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 126–150 of 294
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Limon Watershed L-3 Lincoln County | 38 | 1964 | Significant | Satisfactory |
| Limon Watershed L-2 Lincoln County | 29 | 1965 | Significant | Satisfactory |
| Leonard Thomas Reservoir Pitkin County | 21 | 1964 | Significant | Satisfactory |
| Lazy O Reservoir No 2 Pitkin County | 18 | 1990 | Significant | Fair |
| La Veta Lake North Huerfano County | 20 | 1882 | Significant | Fair |
| Lake Roslyn Jackson County | 42 | 1938 | Significant | Fair |
| Lake Meredith Crowley County | 30 | 1926 | Significant | Fair |
| Lake John Jackson County | 27 | 1957 | Significant | Fair |
| Lake George Park County | 19 | 1909 | Significant | Satisfactory |
| Lake Creek Routt County | 40 | 1956 | Significant | Satisfactory |
| Lake Christine Eagle County | 23 | 1966 | Significant | Unsatisfactory |
| Lake Arrowhead Gunnison County | 43 | 1979 | Significant | Fair |
| La Jara - Dam No. 2 Conejos County | 30 | 1906 | Significant | Satisfactory |
| La Jara - Dam No. 1 Conejos County | 54 | 1906 | Significant | Fair |
| Ladora Adams County | 27 | 1942 | Significant | Not Available |
| Kiser Delta County | 30 | 1965 | Significant | Fair |
| Kendrick Jefferson County | 22 | 1922 | Significant | Satisfactory |
| Keeton Lake El Paso County | 27 | 1936 | Significant | Satisfactory |
| Keeler La Plata County | 50 | 1945 | Significant | Fair |
| Jumbo Mesa Creek 5 Mesa County | 19 | 1963 | Significant | Not Rated |
| Jones #1 Grand County | 27 | 1879 | Significant | Satisfactory |
| Jones Grand County | 39 | 1937 | Significant | Fair |
| Johnston Jefferson County | 17 | 1974 | Significant | Satisfactory |
| J. O. Hill Douglas County | 44 | 1964 | Significant | Satisfactory |
| Joe Blake Water Treatment Plant Forebay Douglas County | 27 | 1986 | Significant | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.