dec 2024 Solar
USS Cosmo Solar LLC (CSG)United States Solar CorporationDanube, MN2 GWhNov 2023Dec 2024 Solar
USS Fair Park Solar LLC (CSG)United States Solar CorporationFaribault, MN2 GWhNov 2023Dec 2024 Solar
Onion RiverWisconsin Power & Light CoSheboygan Cedar Grove, WI251 GWhNov 2023Oct 2025 Solar
Cereal City Solar, LLCCereal City Solar, LLCBattle Creek, MI194 GWhNov 2023Oct 2025 Solar
Crawfish RiverWisconsin Power & Light CoJefferson, WI130 GWhNov 2023Oct 2025 Solar
Oak Ridge SolarAES Clean EnergyOak Ridge, LA412 GWhNov 2023Oct 2025 Solar
Blue Elk III Solar, LLCBlue Elk III Solar, LLCEaton Rapids, MI36 GWhNov 2023Dec 2024 Solar
Blue Elk IV Solar, LLCBlue Elk IV Solar, LLCAdrian, MI38 GWhNov 2023Dec 2024 Solar
Moraine Sands Wind PowerMoraine Sands Wind Power, LLCMason City, IL574 GWhNov 2023Oct 2025 Wind
Big Cypress Solar, LLCBig Cypress Solar, LLCCrawfordsville, AR421 GWhNov 2023Oct 2025 Solar
Paddock SolarWisconsin Power & Light CoBeloit, WI133 GWhOct 2023Oct 2025 Solar
Bluff Prairie (Vernon)Greenbacker Renewable Energy CorporationDe Soto, WI3 GWhOct 2023Dec 2024 Solar
Georgetown (Polk Burnett)Greenbacker Renewable Energy CorporationBalsam Lake, WI4 GWhOct 2023Dec 2024 Solar
Prairie Creek SolarSol SystemsJacksonville, IL58 GWhOct 2023Oct 2025 Solar
Delta's Edge SolarCubico USA, LLCGreenwood, MS130 GWhOct 2023Oct 2025 Solar
Winona GardenWinona Garden LLCAltura, MN2 GWhOct 2023Dec 2024 Solar
Pepin GardenPepin Garden LLCKellogg, MN2 GWhOct 2023Dec 2024 Solar
Crane GardenCrane Garden LLCLester Prairie, MN2 GWhOct 2023Dec 2024 Solar
Wolverine SolarWolverine Solar, LLCMaynard, MN2 GWhOct 2023Dec 2024 Solar
Blue Elk VII Solar, LLCBlue Elk VII Solar, LLCFlint, MI22 GWhOct 2023Dec 2024 Solar
Willford Solar, LLCWillford Solar, LLCGladwin, MI34 GWhSep 2023Dec 2024 Solar
Shipsterns Solar, LLCShipsterns Solar, LLCAlbion, MI35 GWhSep 2023Dec 2024 Solar
Lightfoot Solar, LLCLightfoot Solar, LLCLuzerne, MI19 GWhSep 2023Dec 2024 Solar
Byrne Solar, LLCByrne Solar, LLCLowell, MI10 GWhSep 2023Dec 2024 Solar
Umbriel SolarUmbriel Solar, LLCLivington, TX318 GWhSep 2023Oct 2025 Solar
IMPA Knightstown Solar ParkIndiana Municipal Power AgencyKnightstown, IN2 GWhSep 2023Dec 2024 Solar
Newport Solar ProjectNewport Solar, LLCNewport, AR352 GWhSep 2023Oct 2025 Solar
Greenstone Solar, LLCGreenstone Solar, LLCColdwater, MI37 GWhSep 2023Dec 2024 Solar
Midcontinent Solar, LLCMidcontinent Solar, LLCOwosso, MI37 GWhSep 2023Dec 2024 Solar
Happy Solar 1Lightsource Renewable Energy Asset Management, LLCSearcy, AR219 GWhSep 2023Oct 2025 Solar
White River Medical CenterEntegrity Solar WRMC, LLCNewport, AR5 GWhSep 2023Dec 2024 Solar
SolarClub 03Nautilus Solar SolutionsStarbuck, MN2 GWhAug 2023Dec 2024 Solar
SV CSG Barrass Farms II LLSV CSG Barrass Farms II LLCMarion, IL4 GWhAug 2023Dec 2024 Solar
LRWRAEntegrity Solar LRWRA, LLCLittle Rock, AR2 GWhJul 2023Dec 2024 Solar
Fayetteville Public Schools (SWEPCO)Nabholz Solar FPS, LLCBooneville, AR9 GWhJul 2023Dec 2024 Solar
IMPA Middletown Solar ParkIndiana Municipal Power AgencyMiddletown, IN3 GWhJul 2023Dec 2024 Solar
Hoot Lake SolarOtter Tail Power CoFergus Falls, MN72 GWhJul 2023Oct 2025 Solar
Sylvan SolarALLETE, Inc.Pillager, MN25 GWhJun 2023Dec 2024 Solar
IMPA Washington Solar Park 2Indiana Municipal Power AgencyWashington, IN14 GWhJun 2023Dec 2024 Solar
Rafterville SolarRafterville Solar, LLCAtwater, MN2 GWhJun 2023Dec 2024 Solar
Lily GardenLily Garden LLCWaseca, MN2 GWhJun 2023Dec 2024 Solar
Weston RICEWisconsin Public Service CorpKronenwetter, WI85 GWhJun 2023Dec 2024 Natural Gas
Courtland CSG LLCUnited States Solar CorporationCourtland, MN2 GWhJun 2023Dec 2024 Solar
USS Wonder Solar LLCUnited States Solar CorporationBird Island, MN2 GWhJun 2023Dec 2024 Solar
