Colorado Dams
1,962 dams tracked by the National Inventory of Dams
Total Dams
1,962
High Hazard
451
23%
Poor / Unsatisfactory
119
Average Age
84 yrs
Hazard Classification
High451 (23.0%)
Significant294 (15.0%)
Low1,217 (62.0%)
Condition Assessment
Satisfactory691 (35.2%)
Fair533 (27.2%)
Poor / Unsatisfactory119 (6.1%)
Not Rated619 (31.5%)
Federal
141
State
80
Local
416
Private
1,221
Tallest Dams
- Morrow Point Dam468 ft
- Ten Mile Pond #3 Dam416 ft
- Blue Mesa Dam390 ft
- Gross 350 ft
- Ridgway Dam330 ft
High Hazard Dams
- Morrow Point DamHigh
- Ten Mile Pond #3 DamHigh
- Blue Mesa DamHigh
- Gross High
- Ridgway DamHigh
Poor Condition Dams
- SanchezUnsatisfactory
- Narraguinnep - Main DamUnsatisfactory
- Stillwater #1Unsatisfactory
- MiramonteUnsatisfactory
- Spring CreekUnsatisfactory
All Dams in Colorado
Showing 1476–1500 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Dye Otero County | 40 | 1903 | Significant | Fair |
| Duvall #1 Mesa County | 29 | 1947 | Low | Fair |
| Durango Terminal La Plata County | 45 | 1954 | High | Satisfactory |
| Durango #1 La Plata County | 16 | 1899 | Low | Not Rated |
| Dunnagan Archuleta County | 19 | 1949 | Low | Satisfactory |
| Dunham Dolores County | 30 | 1966 | Low | Not Rated |
| Dunes Adams County | 67 | 2012 | High | Satisfactory |
| Duncan La Plata County | 31 | 1978 | Significant | Satisfactory |
| Duke Lake Jefferson County | 41 | 1972 | Low | Satisfactory |
| Dugger Delta County | 31 | 1947 | Low | Fair |
| Ducks Nest Dolores County | 11 | 1917 | Low | Not Rated |
| Duck Slough San Juan County | 24 | 1956 | Low | Satisfactory |
| Duck Yuma County | 18 | 1954 | Low | Fair |
| D.T. #3 Morgan County | 10 | 1909 | Low | Not Rated |
| Dry Fork Reservoir Delta County | 65 | 1962 | Low | Not Rated |
| Dry Creek Flood Control Fremont County | 34 | 1970 | High | Satisfactory |
| Dry Creek Larimer County | 62 | 2007 | High | Satisfactory |
| Dry Creek Larimer County | 17 | 1966 | Low | Satisfactory |
| Droz Creek Chaffee County | 34 | 2000 | Significant | Satisfactory |
| Dreyfus Delta County | 29 | 1961 | Low | Satisfactory |
| Drescher Moffat County | 24 | 1904 | Low | Unsatisfactory |
| Drake Lake El Paso County | 16 | — | Low | Fair |
| Dragonfly Lake | 12 | 1970 | Low | Fair |
| Dowdy Lake Larimer County | 35 | 1962 | Significant | Satisfactory |
| Dover Weld County | 24 | 1911 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.