Directory of Power Plants in Colorado
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Salida | Public Service Co of Colorado | Salida, CO | Public Service Company of Colorado (PSCO) | 1.0 GWh | May 1908 | Dec 2024 | Water |
| San Isabel Solar, LLC | San Isabel Solar, LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 71.0 GWh | Nov 2016 | Sep 2025 | Solar |
| San Luis Solar Garden | AES Distributed Energy | Antonito, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Jul 2017 | Dec 2024 | Solar |
| San Luis Valley Solar Array | AEP Onsite Partners, LLC | Center, CO | Public Service Company of Colorado (PSCO) | 5.1 GWh | Oct 2017 | Dec 2024 | Solar |
| San Luis Valley Solar Ranch | Avangrid Power LLC | Mosca, CO | Public Service Company of Colorado (PSCO) | 66.4 GWh | Nov 2011 | Sep 2025 | Solar |
| Shavano Falls Hydro | Shavano Falls Hydro LLC | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.0 GWh | May 2015 | Oct 2024 | Water |
| Shavano Falls Hydro Drop 4 | Shavano Falls Hydro LLC - Drop 4 Project | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 23.0 GWh | May 2015 | Oct 2024 | Water |
| Shoshone (CO) | Public Service Co of Colorado | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 27.9 GWh | May 1909 | Dec 2024 | Water |
| Skylark | SR Clinch, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.1 GWh | Nov 2015 | Dec 2024 | Solar |
| SMPA Solar 1 Community Solar | San Miguel Power Assn, Inc | Bedrock, CO | Public Service Company of Colorado (PSCO) | 1.7 GWh | Nov 2012 | Dec 2024 | Solar |
| South Canal Hydro-1 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 18.9 GWh | May 2013 | Oct 2024 | Water |
| South Canal Hydro-3 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 14.2 GWh | Jul 2013 | Oct 2024 | Water |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 153.3 GWh | Oct 1962 | Sep 2025 | Natural Gas : 99.9% |
| Spanish Peaks Solar | Spanish Peaks Solar LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 281.5 GWh | Nov 2024 | Sep 2025 | Solar |
| Spindle Hill Energy Center | Invenergy Services LLC | Fort Lupton, CO | Public Service Company of Colorado (PSCO) | 752.2 GWh | Apr 2007 | Sep 2025 | Natural Gas |
| Spring Canyon | Invenergy Services LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 154.4 GWh | Jan 2006 | Dec 2024 | Wind |
| Spring Canyon Expansion Wind Energy Ctr | Spring Canyon Expansion LLC | Peetz, CO | Public Service Company of Colorado (PSCO) | 71.9 GWh | Sep 2014 | Dec 2024 | Wind |
| Springfield Wind | Arkansas River Power Authority | Springfield, CO | Public Service Company of Colorado (PSCO) | 5.3 GWh | Jan 2004 | Dec 2024 | Wind |
| SR Jenkins Ft Lupton | SR Jenkins, LLC | Ft. Lupton, CO | Public Service Company of Colorado (PSCO) | 30.9 GWh | Apr 2016 | Dec 2024 | Solar |
| SR Kersey | SR Kersey, LLC | Kersey, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 7.7 GWh | Jul 2017 | Dec 2024 | Solar |
| SR Kersey II | SR Kersey II, LLC | Kersey, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.2 GWh | Nov 2019 | Dec 2024 | Solar |
| SR Mavericks | SR Mavericks, LLC | Mead, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 15.3 GWh | Nov 2016 | Dec 2024 | Solar |
| SR Platte Solar Farm | SR Platte, LLC | Platteville, CO | Public Service Company of Colorado (PSCO) | 34.5 GWh | Oct 2017 | Dec 2024 | Solar |
| SR Rattlesnake | SR Rattlesnake, LLC | Platteville, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 15.3 GWh | Nov 2020 | Dec 2024 | Solar |
