Dams in San Juan County, Colorado
2Total Dams
0High Hazard
0Significant
Dam Safety in San Juan County, Colorado
San Juan County has 2 dams tracked in the National Inventory of Dams.
The average dam in San Juan County is 96 years old. The most common purpose is water supply. The tallest dam is Highland Mary at 28 ft.
Explore more: Oldest dams in Colorado · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Highland Mary | Low | Satisfactory | 28 | Water Supply | 1903 |
| Duck Slough | Low | Satisfactory | 24 | Fish and Wildlife Pond | 1956 |