NorthWestern Corporation
Balancing Authority Summary Information
NorthWestern Corporation is ranked #29 out of 66 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | NorthWestern Corporation |
|---|---|
| States | Montana Wyoming |
| Last Update | May 2024 |
| Annual Generation | 18.6 TWh |
| Power Plants | 65 |
| Utilities | 41 |
| Ranked #29 out of 66 in terms of net annual generation | |
| Ranked #15 out of 33 in terms of annual generation from coal | |
| Power Plant Types | Coal | 56.3% Water | 19.7% Wind | 17.1% Natural Gas | 3.2% Solar | 1.3% |
Map of NorthWestern Corporation
Register Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for NorthWestern Corporation.
Daily Net Generation for NorthWestern Corporation for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Apex Solar | Apex Solar LLC | Dillon, MT | 67 GWh | - | Feb 2024 | Solar |
| Basin Creek Plant | Basin Creek Power Services LLC | Butte, MT | 141 GWh | May 2006 | Feb 2024 | Natural Gas |
| Big Timber Wind Farm | Consolidated Edison Development Inc. | Big Timber, MT | 78 GWh | Jan 2018 | Feb 2024 | Wind |
| Black Eagle | NorthWestern Energy (MT Hydro) | Great Falls, MT | 104 GWh | Aug 1927 | Dec 2022 | Water |
| Black Eagle Solar, LLC | Adapture Renewables, Inc. | Black Eagle, MT | 5 GWh | Aug 2017 | Feb 2024 | Solar |
| Broadwater Power Project | Montana Dept-Natural Res&Consv | Toston, MT | 41 GWh | May 1989 | Dec 2022 | Water |
| Clearwater Wind East | Clearwater Wind East, LLC | Miles City, MT | 141 GWh | - | Feb 2024 | Wind |
| Clearwater Wind II | Clearwater Wind II, LLC | Miles City, MT | 89 GWh | - | Feb 2024 | Wind |
| Cochrane | NorthWestern Energy (MT Hydro) | Great Falls, MT | 234 GWh | Jun 1958 | Dec 2022 | Water |
| Colstrip | Talen Montana LLC | Colstrip, MT | 12 TWh | Oct 1975 | Feb 2024 | Subbituminous Coal : 99.9% |
| Colstrip Energy LP | Colstrip Energy LP | Colstrip, MT | 320 GWh | Jan 1990 | Dec 2022 | Waste/Other Coal : 99.9% |
| Dave Gates Generating Station | NorthWestern Energy (MT wind/thermal) | Anaconda, MT | 560 GWh | Dec 2010 | Feb 2024 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Fairfield Wind | Greenbacker Renewable Energy Corporation | Fairfield, MT | 32 GWh | Apr 2014 | Dec 2022 | Wind |
| Flint Creek Hydroelectric LLC | Hydrodynamics Inc | Philipsburg, MT | 9 GWh | Feb 2013 | Dec 2022 | Water |
| Gordon Butte Wind LLC | Gordon Butte Wind LLC | Martinsdale, MT | 82 GWh | Dec 2011 | Dec 2022 | Wind |
| Great Divide Solar, LLC | Adapture Renewables, Inc. | Canyon Creek, MT | 6 GWh | Aug 2017 | Feb 2024 | Solar |
| Green Meadow Solar, LLC | Adapture Renewables, Inc. | Helena, MT | 6 GWh | Mar 2017 | Feb 2024 | Solar |
| Greenfield Wind - MT | Greenbacker Renewable Energy Corporation | Fairfield, MT | 101 GWh | Sep 2016 | Dec 2022 | Wind |
| Hardin Generator Project | Heorot Power Management | Hardin, MT | 561 GWh | Feb 2006 | Dec 2022 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Hauser | NorthWestern Energy (MT Hydro) | Helena, MT | 135 GWh | Oct 1911 | Dec 2022 | Water |
| Holter | NorthWestern Energy (MT Hydro) | Wolf Creek, MT | 238 GWh | Jun 1918 | Dec 2022 | Water |
| Horseshoe Bend Wind Park | Cycle Holdings, LLC | Great Falls, MT | 31 GWh | Jan 2006 | Dec 2022 | Wind |
| Judith Gap Wind Energy Center | Invenergy Services LLC | Harlowton, MT | 448 GWh | Nov 2005 | Feb 2024 | Wind |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | 246 MWh | Aug 1967 | Dec 2022 | Distillate Fuel Oil |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | 65 GWh | Aug 1906 | Dec 2022 | Water |
| Magpie Solar, LLC | Adapture Renewables, Inc. | Lavina, MT | 6 GWh | Aug 2017 | Feb 2024 | Solar |
| Morony | NorthWestern Energy (MT Hydro) | Great Falls, MT | 243 GWh | Dec 1929 | Dec 2022 | Water |
