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%

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 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Aries Community SolarAries Community SolarClaremont, MN7 GWhSep 2017Dec 2025 Solar
Arkansas Nuclear OneEntergy Arkansas LLCRussellville, AR14 TWhNov 1974May 2026 Nuclear
Armstrong 1Greenbacker Renewable Energy CorporationGreenwood, IL4 GWhNov 2024Dec 2025 Solar
Armstrong SolarETCAP NES CS MN 06 LLCGlenwood, MN5 GWhFeb 2018Dec 2025 Solar
Arpin DamZero6 Energy HydroRadisson, WI6 GWhAug 1971Aug 2025 Water
Arq Solutions Red RiverArq Solutions (Red River), LLCCoushatta, LA100 GWhJan 2011May 2026 Waste Heat
Ashley-Chicot SolarToday's Power, Inc.Hamburg, AR2 GWhJul 2018Dec 2025 Solar
Ashtabula Wind Energy CenterOtter Tail Power CoLuverne, ND89 GWhSep 2008Dec 2025 Wind
Ashtabula Wind II LLCAshtabula Wind II LLCLuverne, ND364 GWhSep 2009Dec 2025 Wind
Ashtabula Wind III LLCOtter Tail Power CoLuverne, ND120 GWhNov 2010Dec 2025 Wind
Assembly Solar II LLCAssembly Solar II LLCLennon, MI226 GWhNov 2021May 2026 Solar
Assembly Solar IIIAssembly Solar III, LLCLennon, MI165 GWhDec 2021May 2026 Solar
Assembly Solar ProjectAssembly Solar I, LLCVenice Township, MI100 GWhNov 2020May 2026 Solar
Aster Community Solar Garden, LLCGeronimo PowerRaymond, MN2 GWhSep 2020Dec 2025 Solar
Astoria StationOtter Tail Power CoAstoria, SD530 GWhMar 2021May 2026 Natural Gas
Athens MN CONXSoCore Energy LLCAthens, MN10 GWhNov 2018Dec 2025 Solar
ATIWisconsin Electric Power CoCudahy, WI3 GWhOct 2020Dec 2025 Solar
AtlanticAtlantic Municipal Utilities (IA)Atlantic, IA115 MWhAug 1966Dec 2025 Natural Gas
Atlantic Alumina, Gramercy OperationsAtalco Gramercy LLCGramercy, LA208 GWhJan 1958Dec 2024 Natural Gas
AttalaEntergy Mississippi LLCSallis, MS3 TWhFeb 2001May 2026 Natural Gas
Atwater SolarEnel Green Power NA, Inc.Atwater, MN8 GWhNov 2016Dec 2025 Solar
Auburn Solar WI, LLCWisconsin Electric Power CoCampbellsport, WI9 GWhNov 2024Dec 2025 Solar
Audrain Generating StationUnion Electric Co - (MO)Vandalia, MO403 GWhJan 2001Dec 2025 Natural Gas
August Wind FarmAugust Wind Energy, LLCClearfield, IA6 GWhJan 2017Nov 2025 Wind
Auriga Community SolarGeronimo PowerSlayton, MN2 GWhNov 2018Dec 2025 Solar
Autumn Hills LLCCHI Operations IncHendricks, MN4 GWhJan 2001Dec 2024 Wind
Avenue A Generator SetsCity of Rock Falls - (IL)Rock Falls, IL224 MWhAug 2000Dec 2025 Distillate Fuel Oil
B&K Energy Systems LLCBrewsterBrewster, MN5 GWhNov 2003Dec 2025 Wind
B.R. Corcoran CSGMinnesota Solar CSG 19, LLCCorcoran, MN8 GWhOct 2017Dec 2024 Solar
B.R. Sartell CSGMinnesota Solar CSG 21, LLCSartell, MN4 GWhOct 2017Dec 2024 Solar
B.R. Sauk Rapids CSGMinnesota Solar CSG 9, LLCSauk Rapids, MN8 GWhOct 2017Dec 2024 Solar
Badger Hollow IWisconsin Public Service CorpMontfort, WI201 GWhOct 2021May 2026 Solar
Badger Hollow IIWisconsin Electric Power CoCobb, WI213 GWhNov 2023May 2026 Solar
