Summary of Electricity Activity in Wyoming
Summary of Wyoming Generation
Wyoming is ranked #33 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 Sep 2025.
| Companies on File | 52 |
|---|---|
| Plants on File | 100 |
| Total Generation | 3.64G MMBtu |
| Total Sales | 1.35G kWh |
| Total Revenue | $133.09M |
Map of Top Producing Cities in the Wyoming
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Natural Gas Rank
#42
Coal Rank
#7
Nuclear Rank
#30
Hydroelectric Rank
#33
Wind Rank
#13
Solar Rank
#40
Monthly Net Generation for Wyoming
Electricity Sales Distribution
Electricity Sales, Price, and Revenue Breakdown
| Sales | Price (Avg) | Revenue | |
|---|---|---|---|
| Residential | 184.29M kWh | 15.00 cents/kWh | $27.65M |
| Commercial | 465.79M kWh | 9.60 cents/kWh | $44.70M |
| Industrial | 697.29M kWh | 8.71 cents/kWh | $60.74M |
| Transportation | 0 kWh | 0.00 cents/kWh | $0 |
| Total | 1.35G kWh | 9.88 cents/kWh | $133.09M |
Production by Source
Largest 24 Power Plants in Wyoming
| Rank | Plant | Utility | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| #8 | Boswell Wind | Boswell Wind, LLC | Rock River, Wyoming | 873.9 GWh | Nov 2024 | Sep 2025 | Wind |
| #12 | Cedar Springs I | Cedar Springs Wind, LLC | Douglas, Wyoming | 692.7 GWh | Nov 2020 | Sep 2025 | Wind |
| #16 | Cedar Springs II | PacifiCorp | Douglas, Wyoming | 611.5 GWh | Nov 2020 | Sep 2025 | Wind |
| #21 | Cedar Springs III | Cedar Springs Wind III, LLC | Douglas, Wyoming | 483.8 GWh | Nov 2020 | Sep 2025 | Wind |
| #13 | Cedar Springs Wind IV | Cedar Springs Wind IV, LLC | Douglas, Wyoming | 683.4 GWh | - | Sep 2025 | Wind |
| #20 | Cheyenne Prairie Generating Station | Black Hills Service Company LLC | Cheyenne, Wyoming | 493.0 GWh | Sep 2014 | Sep 2025 | Natural Gas |
| #3 | Dave Johnston | PacifiCorp | Glen Rock, Wyoming | 4.6 TWh | Jan 1959 | Sep 2025 | Subbituminous Coal : 99.9% |
| #5 | Dry Fork Station | Basin Electric Power Coop | Gillette, Wyoming | 2.2 TWh | Oct 2011 | Sep 2025 | Subbituminous Coal : 99.8% |
| #11 | Ekola Flats | PacifiCorp | Hanna, Wyoming | 696.9 GWh | Nov 2020 | Sep 2025 | Wind |
| #19 | Foote Creek Rim | PacifiCorp | McFadden, Wyoming | 510.4 GWh | Nov 2024 | Sep 2025 | Wind |
| #23 | Glenrock | PacifiCorp | Glenrock, Wyoming | 401.0 GWh | Nov 2008 | Dec 2024 | Wind |
| #2 | Jim Bridger | PacifiCorp | Point of Rocks, Wyoming | 8.0 TWh | Oct 1974 | Sep 2025 | Subbituminous Coal : 60.6% Natural Gas : 39.3% |
| #1 | Laramie River Station | Basin Electric Power Coop | Wheatland, Wyoming | 8.5 TWh | Jun 1981 | Sep 2025 | Subbituminous Coal : 99.7% |
| #4 | Naughton | PacifiCorp | Kemmerer, Wyoming | 2.3 TWh | Apr 1963 | Sep 2025 | Subbituminous Coal : 66.9% Natural Gas : 33.1% |
| #15 | Neil Simpson II | Black Hills Power, Inc. | Gillette, Wyoming | 660.9 GWh | Aug 1995 | Dec 2024 | Subbituminous Coal : 91.8% Natural Gas : 8.2% |
| #10 | Roundhouse Wind Energy Project | Roundhouse Renewable Energy, LLC | Cheyenne, Wyoming | 820.2 GWh | May 2020 | Sep 2025 | Wind |
| #24 | Seven Mile Hill | PacifiCorp | Medicine Bow, Wyoming | 399.8 GWh | Nov 2008 | Dec 2024 | Wind |
| #9 | Shute Creek Facility | Exxon Mobil Production Co | Kemmerer, Wyoming | 824.1 GWh | Apr 2005 | Sep 2025 | Natural Gas : 58.3% Other Gas : 41.7% |
| #7 | TB Flats | PacifiCorp | Medicine Bow, Wyoming | 1.3 TWh | Sep 2021 | Sep 2025 | Wind |
| #22 | Top of the World Windpower Project | Duke Energy Renewables Services | Glenrock, Wyoming | 461.0 GWh | Sep 2010 | Sep 2025 | Wind |
| #18 | Wygen 1 | Black Hills Power, Inc. | Gillette, Wyoming | 578.4 GWh | Dec 2002 | Sep 2025 | Subbituminous Coal : 99.9% |
