Directory of Power Plants in Colorado
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Spanish Peaks Solar | Spanish Peaks Solar LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 354.9 GWh | Nov 2024 | May 2026 | Solar |
| Sun Mountain Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Unincorporated Pueblo, CO | Public Service Company of Colorado (PSCO) | 420.8 GWh | Nov 2022 | May 2026 | Solar |
| SR Rattlesnake | SR Rattlesnake, LLC | Platteville, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 15.4 GWh | Nov 2020 | Dec 2025 | Solar |
| SR Skylark C | SR Skylark C, LLC | Windsor, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.9 GWh | Nov 2019 | Dec 2025 | Solar |
| SR Kersey II | SR Kersey II, LLC | Kersey, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.0 GWh | Nov 2019 | Dec 2025 | Solar |
| San Luis Valley Solar Array | Onsite Partners, LLC | Center, CO | Public Service Company of Colorado (PSCO) | 5.1 GWh | Oct 2017 | Dec 2025 | Solar |
| SR Platte Solar Farm | SR Platte, LLC | Platteville, CO | Public Service Company of Colorado (PSCO) | 33.9 GWh | Oct 2017 | Dec 2025 | Solar |
| San Luis Solar Garden | AES Distributed Energy | Antonito, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | Jul 2017 | Dec 2025 | Solar |
| SR Kersey | SR Kersey, LLC | Kersey, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 7.2 GWh | Jul 2017 | Dec 2025 | Solar |
| San Isabel Solar, LLC | San Isabel Solar, LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 67.5 GWh | Nov 2016 | May 2026 | Solar |
| SR Mavericks | SR Mavericks, LLC | Mead, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 14.8 GWh | Nov 2016 | Dec 2025 | Solar |
| SR Skylark B | SR Skylark B, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.2 GWh | Aug 2016 | Dec 2025 | Solar |
| SR Jenkins Ft Lupton | SR Jenkins, LLC | Ft. Lupton, CO | Public Service Company of Colorado (PSCO) | 30.7 GWh | Apr 2016 | Dec 2025 | Solar |
| Skylark | SR Clinch, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 8.7 GWh | Nov 2015 | Dec 2025 | Solar |
| Shavano Falls Hydro Drop 4 | Shavano Falls Hydro LLC - Drop 4 Project | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 21.1 GWh | May 2015 | Oct 2025 | Water |
| Shavano Falls Hydro | Shavano Falls Hydro LLC | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 10.8 GWh | May 2015 | Oct 2025 | Water |
| Sunnyside Ranch Community Solar Array | Holy Cross Electric Assn, Inc | Carbondale, CO | Public Service Company of Colorado (PSCO) | 1.6 GWh | Mar 2015 | Dec 2025 | Solar |
| Sterling PV 3 | CleanCapital Holdings | Sterling, CO | Public Service Company of Colorado (PSCO) | 2.2 GWh | Nov 2014 | Dec 2025 | Solar |
| Spring Canyon Expansion Wind Energy Ctr | Spring Canyon Expansion LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 103.6 GWh | Sep 2014 | Dec 2025 | Wind |
| South Canal Hydro-3 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.3 GWh | Jul 2013 | Oct 2025 | Water |
| South Canal Hydro-1 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.1 GWh | May 2013 | Oct 2025 | Water |
| SMPA Solar 1 Community Solar | San Miguel Power Assn, Inc | Bedrock, CO | Public Service Company of Colorado (PSCO) | 1.6 GWh | Nov 2012 | Dec 2025 | Solar |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 62.3 GWh | Nov 2011 | May 2026 | Solar |
| SunE Alamosa | SunE Alamosa1 LLC | Hooper, CO | Public Service Company of Colorado (PSCO) | 12.8 GWh | Nov 2007 | Dec 2025 | Solar |
