Summary of Electricity Activity in Montana

Summary of Montana Generation

Montana is ranked #40 out of 51 U.S. states and territories in terms of total annual net electricity generation.

GridInfo.com electricity generation data is aggregated from Jan 2001 to Dec 2024.

Companies on File64
Plants on File96
Total Generation2.83G MMBtu
Total Sales 1.40G kWh
Total Revenue $146.76M

Map of Top Producing Cities in the Montana

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Overall National Rank

#40 /51 U.S. States

In Net Annual Generation

Overall Annual Net Geneneration

26.5 TWh

Total Annual Fuel Consumption

198.6 M MMBtu

Electric Companies in Montana

64

Montana
Power Plants

96

Natural Gas Rank

#47

Coal Rank

#25

Nuclear Rank

#40

Hydroelectric Rank

#5

Wind Rank

#17

Solar Rank

#42

Monthly Net Generation for Montana

4M4M3M3M2M2M1M1M700k700k002001200120022002200320032004200420052005200620062007200720082008200920092010201020112011201220122013201320142014201520152016201620172017201820182019201920202020202120212022202220232023
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Electricity Sales Distribution

Sales Residential
Sales Commercial
Sales Industrial
Sales Transportation
42.6%31.3%26.1%

Electricity Sales, Price, and Revenue Breakdown

SalesPrice (Avg)Revenue
Residential595.16M kWh11.87 cents/kWh$70.64M
Commercial437.93M kWh10.95 cents/kWh$47.94M
Industrial364.53M kWh7.73 cents/kWh$28.18M
Transportation0 kWh0.00 cents/kWh$0
Total1.40G kWh10.50 cents/kWh$146.76M

Production by Source

TotalTotalNatural GasNatural GasCoalCoalNuclearNuclearHydroelectricHydroelectricHydro Electric Pumpe...Hydro Electric Pumped StorageGeothermalGeothermalUtility Scale ThermalUtility Scale ThermalPetroleum LiquidsPetroleum LiquidsPetroleum CokePetroleum CokeAll RenewablesAll RenewablesWindWindAll SolarAll SolarAll Utility SolarAll Utility SolarUtility Scale Photovolt...Utility Scale PhotovoltaicSmall Scale SolarSmall Scale SolarWoodWoodOther GasesOther GasesOther BiomassOther BiomassOtherOther3500350028002800210021001400140070070000
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Largest 24 Power Plants in Montana

RankPlantUtilityLocationAnnual GenerationInitial Operation DateLast UpdateFuel Types
#24Canyon FerryU S Bureau of ReclamationHelena, Montana276.5 GWhNov 1953Dec 2023 Water
#7Clearwater Wind EastClearwater Wind East, LLCMiles City, Montana766.6 GWh-Dec 2024 Wind
#4Clearwater Wind IClearwater Energy Resources LLCMiles City, Montana1.2 TWhOct 2022Dec 2024 Wind
#19Clearwater Wind IIClearwater Wind II, LLCMiles City, Montana377.1 GWhNov 2023Dec 2024 Wind
#1ColstripTalen Montana LLCColstrip, Montana9.0 TWhOct 1975Dec 2024 Subbituminous Coal : 99.9%
#21Colstrip Energy LPColstrip Energy LPColstrip, Montana306.2 GWhJan 1990Dec 2023 Waste/Other Coal : 99.9%
#20Culbertson Generation StationBasin Electric Power CoopCulbertson, Montana316.6 GWhNov 2010Dec 2023 Natural Gas
#13Dave Gates Generating StationNorthWestern Energy (MT wind/thermal)Anaconda, Montana474.7 GWhDec 2010Dec 2024 Natural Gas : 98.7% Distillate Fuel Oil : 1.3%
#9Fort PeckUSACE-OmahaFort Peck, Montana701.2 GWhJun 1943Dec 2023 Water
#14Hardin Generator ProjectHeorot Power ManagementHardin, Montana435.4 GWhFeb 2006Dec 2023 Subbituminous Coal : 99.0% Natural Gas : 1.0%
#23HolterNorthWestern Energy (MT Hydro)Wolf Creek, Montana281.6 GWhJun 1918Dec 2023 Water
#10Hungry HorseU S Bureau of ReclamationColumbia Falls, Montana650.2 GWhSep 1952Dec 2023 Water
#15Judith Gap Wind Energy CenterInvenergy Services LLCHarlowton, Montana415.0 GWhNov 2005Dec 2024 Wind
#2LibbyUSACE Northwestern DivisionLibby, Montana1.6 TWhJul 1975Dec 2023 Water
#22MoronyNorthWestern Energy (MT Hydro)Great Falls, Montana295.0 GWhDec 1929Dec 2023 Water
#11NaturEner Rim Rock EnergyNaturEner Rim Rock Energy LLCKevin, Montana600.5 GWhNov 2012Dec 2024 Wind
#3Noxon RapidsAvista CorpNoxon, Montana1.3 TWhAug 1959Dec 2023 Water
#8Pryor Mountain WindPacifiCorpBridger, Montana730.7 GWhMar 2021Dec 2024 Wind
#17Rainbow (MT)NorthWestern Energy (MT Hydro)Great Falls, Montana394.9 GWhFeb 2013Dec 2023 Water
#12RyanNorthWestern Energy (MT Hydro)Great Falls, Montana486.3 GWhJul 1915Dec 2023 Water
#6Selis Ksanka QlispeEnergy Keepers IncPolson, Montana804.8 GWhSep 1938Dec 2023 Water
#16Thompson FallsNorthWestern Energy (MT Hydro)Thompson Falls, Montana396.3 GWhJun 1915Dec 2023 Water
#18Yellowstone Energy LPYellowstone Energy LPBillings, Montana381.8 GWhMay 1995Dec 2024 Petroleum Coke : 98.3% Other Gas : 1.4%
#5YellowtailU S Bureau of ReclamationHardin, Montana846.0 GWhJul 1966Dec 2023 Water

