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 1–25 of 1,217
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Zimmerman Lake Larimer County | 10 | 1913 | Low | Not Rated |
| Ziff Dam Pitkin County | 29 | 1992 | Low | Not Rated |
| Yarmony Routt County | 32 | 1903 | Low | Fair |
| Y and S Delta County | 27 | 1959 | Low | Not Rated |
| Wyman Rio Blanco County | 27 | 1903 | Low | Satisfactory |
| Wykert #4 Weld County | 12 | 1965 | Low | Fair |
| Wykert #2 Weld County | 14 | 1964 | Low | Unsatisfactory |
| Wykert #1 Weld County | 12 | 1964 | Low | Fair |
| Wwtp Boulder County | 14 | — | Low | Not Rated |
| W. V. Middlemist Adams County | 15 | 1954 | Low | Satisfactory |
| Wright - Brink Huerfano County | 33 | — | Low | Satisfactory |
| Woods Lake Eagle County | 16 | 1906 | Low | Satisfactory |
| Woods Lake San Miguel County | 11 | 1951 | Low | Not Rated |
| Woods Grand County | 12 | 1921 | Low | Unsatisfactory |
| Woodmoor C. C. #4 El Paso County | 34 | 1965 | Low | Satisfactory |
| Womack #2 and 3 Delta County | 15 | 1930 | Low | Not Rated |
| Womack #1 Delta County | 32 | 1962 | Low | Not Rated |
| Wolf Ranch Irrigation Reservoir El Paso County | 12 | 2018 | Low | Fair |
| Wolf Mountain Routt County | 47 | 1988 | Low | Not Rated |
| Winslow Routt County | 44 | 1998 | Low | Not Rated |
| Wilson Rio Blanco County | 32 | 1970 | Low | Not Rated |
| Wilson Moffat County | 21 | 1941 | Low | Satisfactory |
| Wilson Huerfano County | 35 | — | Low | Unsatisfactory |
| Wills Jackson County | 13 | 1917 | Low | Satisfactory |
| Willow Lake Larimer County | 25 | 1957 | Low | Satisfactory |
Page 1 of 49Next
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.