USS Wolf Solar LLCUnited States Solar CorporationWood Lake, MN2 GWhJun 2023Dec 2024 Solar
USS Dressen Family Solar LLCUnited States Solar CorporationMayer, MN2 GWhJun 2023Dec 2024 Solar
South GardenSouth Garden LLCWinstead, MN2 GWhJun 2023Dec 2024 Solar
USS Golly Gee Solar LLCUnited States Solar CorporationClear Lake, MN2 GWhJun 2023Dec 2024 Solar
Adams PV PlantAdams PV Plant (WI)Adams, WI17 GWhJun 2023Dec 2024 Solar
Southside SDEntegrity Solar Southside SD, LLCLittle Rock, AR2 GWhMay 2023Dec 2024 Solar
Portage Solar PlantPortage Solar PlantPortage, WI23 GWhMay 2023Dec 2024 Solar
Dunns Bridge I SolarDunns Bridge Solar Center LLCWheatfield, IN502 GWhMay 2023Oct 2025 Solar
Pivot Energy Minnesota Solar 1Pivot EnergyClinton Falls, MN1 GWhMay 2023Dec 2024 Solar
Pivot Energy Minnesota Solar 10Pivot EnergyGreenwald, MN1 GWhMay 2023Dec 2024 Solar
Dane County Solar LLCDane County Solar LLCCottage Grove, WI33 GWhMay 2023Dec 2024 Solar
Indiana Crossroads Solar ParkMeadow Lake Solar ParkReynolds, IN372 GWhMay 2023Oct 2025 Solar
Novel Caroline Solar, LLC CSGREA Investments, LLCNorth Branch, MN2 GWhApr 2023Dec 2024 Solar
ACCEntegrity Solar ACC, LLCSearcy, AR4 GWhApr 2023Dec 2024 Solar
Ivanhoe Generation FacilityOrion Engineered CarbonsFranklin, LA53 GWhMar 2023Dec 2024 Waste Heat
Red Barn EnergyWisconsin Public Service CorpMontfort, WI247 GWhMar 2023Oct 2025 Wind
Meridian Wind ParkDTE Electric CompanyMerrill, MI489 GWhMar 2023Oct 2025 Wind
Johnson CSG 2Madison Energy Holdings LLCLindstrom, MN2 GWhFeb 2023Dec 2024 Solar
Deerfield Wind Energy 2Deerfield Wind Energy 2, LLCPort Hope, MI308 GWhFeb 2023Oct 2025 Wind
Briscoe 2A7th Road Solar 2, LLC (Briscoe 2A)Lostant, IL5 GWhJan 2023Dec 2024 Solar
Briscoe 1A7th Road Solar 1, LLC (Briscoe 1A)Tonica, IL4 GWhJan 2023Dec 2024 Solar
St. James Solar (LA)St. James Solar, LLCVacherie, LA45 GWhJan 2023Dec 2024 Solar
Bear Grove SolarBear Grove Solar, LLCByron, MN2 GWhJan 2023Dec 2024 Solar
Great Pathfinder WindGreat Pathfinder WindStratford, IA782 GWhJan 2023Oct 2025 Wind
DePue Holdings, LLCDePue Holdings, LLCDePue, IL37 GWhJan 2023Dec 2024 Solar
Elba Solar LLCElba Solar LLCWilliamsfield, IL4 GWhJan 2023Dec 2024 Solar
Cement City Solar, LLCAES Distributed EnergyCement City, MI37 GWhDec 2022Dec 2024 Solar
Novel Schroeder Solar LLC CSGREA Investments, LLCRenville, MN2 GWhDec 2022Dec 2024 Solar
USS Franklin Solar LLCUnited States Solar CorporationFranklin, MN2 GWhDec 2022Dec 2024 Solar
USS Catfish Solar LLCUnited States Solar CorporationFranklin, MN2 GWhDec 2022Dec 2024 Solar
USS Mesa Solar LLCUnited States Solar CorporationDanube, MN2 GWhDec 2022Dec 2024 Solar
USS Wells Creek Solar LLCUnited States Solar CorporationGoodhue, MN2 GWhDec 2022Dec 2024 Solar
Northern WindNorthern States Power Co - MinnesotaLake Wilson, MN357 GWhDec 2022Oct 2025 Wind
Titlow Garden LLC CSGTitlow Garden LLCGaylord, MN2 GWhDec 2022Dec 2024 Solar
Platt SolarCannon River LLCHadley, MN2 GWhDec 2022Dec 2024 Solar
Andresen SolarBallantyne LLCClara City, MN2 GWhDec 2022Dec 2024 Solar
Walleye WindWalleye Wind, LLCBeaver Creek, MN476 GWhNov 2022Oct 2025 Wind
Buffalo Ridge WindBuffalo Ridge Wind, LLCLake Benton, MN436 GWhNov 2022Oct 2025 Wind

Surrounding Balancing Authorities

RankBalancing AuthorityAnnual Net Generation# Power Plants
#60Alcoa Power Generating, Inc. - Yadkin Division643.5 GWh4
#27Associated Electric Cooperative, Inc.23.9 TWh47
#13Duke Energy Carolinas111.6 TWh565
#52Duke Energy Progress West4.3 TWh10
#24Louisville Gas and Electric Company and Kentucky Utilities Company34.2 TWh25
#1PJM Interconnection, LLC872.9 TWh2,465
#6Southern Company Services, Inc. - Trans249.9 TWh417
#5Southwest Power Pool300.6 TWh835
#51Southwestern Power Administration5.0 TWh34
#9Tennessee Valley Authority161.0 TWh204

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