Colorado Dam Report Cards by County
County-level report cards for Colorado. Scores combine high-hazard dam counts with condition, emergency-plan, and older-inspection-date flags.
| County | State | Grade | Score | Total | High | Significant | Poor/unsat. | Missing EAP | Older inspection |
|---|---|---|---|---|---|---|---|---|---|
| Larimer County | Colorado | F | 227 | 148 | 57 | 30 | 4 | 0 | 3 |
| Mesa County | Colorado | D | 156 | 126 | 27 | 30 | 9 | 0 | 0 |
| El Paso County | Colorado | D | 143 | 107 | 28 | 13 | 8 | 0 | 3 |
| Jefferson County | Colorado | D | 132 | 86 | 29 | 11 | 6 | 0 | 2 |
| Boulder County | Colorado | D | 120 | 103 | 32 | 19 | 1 | 0 | 0 |
| Weld County | Colorado | D | 102 | 129 | 16 | 17 | 7 | 0 | 1 |
| Delta County | Colorado | C | 93 | 109 | 23 | 7 | 3 | 0 | 1 |
| Grand County | Colorado | C | 76 | 60 | 8 | 10 | 6 | 2 | 2 |
| Garfield County | Colorado | C | 56 | 46 | 10 | 11 | 3 | 0 | 0 |
| Eagle County | Colorado | C | 51 | 32 | 11 | 6 | 2 | 0 | 1 |
| Montezuma County | Colorado | C | 50 | 25 | 9 | 6 | 3 | 0 | 1 |
| Adams County | Colorado | B | 47 | 57 | 7 | 11 | 3 | 0 | 0 |
| Douglas County | Colorado | B | 44 | 47 | 6 | 6 | 4 | 0 | 0 |
| Clear Creek County | Colorado | B | 43 | 23 | 12 | 2 | 1 | 0 | 0 |
| Routt County | Colorado | B | 43 | 64 | 8 | 4 | 3 | 0 | 0 |
| Gunnison County | Colorado | B | 43 | 25 | 8 | 4 | 3 | 0 | 0 |
| Summit County | Colorado | B | 42 | 16 | 9 | 4 | 1 | 0 | 3 |
| La Plata County | Colorado | B | 41 | 34 | 11 | 8 | 0 | 0 | 0 |
| Pitkin County | Colorado | B | 40 | 20 | 7 | 7 | 2 | 0 | 1 |
| Huerfano County | Colorado | B | 39 | 45 | 6 | 1 | 4 | 0 | 0 |
| Denver County | Colorado | B | 36 | 12 | 8 | 2 | 2 | 0 | 0 |
| Jackson County | Colorado | B | 36 | 43 | 1 | 3 | 6 | 0 | 0 |
| Pueblo County | Colorado | B | 35 | 27 | 8 | 2 | 1 | 0 | 2 |
| Teller County | Colorado | B | 34 | 26 | 6 | 9 | 1 | 0 | 1 |
| Arapahoe County | Colorado | B | 32 | 22 | 8 | 3 | 1 | 0 | 0 |
| Park County | Colorado | B | 32 | 25 | 8 | 3 | 1 | 0 | 0 |
| Archuleta County | Colorado | B | 32 | 24 | 4 | 6 | 2 | 1 | 0 |
| Montrose County | Colorado | B | 28 | 29 | 9 | 1 | 0 | 0 | 0 |
| Mineral County | Colorado | B | 26 | 28 | 7 | 5 | 0 | 0 | 0 |
| Las Animas County | Colorado | B | 26 | 24 | 7 | 0 | 1 | 0 | 0 |
| Elbert County | Colorado | B | 25 | 72 | 0 | 0 | 5 | 0 | 0 |
| Fremont County | Colorado | B | 24 | 19 | 5 | 4 | 1 | 0 | 0 |
| Sedgwick County | Colorado | B | 24 | 13 | 3 | 0 | 3 | 0 | 0 |
| Moffat County | Colorado | B | 24 | 28 | 2 | 3 | 3 | 0 | 0 |
| Hinsdale County | Colorado | B | 22 | 22 | 4 | 5 | 1 | 0 | 0 |
| Rio Blanco County | Colorado | B | 22 | 27 | 3 | 3 | 2 | 0 | 0 |
| Logan County | Colorado | A | 19 | 10 | 3 | 0 | 2 | 0 | 0 |
| San Miguel County | Colorado | A | 17 | 11 | 4 | 0 | 1 | 0 | 0 |
| Morgan County | Colorado | A | 17 | 22 | 2 | 6 | 1 | 0 | 0 |
| Broomfield County | Colorado | A | 15 | 11 | 5 | 0 | 0 | 0 | 0 |
| Dolores County | Colorado | A | 15 | 9 | 1 | 2 | 2 | 0 | 0 |
| Chaffee County | Colorado | A | 13 | 12 | 4 | 1 | 0 | 0 | 0 |
| Bent County | Colorado | A | 13 | 6 | 2 | 0 | 1 | 0 | 1 |
| Otero County | Colorado | A | 13 | 10 | 0 | 8 | 1 | 0 | 0 |
| Lake County | Colorado | A | 12 | 7 | 3 | 3 | 0 | 0 | 0 |
| Costilla County | Colorado | A | 12 | 8 | 2 | 1 | 1 | 0 | 0 |
| Rio Grande County | Colorado | A | 11 | 7 | 3 | 0 | 0 | 0 | 1 |
| Conejos County | Colorado | A | 11 | 11 | 3 | 2 | 0 | 0 | 0 |
| Ouray County | Colorado | A | 11 | 6 | 2 | 1 | 0 | 0 | 2 |
| Yuma County | Colorado | A | 10 | 11 | 1 | 7 | 0 | 0 | 0 |
| Kit Carson County | Colorado | A | 8 | 3 | 1 | 0 | 1 | 0 | 0 |
| Saguache County | Colorado | A | 8 | 10 | 1 | 0 | 1 | 0 | 0 |
| Washington County | Colorado | A | 8 | 3 | 1 | 0 | 1 | 0 | 0 |
| Baca County | Colorado | A | 8 | 9 | 1 | 0 | 1 | 0 | 0 |
| Kiowa County | Colorado | A | 7 | 5 | 0 | 2 | 1 | 0 | 0 |
| Custer County | Colorado | A | 6 | 3 | 2 | 0 | 0 | 0 | 0 |
| Lincoln County | Colorado | A | 5 | 13 | 1 | 2 | 0 | 0 | 0 |
| Cheyenne County | Colorado | A | 5 | 1 | 0 | 0 | 1 | 0 | 0 |
| Phillips County | Colorado | A | 5 | 3 | 0 | 0 | 1 | 0 | 0 |
| Crowley County | Colorado | A | 4 | 10 | 1 | 1 | 0 | 0 | 0 |
| Gilpin County | Colorado | A | 3 | 4 | 1 | 0 | 0 | 0 | 0 |
| Prowers County | Colorado | A | 2 | 8 | 0 | 2 | 0 | 0 | 0 |
| San Juan County | Colorado | A | 0 | 2 | 0 | 0 | 0 | 0 | 0 |