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 101 to 200 of 2,269
Plant NameUtilityLocationAnnual GenerationPlant DateLast UpdateFuel Types
Novel Brock Solar LLC CSGNovel Brock Solar HQ LLCClarkfield, MN54 MWhNov 2025Dec 2025 Solar
HopkintonCity of Hopkinton - (IA)Hopkinton, IA54 MWhAug 1973Dec 2025 Distillate Fuel Oil
LenoxCity of Lenox - (IA)Lenox, IA55 MWhAug 1948Dec 2025 Distillate Fuel Oil
New LisbonCity of New Lisbon (WI)New Lisbon, WI55 MWhDec 1965Dec 2025 Distillate Fuel Oil
SumnerCity of Sumner - (IA)Sumner, IA55 MWhJul 1956Dec 2025 Distillate Fuel Oil
Alliant SBD 9203 ProfolAmerican Profol IncorporatedCedar Rapids, IA56 MWhAug 1996Nov 2025 Distillate Fuel Oil
Farmer CityCity of Farmer City - (IL)Farmer City, IL59 MWhMar 1951Dec 2025 Distillate Fuel Oil
Novel Stumpf 1 Solar CSGNovel Stumpf 1 Solar LLCRed Wing, MN60 MWhNov 2025Dec 2025 Solar
Noble Ridge LLCRENEW Energy IncWilmont, MN61 MWhNov 2001Dec 2024 Wind
TowerWolverine Power Supply CoopTower, MI61 MWhFeb 1971Dec 2025 Distillate Fuel Oil
Alliant SBD 9107 JBS USAIndustrial Energy Applications IncMarshalltown, IA62 MWhJul 1992May 2026 Distillate Fuel Oil
4710 HostingEpic Hosting, LLCRochester, MN63 MWhMay 2012Dec 2025 Distillate Fuel Oil
Pearl StationPrairie Power, IncPearl, IL64 MWhMay 1973Dec 2025 Distillate Fuel Oil
Traer MainCity of Traer - (IA)Traer, IA65 MWhDec 1962Dec 2025 Distillate Fuel Oil : 98.5% Natural Gas : 1.5%
Little CedarOneEnergy, Inc.Little Cedar, IA65 MWhNov 2025Dec 2025 Solar
ViolaOneEnergy, Inc.Webster, WI65 MWhNov 2025Dec 2025 Solar
West BendCity of West Bend - (IA)West Bent, IA68 MWhNov 1954Dec 2025 Distillate Fuel Oil
Alliant SBD 9301 Prairie FarmsIndustrial Energy Applications IncDubuque, IA69 MWhJun 1993Dec 2025 Distillate Fuel Oil
IMEA FloraIllinois Municipal Elec Agency (IL)Flora, IL71 MWhNov 2000Dec 2025 Distillate Fuel Oil
South Plant (IA)Waverly Municipal Elec Utility - (IA)Waverly, IA71 MWhApr 2000Dec 2025 Distillate Fuel Oil
MelroseMelrose Public UtilitiesMelrose, MN71 MWhJun 1945Dec 2025 Distillate Fuel Oil
OgdenCity of Ogden - (IA)Ogden, IA73 MWhJun 1951Dec 2025 Distillate Fuel Oil
Des Moines Wastewater Reclamation FacDes Moines Metro WRFDes Moines, IA74 MWhJun 1991Dec 2025 Natural Gas
FennimoreCity of Fennimore - (WI)Fennimore, WI75 MWhJan 1952Dec 2025 Distillate Fuel Oil
AltamontCity of Altamont - (IL)Altamont, IL75 MWhDec 2001Dec 2025 Distillate Fuel Oil
St. Charles Power PlantCity of St Charles - (MN)St. Charles, MN75 MWhNov 2004Dec 2025 Distillate Fuel Oil
AnitaCity of Anita - (IA)Anita, IA77 MWhSep 1939Dec 2025 Distillate Fuel Oil
BushnellCity of Bushnell - (IL)Bushnell, IL78 MWhMay 1940Dec 2025 Distillate Fuel Oil
Preston (MN)Preston Public Utilities CommPreston, MN78 MWhDec 1948Dec 2025 Distillate Fuel Oil : 71.9% Natural Gas : 28.1%
Casey City ofCity of Casey - (IL)Casey, IL80 MWhApr 2002Dec 2025 Distillate Fuel Oil
LuckOneEnergy, Inc.Luck, WI85 MWhNov 2025Dec 2025 Solar
Spencer Gas TurbineCity of Spencer - (IA)Spencer, IA86 MWhDec 1969Dec 2025 Kerosene
Nine SpringsMadison Gas & Electric CoMadison, WI89 MWhNov 1964Dec 2025 Natural Gas
St JamesCity of St James - (MN)St James, MN93 MWhJun 2002Dec 2025 Distillate Fuel Oil
Marshall (MN)City of Marshall - (MN)Marshall, MN93 MWhJun 1969Dec 2025 Distillate Fuel Oil
