Directory of Power Plants in Montana

List of All Montana Power Plants

Displaying Results 1 to 68 of 68
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Apex SolarApex Solar LLCDillon, MTNorthWestern Corporation (NWMT)79.5 GWh-Mar 2024 Solar
Basin Creek PlantBasin Creek Power Services LLCButte, MTNorthWestern Corporation (NWMT)130.7 GWhMay 2006Mar 2024 Natural Gas
Big ForkPacifiCorpBig Fork, MTPacifiCorp East (PACE)28.1 GWhJun 1910Dec 2022 Water
Big Timber Wind FarmConsolidated Edison Development Inc.Big Timber, MTNorthWestern Corporation (NWMT)72.5 GWhJan 2018Mar 2024 Wind
Black EagleNorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)104.3 GWhAug 1927Dec 2022 Water
Black Eagle Solar, LLCAdapture Renewables, Inc.Black Eagle, MTNorthWestern Corporation (NWMT)5.3 GWhAug 2017Mar 2024 Solar
Broadwater Power ProjectMontana Dept-Natural Res&ConsvToston, MTNorthWestern Corporation (NWMT)40.8 GWhMay 1989Dec 2022 Water
Canyon FerryU S Bureau of ReclamationHelena, MTWestern Area Power Administration - Upper Great Plains West (WAUW)251.3 GWhNov 1953Dec 2022 Water
Clearwater Wind EastClearwater Wind East, LLCMiles City, MTNorthWestern Corporation (NWMT)205.3 GWh-Mar 2024 Wind
Clearwater Wind IClearwater Energy Resources LLCMiles City, MTPuget Sound Energy, Inc. (PSEI)1.4 TWhOct 2022Mar 2024 Wind
Clearwater Wind IIClearwater Wind II, LLCMiles City, MTNorthWestern Corporation (NWMT)116.3 GWh-Mar 2024 Wind
CochraneNorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)234.4 GWhJun 1958Dec 2022 Water
ColstripTalen Montana LLCColstrip, MTNorthWestern Corporation (NWMT)11.6 TWhOct 1975Mar 2024 Subbituminous Coal : 99.9%
Colstrip Energy LPColstrip Energy LPColstrip, MTNorthWestern Corporation (NWMT)320.3 GWhJan 1990Dec 2022 Waste/Other Coal : 99.9%
Culbertson Generation StationBasin Electric Power CoopCulbertson, MTSouthwest Power Pool (SWPP)187.6 GWhNov 2010Dec 2022 Natural Gas
Dave Gates Generating StationNorthWestern Energy (MT wind/thermal)Anaconda, MTNorthWestern Corporation (NWMT)527.3 GWhDec 2010Mar 2024 Natural Gas : 98.8% Distillate Fuel Oil : 1.2%
Diamond Willow Wind FacilityMontana-Dakota Utilities CoBaker, MTMidcontinent Independent System Operator, Inc. (MISO)100.8 GWhNov 2007Dec 2022 Wind
Fairfield WindGreenbacker Renewable Energy CorporationFairfield, MTNorthWestern Corporation (NWMT)32.5 GWhApr 2014Dec 2022 Wind
Flathead Landfill to Gas Energy FacilityFlathead Electric Coop IncKalispell, MTBonneville Power Administration (BPAT)9.9 GWhMay 2009Dec 2022 Landfill Gas
Flint Creek Hydroelectric LLCHydrodynamics IncPhilipsburg, MTNorthWestern Corporation (NWMT)9.5 GWhFeb 2013Dec 2022 Water
Fort PeckUSACE-OmahaFort Peck, MTWestern Area Power Administration - Upper Great Plains West (WAUW)813.6 GWhJun 1943Dec 2022 Water
Glendive GTMontana-Dakota Utilities CoGlendive, MTMidcontinent Independent System Operator, Inc. (MISO)2.2 GWhMay 1979Dec 2022 Natural Gas : 83.8% Distillate Fuel Oil : 16.2%
Gordon Butte Wind LLCGordon Butte Wind LLCMartinsdale, MTNorthWestern Corporation (NWMT)82.3 GWhDec 2011Dec 2022 Wind
Great Divide Solar, LLCAdapture Renewables, Inc.Canyon Creek, MTNorthWestern Corporation (NWMT)6.3 GWhAug 2017Mar 2024 Solar
Green Meadow Solar, LLCAdapture Renewables, Inc.Helena, MTNorthWestern Corporation (NWMT)5.9 GWhMar 2017Mar 2024 Solar