| #17 | Wygen 2 | Black Hills Power, Inc. | Gillette, Wyoming | 581.5 GWh | Dec 2007 | Dec 2024 | Subbituminous Coal : 99.6% |
| #14 | Wygen III | Black Hills Power, Inc. | Gillette, Wyoming | 670.7 GWh | Mar 2010 | Dec 2024 | Subbituminous Coal : 99.7% |
| #6 | Wyodak | PacifiCorp | Gillette, Wyoming | 2.0 TWh | Aug 1978 | Sep 2025 | Subbituminous Coal : 99.9% |
Electricity Generation by Wyoming Counties
| State Rank | County | # Power Plants | Net Generation Past 12 Months | Net Generation from Natural Gas | Net Generation from Wind | Net Generation from Solar | Net Generation from Nuclear |
|---|---|---|---|---|---|---|---|
| #8 | Albany County, WY | 8 | 1.2 TWh | 0.0 Wh | 1.2 TWh | 0.0 Wh | 0.0 Wh |
| #4 | Campbell County, WY | 11 | 6.8 TWh | 88.3 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #5 | Carbon County, WY | 21 | 3.8 TWh | 7.4 GWh | 3.5 TWh | 0.0 Wh | 0.0 Wh |
| #2 | Converse County, WY | 11 | 8.7 TWh | 0.0 Wh | 4.1 TWh | 0.0 Wh | 0.0 Wh |
| #12 | Fremont County, WY | 4 | 113.0 GWh | 42.7 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #7 | Laramie County, WY | 8 | 2.4 TWh | 493.0 GWh | 1.6 TWh | 330.1 GWh | 0.0 Wh |
| #6 | Lincoln County, WY | 6 | 3.2 TWh | 1.2 TWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #9 | Natrona County, WY | 4 | 627.5 GWh | 0.0 Wh | 280.6 GWh | 0.0 Wh | 0.0 Wh |
| #11 | Park County, WY | 6 | 137.8 GWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #3 | Platte County, WY | 3 | 8.6 TWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #14 | Sheridan County, WY | 1 | 199.0 MWh | 199.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #1 | Sweetwater County, WY | 6 | 8.7 TWh | 3.3 TWh | 0.0 Wh | 173.3 GWh | 0.0 Wh |
| #13 | Teton County, WY | 2 | 788.0 MWh | 0.0 Wh | 0.0 Wh | 0.0 Wh | 0.0 Wh |
| #10 | Uinta County, WY | 5 | 609.5 GWh | 0.0 Wh | 609.5 GWh | 0.0 Wh | 0.0 Wh |
Top 20 Electricity Producing Cities in Wyoming
| City | Net Generation | # Power Plants |
|---|---|---|
| Alcova, Wyoming | 346.9 GWh | 2 |
| Arlington, Wyoming | 740.5 GWh | 3 |
| Casper, Wyoming | 274.8 GWh | 1 |
| Cheyenne, Wyoming | 1.7 TWh | 5 |
| Cody, Wyoming | 122.1 GWh | 4 |
| Douglas, Wyoming | 2.5 TWh | 4 |
| Evanston, Wyoming | 318.8 GWh | 1 |
| Fort Bridger, Wyoming | 290.7 GWh | 2 |
| Gillette, Wyoming | 6.8 TWh | 8 |
| Glenrock, Wyoming | 6.2 TWh | 6 |
| Green River, Wyoming | 633.9 GWh | 3 |
| Hanna, Wyoming | 696.9 GWh | 1 |
| Kemmerer, Wyoming | 3.1 TWh | 2 |
| Medicine Bow, Wyoming | 2.1 TWh | 4 |
| Point of Rocks, Wyoming | 8.0 TWh | 1 |
| Rock River, Wyoming | 1.2 TWh | 4 |
| Sinclair, Wyoming | 299.8 GWh | 3 |
| South Greeley, Wyoming | 330.1 GWh | 1 |
| Warren AFB, Wyoming | 371.6 GWh | 1 |
| Wheatland, Wyoming | 8.5 TWh | 1 |
Electricity Generation for Neighboring States
| National Rank | State | Net Generation | # Power Plants |
|---|---|---|---|
| #12 | Arizona | 118.5 TWh | 251 |
| #4 | California | 210.8 TWh | 2,438 |
| #30 | Colorado | 56.9 TWh | 367 |
| #43 | Idaho | 20.6 TWh | 200 |
| #20 | Iowa | 73.8 TWh | 354 |
| #27 | Kansas | 63.1 TWh | 223 |
| #28 | Minnesota | 60.0 TWh | 913 |
| #23 | Missouri | 69.4 TWh | 187 |
| #40 | Montana | 27.8 TWh | 99 |
| #36 | Nebraska | 38.9 TWh | 154 |
| #32 | Nevada | 45.2 TWh | 157 |
| #38 | New Mexico | 37.6 TWh | 192 |
| #35 | North Dakota | 42.3 TWh | 75 |
| #18 | Oklahoma | 91.3 TWh | 179 |
| #26 | Oregon | 64.1 TWh | 345 |
| #42 | South Dakota | 21.6 TWh | 62 |
| #1 | Texas | 587.3 TWh | 1,490 |
| #37 | Utah | 38.2 TWh | 185 |
| #16 | Washington | 102.4 TWh | 191 |
| #24 | Wisconsin | 66.5 TWh | 329 |
* Net Generation data is based on the last 12 months since Sep 2025