Blue EarthBlue Earth Light & WaterBlue Earth, MN96 MWhOct 1960Dec 2024 Distillate Fuel Oil
Medanos Solar LLCDimension Energy LLCHomer, IL96 MWhNov 2025Dec 2025 Solar
Lake MillsCity of Lake Mills - (IA)Lake Mills, IA99 MWhDec 1955Dec 2025 Distillate Fuel Oil
ChathamCity of Lowell - (MI)Lowell, MI103 MWhAug 2013Dec 2025 Natural Gas
Southwestern Bell TelephoneAT&TSt. Louis, MO105 MWhJan 1992Apr 2026 Distillate Fuel Oil
SV CSG Bishop 1 LLCSunVest Solar LLCHerrin, IL106 MWhNov 2025Dec 2025 Solar
Rocky Mountain Elk Solar Community SolarRocky Mountain Elk Solar, LLCSheffield, IL108 MWhNov 2025Dec 2025 Solar
Princeton (MN)Princeton Public Utils CommPrinceton, MN108 MWhAug 1953Dec 2025 Distillate Fuel Oil
Grundy Center City Light PlantGrundy Center Mun Light & PowerGrundy Center, IA109 MWhOct 1963Dec 2025 Distillate Fuel Oil
WyandotteWyandotte Municipal Serv Comm - (MI)Wyandotte, MI110 MWhDec 1947May 2026 Distillate Fuel Oil
Benson City ofCity of Benson - (MN)Benson, MN114 MWhApr 2002Dec 2025 Distillate Fuel Oil
AtlanticAtlantic Municipal Utilities (IA)Atlantic, IA115 MWhAug 1966Dec 2025 Natural Gas
MontezumaCity of Montezuma - (IA)Montezuma, IA115 MWhJul 1940Dec 2025 Distillate Fuel Oil : 67.9% Natural Gas : 32.1%
St. Olaf StandBy GeneratorsSt. Olaf CollegeNorthfield, MN116 MWhMay 1999Dec 2025 Distillate Fuel Oil
Moose LakeMoose Lake Water & Light CommMoose Lake, MN128 MWhOct 1952Dec 2025 Distillate Fuel Oil : 92.0% Natural Gas : 8.0%
Putnam (MI)DTE Electric CompanyMayville, MI129 MWhMay 1971Dec 2025 Distillate Fuel Oil
Sleepy EyeSleepy Eye Public Utility CommSleepy Eye, MN131 MWhJun 1995Dec 2024 Distillate Fuel Oil
FactoryCity of Springfield - (IL)Springfield, IL132 MWhJul 1973Dec 2025 Distillate Fuel Oil
Lake PrestonOtter Tail Power CoLake Preston, SD135 MWhMay 1978Dec 2025 Distillate Fuel Oil
LanesboroLanesboro Public Utility CommLanesboro, MN140 MWhDec 1922Dec 2025 Water : 88.6% Distillate Fuel Oil : 11.4%
Hurricane Creek Lift StationJohnson County Rural E M CGreenwood, IN143 MWhAug 2004Dec 2024 Distillate Fuel Oil
FreeburgVillage of Freeburg - (IL)Freeburg, IL145 MWhJul 1948Dec 2025 Distillate Fuel Oil
ColfaxDTE Electric CompanyFowlerville, MI146 MWhOct 1969Dec 2025 Distillate Fuel Oil
GlencoeGlencoe Light & Power CommGlencoe, MN146 MWhMay 1957Dec 2025 Distillate Fuel Oil : 99.7%
Beloit Memorial Hospital Power PlantBeloit Memorial HospitalBeloit, WI147 MWhMay 2000Dec 2025 Natural Gas : 99.1% Distillate Fuel Oil : 0.9%
State CenterCity of State Center - (IA)State Center, IA153 MWhJul 1972Dec 2025 Distillate Fuel Oil : 72.4% Natural Gas : 27.6%
La PorteLa Porte City UtilitiesLa Porte City, IA162 MWhNov 2000Dec 2025 Distillate Fuel Oil
Grand MaraisCity of Grand Marais - (MN)Grand Marais, MN164 MWhJan 2004Dec 2025 Distillate Fuel Oil
L L WilkinsClarksdale Public UtilitiesClarksdale, MS166 MWhSep 1961Aug 2025 Natural Gas : 71.4% Distillate Fuel Oil : 28.6%
Marshall (IL)City of Marshall - (IL)Marshall, IL167 MWhMar 2002Dec 2025 Distillate Fuel Oil
Drummer Creek I Solar LLCDimension Energy LLCGibson City, IL170 MWhNov 2025Dec 2025 Solar
Sibley OneCity of Sibley - (IA)Sibley, IA174 MWhAug 1971Dec 2025 Distillate Fuel Oil : 65.0% Natural Gas : 35.0%
Farmers Electric Cooperative - KalonaFarmers Electric Coop - (IA)Kalona, IA174 MWhFeb 2001Dec 2025 Distillate Fuel Oil
