Western Area Power Administration - Rocky Mountain Region
Balancing Authority Summary Information
Western Area Power Administration - Rocky Mountain Region is ranked #23 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | Western Area Power Administration - Rocky Mountain Region |
|---|---|
| States | Colorado Nebraska New Mexico North Dakota South Dakota Utah Wyoming |
| Last Update | Nov 2025 |
| Annual Generation | 35.5 TWh |
| Power Plants | 192 |
| Utilities | 101 |
| Ranked #23 out of 65 in terms of net annual generation | |
| Ranked #12 out of 32 in terms of annual generation from coal | |
| Power Plant Types | Coal | 58.4% Water | 16.9% Wind | 12.4% Natural Gas | 7.7% Solar | 4.6% |
Map of Western Area Power Administration - Rocky Mountain Region
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Daily Net Generation for Western Area Power Administration - Rocky Mountain Region for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| LPEA Sunnyside Solar 1 Facility | La Plata Electric Assn, Inc | Durango, CO | 5 GWh | Jun 2024 | Dec 2024 | Solar |
| SF Auto O1 | Autoliv ASP, Inc. | Ogden, UT | 218 MWh | Nov 2023 | Dec 2024 | Solar |
| BH CSG 3 | Pivot Energy | La Junta, CO | 4 GWh | Apr 2023 | Dec 2024 | Solar |
| Pivot Solar 20 | Pivot Energy | Johnstown, CO | 9 GWh | Sep 2023 | Dec 2024 | Solar |
| Pivot Solar 21 | Pivot Energy | Aurora, CO | 3 GWh | Mar 2024 | Dec 2024 | Solar |
| Pivot Solar 37 | Pivot Energy | Sterling, CO | 3 GWh | May 2024 | Dec 2024 | Solar |
| George Birdsall | City of Colorado Springs - (CO) | Colorado Springs, CO | 43 GWh | Jul 1953 | Aug 2025 | Natural Gas |
| Vestas Towers America, Inc. | CS Wind America, Inc. | Pueblo, CO | 2 GWh | Mar 2010 | Aug 2025 | Wind |
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | 5 TWh | May 1973 | Sep 2025 | Subbituminous Coal : 97.8% Natural Gas : 2.2% |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | 153 GWh | Oct 1962 | Sep 2025 | Natural Gas : 99.9% |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | 203 GWh | Dec 1953 | Sep 2025 | Water |
| Ben French | Black Hills Power, Inc. | Rapid City, SD | 21 GWh | Mar 1960 | Sep 2025 | Natural Gas : 99.5% |
| Craig (CO) | Tri-State G & T Assn, Inc | Craig, CO | 4 TWh | Oct 1979 | Sep 2025 | Subbituminous Coal : 99.6% |
| Laramie River Station | Basin Electric Power Coop | Wheatland, WY | 8 TWh | Jun 1981 | Sep 2025 | Subbituminous Coal : 99.7% |
| Burlington (CO) | Tri-State G & T Assn, Inc | Burlington, CO | 4 GWh | May 1977 | Sep 2025 | Distillate Fuel Oil |
| Ray D Nixon | City of Colorado Springs - (CO) | Fountain, CO | 1 TWh | Mar 1980 | Sep 2025 | Subbituminous Coal : 92.7% Natural Gas : 7.2% |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | 47 GWh | Nov 1984 | Sep 2025 | Waste Heat |
| Front Range Power Plant | City of Colorado Springs - (CO) | Fountain, CO | 1 TWh | Mar 2003 | Sep 2025 | Natural Gas |
| Wygen 1 | Black Hills Power, Inc. | Gillette, WY | 578 GWh | Dec 2002 | Sep 2025 | Subbituminous Coal : 99.9% |
| Bluffview | City of Farmington - (NM) | Farmington, NM | 409 GWh | Apr 2005 | Sep 2025 | Natural Gas |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | 77 GWh | Sep 2003 | Sep 2025 | Wind |
| Dry Fork Station | Basin Electric Power Coop | Gillette, WY | 2 TWh | Oct 2011 | Sep 2025 | Subbituminous Coal : 99.8% |
