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 176–200 of 1,217
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Squaw Lake Hinsdale County | 15 | 1939 | Low | Not Rated |
| Spruce Lake #2 (Lower) Mineral County | 19 | 1926 | Low | Fair |
| Spruce Lake #1 (Upper) Mineral County | 19 | 1926 | Low | Satisfactory |
| Sproch, Joseph No 1 Elbert County | 31 | 1969 | Low | Not Rated |
| Spring Creek Dam Jackson County | 42 | 1978 | Low | Poor |
| Spring Creek Archuleta County | 13 | 1930 | Low | Fair |
| Spring Creek Mineral County | 8 | 1932 | Low | Not Rated |
| Spitzley Routt County | 22 | 1986 | Low | Not Rated |
| Spectacle San Miguel County | 26 | 1940 | Low | Satisfactory |
| Spanish Peaks Ranch #13 Las Animas County | 34 | 1957 | Low | Fair |
| Soward #4 Mineral County | 17 | 1909 | Low | Fair |
| Soward #2 Mineral County | 12 | 1910 | Low | Satisfactory |
| Southshore Senac Creek 1 Arapahoe County | 40 | 2005 | Low | Not Rated |
| South Gray Larimer County | 24 | 1976 | Low | Satisfactory |
| South Colo. Power Co. Pueblo County | 24 | 1927 | Low | Not Rated |
| South Boulder Diversion Intake Dam Boulder County | 43 | 1936 | Low | Fair |
| Soderquist Gunnison County | 24 | 1956 | Low | Not Rated |
| Soda Lake #2 Jefferson County | 15 | 1977 | Low | Fair |
| Soda Lake #1 Jefferson County | 30 | 1977 | Low | Fair |
| Soap Retenton Dam Mesa County | 30 | 1960 | Low | Not Rated |
| Snyder Morgan County | 12 | 1902 | Low | Satisfactory |
| Snake Lake Larimer County | 7 | 1906 | Low | Not Rated |
| Smith Park Upper Eagle County | 10 | 1912 | Low | Not Rated |
| Sloan #1 Weld County | 22 | 1959 | Low | Not Rated |
| Slinde Boulder County | 25 | 1950 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.