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 401–425 of 451
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Totten Montezuma County | 36 | 1965 | High | Fair |
| Trinidad Dam Las Animas County | 203 | 1976 | High | Not Available |
| Trout Creek Chaffee County | 70 | 2001 | High | Not Rated |
| Trout Lake San Miguel County | 43 | 1910 | High | Fair |
| Trujillo Meadows Conejos County | 57 | 1956 | High | Fair |
| Tucker Lake - North Dam Jefferson County | 29 | 1906 | High | Satisfactory |
| Tucker Lake - South Dam Jefferson County | 29 | 1899 | High | Satisfactory |
| Turner La Plata County | 46 | 1969 | High | Satisfactory |
| Twin Lakes Dam Lake County | 100 | 1978 | High | Not Available |
| Two Buttes Baca County | 106 | 1908 | High | Satisfactory |
| Upper Beaver Brook Clear Creek County | 97 | 1924 | High | Satisfactory |
| Upper Blue Summit County | 75 | 1965 | High | Satisfactory |
| Upper Highline Mesa County | 98 | 1967 | High | Satisfactory |
| Upper Long Lake Jefferson County | 46 | 1939 | High | 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 |
| Vega Dam Mesa County | 162 | 1959 | High | Not Available |
| Vouga Saguache County | 60 | 1978 | High | Unsatisfactory |
| Wagon Tongue Park County | 38 | 1960 | High | Satisfactory |
| Wahatoya Lake Huerfano County | 24 | 1901 | High | Fair |
| Walsenburg City Lake Huerfano County | 40 | 2019 | High | Fair |
| Waneka Boulder County | 31 | 1865 | High | Satisfactory |
| Ward Creek Delta County | 47 | 1957 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.