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 251–275 of 691
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Meadowview Jefferson County | 30 | 2004 | Significant | Satisfactory |
| Meadow Creek Jackson County | 45 | 1980 | Low | Satisfactory |
| Meadow Creek Grand County | 126 | 1974 | High | Satisfactory |
| Mckoon Delta County | 33 | 1948 | Significant | Satisfactory |
| Mckay Lake - South Broomfield County | 19 | 1900 | High | Satisfactory |
| Mckay Lake - East Adams County | 25 | 1900 | High | Satisfactory |
| Mcintyre Gulch Jefferson County | 28 | 1982 | Low | Satisfactory |
| Mcintosh Boulder County | 17 | 1902 | Significant | Satisfactory |
| Mcdonough #2 Saguache County | 38 | 1954 | Low | Satisfactory |
| Mccullough El Paso County | 70 | 1990 | Significant | Satisfactory |
| Mccaslin Boulder County | 16 | 1908 | Low | Satisfactory |
| Mccargar Routt County | 23 | 1974 | Low | Satisfactory |
| Mccall Boulder County | 14 | 1909 | High | Satisfactory |
| Mason, George Elbert County | 23 | 1972 | Low | Satisfactory |
| Mason Teller County | 73 | 1903 | High | Satisfactory |
| Martin Lake Huerfano County | 29 | 1910 | High | Satisfactory |
| Martin Cull Moffat County | 53 | 1955 | Low | Satisfactory |
| Martin Routt County | 38 | 1960 | Low | Satisfactory |
| Martin Grand County | 23 | 1913 | Low | Satisfactory |
| Marston Lake - South Dam Denver County | 33 | 1899 | High | Satisfactory |
| Marston Lake - Northwest Dike Denver County | 18 | 1899 | High | Satisfactory |
| Marston Lake - North Dam Denver County | 30 | 1899 | High | Satisfactory |
| Marston Lake - East Dam Denver County | 17 | 1899 | High | Satisfactory |
| Marshall Lake Boulder County | 101 | 1908 | High | Satisfactory |
| Marshall Adams County | 26 | 1904 | Low | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.