| Spindle Hill Energy Center | Invenergy Services LLC | Fort Lupton, CO | Public Service Company of Colorado (PSCO) | 516.7 GWh | Apr 2007 | May 2026 | Natural Gas |
| Spring Canyon | Invenergy Services LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 154.4 GWh | Jan 2006 | Dec 2024 | Wind |
| Springfield Wind | Arkansas River Power Authority | Springfield, CO | Public Service Company of Colorado (PSCO) | 5.4 GWh | Jan 2004 | Dec 2025 | Wind |
| Strontia Springs Hydro Plant | Denver City & County of - (CO) | Littleton, CO | Public Service Company of Colorado (PSCO) | 6.7 GWh | Jun 1986 | Dec 2025 | Water |
| Sugarloaf Hydro Plant | Eagle Creek Renewable Energy, LLC | Leadville, CO | Public Service Company of Colorado (PSCO) | 5.4 GWh | Oct 1985 | Oct 2025 | Water |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 145.7 GWh | Oct 1962 | May 2026 | Natural Gas : 99.9% |
| Shoshone (CO) | Public Service Co of Colorado | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 91.8 GWh | May 1909 | Dec 2025 | Water |
| Salida | Public Service Co of Colorado | Salida, CO | Public Service Company of Colorado (PSCO) | 1.7 GWh | May 1908 | Dec 2025 | Water |
Browse Power Plants By Colorado Counties
Figures are based on December 2025 generation numbers.| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Jackson County, CO | # 48 | 1 | 2.1 GWh |
| Otero County, CO | # 47 | 3 | 3.7 GWh |
| Crowley County, CO | # 46 | 1 | 3.9 GWh |
| Fremont County, CO | # 45 | 2 | 3.9 GWh |
| Rio Grande County, CO | # 44 | 1 | 4.0 GWh |
| Saguache County, CO | # 43 | 2 | 5.1 GWh |
| Conejos County, CO | # 42 | 2 | 6.8 GWh |
| Chaffee County, CO | # 41 | 3 | 7.3 GWh |
| Baca County, CO | # 40 | 5 | 9.1 GWh |
| Pitkin County, CO | # 39 | 2 | 9.3 GWh |
| Ouray County, CO | # 38 | 1 | 12.0 GWh |
| Rio Blanco County, CO | # 37 | 3 | 12.2 GWh |
| Douglas County, CO | # 36 | 3 | 13.3 GWh |
| Grand County, CO | # 35 | 3 | 19.3 GWh |
| Park County, CO | # 34 | 1 | 21.9 GWh |
| Montezuma County, CO | # 33 | 8 | 32.9 GWh |
| Eagle County, CO | # 32 | 3 | 35.0 GWh |
| Summit County, CO | # 31 | 2 | 39.6 GWh |
| Mesa County, CO | # 30 | 13 | 69.1 GWh |
| La Plata County, CO | # 29 | 4 | 71.0 GWh |
| Boulder County, CO | # 28 | 12 | 119.6 GWh |
| Dolores County, CO | # 27 | 1 | 121.1 GWh |
| Clear Creek County, CO | # 26 | 3 | 128.4 GWh |
| Garfield County, CO | # 25 | 13 | 150.6 GWh |
| County | State Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Jefferson County, CO | # 24 | 9 | 159.0 GWh |
| Delta County, CO | # 23 | 2 | 159.5 GWh |
| Gunnison County, CO | # 22 | 2 | 198.0 GWh |
| Bent County, CO | # 21 | 2 | 228.2 GWh |
| Alamosa County, CO | # 20 | 9 | 312.7 GWh |
| Arapahoe County, CO | # 19 | 22 | 344.5 GWh |
| Denver County, CO | # 18 | 9 | 414.0 GWh |
| Las Animas County, CO | # 17 | 4 | 422.4 GWh |
| Huerfano County, CO | # 16 | 4 | 426.7 GWh |
| Montrose County, CO | # 15 | 10 | 490.4 GWh |
| Prowers County, CO | # 14 | 4 | 868.1 GWh |
| Routt County, CO | # 13 | 1 | 1.6 TWh |
| Cheyenne County, CO | # 12 | 2 | 1.9 TWh |
| Morgan County, CO | # 11 | 13 | 1.9 TWh |
| Larimer County, CO | # 10 | 13 | 2.1 TWh |
| Elbert County, CO | # 9 | 2 | 2.2 TWh |
| Lincoln County, CO | # 8 | 5 | 2.5 TWh |
| Kit Carson County, CO | # 7 | 9 | 3.0 TWh |
| Logan County, CO | # 6 | 18 | 3.2 TWh |
| Moffat County, CO | # 5 | 3 | 3.4 TWh |
| Adams County, CO | # 4 | 37 | 4.1 TWh |
| El Paso County, CO | # 3 | 20 | 5.3 TWh |
| Pueblo County, CO | # 2 | 21 | 6.5 TWh |
| Weld County, CO | # 1 | 62 | 11.2 TWh |