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 1,201 to 1,300 of 2,139
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
MerrillWisconsin Public Service CorpMerrill, WI4 GWhFeb 1917Dec 2024 Water
AlexanderWisconsin Public Service CorpMerrill, WI19 GWhDec 1924Dec 2024 Water
StrobusGreenbacker Renewable Energy CorporationMerrillan, WI3 GWhAug 2021Dec 2024 Solar
Lincoln SolarEcos Energy LLCMerrillville, IN608 MWhNov 2012Dec 2024 Solar
HodenpylConsumers Energy Co - (MI)Mesick, MI40 GWhJun 1925Dec 2024 Water
MexicoUnion Electric Co - (MO)Mexico, MO767 MWhAug 1978Dec 2024 Distillate Fuel Oil
Envoy Solar, LLCBirch Creek Power, LLCMexico, MO86 GWh-Oct 2025 Solar
Deercroft I & II LFGTEWabash Valley Power Assn, IncMichigan City, IN19 GWhJul 1999Dec 2024 Landfill Gas
Michigan CityNorthern Indiana Pub Serv CoMichigan City, IN1 TWhApr 1974Oct 2025 Subbituminous Coal : 77.7% Bituminous Coal : 20.3% Natural Gas : 2.0%
Amana Society Service CompanyAmana Society Service CoMiddle Amana, IA1 GWhApr 2001Dec 2024 Distillate Fuel Oil
Middlebury SolarEcos Energy LLCMiddlebury, IN457 MWhOct 2012Oct 2024 Solar
Heartland FarmsConsumers Energy Co - (MI)Middleton, MI458 GWhMar 2024Oct 2025 Wind
Middleton Biogas Solar, LLCMiddleton Biogas Solar, LLCMiddleton, WI2 GWhApr 2022Dec 2024 Solar
Middleton Airport SolarMadison Gas & Electric CoMiddleton, WI8 GWhJun 2020Dec 2024 Solar
IMPA Middletown Solar ParkIndiana Municipal Power AgencyMiddletown, IN3 GWhJul 2023Dec 2024 Solar
Midland Cogeneration VentureMidland Cogeneration VentureMidland, MI10 TWhMay 1989Oct 2025 Natural Gas
Valley Queen CheeseValley Queen Cheese Factory, Inc.Milbank, SD24 MWhMar 2002Jun 2025 Distillate Fuel Oil
Miles City GTMontana-Dakota Utilities CoMiles City, MT331 MWhApr 1972Dec 2024 Natural Gas : 97.0% Distillate Fuel Oil : 3.0%
Valley (WI)Wisconsin Electric Power CoMilwaukee, WI357 GWhMay 1968Oct 2025 Natural Gas
MMSD Jones Island WastewaterMilwaukee Metro Sewerage DistMilwaukee, WI75 GWhDec 1970Oct 2025 Natural Gas : 80.6% Landfill Gas : 18.2% Distillate Fuel Oil : 1.2%
City of Milwaukee LandfillWisconsin Electric Power CoMilwaukee, WI4 GWhJan 2021Dec 2024 Solar
Michigan Wind 2Michigan Wind 2, LLCMinden City, MI327 GWhNov 2011Dec 2024 Wind
Minden Wind ParkDTE Electric CompanyMinden City, MI109 GWhNov 2012Oct 2025 Wind
SAF Hydroelectric LLCSAF Hydroelectric LLCMinneapolis, MN29 GWhNov 2011Dec 2024 Water
Univ Minnesota CHP PlantUniversity of Minnesota Central UtilitiesMinneapolis, MN166 GWhOct 2017Dec 2024 Natural Gas : 99.9%
Riverside (MN)Northern States Power Co - MinnesotaMinneapolis, MN818 GWhMar 1987Oct 2025 Natural Gas
Hennepin IslandNorthern States Power Co - MinnesotaMinneapolis, MN47 GWhSep 1954Dec 2024 Water
Covanta Hennepin EnergyCovanta Energy CoMinneapolis, MN170 GWhSep 1989Oct 2025 Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7%
Novel Denzer Solar LLC CSGREA Investments, LLCMinnesota City, MN2 GWhJun 2022Dec 2024 Solar
CF Novel Solar CSG Gardens Two, LLCCypress Creek RenewablesMinnesota Lake, MN3 GWhNov 2017Dec 2024 Solar
Bennington WindMinonk Stewardship Wind LLCMinonk, IL302 GWhSep 2021Oct 2025 Wind
