Directory of Power Plants in Colorado
| County | State Rank | Active Plants | Sep 2025 Generation |
|---|
| Weld County, CO | # 1 | 60 | 10.5 TWh |
| Pueblo County, CO | # 2 | 18 | 9.5 TWh |
| El Paso County, CO | # 3 | 20 | 4.8 TWh |
| Adams County, CO | # 4 | 37 | 4.6 TWh |
| Moffat County, CO | # 5 | 3 | 3.9 TWh |
| Logan County, CO | # 6 | 18 | 3.3 TWh |
| Kit Carson County, CO | # 7 | 8 | 3.0 TWh |
| Lincoln County, CO | # 8 | 5 | 2.6 TWh |
| Routt County, CO | # 9 | 1 | 2.4 TWh |
| Elbert County, CO | # 10 | 2 | 2.2 TWh |
| Morgan County, CO | # 11 | 11 | 2.0 TWh |
| Larimer County, CO | # 12 | 12 | 2.0 TWh |
| Cheyenne County, CO | # 13 | 1 | 1.6 TWh |
| Prowers County, CO | # 14 | 4 | 903.6 GWh |
| Montrose County, CO | # 15 | 10 | 549.6 GWh |
| Huerfano County, CO | # 16 | 4 | 426.6 GWh |
| Denver County, CO | # 17 | 9 | 377.3 GWh |
| Las Animas County, CO | # 18 | 4 | 352.6 GWh |
| Arapahoe County, CO | # 19 | 15 | 350.3 GWh |
| Alamosa County, CO | # 20 | 9 | 298.6 GWh |
| Gunnison County, CO | # 21 | 2 | 246.8 GWh |
| Bent County, CO | # 22 | 2 | 233.0 GWh |
| Jefferson County, CO | # 23 | 9 | 154.9 GWh |
| Clear Creek County, CO | # 24 | 3 | 116.8 GWh |
| County | State Rank | Active Plants | Sep 2025 Generation |
|---|
| Boulder County, CO | # 25 | 12 | 114.4 GWh |
| Eagle County, CO | # 26 | 3 | 97.4 GWh |
| Mesa County, CO | # 27 | 13 | 76.6 GWh |
| La Plata County, CO | # 28 | 4 | 74.6 GWh |
| Summit County, CO | # 29 | 2 | 69.8 GWh |
| Garfield County, CO | # 30 | 12 | 54.1 GWh |
| Delta County, CO | # 31 | 2 | 40.2 GWh |
| Montezuma County, CO | # 32 | 9 | 35.2 GWh |
| Grand County, CO | # 33 | 3 | 19.2 GWh |
| Ouray County, CO | # 34 | 1 | 17.0 GWh |
| Park County, CO | # 35 | 1 | 14.6 GWh |
| Rio Blanco County, CO | # 36 | 3 | 13.4 GWh |
| Douglas County, CO | # 37 | 2 | 11.4 GWh |
| Pitkin County, CO | # 38 | 2 | 9.3 GWh |
| Chaffee County, CO | # 39 | 3 | 7.6 GWh |
| Conejos County, CO | # 40 | 2 | 7.2 GWh |
| San Miguel County, CO | # 41 | 1 | 6.6 GWh |
| Baca County, CO | # 42 | 5 | 5.5 GWh |
| Saguache County, CO | # 43 | 2 | 5.1 GWh |
| Fremont County, CO | # 44 | 2 | 3.9 GWh |
| Otero County, CO | # 45 | 3 | 3.9 GWh |
| Crowley County, CO | # 46 | 1 | 3.9 GWh |
| Rio Grande County, CO | # 47 | 1 | 3.1 GWh |
| Jackson County, CO | # 48 | 1 | 2.3 GWh |
