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 1926–1950 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Winslow Routt County | 44 | 1998 | Low | Not Rated |
| Wohler Routt County | 28 | 1901 | Significant | Satisfactory |
| Wolf Mountain Routt County | 47 | 1988 | Low | Not Rated |
| Wolf Ranch Irrigation Reservoir El Paso County | 12 | 2018 | Low | Fair |
| Womack #1 Delta County | 32 | 1962 | Low | Not Rated |
| Womack #2 and 3 Delta County | 15 | 1930 | Low | Not Rated |
| Woman Creek Jefferson County | 50 | 1995 | High | Satisfactory |
| Wommer #1 La Plata County | 38 | 1952 | High | Fair |
| Woodland Park El Paso County | 82 | 1963 | High | Fair |
| Woodmoor C. C. #4 El Paso County | 34 | 1965 | Low | Satisfactory |
| Woodmoor Lake El Paso County | 68 | 1973 | High | Fair |
| Woods Grand County | 12 | 1921 | Low | Unsatisfactory |
| Woods Lake San Miguel County | 11 | 1951 | Low | Not Rated |
| Woods Lake Weld County | 26 | 1892 | Significant | Satisfactory |
| Woods Lake Eagle County | 16 | 1906 | Low | Satisfactory |
| Worster Larimer County | 78 | 1911 | Significant | Satisfactory |
| Wray Watershed District #1 Yuma County | 36 | 1957 | Significant | Satisfactory |
| Wray Watershed District #2 Yuma County | 23 | 1958 | Significant | Satisfactory |
| Wray Watershed District #3 Yuma County | 38 | 1958 | Significant | Satisfactory |
| Wray Watershed District #4 Yuma County | 26 | 1958 | Significant | Satisfactory |
| Wray Watershed District #5 Yuma County | 31 | 1958 | Significant | Satisfactory |
| Wray Watershed District #6 Yuma County | 32 | 1958 | Significant | Satisfactory |
| Wright - Brink Huerfano County | 33 | — | Low | Satisfactory |
| W. V. Middlemist Adams County | 15 | 1954 | Low | Satisfactory |
| Wwtp Boulder County | 14 | — | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.