ReynoldsCity of Springfield - (IL)Springfield, IL179 MWhOct 1970Dec 2025 Distillate Fuel Oil
Alliant SBD 9106 Rockwell CRIndustrial Energy Applications IncCedar Rapids, IA185 MWhMay 1992Dec 2025 Distillate Fuel Oil
SV CSG Gander Farms 1 ASV CSG Gander Farms 1 A, LLCCarterville, IL188 MWhOct 2025Dec 2025 Solar
ArgyleCity of Argyle - (WI)Argyle, WI193 MWhDec 1928Dec 2025 Water : 92.7% Distillate Fuel Oil : 7.3%
Frank JenkinsCity of Portland - (MI)Portland, MI195 MWhApr 1950Dec 2025 Distillate Fuel Oil : 81.7% Natural Gas : 18.3%
GreenfieldOneEnergy, Inc.Coon Valley, WI200 MWhOct 2025Dec 2025 Solar
Jackson (MO)City of Jackson - (MO)Jackson, MO202 MWhDec 1935Dec 2025 Distillate Fuel Oil : 67.1% Natural Gas : 32.9%
Municipal Power PlantCity of Zeeland - (MI)Zeeland, MI205 MWhMay 2002Dec 2025 Natural Gas
CarlyleCity of Carlyle - (IL)Carlyle, IL208 MWhJul 1964Dec 2025 Distillate Fuel Oil
Waverly Municipal Electric North PlantWaverly Municipal Elec Utility - (IA)Waverly, IA212 MWhJul 1958Dec 2025 Distillate Fuel Oil : 67.7% Natural Gas : 32.3%
Kindred SchoolKindred Public SchoolKindred, ND216 MWhSep 2001Apr 2026 Distillate Fuel Oil
Peoria Solar 3Pivot EnergyDunlap, IL219 MWhNov 2025Dec 2025 Solar
HighlandCity of Highland - (IL)Highland, IL222 MWhFeb 1967Dec 2025 Distillate Fuel Oil
Avenue A Generator SetsCity of Rock Falls - (IL)Rock Falls, IL224 MWhAug 2000Dec 2025 Distillate Fuel Oil
Knoxville IndustrialMidAmerican Energy CoKnoxville, IA225 MWhMar 2000Dec 2025 Distillate Fuel Oil
Spring ValleySpring Valley Pub Utils CommSpring Valley, MN227 MWhDec 1951Dec 2025 Distillate Fuel Oil : 82.2% Natural Gas : 17.8%
CarmiCity of Carmi - (IL)Carmi, IL230 MWhNov 1948Dec 2024 Distillate Fuel Oil
West LibertyCity of West Liberty - (IA)West Liberty, IA234 MWhSep 1974Dec 2025 Distillate Fuel Oil
Placid 12DTE Electric CompanyClarkston, MI243 MWhOct 1970Dec 2025 Distillate Fuel Oil
Blooming PrairieCity of Blooming Prairie - (MN)Blooming Prairie, MN246 MWhApr 1937Dec 2025 Distillate Fuel Oil
North Branch (MN)North Branch Water & Light CommNorth Branch, MN249 MWhSep 2003Dec 2025 Distillate Fuel Oil
RantoulVillage of Rantoul - (IL)Rantoul, IL250 MWhDec 1950May 2026 Distillate Fuel Oil
Arcadia ElectricCity of Arcadia - (WI)Arcadia, WI253 MWhDec 1929Dec 2025 Distillate Fuel Oil : 70.5% Natural Gas : 29.5%
Waterloo LundquistMidAmerican Energy CoWaterloo, IA255 MWhMar 2000Dec 2025 Distillate Fuel Oil
MoberlyUnion Electric Co - (MO)Moberly, MO257 MWhJul 1978Dec 2025 Distillate Fuel Oil
Bridge CreekOneEnergy, Inc.Augusta, WI258 MWhOct 2025Dec 2025 Solar
Red BudCity of Red Bud - (IL)Red Bud, IL262 MWhFeb 1959Dec 2025 Distillate Fuel Oil
IKEA Canton Rooftop PV SystemIKEA Property IncCanton, MI264 MWhOct 2015Dec 2025 Solar
TiptonCity of Tipton - (IA)Tipton, IA266 MWhOct 1955Dec 2025 Distillate Fuel Oil
Cumberland (WI)City of Cumberland - (WI)Cumberland, WI269 MWhJul 1939Dec 2025 Distillate Fuel Oil : 62.7% Natural Gas : 37.3%
South GenerationRedwood Falls Public Util CommRedwood Falls, MN281 MWhFeb 2003Dec 2025 Distillate Fuel Oil
TAC-Distributed Energy Resource HybridAmeren IllinoisChampaign, IL294 MWhFeb 2017Dec 2025 Solar : 62.7% Wind : 37.0%

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