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 451–475 of 691
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Mirror Lake #1 Mesa County | 33 | 1957 | Low | Satisfactory |
| Mitchell Creek Douglas County | 14 | 1987 | Low | Satisfactory |
| Montgomery Park County | 112 | 1956 | High | Satisfactory |
| Monument Lake El Paso County | 47 | 1893 | Significant | Satisfactory |
| Morgan Creek #1 Routt County | 29 | 1908 | Low | Satisfactory |
| Morrison Raw Water Jefferson County | 40 | 1982 | High | Satisfactory |
| Mose Davis #2 Weld County | 14 | 1906 | Low | Satisfactory |
| Mountain Home Costilla County | 153 | 1908 | High | Satisfactory |
| Mountain Lake Lake County | 22 | 1889 | Significant | Satisfactory |
| Mountain Supply # 2 Larimer County | 25 | 1904 | Low | Satisfactory |
| Mountain Supply # 7 Larimer County | 14 | 1908 | Low | Satisfactory |
| Mountain View Archuleta County | 102 | 2000 | High | Satisfactory |
| Mount Gunnison #1-Fw 1 Gunnison County | 26 | 1982 | Low | Satisfactory |
| Mud Gulch Det. Mg-1 Fremont County | 69 | 1971 | Significant | Satisfactory |
| Mundt Weld County | 20 | 2020 | High | Satisfactory |
| Murray Clear Creek County | 11 | 1904 | Low | Satisfactory |
| Musgrave Grand County | 40 | 1958 | Significant | Satisfactory |
| Myron Isabel Weld County | 27 | — | Low | Satisfactory |
| Nakomis Lake Larimer County | 18 | 1920 | Low | Satisfactory |
| Narraguinnep - Dam 2 Montezuma County | 23 | 1957 | High | Satisfactory |
| Narraguinnep - Dam 3 Montezuma County | 38 | 1957 | High | Satisfactory |
| Native Lake Archuleta County | 26 | 1970 | Low | Satisfactory |
| Nee-Noshe Kiowa County | 25 | 1896 | Significant | Satisfactory |
| New Thomas Weld County | 57 | 1976 | Significant | Satisfactory |
| Newton Gulch Routt County | 41 | 1907 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.