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 826–850 of 1,962
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Hoopengarner Sw #4 Baca County | 32 | 1963 | Low | Fair |
| Hopkins Garfield County | 34 | 2020 | Significant | Satisfactory |
| Horse Creek Weld County | 39 | 1910 | High | Satisfactory |
| Horse Creek Otero County | 30 | 1900 | Significant | Fair |
| Horse Creek and Black Draw Crowley County | 10 | 1904 | Low | Not Rated |
| Horseshoe Lake Huerfano County | 27 | 1961 | High | Fair |
| Horseshoe Lake (East Dam) Larimer County | 37 | 1905 | Significant | Satisfactory |
| Horseshoe Lake (South Dam) Larimer County | 27 | 1905 | Significant | Satisfactory |
| Horsetooth-Spring Canyon Larimer County | 225 | 1949 | High | Not Available |
| Hotel Lake Dam Delta County | 27 | 1953 | High | Fair |
| Hot Springs Creek Gunnison County | 60 | 1956 | Low | Satisfactory |
| Hourglass Larimer County | 46 | 1898 | High | Satisfactory |
| House Reservoir Moffat County | 19 | 1952 | Low | Not Rated |
| Houts Larimer County | 7 | 1902 | Low | Not Rated |
| Howard Delta County | 32 | 1955 | Low | Not Rated |
| Howards Lake Weld County | 18 | 1920 | Low | Fair |
| Huajatolla Hills Huerfano County | 34 | 1968 | Low | Fair |
| Huerfano Valley Pueblo County | 21 | 1888 | Low | Not Rated |
| Hughes Garfield County | 19 | 1935 | Significant | Fair |
| Hummel Weld County | 15 | 1882 | Low | Fair |
| Humphreys Mineral County | 85 | 1923 | High | Satisfactory |
| Humphreys - Spillway Dam Mineral County | 34 | 1926 | High | Satisfactory |
| Hunt Delta County | 38 | 1948 | Low | Fair |
| Hunter Jackson County | 7 | 1936 | Low | Not Rated |
| Hunters Lake Mineral County | 7 | 1926 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.