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 301–325 of 533
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Lajoya Huerfano County | 18 | 1901 | Low | Fair |
| Lake Ann Pitkin County | 42 | 1912 | High | Fair |
| Lake Arrowhead Gunnison County | 43 | 1979 | Significant | Fair |
| Lake Deborah Pitkin County | 49 | 1962 | High | Fair |
| Lake Dorothy Las Animas County | 65 | 1937 | Low | Fair |
| Lake Emrich Routt County | 31 | 1911 | Low | Fair |
| Lake Henry Crowley County | 24 | 1914 | High | Fair |
| Lake Isabelle Boulder County | 38 | 1925 | Low | Fair |
| Lake John Jackson County | 27 | 1957 | Significant | Fair |
| Lake Meredith Crowley County | 30 | 1926 | Significant | Fair |
| Lake Moraine El Paso County | 55 | 1891 | High | Fair |
| Lake Roslyn Jackson County | 42 | 1938 | Significant | Fair |
| Lambert Douglas County | 15 | 1897 | Low | Fair |
| Lambertson Lakes No. 3 Adams County | 27 | 1950 | Low | Fair |
| Lamborn #1 Morgan County | 18 | 1951 | Low | Fair |
| Langholen Grand County | 25 | 1915 | Low | Fair |
| Larson Rio Blanco County | 21 | 1888 | Low | Fair |
| Last Chance No. 1 Jefferson County | 14 | 1892 | Low | Fair |
| La Veta Lake North Huerfano County | 20 | 1882 | Significant | Fair |
| Law, John Weld County | 14 | 1896 | Low | Fair |
| Lazy O Reservoir No 2 Pitkin County | 18 | 1990 | Significant | Fair |
| Leach Creek Detention Basin Mesa County | 39 | 2015 | High | Fair |
| L E D E Eagle County | 57 | 1931 | High | Fair |
| Legends Lake Las Animas County | 13 | 2007 | Low | Fair |
| Lemansany Detention No. 2 El Paso County | 23 | 1973 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.