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 1126–1150 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Longs Peak #2 Boulder County | 51 | 1968 | Low | Not Rated |
| Lon Hagler Larimer County | 71 | 1967 | High | Satisfactory |
| Lookout Mountain Jefferson County | 60 | 1903 | High | Satisfactory |
| Los Lagos No. 3 Boulder County | 10 | 1894 | Significant | Satisfactory |
| Lost Canyon Montezuma County | 28 | 1965 | Low | Fair |
| Lost Creek #1 Weld County | 9 | 1908 | Low | Not Rated |
| Lost Lake Summit County | 10 | 1924 | Low | Not Rated |
| Lost Lake Larimer County | 15 | 1929 | Low | Satisfactory |
| Lost Lake Mesa County | 12 | 1922 | Low | Fair |
| Lost Lake #1 Hinsdale County | 22 | 1907 | Low | Not Rated |
| Louisville No. 1 Boulder County | 20 | 1888 | Significant | Satisfactory |
| Loukonen Brothers Boulder County | 45 | 1961 | Low | Not Rated |
| Loup Lake Weld County | 24 | 1931 | Significant | Satisfactory |
| Love Lake Mineral County | 23 | 1964 | Significant | Not Rated |
| Loveland Lake Larimer County | 30 | 1905 | Significant | Satisfactory |
| Loveland Water Storage Larimer County | 152 | 1977 | High | Satisfactory |
| Love Ranch Evaporation Pond Rio Blanco County | 40 | 2006 | Low | Not Rated |
| Lower Beaver Brook Clear Creek County | 54 | 2022 | High | Satisfactory |
| Lower Big Creek Jackson County | 11 | 1978 | Low | Not Rated |
| Lower Chinns Clear Creek County | 18 | 1934 | High | Not Rated |
| Lower Cogdill Moffat County | 39 | 1956 | Low | Not Rated |
| Lower Derby Adams County | 20 | 1942 | Significant | Not Available |
| Lower Latham Weld County | 27 | 1900 | Significant | Satisfactory |
| Lower Long Lake Jefferson County | 19 | 1939 | High | Unsatisfactory |
| Lower Michigan Park County | 20 | 1889 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.