Wygen III
20 Wyodak Road, Gillette, WY 82718Plant Summary Information
Wygen III is ranked #10 out of 66 power plants in Wyoming in terms of total annual net electricity generation.
Wygen III is comprised of 1 generator and generated 286.3 GWh during the 3-month period between September 2022 to December 2022.
| Plant Name | Wygen III |
|---|---|
| Utility Name | Black Hills Power, Inc. |
| Location | Campbell County, WY |
| Initial Operation Date | April 2010 |
| Last Update | Dec 2022 |
| Annual Generation | 880.8 GWh |
| Annual Consumption | 10.1 M MMBtu |
| Ranked #838 out of 11,249 Power Plants Nationwide | |
| Ranked #85 out of 134 Subbituminous Coal Power Plants Nationwide | |
| Ranked #10 out of 66 Wyoming Power Plants | |
| Ranked #7 out of 11 Wyoming Subbituminous Coal Power Plants | |
| Fuel Types | Subbituminous Coal : 99.8% |
| Previous Operators |
Black Hills Power Inc (2013 to 2014) Black Hills Power, Inc. d/b/a (2015 to 2020) Black Hills Power, Inc. (2021 to 2022) |
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Monthly Net Generation for Wygen III
Wygen III Details
| Summary Information | |
|---|---|
| Plant Name | Wygen III (56596) |
| Plant Address | 20 Wyodak Road Gillette, WY 82718 |
| Utility | Black Hills Power, Inc. (19545) |
| Latitude, Longitude | 44.2919, -105.3806 |
| Generation Dates on File | Apr 2010 to Dec 2022 |
| Initial Operation Date | April 2010 |
| Annual Generation | 880.8 GWh |
| Fuel Types | Subbituminous Coal : 99.8% |
| 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 | WECC |
| Balancing Authority | Western Area Power Administration - Rocky Mountain Region (WACM) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Wells |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Black Hills Power Inc (19545) WY |
| Grid Voltage | 230.00 kV |
| Energy Storage | No |
| Natural Gas Information | |
| Pipeline Name | Other - Please explain in pipeline notes below. |
| Pipeline Notes | Wygen 3 natural gas startup fuel supplied by pipeline owned by Black Hills and is operated by Black Hills Service Co. |
| Natural Gas Storage | No |
Generator 5 Details Operating April 2010
| Technology | Conventional Steam Coal |
|---|---|
| Prime Mover | Steam Turbine |
| Ownership | Jointly Owned |
| Nameplate Capacity | 116 MW |
| Nameplate Power Factor | 0.9 |
| Summer Capacity | 100 MW |
| Winter Capacity | 103 MW |
| Minimum Load | 71.5 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | April 2010 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
|---|---|
| Energy Source | Subbituminous Coal |
| Startup Source | Natural Gas |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | OVER |
| Pulverized Coal Technology | Yes |
| Subcritical Technology | Yes |
| Multiple Fuels | No |
| Cofire Fuels | No |
| Switch Between Oil And Natural Gas | No |
Wygen III Plant Owners
| Owner Name | Address | Ownership |
|---|---|---|
| Montana-Dakota Utilities Co | 400 North Fourth Street, Bismarck, ND 58501 | 25.00% |
| Black Hills Power, Inc. | 7001 Mt. Rushmore Road, Rapid City, SD 57702 | 52.00% |
| City Of Gillette | 611 North Exchange Avenue, Gillette, WY 82717 | 23.00% |
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Subbituminous Coal.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #75 | George Neal North | Sergeant Bluff, IA | 1.3 TWh |
| #76 | Rawhide | Wellington, CO | 1.4 TWh |
| #77 | John P Madgett | Alma, WI | 1.3 TWh |
| #78 | Whelan Energy Center | Hastings, NE | 1.2 TWh |
| #79 | TS Power Plant | Battle Mountain, NV | 1.2 TWh |
| #80 | Sooner | Red Rock, OK | 1.2 TWh |
| #81 | Allen S King | Oak Park Heights, MN | 1.2 TWh |
| #82 | Trimble County | Bedford, KY | 8.3 TWh |
| #83 | George Neal South | Salix, IA | 1.1 TWh |
| #84 | Ray D Nixon | Fountain, CO | 997.8 GWh |
| #86 | Hugo | Fort Towson, OK | 878.4 GWh |
| #87 | GREC | Chouteau, OK | 3.9 TWh |
| #88 | Wygen 2 | Gillette, WY | 784.6 GWh |
| #89 | Nearman Creek | Kansas, KS | 857.4 GWh |
| #90 | Muskogee | Fort Gibson, OK | 2.1 TWh |
| #91 | Sheldon | Hallam, NE | 723.6 GWh |
| #92 | Wygen 1 | Gillette, WY | 718.7 GWh |
| #93 | Rush Island | Festus, MO | 708.7 GWh |
| #94 | Archer Daniels Midland Clinton | Clinton, IA | 783.5 GWh |
| #95 | Lansing | Lansing, IA | 683.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Wygen III.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Arvada | Arvada, WY | 396.9 MWh | 45.2 mi |
| Barber Creek | Gillette, WY | 499.2 MWh | 43.9 mi |
| Campbell Hill Windpower | Glenrock, WY | 299.7 GWh | 93.5 mi |
| Casper Wind Farm | Evansville, WY | 16.1 GWh | 105.9 mi |
| Cedar Springs I | Douglas, WY | 839.2 GWh | 88 mi |
| Cedar Springs II | Douglas, WY | 623.6 GWh | 91.4 mi |
| Cedar Springs III | Douglas, WY | 589.7 GWh | 84.6 mi |
| Dave Johnston | Glen Rock, WY | 4.0 TWh | 102.4 mi |
| Dry Fork Station | Gillette, WY | 3.1 TWh | 7.8 mi |
| Glenrock | Glenrock, WY | 516.3 GWh | 90.9 mi |
| Hartzog | Wright, WY | 481.4 MWh | 32.8 mi |
| Neil Simpson Gas Turbine #2 | Gillette, WY | 23.2 GWh | 0.5 mi |
| Neil Simpson II | Gillette, WY | 730.8 GWh | 0.5 mi |
| Pioneer Wind Park, LLC | Glenrock, WY | 252.1 GWh | 110.8 mi |
| Rolling Hills | Glenrock, WY | 327.4 GWh | 88.5 mi |
| Spearfish Hydro | Spearfish, SD | 2.3 GWh | 76.4 mi |
| Top of the World Windpower Project | Glenrock, WY | 281.3 GWh | 96.6 mi |
| Wygen 1 | Gillette, WY | 718.7 GWh | 0.4 mi |
| Wygen 2 | Gillette, WY | 784.6 GWh | 0 mi |
| Wyodak | Gillette, WY | 2.0 TWh | 0.1 mi |