| SR Skylark B | SR Skylark B, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.0 GWh | Aug 2016 | Dec 2024 | Solar |
| SR Skylark C | SR Skylark C, LLC | Windsor, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.3 GWh | Nov 2019 | Dec 2024 | Solar |
| Sterling PV 3 | Greenbacker Renewable Energy Corporation | Sterling, CO | Public Service Company of Colorado (PSCO) | 3.8 GWh | Nov 2014 | Dec 2024 | Solar |
| Strontia Springs Hydro Plant | Denver City & County of | Littleton, CO | Public Service Company of Colorado (PSCO) | 5.0 GWh | Jun 1986 | Nov 2024 | Water |
| Sugarloaf Hydro Plant | Eagle Creek Renewable Energy, LLC | Leadville, CO | Public Service Company of Colorado (PSCO) | 1.2 GWh | Oct 1985 | Dec 2024 | Water |
| Sun Mountain Solar 1 | Lightsource Renewable Energy Asset Management, LLC | Unincorporated Pueblo, CO | Public Service Company of Colorado (PSCO) | 448.0 GWh | Nov 2022 | Sep 2025 | Solar |
| SunE Alamosa | SunE Alamosa1 LLC | Hooper, CO | Public Service Company of Colorado (PSCO) | 13.4 GWh | Nov 2007 | Dec 2024 | Solar |
| Sunnyside Ranch Community Solar Array | Holy Cross Electric Assn, Inc | Carbondale, CO | Public Service Company of Colorado (PSCO) | 2.5 GWh | Mar 2015 | Dec 2024 | Solar |
Browse Power Plants By Colorado Counties
Figures are based on September 2025 generation numbers.| County | State Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Adams County, CO | # 4 | 37 | 4.6 TWh |
| Alamosa County, CO | # 20 | 9 | 298.6 GWh |
| Arapahoe County, CO | # 19 | 15 | 350.3 GWh |
| Baca County, CO | # 42 | 5 | 5.5 GWh |
| Bent County, CO | # 22 | 2 | 233.0 GWh |
| Boulder County, CO | # 25 | 12 | 114.4 GWh |
| Chaffee County, CO | # 39 | 3 | 7.6 GWh |
| Cheyenne County, CO | # 13 | 1 | 1.6 TWh |
| Clear Creek County, CO | # 24 | 3 | 116.8 GWh |
| Conejos County, CO | # 40 | 2 | 7.2 GWh |
| Crowley County, CO | # 46 | 1 | 3.9 GWh |
| Delta County, CO | # 31 | 2 | 40.2 GWh |
| Denver County, CO | # 17 | 9 | 377.3 GWh |
| Douglas County, CO | # 37 | 2 | 11.4 GWh |
| Eagle County, CO | # 26 | 3 | 97.4 GWh |
| El Paso County, CO | # 3 | 20 | 4.8 TWh |
| Elbert County, CO | # 10 | 2 | 2.2 TWh |
| Fremont County, CO | # 44 | 2 | 3.9 GWh |
| Garfield County, CO | # 30 | 12 | 54.1 GWh |
| Grand County, CO | # 33 | 3 | 19.2 GWh |
| Gunnison County, CO | # 21 | 2 | 246.8 GWh |
| Huerfano County, CO | # 16 | 4 | 426.6 GWh |
| Jackson County, CO | # 48 | 1 | 2.3 GWh |
| Jefferson County, CO | # 23 | 9 | 154.9 GWh |
| County | State Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Kit Carson County, CO | # 7 | 8 | 3.0 TWh |
| La Plata County, CO | # 28 | 4 | 74.6 GWh |
| Larimer County, CO | # 12 | 12 | 2.0 TWh |
| Las Animas County, CO | # 18 | 4 | 352.6 GWh |
| Lincoln County, CO | # 8 | 5 | 2.6 TWh |
| Logan County, CO | # 6 | 18 | 3.3 TWh |
| Mesa County, CO | # 27 | 13 | 76.6 GWh |
| Moffat County, CO | # 5 | 3 | 3.9 TWh |
| Montezuma County, CO | # 32 | 9 | 35.2 GWh |
| Montrose County, CO | # 15 | 10 | 549.6 GWh |
| Morgan County, CO | # 11 | 11 | 2.0 TWh |
| Otero County, CO | # 45 | 3 | 3.9 GWh |
| Ouray County, CO | # 34 | 1 | 17.0 GWh |
| Park County, CO | # 35 | 1 | 14.6 GWh |
| Pitkin County, CO | # 38 | 2 | 9.3 GWh |
| Prowers County, CO | # 14 | 4 | 903.6 GWh |
| Pueblo County, CO | # 2 | 18 | 9.5 TWh |
| Rio Blanco County, CO | # 36 | 3 | 13.4 GWh |
| Rio Grande County, CO | # 47 | 1 | 3.1 GWh |
| Routt County, CO | # 9 | 1 | 2.4 TWh |
| Saguache County, CO | # 43 | 2 | 5.1 GWh |
| San Miguel County, CO | # 41 | 1 | 6.6 GWh |
| Summit County, CO | # 29 | 2 | 69.8 GWh |
| Weld County, CO | # 1 | 60 | 10.5 TWh |