MioConsumers Energy Co - (MI)Mio, MI14 GWhDec 1915Dec 2024 Water
Lawrence County StationHoosier Energy R E C, IncMitchell, IN109 GWhApr 2005Dec 2024 Natural Gas
Spring Mill Solar RESHoosier Energy R E C, IncMitchell, IN2 GWhAug 2017Dec 2024 Solar
Metro Methane Recovery FacilityWM Renewable Energy LLCMitchellville, IA81 GWhDec 1997Oct 2025 Landfill Gas
MoberlyUnion Electric Co - (MO)Moberly, MO34 MWhJul 1978Dec 2024 Distillate Fuel Oil
MolineMidAmerican Energy CoMoline, IL19 GWhDec 1941Dec 2024 Water : 94.4% Natural Gas : 5.6%
Amazon MDW7 Solar ProjectSolar Star Prime 6, LLCMonee, IL3 GWhOct 2022Dec 2024 Solar
Earp Solar, LLCBirch Creek Power, LLCMonmouth, IL74 GWhMar 2024Oct 2025 Solar
Cavalry Solar HybridCavalry Energy Center LLCMonon, IN371 GWhApr 2024Oct 2025 Solar
Monroe (MI)DTE Electric CompanyMonroe, MI16 TWhOct 1969Oct 2025 Subbituminous Coal : 74.1% Bituminous Coal : 16.5% Petroleum Coke : 9.1%
Macbeth SolarMacbeth Solar, LLCMontague, MI39 GWhApr 2022Dec 2024 Solar
USS Riley Solar LLC (CSG)United States Solar CorporationMontevideo, MN2 GWhNov 2023Dec 2024 Solar
USS Rosewood Solar LLC (CSG)United States Solar CorporationMontevideo, MN544 MWhJul 2024Dec 2024 Solar
Hormel CSG SolarDG Central 1, LLCMontevideo, MN2 GWhNov 2022Dec 2024 Solar
Taurus Community SolarTaurus Community SolarMontevideo, MN6 GWhFeb 2018Dec 2024 Solar
USS Christoffer Solar LLC CSGStandard SolarMontevideo, MN2 GWhAug 2020Dec 2024 Solar
Montevideo Solar LLC, CSGMontevideo Solar LLCMontevideo, MN10 GWhDec 2018Dec 2024 Solar
North EnglishMidAmerican Energy CoMontezuma, IA1 TWhNov 2018Oct 2025 Wind
English FarmsInterstate Power and Light CoMontezuma, IA566 GWhFeb 2019Oct 2025 Wind
Prairie Wind FarmMidAmerican Energy CoMontezuma, IA587 GWhDec 2017Oct 2025 Wind
MontezumaCity of Montezuma - (IA)Montezuma, IA119 MWhJul 1940Dec 2024 Distillate Fuel Oil : 63.8% Natural Gas : 36.2%
Montfort Wind Energy CenterWisconsin Electric Power CoMontfort, WI54 GWhMay 2002Oct 2025 Wind
Red Barn EnergyWisconsin Public Service CorpMontfort, WI247 GWhMar 2023Oct 2025 Wind
Badger Hollow IWisconsin Public Service CorpMontfort, WI192 GWhOct 2021Oct 2025 Solar
Goose Creek Energy CenterUnion Electric Co - (MO)Monticello, IL817 MWhApr 2003Nov 2024 Natural Gas
Norway (IN)Northern Indiana Pub Serv CoMonticello, IN16 GWhMay 1923Dec 2024 Water
Liberty I & II LFGTEWabash Valley Power Assn, IncMonticello, IN27 GWhJul 2005Dec 2023 Landfill Gas
OakdaleNorthern Indiana Pub Serv CoMonticello, IN17 GWhOct 1925Dec 2024 Water
Twin Lakes Solar LLCTwin Lakes Solar LLCMonticello, IN322 GWhNov 2024Oct 2025 Solar
USS Quail Solar LLCUnited States Solar CorporationMonticello, MN2 GWhDec 2021Aug 2024 Solar
SolarClub 10 LLCNautilus Solar SolutionsMonticello, MN2 GWhNov 2020Dec 2024 Solar
Monticello Project CSGDG Minnesota CSG, LLCMonticello, MN8 GWhOct 2018Dec 2024 Solar
Wright Kirby 1-5 CSGStandard SolarMonticello, MN7 GWhMay 2019Dec 2024 Solar
Monticello Nuclear FacilityNorthern States Power Co - MinnesotaMonticello, MN5 TWhMay 1971Oct 2025 Nuclear
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%