Greenfield Wind - MTGreenbacker Renewable Energy CorporationFairfield, MTNorthWestern Corporation (NWMT)101.4 GWhSep 2016Dec 2022 Wind
Hardin Generator ProjectHeorot Power ManagementHardin, MTNorthWestern Corporation (NWMT)560.7 GWhFeb 2006Dec 2022 Subbituminous Coal : 99.4% Natural Gas : 0.6%
HauserNorthWestern Energy (MT Hydro)Helena, MTNorthWestern Corporation (NWMT)135.4 GWhOct 1911Dec 2022 Water
HolterNorthWestern Energy (MT Hydro)Wolf Creek, MTNorthWestern Corporation (NWMT)238.3 GWhJun 1918Dec 2022 Water
Horseshoe Bend Wind ParkCycle Holdings, LLCGreat Falls, MTNorthWestern Corporation (NWMT)30.8 GWhJan 2006Dec 2022 Wind
Hungry HorseU S Bureau of ReclamationColumbia Falls, MTBonneville Power Administration (BPAT)1.1 TWhSep 1952Dec 2022 Water
Judith Gap Wind Energy CenterInvenergy Services LLCHarlowton, MTNorthWestern Corporation (NWMT)414.2 GWhNov 2005Mar 2024 Wind
Lewis & ClarkMontana-Dakota Utilities CoRichland, MTMidcontinent Independent System Operator, Inc. (MISO)20.6 GWhSep 1958Mar 2024 Natural Gas
LibbyUSACE Northwestern DivisionLibby, MTBonneville Power Administration (BPAT)2.2 TWhJul 1975Dec 2022 Water
Madison DamNorthWestern Energy (MT Hydro)Ennis, MTNorthWestern Corporation (NWMT)65.5 GWhAug 1906Dec 2022 Water
Magpie Solar, LLCAdapture Renewables, Inc.Lavina, MTNorthWestern Corporation (NWMT)6.1 GWhAug 2017Mar 2024 Solar
Miles City GTMontana-Dakota Utilities CoMiles City, MTMidcontinent Independent System Operator, Inc. (MISO)673.8 MWhApr 1972Dec 2022 Natural Gas : 66.5% Distillate Fuel Oil : 33.5%
MoronyNorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)242.8 GWhDec 1929Dec 2022 Water
MTSUNGreenbacker Renewable Energy CorporationBillings, MTNorthWestern Corporation (NWMT)182.2 GWh-Mar 2024 Solar
Musselshell Wind ProjectMusselshell Wind Project LLCShawmut, MTNorthWestern Corporation (NWMT)31.4 GWhNov 2012Dec 2022 Wind
Musselshell Wind Project Two LLCMusselshell Wind Project Two LLCShawmut, MTNorthWestern Corporation (NWMT)36.8 GWhNov 2012Dec 2022 Wind
MysticNorthWestern Energy (MT Hydro)Fishtail, MTNorthWestern Corporation (NWMT)41.6 GWhApr 1925Dec 2022 Water
NaturEner Glacier Wind Energy 1NaturEner Glacier Wind Energy 1 LLCEthridge, MTNaturEner Power Watch, LLC (GWA)207.4 GWhSep 2008Mar 2024 Wind
NaturEner Glacier Wind Energy 2NaturEner Glacier Wind Energy 2 LLCEthridge, MTNaturEner Power Watch, LLC (GWA)239.9 GWhOct 2009Mar 2024 Wind
NaturEner Rim Rock EnergyNaturEner Rim Rock Energy LLCKevin, MTNaturEner Wind Watch, LLC (WWA)581.4 GWhNov 2012Mar 2024 Wind
Noxon RapidsAvista CorpNoxon, MTAvista Corporation (AVA)1.8 TWhAug 1959Dec 2022 Water
OREG 1 IncOrmat Nevada IncCulbertson, MTSouthwest Power Pool (SWPP)153.0 GWhJun 2006Mar 2024 Waste Heat
OREG 2 IncOrmat Nevada IncCulbertson, MTSouthwest Power Pool (SWPP)104.7 GWhNov 2008Mar 2024 Waste Heat
Pryor Mountain WindPacifiCorpBridger, MTPacifiCorp East (PACE)745.7 GWhMar 2021Mar 2024 Wind
Rainbow (MT)NorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)313.3 GWhFeb 2013Dec 2022 Water
River Bend Solar, LLCAdapture Renewables, Inc.Reed Point, MTNorthWestern Corporation (NWMT)3.9 GWhMar 2017Mar 2024 Solar
RyanNorthWestern Energy (MT Hydro)Great Falls, MTNorthWestern Corporation (NWMT)421.4 GWhJul 1915Dec 2022 Water