Badger Wind, LLCBadger Wind , LLCNorthwest McIntosh, ND374 GWh-May 2026 Wind
Baldwin Energy ComplexDynegy Midwest Generation IncBaldwin, IL6 TWhJun 1970May 2026 Subbituminous Coal : 99.7%
Baldwin Solar BESSVistra CorpBaldwin, IL147 GWhNov 2024May 2026 Solar
Baldwin Wind LLCBaldwin Wind LLCWilton, ND384 GWhNov 2010Dec 2025 Wind
BancroftBancroft Municipal Utilities - (IA)Bancroft, IA22 MWhDec 1947Dec 2025 Distillate Fuel Oil
Bancroft (MN)OneEnergy, Inc.Albert Lea, MN589 MWhSep 2025Dec 2025 Solar
Barone CSGTerraform ArcadiaWinstead, MN2 GWhSep 2018Dec 2025 Solar
BarronCity of Barron - (WI)Barron, WI382 MWhJul 1923Dec 2025 Water
Barron Solar ArrayOnsite Partners, LLCBarron, WI6 GWhJul 2021Dec 2025 Solar
Barton Windpower LLCAvangrid Power LLCKensett, IA365 GWhMay 2009Dec 2025 Wind
Battle Creek MillRockTenn-Battle Creek MillBattle Creek, MI4 GWhDec 1950Dec 2024 Natural Gas
Bavaria Solar LLCBavaria Solar LLCLake Wilson, MN845 MWhJun 2025Dec 2025 Solar
Bay FrontNorthern States Power Co - MinnesotaAshland, WI177 GWhDec 1948Dec 2025 Wood/Wood Waste Solids : 95.1% Tire-derived Fuels : 4.2% Natural Gas : 0.7%
Bayou Cove Peaking PowerBayou Cove Peaking Power, LLCJennings, LA125 GWhJun 2002May 2026 Natural Gas
Bayou Galion Solar ProjectBayou Galion Solar Project, LLCMer Rouge, LA219 GWhOct 2024May 2026 Solar
Bear Creek (WI)Wisconsin Power & Light CoLone Rock, WI100 GWhAug 2022May 2026 Solar
Bear Grove SolarBear Grove Solar, LLCByron, MN2 GWhJan 2023Dec 2025 Solar
Beaver Creek WindMidAmerican Energy CoOgden, IA1 TWhNov 2017May 2026 Wind
Beaver Dam SolarWisconsin Power & Light CoDodge, WI101 GWhNov 2023May 2026 Solar
Beaver IslandGreat Lakes Energy CoopBeaver Island, MI50 MWhAug 2000Dec 2025 Distillate Fuel Oil
Becker Solar 2 CSGSunShare ManagementSt. Michael, MN1 GWhFeb 2019Dec 2025 Solar
Becker Solar 3 CSGSunShare ManagementSt. Michael, MN1 GWhFeb 2019Dec 2025 Solar
Becker Solar 4 CSGSunShare ManagementSt. Michael, MN1 GWhFeb 2019Dec 2025 Solar
Becker Solar 5 CSGSunShare ManagementSt. Michael, MN1 GWhFeb 2019Dec 2025 Solar
Becker Solar CSGSunShare ManagementSt. Michael, MN1 GWhFeb 2019Dec 2025 Solar
Beebe 1ABeebe Renewable Energy, LLCIthaca, MI186 GWhNov 2012Dec 2025 Wind
Beebe 1BBeebe 1B Renewable Energy, LLCIthaca, MI127 GWhNov 2014Dec 2025 Wind
Belle RiverDTE Electric CompanyChina Twp, MI5 TWhOct 1981May 2026 Subbituminous Coal : 78.5% Natural Gas : 21.1%
BellevueCity of Bellevue - (IA)Bellevue, IA10 MWhJun 1947Dec 2025 Distillate Fuel Oil
Bellflower Solar, LLCGeronimo PowerBrooten, MN2 GWhNov 2020Dec 2025 Solar
BelmontMarion Solar LLCIndianapolis, IN5 GWhOct 2015Dec 2025 Solar
Beloit Memorial Hospital Power PlantBeloit Memorial HospitalBeloit, WI147 MWhMay 2000Dec 2025 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
BenndaleCooperative EnergyBenndale, MS49 GWhSep 1969Dec 2025 Natural Gas
Bennington WindMinonk Stewardship Wind LLCMinonk, IL300 GWhSep 2021May 2026 Wind
