Western Area Power Administration - Rocky Mountain Region
Balancing Authority Summary Information
Western Area Power Administration - Rocky Mountain Region is ranked #27 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 | Jul 2026 |
| Annual Generation | 22.5 TWh |
| Power Plants | 193 |
| Utilities | 109 |
| Ranked #27 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 | 56.7% Water | 15.5% Wind | 12.5% Natural Gas | 9.8% 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 |
|---|---|---|---|---|---|---|
| Arvada | Basin Electric Power Coop | Arvada, WY | 171 MWh | Aug 2002 | Dec 2025 | Natural Gas |
| Barber Creek | Basin Electric Power Coop | Gillette, WY | 294 MWh | Aug 2002 | Dec 2025 | Natural Gas |
| Hartzog | Basin Electric Power Coop | Wright, WY | 148 MWh | Jul 2002 | Dec 2025 | Natural Gas |
| Lange Generating Station | Black Hills Power, Inc. | Rapid City, SD | 144 GWh | Feb 2002 | Dec 2025 | Natural Gas |
| Limon Generating Station | Tri-State G & T Assn, Inc | Limon, CO | 148 GWh | Jan 2002 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Neil Simpson Gas Turbine #2 | Black Hills Power, Inc. | Gillette, WY | 36 GWh | Mar 2001 | Dec 2025 | Natural Gas |
| Tesla | City of Colorado Springs - (CO) | Colorado Springs, CO | 54 GWh | Mar 1997 | Oct 2025 | Water |
| Neil Simpson II | Black Hills Power, Inc. | Gillette, WY | 642 GWh | Aug 1995 | Dec 2025 | Subbituminous Coal : 81.9% Natural Gas : 18.1% |
| Towaoc | U S Bureau of Reclamation | Cortez, CO | 9 GWh | Apr 1993 | Dec 2025 | Water |
| Taylor Draw Hydroelectric Facility | Rio Blanco Water Conserv Dist | Rangely, CO | 8 GWh | Mar 1993 | Dec 2024 | Water |
| Holly | Town of Holly - (CO) | Holly, CO | 2 MWh | Dec 1992 | Dec 2025 | Distillate Fuel Oil |
| McPhee | U S Bureau of Reclamation | Cortez, CO | 1 GWh | Nov 1992 | Oct 2025 | Water |
| Vallecito Hydroelectric | Ptarmigan Res & Engy Inc | Bayfield, CO | 17 GWh | Apr 1989 | Dec 2025 | Water |
| Abiquiu Dam | Los Alamos County - (NM) | Abiquiu, NM | 16 GWh | Mar 1989 | Dec 2025 | Water |
| Navajo Dam | City of Farmington - (NM) | Farmington, NM | 88 GWh | Dec 1988 | Dec 2025 | Water |
| El Vado Dam | Los Alamos County - (NM) | Tierra Amarilla, NM | 4 GWh | Apr 1988 | Dec 2025 | Water |
| North Fork Hydro Plant | Denver City & County of - (CO) | Grant, CO | 22 GWh | Dec 1987 | Dec 2025 | Water |
| Foothills Hydro Plant | Denver City & County-Foothills - (CO) | Littleton, CO | 7 GWh | Apr 1985 | Sep 2025 | Water |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | 47 GWh | Nov 1984 | May 2026 | Waste Heat |
| Beaver Creek Gas Plant | Denbury Inc | Riverton, WY | 5 GWh | Nov 1983 | Dec 2025 | Natural Gas |
| Laramie River Station | Basin Electric Power Coop | Wheatland, WY | 8 TWh | Jun 1981 | May 2026 | Subbituminous Coal : 99.7% |
| Ray D Nixon | City of Colorado Springs - (CO) | Fountain, CO | 1 TWh | Mar 1980 | May 2026 | Subbituminous Coal : 95.7% Natural Gas : 4.1% |
| Craig (CO) | Tri-State G & T Assn, Inc | Craig, CO | 3 TWh | Oct 1979 | May 2026 | Subbituminous Coal : 99.6% |
| Crystal | U S Bureau of Reclamation | Montrose, CO | 141 GWh | May 1978 | Dec 2025 | Water |
| Burlington (CO) | Tri-State G & T Assn, Inc | Burlington, CO | 12 GWh | May 1977 | May 2026 | Distillate Fuel Oil |
| Comanche (CO) | Public Service Co of Colorado | Pueblo, CO | 2 TWh | May 1973 | May 2026 | Subbituminous Coal : 95.2% Natural Gas : 4.8% |
| Morrow Point | U S Bureau of Reclamation | Montrose, CO | 263 GWh | Nov 1970 | Dec 2025 | Water |
