Diamond Willow Wind Facility
HWY 12, Baker, MT 59313Plant Summary Information
Diamond Willow Wind Facility is ranked #41 out of 71 power plants in Montana in terms of total annual net electricity generation.
Diamond Willow Wind Facility generated 25.8 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Diamond Willow Wind Facility |
|---|---|
| Utility Name | Montana-Dakota Utilities Co |
| Location | Fallon County, MT |
| Initial Operation Date | December 2007 |
| Last Update | Dec 2025 |
| Annual Generation | 88.0 GWh |
| Annual Consumption | 333.5 k MMBtu |
| Ranked #3,652 out of 13,081 Power Plants Nationwide | |
| Ranked #942 out of 1,366 Wind Power Plants Nationwide | |
| Ranked #41 out of 71 Montana Power Plants | |
| Ranked #14 out of 23 Montana Wind Power Plants | |
| Fuel Types | Wind |
Map of Diamond Willow Wind Facility
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Monthly Net Generation for Diamond Willow Wind Facility
Monthly Plant Fuel Consumption for Diamond Willow Wind Facility
Diamond Willow Wind Facility Details
| Summary Information | |
|---|---|
| Plant Name | Diamond Willow Wind Facility (56782) |
| Plant Address | HWY 12, Baker, MT 59313 |
| Utility | Montana-Dakota Utilities Co (12199) |
| Latitude, Longitude | 46.2753, -104.1836 |
| Generation Dates on File | Dec 2007 to Dec 2025 |
| Initial Operation Date | December 2007 |
| Annual Generation | 88.0 GWh |
| Fuel Types | Wind |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Regulated |
| NERC Region | MRO |
| Balancing Authority | Midcontinent Independent Transmission System Operator, Inc.. (MISO) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Montana-Dakota Utilities Co (12199) MT |
| Grid Voltage | 57.00 kV |
| Energy Storage | No |
Generator DIAW Details Operating December 2007
| Technology | Onshore Wind Turbine |
|---|---|
| Prime Mover | Wind Turbine, Onshore |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | MDU.DIAMNDWILW |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | MDU.DIAMNDWILW |
| Nameplate Capacity | 30 MW |
| Summer Capacity | 30 MW |
| Winter Capacity | 30 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2007 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Wind |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Turbines/Hydrokinetic Buoys | 20 |
| Turbine Details | |
| Number Of Turbines | 20 |
|---|---|
| Predominant Turbine Manufacturer | GE |
| Predominant Turbine Model Number | 1.5-77 |
| Design Wind Speed | 12 MPH |
| Wind Quality Class | 2 - Medium Wind |
| Turbine Hub Height Feet | 262.5 |
Diamond Willow Wind Facility Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Wind.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #932 | Casselman Wind Power Project | Garrett, PA | 91.0 GWh |
| #933 | Auwahi Wind Energy Hybrid | Kula, HI | 90.7 GWh |
| #934 | G McNeilus Wind Farm Dodge Center | Dodge Center, MN | 90.7 GWh |
| #935 | Chestnut Flats Wind Farm | Altoona, PA | 90.7 GWh |
| #936 | Na Pua Makani Wind Project | Kahuku, HI | 90.6 GWh |
| #937 | Saddleback Ridge Wind Farm | Carthage, ME | 90.4 GWh |
| #938 | Kawailoa Wind | Haleiwa, HI | 90.0 GWh |
| #939 | Moraine Wind LLC | Woodstock, MN | 88.9 GWh |
| #940 | Ashtabula Wind Energy Center | Luverne, ND | 88.6 GWh |
| #941 | Dutch Hill Wind Project | Cohocton, NY | 88.1 GWh |
| #943 | Community Wind South | Rushmore, MN | 87.9 GWh |
| #944 | Storm Lake 1 | Alta, IA | 86.9 GWh |
| #945 | Sleeping Bear LLC | Woodward, OK | 84.5 GWh |
| #946 | Rock Aetna Power Partners | Woodstock, MN | 84.2 GWh |
| #947 | Rolling Thunder Wind Farm Hybrid | Miller, SD | 84.2 GWh |
| #948 | NextEra-Blackwell Wind, LLC | Blackwell, OK | 83.3 GWh |
| #949 | South Dakota Wind Energy Cente | Highmore, SD | 83.3 GWh |
| #950 | Block Island Wind Farm | NA, RI | 82.7 GWh |
| #951 | Ewington Energy Systems, LLC | Worthington, MN | 81.4 GWh |
| #952 | Mountain View III | North Palm Springs, CA | 80.7 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Diamond Willow Wind Facility.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Arvada | Arvada, WY | 171.0 MWh | 143.9 mi |
| Bowman Wind | Bowman, ND | 477.2 GWh | 29.5 mi |
| Brady II Wind Energy Center | Dickinson, ND | 617.2 GWh | 70.4 mi |
| Brady Wind Energy Center | Dickinson, ND | 638.9 GWh | 72.2 mi |
| Cedar Hills Wind Farm | Rhame, ND | 47.6 GWh | 20 mi |
| Clearwater Wind East | Miles City, MT | 787.7 GWh | 93.5 mi |
| Culbertson Generation Station | Culbertson, MT | 231.2 GWh | 134 mi |
| Dry Fork Station | Gillette, WY | 2.6 TWh | 144.3 mi |
| Glendive GT | Glendive, MT | 15.9 GWh | 59.9 mi |
| Lewis & Clark | Richland, MT | 11.9 GWh | 97 mi |
| Lonesome Creek Station | Alexander, ND | 841.7 GWh | 108.9 mi |
| Miles City GT | Miles City, MT | 2.4 GWh | 77.4 mi |
| OREG 1 Inc | Culbertson, MT | 124.0 GWh | 134.3 mi |
| OREG 2 Inc | Culbertson, MT | 126.3 GWh | 134.3 mi |
| Pioneer Generation Station | Williston, ND | 1.7 TWh | 135.7 mi |
| Spearfish Hydro | Spearfish, SD | 18.4 GWh | 125.2 mi |
| Thunder Spirit Wind, LLC | Hettinger, ND | 568.3 GWh | 78.7 mi |
| Willow Creek Wind Power LLC | Newell, SD | 381.0 GWh | 110.7 mi |
| Wygen 2 | Gillette, WY | 595.6 GWh | 148.9 mi |
| Wygen III | Gillette, WY | 95.0 GWh | 148.9 mi |