Electricity Generation by Montana Counties

State RankCounty# Power PlantsNet Generation
Past 12 Months
Net Generation
from Natural Gas
Net Generation
from Wind
Net Generation
from Solar
Net Generation
from Nuclear
#20Beaverhead County, MT2156.7 GWh0.0 Wh0.0 Wh156.7 GWh0.0 Wh
#5Big Horn County, MT31.3 TWh4.6 GWh0.0 Wh5.7 GWh0.0 Wh
#27Broadwater County, MT139.4 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#9Carbon County, MT5733.6 GWh0.0 Wh730.7 GWh0.0 Wh0.0 Wh
#2Cascade County, MT91.9 TWh0.0 Wh29.4 GWh5.2 GWh0.0 Wh
#8Custer County, MT2766.8 GWh202.0 MWh766.6 GWh0.0 Wh0.0 Wh
#31Dawson County, MT11.5 GWh1.5 GWh0.0 Wh0.0 Wh0.0 Wh
#15Deer Lodge County, MT1474.7 GWh468.5 GWh0.0 Wh0.0 Wh0.0 Wh
#22Fallon County, MT382.1 GWh0.0 Wh82.1 GWh0.0 Wh0.0 Wh
#11Flathead County, MT4700.2 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#29Golden Valley County, MT15.7 GWh0.0 Wh0.0 Wh5.7 GWh0.0 Wh
#28Granite County, MT111.0 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#17Judith Basin County, MT2371.1 GWh0.0 Wh371.1 GWh0.0 Wh0.0 Wh
#7Lake County, MT1804.8 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#16Lewis and Clark County, MT4431.1 GWh0.0 Wh0.0 Wh11.9 GWh0.0 Wh
#26Liberty County, MT144.0 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#4Lincoln County, MT11.6 TWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#24Madison County, MT169.9 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#10McCone County, MT2701.2 GWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#25Meagher County, MT166.5 GWh0.0 Wh66.5 GWh0.0 Wh0.0 Wh
#30Richland County, MT21.8 GWh1.8 GWh0.0 Wh0.0 Wh0.0 Wh
#13Roosevelt County, MT3572.3 GWh316.6 GWh0.0 Wh0.0 Wh0.0 Wh
#1Rosebud County, MT511.1 TWh0.0 Wh1.7 TWh0.0 Wh0.0 Wh
#3Sanders County, MT21.7 TWh0.0 Wh0.0 Wh0.0 Wh0.0 Wh
#19Silver Bow County, MT1182.6 GWh182.6 GWh0.0 Wh0.0 Wh0.0 Wh
#18Stillwater County, MT9340.7 GWh0.0 Wh274.8 GWh3.6 GWh0.0 Wh
#23Sweet Grass County, MT272.2 GWh0.0 Wh72.2 GWh0.0 Wh0.0 Wh
#21Teton County, MT3140.1 GWh0.0 Wh109.5 GWh0.0 Wh0.0 Wh
#6Toole County, MT31.1 TWh0.0 Wh1.1 TWh0.0 Wh0.0 Wh
#14Wheatland County, MT8491.1 GWh0.0 Wh491.1 GWh0.0 Wh0.0 Wh
#12Yellowstone County, MT8649.0 GWh84.0 GWh4.2 GWh173.9 GWh0.0 Wh

Top 20 Electricity Producing Cities in Montana

Electricity Generation for Neighboring States

National RankStateNet Generation# Power Plants
#12Arizona116.0 TWh221
#4California216.4 TWh2,305
#28Colorado59.0 TWh341
#43Idaho18.6 TWh196
#5Illinois183.7 TWh541
#21Iowa70.3 TWh349
#29Kansas57.9 TWh197
#30Minnesota57.0 TWh889
#22Missouri67.1 TWh176
#37Nebraska37.5 TWh146
#32Nevada45.6 TWh153
#36New Mexico40.0 TWh181
#34North Dakota43.0 TWh72
#17Oklahoma94.6 TWh159
#25Oregon63.6 TWh320
#42South Dakota19.6 TWh61
#39Utah34.7 TWh179
#13Washington101.9 TWh183
#24Wisconsin64.9 TWh323
#35Wyoming41.1 TWh93

* Net Generation data is based on the last 12 months since Dec 2024