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 1451–1475 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Elk Creek #1 Rio Grande County | 21 | 1946 | Low | Satisfactory |
| Eleven Mile Canyon Park County | 151 | 1932 | High | Satisfactory |
| Elder Larimer County | 25 | 1904 | High | Satisfactory |
| Ehmann, Frank Det. #2 Elbert County | 28 | 1969 | Low | Satisfactory |
| Ehmann, Frank Det. #1 Elbert County | 24 | 1967 | Low | Not Rated |
| E. G. Merritt Montezuma County | 21 | 1978 | Low | Fair |
| Eggleston Delta County | 40 | 1949 | High | Fair |
| Egeria Routt County | 21 | 1902 | Low | Not Rated |
| Edward Madigan Ec #1 Elbert County | 29 | 1977 | Low | Satisfactory |
| Echo Lake Garfield County | 23 | 1910 | Low | Not Rated |
| Echo Canyon Archuleta County | 82 | 1969 | Significant | Fair |
| E. Beckwith #1 Gunnison County | 43 | 1935 | Low | Satisfactory |
| Eaton - Law Weld County | 9 | 1892 | Significant | Unsatisfactory |
| East Side Detention Facility Larimer County | 26 | 2016 | High | Satisfactory |
| East Portal Dam Larimer County | 76 | 1947 | High | Not Available |
| East Lake #3 Adams County | 11 | 1887 | Low | Not Rated |
| East Lake #2 Adams County | 12 | 1889 | Significant | Satisfactory |
| Eastdale #2 Costilla County | 32 | 1909 | Low | Not Rated |
| Eastdale #1 Costilla County | 31 | 1909 | Low | Satisfactory |
| East Branch Grand County | 150 | 1971 | Significant | Satisfactory |
| East Jefferson County | 21 | 1910 | High | Satisfactory |
| Eagle Scout Lake Pueblo County | 33 | 1965 | Low | Not Rated |
| Eagle Rock Weld County | 27 | 1968 | Low | Fair |
| Eagle Park Reservoir Eagle County | 192 | 1968 | High | Satisfactory |
| Dyekman Larimer County | 10 | 1902 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.