Prairie Mist SolarPrairie Mist Solar Project, LLCMontrose, AR228 GWhAug 2024Oct 2025 Solar
Brent Run Generating StationEnergy Developments, Inc d/b/a EDLMontrose, MI51 GWhDec 1997Dec 2024 Landfill Gas
Montrose SolarEnel Green Power NA, Inc.Montrose, MN7 GWhNov 2016Dec 2024 Solar
MontSun Community SolarGenerate CapitalMontrose, MN9 GWhNov 2017Dec 2024 Solar
Moose LakeMoose Lake Water & Light CommMoose Lake, MN63 MWhOct 1952Dec 2024 Distillate Fuel Oil : 83.7% Natural Gas : 16.3%
SMMPA Methane Energy FacilitySouthern Minnesota Mun P AgnyMora, MN366 MWhMar 2012Dec 2024 Landfill Gas
MoreauUnion Electric Co - (MO)Moreau, MO1 GWhJul 1978Dec 2024 Distillate Fuel Oil
LEPA Unit No. 1Louisiana Energy & Power AuthorityMorgan City, LA145 GWhMay 2016Dec 2024 Natural Gas
USS B&B Solar LLC CSGStandard SolarMorgan, MN2 GWhAug 2020Dec 2024 Solar
USS Steamboat Solar LLC CSGStandard SolarMorgan, MN2 GWhMar 2021Dec 2024 Solar
USS Verde Solar LLC CSGStandard SolarMorgan, MN2 GWhSep 2020Dec 2024 Solar
USS Cougar Solar LLC CSGStandard SolarMorgan, MN2 GWhAug 2020Dec 2024 Solar
USS Dot Com Solar LLC CSGStandard SolarMorgan, MN2 GWhFeb 2021Dec 2024 Solar
Morgan Community SolarMorgan Community SolarMorgan, MN5 GWhMar 2017Dec 2024 Solar
USS Rosebud Solar LLCUnited States Solar CorporationMorgan, MN2 GWhJul 2022Dec 2024 Solar
Walnut Bend Solar Station PVWalnut Bend Solar StationMoro, AR213 GWhAug 2024Oct 2025 Solar
WhillockArkansas Electric Coop CorpMorrilton, AR139 GWhSep 1993Dec 2024 Water
Stevens Community Medical CenterStevens Community Medical CenterMorris, MN8 MWhApr 2004Dec 2023 Distillate Fuel Oil
WCROC Wind FarmUniversity of Minnesota WCROCMorris, MN4 GWhFeb 2005Dec 2024 Wind
UMM Wind TurbineUniversity of Minnesota Morris CampusMorris, MN4 GWhMay 2011Dec 2024 Wind
Speedway Solar, LLCSpeedway Solar, LLCMorrison Town, IN182 GWh-Oct 2025 Solar
Abel SolarSoCore Energy LLCMorrison, IL3 GWhNov 2021Dec 2024 Solar
Blue Goose Solar CSGBlue Goose SolarMorrison, IL4 GWhNov 2020Dec 2024 Solar
FastSun12 CSGAltus Power America Management, LLCMorristown, MN2 GWhJun 2021Dec 2024 Solar
MSC-Rice01 LLC CSGMSC-Rice01 LLCMorristown, MN2 GWhJun 2019Dec 2024 Solar
Heyer CSGHeyer CSG LLCMorristown, MN2 GWhMay 2018Dec 2024 Solar
Warsaw Solar CSGAltus Power America Management, LLCMorristown, MN5 GWhJun 2020Dec 2024 Solar
Pearl River Solar Park LLCPearl River Solar Park, LLCMorton, MS420 GWhJun 2024Oct 2025 Solar
MoselleCooperative EnergyMoselle, MS2 TWhJul 1970Oct 2025 Natural Gas
Mosinee MillAhlstrom-Munksjo NA Specialty Solutions, LLCMosinee, WI111 GWhJun 1916Oct 2025 Black Liquor : 51.8% Bituminous Coal : 19.6% Water : 14.7% Wood/Wood Waste Solids : 6.2% Natural Gas : 4.1% Residual Fuel Oil : 1.8% Sludge Waste : 1.8%
Brown County Wind TurbineAdams Electric CooperativeMount Sterling, IL1 GWhAug 2011Apr 2024 Wind
SABIC Innovative Plastics Mt. VernonSABIC IP Mt. Vernon, LLCMount Vernon, IN429 GWhMay 1996Oct 2025 Natural Gas
Posey SolarSouthern Indiana Gas & Elec CoMount Vernon, IN238 GWh-Oct 2025 Solar
A B BrownSouthern Indiana Gas & Elec CoMount Vernon, IN449 GWhFeb 1979Oct 2025 Natural Gas : 99.9%

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