Benson City ofCity of Benson - (MN)Benson, MN114 MWhApr 2002Dec 2025 Distillate Fuel Oil
Bent Tree Wind Farm Phase 1Wisconsin Power & Light CoHartland, MN334 GWhJan 2011Dec 2025 Wind
Benton County Wind FarmOrion Energy Group LLCEarl Park, IN343 GWhApr 2008Dec 2025 Wind
BentonSun LLCSunShare ManagementNorwood Young America, MN8 GWhNov 2016Dec 2025 Solar
Berlin Landfill GasWM Renewable Energy LLCBerlin, WI12 GWhJul 2001Dec 2025 Landfill Gas
Berryville School District SolarToday's Power, Inc.Berryville, AR2 GWhJan 2018Dec 2025 Solar
Betcher Community Solar GardenBetcher CSG LLCGoodhue, MN2 GWhJul 2018Dec 2025 Solar
Betcher CSG 1, LLCMadison Energy Holdings LLCGoodhue, MN2 GWhOct 2020Dec 2025 Solar
Big BlueBig Blue Wind Farm LLC (MN)Blue Earth, MN71 GWhNov 2012Dec 2025 Wind
Big Cajun 1Louisiana Generating LLCJarreau, LA158 GWhMay 1972Dec 2025 Natural Gas
Big Cajun 2Louisiana Generating LLCNew Roads, LA2 TWhJun 1981May 2026 Subbituminous Coal : 69.2% Natural Gas : 30.8%
Big Cypress Solar, LLCBig Cypress Solar, LLCCrawfordsville, AR421 GWhNov 2023May 2026 Solar
Big FallsNorthern States Power Co - MinnesotaGlen Fora, WI27 GWhDec 1921Dec 2025 Water
Big Lake Holdco Solar CSGBig Lake Holdco LLCBig Lake, MN8 GWhAug 2017Dec 2024 Solar
Big Lake Project CSGMadison Energy Investments LLCBig Lake, MN9 GWhMay 2018Sep 2025 Solar
Big Quinnesec 61Wisconsin Electric Power CoIron Mountain, MI2 GWhApr 1914Dec 2025 Water
Big Quinnesec 92Wisconsin Electric Power CoIron Mountain, MI100 GWhOct 1949Dec 2025 Water
Big River SolarBig River Solar, LLCNorris City, IL313 GWhJul 2022May 2026 Solar
Big StoneOtter Tail Power CoBig Stone City, SD2 TWhApr 1975May 2026 Subbituminous Coal : 99.8%
Big Turtle Wind Farm 2DTE Electric CompanyHarbor Beach, MI104 GWhSep 2016Dec 2025 Wind
Big Turtle Wind Farm, LLCDTE Sustainable GenerationHarbor Beach, MI76 GWhNov 2014Dec 2025 Wind
Billerud Quinnesec MillBillerud Quinnesec MillNorway, MI318 GWhSep 1985Dec 2025 Black Liquor : 64.2% Wood/Wood Waste Solids : 32.7% Natural Gas : 3.1%
Bingham Solar, LLCGeronimo PowerSt. Johns, MI42 GWhNov 2020Dec 2025 Solar
BioTown AgBio Town Biogas, LLCReynolds, IN33 GWhMay 2011Dec 2024 Other Biomass Gas
BirchBirch Power LLCClearfield, IA7 GWhJan 2017Dec 2025 Wind
BironConsolidated Water Power CoBiron, WI30 GWhDec 1895Dec 2025 Water
Biron MillND Paper, Inc.Wisconsin Rapids, WI96 GWhAug 1947Dec 2024 Natural Gas : 79.6% Subbituminous Coal : 20.4%
Bishop Hill II Wind FarmBishop Hill Energy II, LLCCambridge, IL334 GWhSep 2012Dec 2025 Wind
Bishop Hill IIIInvenergy Services LLCCambridge, IL426 GWhMay 2018May 2026 Wind
Bison 2 Wind Energy CenterALLETE, Inc.New Salem, ND270 GWhNov 2012Dec 2025 Wind
Bison 3 Wind Energy CenterALLETE, Inc.New Salem, ND268 GWhNov 2012Dec 2025 Wind
Bison 4 Wind Energy CenterALLETE, Inc.New Salem, ND573 GWhDec 2014Dec 2025 Wind
Bison I Wind Energy CenterALLETE, Inc.New Salem, ND196 GWhNov 2010Dec 2025 Wind

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