| Cheyenne Prairie Generating Station | Black Hills Service Company LLC | Cheyenne, WY | 493 GWh | Sep 2014 | Sep 2025 | Natural Gas |
| Carter Hydro | Northern Colorado Water Conservancy District | Berthoud, CO | 10 GWh | May 2012 | Sep 2025 | Water |
| Tri-County Water Hydropower Project | Tri-County Water Conservancy District | Ridgway, CO | 17 GWh | Mar 2014 | Sep 2025 | Water |
| Sunflower Wind Project | Onward Energy | Mandan, ND | 426 GWh | Nov 2016 | Sep 2025 | Wind |
| Big Sand Draw Plant | Denbury Inc | Riverton, WY | 38 GWh | Feb 2015 | Sep 2025 | Natural Gas |
| Twin Buttes II Wind | Avangrid Power LLC | Lamar, CO | 296 GWh | Nov 2017 | Sep 2025 | Wind |
| Coyote Ridge | Coyote Ridge LLC | White, SD | 383 GWh | Nov 2019 | Sep 2025 | Wind |
| Grazing Yak Solar | Grazing Yak Solar, LLC | Calhan, CO | 78 GWh | Oct 2019 | Sep 2025 | Solar |
| Crossing Trails Wind Power Project LLC. | EDP Renewables North America LLC | Seibert, CO | 397 GWh | Mar 2021 | Sep 2025 | Wind |
| Palmer Solar | Duke Energy Renewables Services | Fountain, CO | 140 GWh | Mar 2020 | Sep 2025 | Solar |
| Roundhouse Wind Energy Project | Roundhouse Renewable Energy, LLC | Cheyenne, WY | 820 GWh | May 2020 | Sep 2025 | Wind |
| Corriedale Wind Energy | Black Hills Service Company LLC | Cheyenne, WY | 209 GWh | Oct 2020 | Sep 2025 | Wind |
| Panorama Wind, LLC | Leeward Asset Management, LLC | Grover, CO | 576 GWh | May 2022 | Sep 2025 | Wind |
| Niyol Wind, LLC | Niyol Wind, LLC | Fleming, CO | 807 GWh | Oct 2021 | Sep 2025 | Wind |
| Wild Springs | National Grid Renewables | New Underwood, SD | 265 GWh | May 2024 | Sep 2025 | Solar |
| Roundhouse Renewable Energy II | Roundhouse Renewable Energy II, LLC | Granite, WY | 372 GWh | Nov 2023 | Sep 2025 | Wind |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | 330 GWh | Mar 2024 | Sep 2025 | Solar |
| Anticline Wind | Anticline Wind, LLC | Casper, WY | 275 GWh | Nov 2024 | Sep 2025 | Wind |
| Cedar Springs Wind IV | Cedar Springs Wind IV, LLC | Douglas, WY | 683 GWh | - | Sep 2025 | Wind |
| Garnet Mesa Solar | Garnet Mesa Solar LLC | Delta, CO | 40 GWh | - | Sep 2025 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #46 | El Paso Electric Company | 6.8 TWh | 32 |
| #34 | Idaho Power Company | 15.2 TWh | 168 |
| #31 | NorthWestern Corporation | 18.4 TWh | 69 |
| #18 | PacifiCorp East | 61.1 TWh | 216 |
| #21 | Public Service Company of Colorado | 47.2 TWh | 210 |
| #35 | Public Service Company of New Mexico | 14.9 TWh | 116 |
| #53 | PUD No. 1 of Douglas County | 3.7 TWh | 3 |
| #5 | Southwest Power Pool | 299.9 TWh | 835 |
| #39 | Western Area Power Administration - Desert Southwest Region | 9.8 TWh | 33 |
| #62 | Western Area Power Administration - Upper Great Plains West | 449.4 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #18 | PacifiCorp East | 61.1 TWh | 216 |
| #19 | Salt River Project Agricultural Improvement and Power District | 60.0 TWh | 48 |
| #20 | Duke Energy Florida, Inc. | 47.4 TWh | 95 |
| #21 | Public Service Company of Colorado | 47.2 TWh | 210 |
| #22 | Nevada Power Company | 37.2 TWh | 139 |
| #23 | Western Area Power Administration - Rocky Mountain Region | 35.5 TWh | 192 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.4 TWh | 25 |
| #25 | Dominion Energy South Carolina, Inc. | 25.7 TWh | 87 |
| #26 | Arizona Public Service Company | 23.9 TWh | 92 |
| #27 | Associated Electric Cooperative, Inc. | 23.6 TWh | 47 |