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 226–250 of 1,217
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Seeley Lake Weld County | 18 | 1902 | Low | Satisfactory |
| Sedimentation Pond Hg-5 Routt County | 46 | 1979 | Low | Not Rated |
| Sedimentation Pond Hg-4 Routt County | 55 | 1979 | Low | Not Rated |
| Sedimentation Pond Hg-3 Routt County | 36 | 1979 | Low | Not Rated |
| Sedimentation Pond Hg-1 Routt County | 50 | 1979 | Low | Fair |
| Section 35 Broomfield County | 10 | 1900 | Low | Not Rated |
| Section 19 Broomfield County | 9 | 1910 | Low | Not Rated |
| Seaton Routt County | 27 | 1912 | Low | Not Rated |
| Scotland Peak Delta County | 21 | 1949 | Low | Satisfactory |
| Schorn Fish Pond Mesa County | 26 | 1935 | Low | Satisfactory |
| Schafer Reservoir Lincoln County | 21 | 1973 | Low | Not Rated |
| Scales #3 (Upper) Mesa County | 9 | 1969 | Low | Not Rated |
| Scales #1 (Lower) Mesa County | 12 | 1959 | Low | Not Rated |
| Saran E C & Rec Dam No 1 Elbert County | 37 | 1974 | Low | Not Rated |
| Sand Creek Detention Basin No. 2 El Paso County | 21 | 2009 | Low | Unsatisfactory |
| Sand Creek Sedgwick County | 24 | 1930 | Low | Not Rated |
| Sanchez Stabilizing Costilla County | 40 | 1956 | Low | Not Rated |
| Sanborn Weld County | 16 | 1890 | Low | Satisfactory |
| Saliba Lake Huerfano County | 42 | 1907 | Low | Fair |
| Salazar #1 Costilla County | 26 | 1904 | Low | Satisfactory |
| Salas Ditch Huerfano County | 20 | 1920 | Low | Not Rated |
| Saguache Saguache County | 33 | 1893 | Low | Not Rated |
| Saddle Routt County | 19 | 1908 | Low | Satisfactory |
| Sackett Delta County | 24 | 1964 | Low | Not Rated |
| Ryan Las Animas County | 35 | 1955 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.