| Blue Mesa | U S Bureau of Reclamation | Gunnison, CO | 198 GWh | Aug 1967 | Dec 2025 | Water |
| Lower Molina | U S Bureau of Reclamation | Molina, CO | 10 GWh | Nov 1962 | Dec 2025 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | 17 GWh | Nov 1962 | Dec 2025 | Water |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | 146 GWh | Oct 1962 | May 2026 | Natural Gas : 99.9% |
| Ben French | Black Hills Power, Inc. | Rapid City, SD | 17 GWh | Mar 1960 | May 2026 | Natural Gas : 99.6% |
| Williams Fork Hydro Plant | Denver City & County of - (CO) | Parshall, CO | 12 GWh | Jun 1959 | Dec 2025 | Water |
| Big Thompson | U S Bureau of Reclamation | Loveland, CO | 3 GWh | Mar 1959 | Dec 2025 | Water |
| Boulder | Garkane Energy Coop, Inc | Boulder, UT | 17 GWh | Jul 1958 | Dec 2025 | Water |
| Flatiron | U S Bureau of Reclamation | Loveland, CO | 214 GWh | Dec 1953 | May 2026 | Water |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | 202 GWh | Dec 1953 | Dec 2025 | Water |
| George Birdsall | City of Colorado Springs - (CO) | Colorado Springs, CO | 42 GWh | Jul 1953 | Nov 2025 | Natural Gas |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | 36 GWh | Apr 1951 | Dec 2025 | Water |
| Estes | U S Bureau of Reclamation | Estes Park, CO | 123 GWh | Aug 1950 | Dec 2025 | Water |
| Trinidad (CO) | City of Trinidad - (CO) | Trinidad, CO | 6 MWh | Apr 1950 | Dec 2025 | Distillate Fuel Oil |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | 29 GWh | Apr 1943 | Dec 2025 | Water |
| Elephant Butte | U S Bureau of Reclamation | Truth or Consequences, NM | 17 GWh | Oct 1940 | Dec 2025 | Water |
| Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | 2 GWh | Apr 1927 | Dec 2025 | Water |
| Ruxton Park | City of Colorado Springs - (CO) | Manitou Spring, CO | 1 GWh | Apr 1925 | Aug 2025 | Water |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | 4 GWh | Jun 1920 | Dec 2025 | Water |
| Spearfish Hydro | City of Spearfish - (SD) | Spearfish, SD | 18 GWh | Sep 1912 | Dec 2025 | Water |
| Tacoma | Public Service Co of Colorado | Durango, CO | 2 GWh | May 1905 | Dec 2025 | Water |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #46 | El Paso Electric Company | 7.3 TWh | 37 |
| #36 | Idaho Power Company | 14.0 TWh | 169 |
| #32 | NorthWestern Corporation | 17.6 TWh | 70 |
| #18 | PacifiCorp East | 60.9 TWh | 222 |
| #21 | Public Service Company of Colorado | 46.3 TWh | 231 |
| #34 | Public Service Company of New Mexico | 16.1 TWh | 137 |
| #51 | PUD No. 1 of Douglas County | 4.4 TWh | 4 |
| #5 | Southwest Power Pool | 306.8 TWh | 856 |
| #40 | Western Area Power Administration - Desert Southwest Region | 10.4 TWh | 34 |
| #62 | Western Area Power Administration - Upper Great Plains West | 249.0 GWh | 24 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #22 | Nevada Power Company | 36.8 TWh | 143 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 33.9 TWh | 25 |
| #24 | Dominion Energy South Carolina, Inc. | 25.3 TWh | 83 |
| #25 | Arizona Public Service Company | 25.2 TWh | 100 |
| #26 | Associated Electric Cooperative, Inc. | 23.4 TWh | 47 |
| #27 | Western Area Power Administration - Rocky Mountain Region | 22.5 TWh | 193 |
| #28 | Tampa Electric Company | 21.5 TWh | 64 |
| #29 | Los Angeles Department of Water and Power | 18.8 TWh | 131 |
| #30 | Florida Municipal Power Pool | 18.7 TWh | 22 |
| #31 | South Carolina Public Service Authority | 18.5 TWh | 35 |