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 1526–1550 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Road Canyon #1 Hinsdale County | 26 | 1908 | Significant | Fair |
| Road Canyon #2 Hinsdale County | 17 | 1922 | Low | Satisfactory |
| Roatcap Wash Watershed Rw-1 Montrose County | 48 | 1964 | High | Satisfactory |
| Robinson Eagle County | 110 | 1936 | High | Satisfactory |
| Robinson El Paso County | 35 | 1958 | Low | Satisfactory |
| Robinson Tailing Pond #1dam Summit County | 235 | — | High | Not Available |
| Robinson Tailings Pond #2 Dam Park County | 52 | — | Significant | Not Available |
| Rock Jackson County | 14 | 1961 | Low | Fair |
| Rock Canyon E.C. #1 Arapahoe County | 26 | 1971 | Low | Unsatisfactory |
| Rock Canyon E.C. #2 Arapahoe County | 25 | 1973 | Low | Not Rated |
| Rock Gap Grand County | 33 | 1966 | Low | Satisfactory |
| Rockwell Weld County | 16 | 1885 | Low | Fair |
| Rockwell #1 Montrose County | 19 | 1981 | Low | Satisfactory |
| Rocky Ridge Larimer County | 35 | 1940 | High | Satisfactory |
| Rolling Jefferson County | 37 | 1966 | Low | Fair |
| Roots Mesa County | 33 | 1998 | Low | Unsatisfactory |
| Rosemont Teller County | 120 | 1961 | Significant | Satisfactory |
| Rubeck No. 1 Elbert County | 35 | 1971 | Low | Not Rated |
| Ruby Lee Mesa County | 50 | 1922 | Low | Not Rated |
| Rudolph Grand County | 16 | 1932 | Low | Fair |
| Ruedi Dam Pitkin County | 322 | 1968 | High | Not Available |
| Rueter Hess Douglas County | 196 | 2012 | High | Satisfactory |
| Rule Creek Teller County | 35 | 1939 | Low | Not Rated |
| Rule Pond Morgan County | 13 | — | Low | Fair |
| Russel Las Animas County | 16 | 1967 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.