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 1801–1825 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Upper Grand Creek Ranch Reservoir Grand County | 34 | 2015 | Low | Not Rated |
| Upper Highline Mesa County | 98 | 1967 | High | Satisfactory |
| Upper Hotel Lake Delta County | 15 | 1886 | Low | Not Rated |
| Upper Lone Tree Fremont County | 17 | 1895 | Low | Not Rated |
| Upper Long Lake Jefferson County | 46 | 1939 | High | Unsatisfactory |
| Upper Michigan Park County | 21 | 1889 | Low | Not Rated |
| Upper Mount Olivet Jefferson County | 12 | 1966 | Low | Not Rated |
| Upper Railroad La Plata County | 29 | 1960 | Low | Not Rated |
| Upper Robinson Routt County | 33 | — | Low | Unsatisfactory |
| Upper Stillwater Garfield County | 40 | 1965 | Low | Satisfactory |
| Upper Stonewall Larimer County | 10 | 1910 | Low | Not Rated |
| Upper Three Mile #1 Jackson County | 37 | 2006 | Low | Satisfactory |
| Upper Tule Lake Arapahoe County | 11 | 1892 | Significant | Satisfactory |
| Upper Turner Fremont County | 34 | 1895 | Low | Not Rated |
| Upper Urad Clear Creek County | 111 | 1965 | Low | Not Rated |
| Ute Creek Grand County | 119 | 1976 | Low | Not Rated |
| Vaile Adams County | 10 | 1892 | Low | Not Rated |
| Valana K Reservoir No. 1 Pitkin County | 19 | 1972 | Significant | Unsatisfactory |
| Vallecito Dam La Plata County | 162 | 1941 | High | Not Available |
| Valley No. 1 El Paso County | 40 | 1901 | High | Unsatisfactory |
| Valley No. 2 El Paso County | 48 | 1906 | High | Unsatisfactory |
| Valmont 'A' Boulder County | 80 | 1962 | High | Fair |
| Van Bremer #1 Las Animas County | 27 | 1956 | Low | Satisfactory |
| Vancil Morgan County | 53 | 1990 | Significant | Satisfactory |
| Van Valkenburg Jackson County | 12 | 1950 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.