| MTSUN | Greenbacker Renewable Energy Corporation | Billings, MT | 169 GWh | - | Feb 2024 | Solar |
| Musselshell Wind Project | Musselshell Wind Project LLC | Shawmut, MT | 31 GWh | Nov 2012 | Dec 2022 | Wind |
| Musselshell Wind Project Two LLC | Musselshell Wind Project Two LLC | Shawmut, MT | 37 GWh | Nov 2012 | Dec 2022 | Wind |
| Mystic | NorthWestern Energy (MT Hydro) | Fishtail, MT | 42 GWh | Apr 1925 | Dec 2022 | Water |
| Old Faithful | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | 344 MWh | Nov 1979 | Dec 2022 | Distillate Fuel Oil |
| Phillips 66 Billings Refinery | Phillips 66 Billings Refinery | Billings, MT | 1 GWh | Nov 2007 | Dec 2021 | Other Gas : 81.5% Natural Gas : 18.5% |
| Rainbow (MT) | NorthWestern Energy (MT Hydro) | Great Falls, MT | 313 GWh | Feb 2013 | Dec 2022 | Water |
| River Bend Solar, LLC | Adapture Renewables, Inc. | Reed Point, MT | 4 GWh | Mar 2017 | Feb 2024 | Solar |
| Ryan | NorthWestern Energy (MT Hydro) | Great Falls, MT | 421 GWh | Jul 1915 | Dec 2022 | Water |
| Selis Ksanka Qlispe | Energy Keepers Inc | Polson, MT | 1 TWh | Sep 1938 | Dec 2022 | Water |
| Sidney MT Plant | Sidney Sugars Incorporated | Sidney, MT | 6 GWh | Aug 1950 | Jan 2023 | Lignite Coal : 52.2% Natural Gas : 47.8% |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | 539 MWh | Aug 1985 | Dec 2022 | Water |
| South Mills Solar, LLC | Adapture Renewables, Inc. | Hardin, MT | 6 GWh | Mar 2017 | Feb 2024 | Solar |
| South Peak Wind | Allete Clean Energy | Geyser, MT | 269 GWh | Mar 2020 | Feb 2024 | Wind |
| Spion Kop Wind Farm | NorthWestern Energy (MT wind/thermal) | Geyser, MT | 134 GWh | Nov 2012 | Dec 2022 | Wind |
| Stillwater Wind, LLC | Pattern Operators LP | Reed Point, MT | 278 GWh | Sep 2018 | Feb 2024 | Wind |
| Thompson Falls | NorthWestern Energy (MT Hydro) | Thompson Falls, MT | 526 GWh | Jun 1915 | Dec 2022 | Water |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | 31 GWh | May 2011 | Dec 2022 | Water |
| Two Dot Wind Broadview East LLC | Two Dot Wind Broadview East LLC | Broadview, MT | 6 GWh | Sep 2018 | Dec 2022 | Wind |
| Two Dot Wind Farm | NorthWestern Energy (MT wind/thermal) | Two Dot, MT | 43 GWh | May 2014 | Dec 2022 | Wind |
| Western Sugar Cooperative - Billings | Western Sugar Cooperative - Billings | Billings, MT | 6 GWh | Feb 2011 | Dec 2022 | Subbituminous Coal : 93.2% Natural Gas : 6.8% |
| Yellowstone Energy LP | Yellowstone Energy LP | Billings, MT | 523 GWh | May 1995 | Feb 2024 | Petroleum Coke : 98.2% Other Gas : 1.8% |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #41 | Avista Corporation | 8.5 TWh | 33 |
| #32 | Gridforce Energy Management, LLC | 16.6 TWh | 1 |
| #36 | Idaho Power Company | 14.6 TWh | 158 |
| #65 | NaturEner Power Watch, LLC | 454.0 GWh | 2 |
| #63 | NaturEner Wind Watch, LLC | 573.4 GWh | 1 |
| #19 | PacifiCorp East | 52.1 TWh | 199 |
| #46 | Public Utility District No. 1 of Chelan County | 7.0 TWh | 3 |
| #45 | Public Utility District No. 2 of Grant County, Washington | 7.6 TWh | 4 |
| #54 | PUD No. 1 of Douglas County | 3.4 TWh | 2 |
| #64 | Western Area Power Administration - Upper Great Plains West | 530.6 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 32.8 TWh | 19 |
| #25 | Dominion Energy South Carolina, Inc. | 25.8 TWh | 85 |
| #26 | Tampa Electric Company | 23.4 TWh | 55 |
| #27 | Associated Electric Cooperative, Inc. | 21.8 TWh | 46 |
| #28 | Arizona Public Service Company | 20.5 TWh | 65 |
| #29 | NorthWestern Corporation | 18.6 TWh | 65 |
| #30 | South Carolina Public Service Authority | 18.0 TWh | 32 |
| #31 | Florida Municipal Power Pool | 17.9 TWh | 21 |
| #32 | Gridforce Energy Management, LLC | 16.6 TWh | 1 |
| #33 | Los Angeles Department of Water and Power | 16.3 TWh | 120 |