Western Area Power Administration - Rocky Mountain Region
Balancing Authority Summary Information
Western Area Power Administration - Rocky Mountain Region is ranked #24 out of 64 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 | Jun 2026 |
| Annual Generation | 27.6 TWh |
| Power Plants | 192 |
| Utilities | 101 |
| Ranked #24 out of 64 in terms of net annual generation | |
| Ranked #12 out of 32 in terms of annual generation from coal | |
| Power Plant Types | Coal | 56.6% Water | 16.4% Wind | 11.9% Natural Gas | 9.6% Solar | 5.3% |
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 |
|---|---|---|---|---|---|---|
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | 82 GWh | Sep 2003 | Mar 2026 | Wind |
| Dolores Canyon Solar | Tri-State G & T Assn, Inc | Cahone, CO | 84 GWh | - | Mar 2026 | Solar |
| Estes | U S Bureau of Reclamation | Estes Park, CO | 108 GWh | Aug 1950 | Dec 2024 | Water |
| Lange Generating Station | Black Hills Power, Inc. | Rapid City, SD | 115 GWh | Feb 2002 | Dec 2024 | Natural Gas |
| Garnet Mesa Solar | Garnet Mesa Solar LLC | Delta, CO | 118 GWh | - | Mar 2026 | Solar |
| Kimball Wind | Kimball Wind, LLC | Kimball, NE | 121 GWh | Sep 2002 | Dec 2024 | Wind |
| Palmer Solar | Duke Energy Renewables Services | Fountain, CO | 142 GWh | Mar 2020 | Mar 2026 | Solar |
| Crystal | U S Bureau of Reclamation | Montrose, CO | 144 GWh | May 1978 | Dec 2024 | Water |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | 151 GWh | Dec 1953 | Dec 2024 | Water |
| Kit Carson Windpower | Duke Energy Renewables Services | Burlington, CO | 169 GWh | Oct 2010 | Dec 2024 | Wind |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | 206 GWh | Dec 1953 | Mar 2026 | Water |
| Limon Generating Station | Tri-State G & T Assn, Inc | Limon, CO | 216 GWh | Jan 2002 | Dec 2024 | Natural Gas : 96.0% Distillate Fuel Oil : 4.0% |
| Corriedale Wind Energy | Black Hills Service Company LLC | Cheyenne, WY | 223 GWh | Oct 2020 | Mar 2026 | Wind |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | 247 GWh | Aug 1967 | Dec 2024 | Water |
| Wild Springs | National Grid Renewables | New Underwood, SD | 265 GWh | May 2024 | Mar 2026 | Solar |
| Twin Buttes II Wind | Avangrid Power LLC | Lamar, CO | 302 GWh | Nov 2017 | Mar 2026 | Wind |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | 310 GWh | Nov 1970 | Dec 2024 | Water |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | 317 GWh | Mar 2024 | Mar 2026 | Solar |
| Colorado Highlands Wind | Colorado Highlands Wind LLC | Fleming, CO | 355 GWh | Nov 2012 | Dec 2024 | Wind |
| Coyote Ridge | Coyote Ridge LLC | White, SD | 386 GWh | Nov 2019 | Mar 2026 | Wind |
| Roundhouse Renewable Energy II | Roundhouse Renewable Energy II, LLC | Granite, WY | 396 GWh | Nov 2023 | Mar 2026 | Wind |
| Crossing Trails Wind Power Project LLC. | EDP Renewables North America LLC | Seibert, CO | 399 GWh | Mar 2021 | Mar 2026 | Wind |
| Anticline Wind | Anticline Wind, LLC | Casper, WY | 405 GWh | Nov 2024 | Mar 2026 | Wind |
| Bluffview | City of Farmington - (NM) | Farmington, NM | 412 GWh | Apr 2005 | Mar 2026 | Natural Gas |