Selis Ksanka QlispeEnergy Keepers IncPolson, MTNorthWestern Corporation (NWMT)1.1 TWhSep 1938Dec 2022 Water
Sidney MT PlantSidney Sugars IncorporatedSidney, MTNorthWestern Corporation (NWMT)5.9 GWhAug 1950Jan 2023 Lignite Coal : 52.2% Natural Gas : 47.8%
South Dry Creek HydroHydrodynamics IncRed Lodge, MTNorthWestern Corporation (NWMT)538.8 MWhAug 1985Dec 2022 Water
South Mills Solar, LLCAdapture Renewables, Inc.Hardin, MTNorthWestern Corporation (NWMT)6.3 GWhMar 2017Mar 2024 Solar
South Peak WindAllete Clean EnergyGeyser, MTNorthWestern Corporation (NWMT)252.3 GWhMar 2020Mar 2024 Wind
Spion Kop Wind FarmNorthWestern Energy (MT wind/thermal)Geyser, MTNorthWestern Corporation (NWMT)133.7 GWhNov 2012Dec 2022 Wind
Stillwater Wind, LLCPattern Operators LPReed Point, MTNorthWestern Corporation (NWMT)259.1 GWhSep 2018Mar 2024 Wind
Stoltze CoGen1F H Stoltze Land & Lumber CoColumbia Falls, MTBonneville Power Administration (BPAT)20.0 GWhSep 2013Mar 2024 Wood/Wood Waste Solids
Thompson FallsNorthWestern Energy (MT Hydro)Thompson Falls, MTNorthWestern Corporation (NWMT)526.0 GWhJun 1915Dec 2022 Water
Tiber Dam Hydroelectric PlantTiber Montana LLCChester, MTWestern Area Power Administration - Upper Great Plains West (WAUW)48.8 GWhMay 2004Dec 2022 Water
Turnbull HydroTurnbull Hydro LLCFairfield, MTNorthWestern Corporation (NWMT)31.2 GWhMay 2011Dec 2022 Water
Two Dot Wind Broadview East LLCTwo Dot Wind Broadview East LLCBroadview, MTNorthWestern Corporation (NWMT)5.6 GWhSep 2018Dec 2022 Wind
Two Dot Wind FarmNorthWestern Energy (MT wind/thermal)Two Dot, MTNorthWestern Corporation (NWMT)43.0 GWhMay 2014Dec 2022 Wind
Western Sugar Cooperative - BillingsWestern Sugar Cooperative - BillingsBillings, MTNorthWestern Corporation (NWMT)5.9 GWhFeb 2011Dec 2022 Subbituminous Coal : 93.2% Natural Gas : 6.8%
Yellowstone Energy LPYellowstone Energy LPBillings, MTNorthWestern Corporation (NWMT)527.1 GWhMay 1995Mar 2024 Petroleum Coke : 98.2% Other Gas : 1.8%
YellowtailU S Bureau of ReclamationHardin, MTWestern Area Power Administration - Upper Great Plains West (WAUW)717.9 GWhJul 1966Dec 2022 Water

Browse Power Plants By Montana Counties

Figures are based on March 2024 generation numbers.
CountyState RankActive PlantsMar 2024 Generation
Beaverhead County, MT# 23279.5 GWh
Big Horn County, MT# 531.3 TWh
Broadwater County, MT# 27140.8 GWh
Carbon County, MT# 105746.2 GWh
Cascade County, MT# 491.6 TWh
Custer County, MT# 182206.0 GWh
Dawson County, MT# 3112.2 GWh
Deer Lodge County, MT# 121527.3 GWh
Fallon County, MT# 213100.8 GWh
Flathead County, MT# 641.1 TWh
Golden Valley County, MT# 3016.1 GWh
Granite County, MT# 2919.5 GWh
Judith Basin County, MT# 162386.0 GWh
Lake County, MT# 711.1 TWh
Lewis and Clark County, MT# 154399.0 GWh
Liberty County, MT# 26148.8 GWh
CountyState RankActive PlantsMar 2024 Generation
Lincoln County, MT# 312.2 TWh
Madison County, MT# 25165.5 GWh
McCone County, MT# 92813.6 GWh
Meagher County, MT# 22182.3 GWh
Richland County, MT# 28226.5 GWh
Roosevelt County, MT# 143445.4 GWh
Rosebud County, MT# 1513.4 TWh
Sanders County, MT# 222.4 TWh
Silver Bow County, MT# 201130.7 GWh
Stillwater County, MT# 179304.5 GWh
Sweet Grass County, MT# 24272.5 GWh
Teton County, MT# 193165.2 GWh
Toole County, MT# 831.0 TWh
Wheatland County, MT# 138525.3 GWh
Yellowstone County, MT# 117720.7 GWh