20Total Dams
7High Hazard
7Significant
Dam Safety in Pitkin County, Colorado
Pitkin County has 20 dams tracked in the National Inventory of Dams. Of these, 7 are classified as high hazard — meaning failure would probably cause loss of human life. Another 7 carry a significant hazard classification. Currently, 2 dams have a condition assessment of poor or unsatisfactory.
The average dam in Pitkin County is 68 years old. The most common purpose is recreation. The tallest dam is Ruedi Dam at 322 ft.
Explore more: Oldest dams in Colorado · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Ruedi Dam | High | Not assessed | 322 | Hydroelectric | 1968 |
| Wildcat | High | Fair | 94 | Recreation | 1953 |
| Grizzly | High | Fair | 65 | Recreation | 1930 |
| Lake Deborah | High | Fair | 49 | Recreation | 1962 |
| Chapman Reservoir | High | Not assessed | 43 | Recreation | 1938 |
| Lake Ann | High | Fair | 42 | Irrigation | 1912 |
| Saddle Pond | High | Fair | 30 | Irrigation | 1988 |
| Thomas | Significant | Fair | 32 | Irrigation | 1938 |
| Sheer Bliss | Significant | Satisfactory | 22 | Water Supply | 2007 |
| Leonard Thomas Reservoir | Significant | Satisfactory | 21 | Water Supply | 1964 |
| Valana K Reservoir No. 1 | Significant | Unsatisfactory | 19 | Recreation | 1972 |
| Lazy O Reservoir No 2 | Significant | Fair | 18 | Fish and Wildlife Pond | 1990 |
| Christenson | Significant | Unsatisfactory | 17 | Other | 1907 |
| Ivanhoe | Significant | Satisfactory | 17 | Irrigation | 1928 |
| Ziff Dam | Low | Not assessed | 29 | Fire Protection, Stock, Or Small Fish Pond | 1992 |
| Cow Camp Reservoir | Low | Satisfactory | 26 | Irrigation | 2006 |
| Himmelland | Low | Satisfactory | 24 | Recreation | 1967 |
| Diemer Reservoir | Low | Not assessed | 18 | Fish and Wildlife Pond | 1929 |
| Nast Reservoir | Low | Not assessed | 10 | Fish and Wildlife Pond | 1966 |
| Tagert Lake | Low | Not assessed | 9 | Recreation | 1930 |