| Sunflower Wind Project | Onward Energy | Mandan, ND | 418 GWh | Nov 2016 | Mar 2026 | Wind |
| Cheyenne Prairie Generating Station | Black Hills Service Company LLC | Cheyenne, WY | 510 GWh | Sep 2014 | Mar 2026 | Natural Gas |
| Wygen 1 | Black Hills Power, Inc. | Gillette, WY | 514 GWh | Dec 2002 | Mar 2026 | Subbituminous Coal : 99.7% |
| Wygen 2 | Black Hills Power, Inc. | Gillette, WY | 581 GWh | Dec 2007 | Dec 2024 | Subbituminous Coal : 99.6% |
| Panorama Wind, LLC | Leeward Asset Management, LLC | Grover, CO | 594 GWh | May 2022 | Mar 2026 | Wind |
| Neil Simpson II | Black Hills Power, Inc. | Gillette, WY | 661 GWh | Aug 1995 | Dec 2024 | Subbituminous Coal : 91.8% Natural Gas : 8.2% |
| Wygen III | Black Hills Power, Inc. | Gillette, WY | 671 GWh | Mar 2010 | Dec 2024 | Subbituminous Coal : 99.7% |
| Niyol Wind, LLC | Niyol Wind, LLC | Fleming, CO | 804 GWh | Oct 2021 | Mar 2026 | Wind |
| Roundhouse Wind Energy Project | Roundhouse Renewable Energy, LLC | Cheyenne, WY | 897 GWh | May 2020 | Mar 2026 | Wind |
| Ray D Nixon | City of Colorado Springs - (CO) | Fountain, CO | 1 TWh | Mar 1980 | Mar 2026 | Subbituminous Coal : 98.7% Natural Gas : 1.1% |
| Cedar Springs Wind IV | Cedar Springs Wind IV, LLC | Douglas, WY | 1 TWh | - | Mar 2026 | Wind |
| Front Range Power Plant | City of Colorado Springs - (CO) | Fountain, CO | 2 TWh | Mar 2003 | Mar 2026 | Natural Gas |
| Dry Fork Station | Basin Electric Power Coop | Gillette, WY | 2 TWh | Oct 2011 | Mar 2026 | Subbituminous Coal : 99.8% |
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | 3 TWh | May 1973 | Mar 2026 | Subbituminous Coal : 96.3% Natural Gas : 3.7% |
| Craig (CO) | Tri-State G & T Assn, Inc | Craig, CO | 3 TWh | Oct 1979 | Mar 2026 | Subbituminous Coal : 99.6% |
| Laramie River Station | Basin Electric Power Coop | Wheatland, WY | 8 TWh | Jun 1981 | Mar 2026 | Subbituminous Coal : 99.6% |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #46 | El Paso Electric Company | 7.1 TWh | 32 |
| #36 | Idaho Power Company | 14.2 TWh | 168 |
| #32 | NorthWestern Corporation | 17.6 TWh | 69 |
| #18 | PacifiCorp East | 61.1 TWh | 216 |
| #21 | Public Service Company of Colorado | 46.1 TWh | 210 |
| #34 | Public Service Company of New Mexico | 15.8 TWh | 116 |
| #52 | PUD No. 1 of Douglas County | 4.3 TWh | 3 |
| #5 | Southwest Power Pool | 304.8 TWh | 835 |
| #39 | Western Area Power Administration - Desert Southwest Region | 10.3 TWh | 33 |
| #62 | Western Area Power Administration - Upper Great Plains West | 299.7 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #19 | Salt River Project Agricultural Improvement and Power District | 60.1 TWh | 48 |
| #20 | Duke Energy Florida, Inc. | 47.4 TWh | 95 |
| #21 | Public Service Company of Colorado | 46.1 TWh | 210 |
| #22 | Nevada Power Company | 36.3 TWh | 139 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.1 TWh | 25 |
| #24 | Western Area Power Administration - Rocky Mountain Region | 27.6 TWh | 192 |
| #25 | Dominion Energy South Carolina, Inc. | 24.9 TWh | 87 |
| #26 | Arizona Public Service Company | 24.8 TWh | 92 |
| #27 | Associated Electric Cooperative, Inc. | 23.8 TWh | 47 |
| #28 | Tampa Electric Company | 21.1 TWh | 59 |