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 | May 2025 |
| Annual Generation | 35.8 TWh |
| Power Plants | 170 |
| Utilities | 91 |
| 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 | 57.9% Water | 17.2% Wind | 14.3% Natural Gas | 6.5% Solar | 4.1% |
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 |
|---|---|---|---|---|---|---|
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | 6 TWh | May 1973 | Feb 2025 | Subbituminous Coal : 97.7% Natural Gas : 2.3% |
| South Plant | City of Colorado Springs - (CO) | Colorado Springs, CO | 164 GWh | Oct 1962 | Feb 2025 | Natural Gas : 99.9% |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | 165 GWh | Dec 1953 | Feb 2025 | Water |
| Ben French | Black Hills Power, Inc. | Rapid City, SD | 15 GWh | Mar 1960 | Feb 2025 | Natural Gas : 99.2% |
| Craig (CO) | Tri-State G & T Assn, Inc | Craig, CO | 4 TWh | Oct 1979 | Feb 2025 | Subbituminous Coal : 99.6% |
| Laramie River Station | Basin Electric Power Coop | Wheatland, WY | 7 TWh | Jun 1981 | Feb 2025 | Subbituminous Coal : 99.6% |
| Burlington (CO) | Tri-State G & T Assn, Inc | Burlington, CO | 6 GWh | May 1977 | Feb 2025 | Distillate Fuel Oil |
| Ray D Nixon | City of Colorado Springs - (CO) | Fountain, CO | 1 TWh | Mar 1980 | Feb 2025 | Subbituminous Coal : 89.4% Natural Gas : 10.4% |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | 48 GWh | Nov 1984 | Feb 2025 | Waste Heat |
| Front Range Power Plant | City of Colorado Springs - (CO) | Fountain, CO | 2 TWh | Mar 2003 | Feb 2025 | Natural Gas |
| Wygen 1 | Black Hills Power, Inc. | Gillette, WY | 557 GWh | Dec 2002 | Feb 2025 | Subbituminous Coal : 99.9% |
| Bluffview | City of Farmington - (NM) | Farmington, NM | 298 GWh | Apr 2005 | Feb 2025 | Natural Gas |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | 82 GWh | Sep 2003 | Feb 2025 | Wind |
| Dry Fork Station | Basin Electric Power Coop | Gillette, WY | 3 TWh | Oct 2011 | Feb 2025 | Subbituminous Coal : 99.7% |
| Vestas Towers America, Inc. | CS Wind America, Inc. | Pueblo, CO | 3 GWh | Mar 2010 | Feb 2025 | Wind |
| Cheyenne Prairie Generating Station | Black Hills Service Company LLC | Cheyenne, WY | 421 GWh | Sep 2014 | Feb 2025 | Natural Gas |
| Carter Hydro | Northern Colorado Water Conservancy District | Berthoud, CO | 10 GWh | May 2012 | Feb 2025 | Water |
| Tri-County Water Hydropower Project | Tri-County Water Conservancy District | Ridgway, CO | 16 GWh | Mar 2014 | Feb 2025 | Water |
| Sunflower Wind Project | Onward Energy | Mandan, ND | 451 GWh | Nov 2016 | Feb 2025 | Wind |
| Big Sand Draw Plant | Denbury Inc | Riverton, WY | 38 GWh | Feb 2015 | Feb 2025 | Natural Gas |
| Twin Buttes II Wind | Avangrid Renewables LLC | Lamar, CO | 296 GWh | Nov 2017 | Feb 2025 | Wind |
| Coyote Ridge | Coyote Ridge LLC | White, SD | 407 GWh | Nov 2019 | Feb 2025 | Wind |
| Grazing Yak Solar | Grazing Yak Solar, LLC | Calhan, CO | 84 GWh | Oct 2019 | Feb 2025 | Solar |
| Crossing Trails Wind Power Project LLC. | EDP Renewables North America LLC | Seibert, CO | 418 GWh | Mar 2021 | Feb 2025 | Wind |
| Palmer Solar | Duke Energy Renewables Services | Fountain, CO | 146 GWh | Mar 2020 | Feb 2025 | Solar |
| Roundhouse Wind Energy Project | Roundhouse Renewable Energy, LLC | Cheyenne, WY | 876 GWh | May 2020 | Feb 2025 | Wind |
| Corriedale Wind Energy | Black Hills Service Company LLC | Cheyenne, WY | 216 GWh | Oct 2020 | Feb 2025 | Wind |
| Panorama Wind, LLC | Leeward Asset Management, LLC | Grover, CO | 574 GWh | May 2022 | Feb 2025 | Wind |
| Niyol Wind, LLC | Niyol Wind, LLC | Fleming, CO | 822 GWh | Oct 2021 | Feb 2025 | Wind |
| Wild Springs | National Grid Renewables | New Underwood, SD | 188 GWh | - | Feb 2025 | Solar |
| Roundhouse Renewable Energy II | Roundhouse Renewable Energy II, LLC | Granite, WY | 385 GWh | Nov 2023 | Feb 2025 | Wind |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | 281 GWh | - | Feb 2025 | Solar |
| Anticline Wind | Anticline Wind, LLC | Casper, WY | 83 GWh | - | Feb 2025 | Wind |
| Cedar Springs Wind IV | Cedar Springs Wind IV, LLC | Douglas, WY | 73 GWh | - | Feb 2025 | Wind |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #46 | El Paso Electric Company | 6.7 TWh | 31 |
| #34 | Idaho Power Company | 15.4 TWh | 164 |
| #30 | NorthWestern Corporation | 18.8 TWh | 66 |
| #19 | PacifiCorp East | 57.0 TWh | 204 |
| #20 | Public Service Company of Colorado | 48.6 TWh | 201 |
| #35 | Public Service Company of New Mexico | 15.1 TWh | 108 |
| #18 | Salt River Project Agricultural Improvement and Power District | 58.5 TWh | 45 |
| #5 | Southwest Power Pool | 296.3 TWh | 762 |
| #42 | Western Area Power Administration - Desert Southwest Region | 8.3 TWh | 30 |
| #64 | Western Area Power Administration - Upper Great Plains West | 471.1 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #18 | Salt River Project Agricultural Improvement and Power District | 58.5 TWh | 45 |
| #19 | PacifiCorp East | 57.0 TWh | 204 |
| #20 | Public Service Company of Colorado | 48.6 TWh | 201 |
| #21 | Duke Energy Florida, Inc. | 47.5 TWh | 92 |
| #22 | Nevada Power Company | 38.1 TWh | 136 |
| #23 | Western Area Power Administration - Rocky Mountain Region | 35.8 TWh | 170 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.0 TWh | 20 |
| #25 | Dominion Energy South Carolina, Inc. | 26.1 TWh | 85 |
| #26 | Associated Electric Cooperative, Inc. | 22.9 TWh | 47 |
| #27 | Arizona Public Service Company | 22.7 TWh | 75 |