Dams in San Juan County, Utah
28Total Dams
6High Hazard
6Significant
Dam Safety in San Juan County, Utah
San Juan County has 28 dams tracked in the National Inventory of Dams. Of these, 6 are classified as high hazard — meaning failure would probably cause loss of human life. Another 6 carry a significant hazard classification.
The average dam in San Juan County is 65 years old. The most common purpose is irrigation. The tallest dam is Recapture Creek at 142 ft.
Explore more: Oldest dams in Utah · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Recapture Creek | High | Satisfactory | 142 | Irrigation | 1984 |
| Lloyd`s Lake (monticello) | High | Satisfactory | 133 | Irrigation | 1984 |
| Blanding City No. 4 | High | Satisfactory | 100 | Water Supply | 1965 |
| Kens Lake | High | Satisfactory | 95 | Irrigation | 1981 |
| Starvation Canyon | High | Fair | 60 | Water Supply | 1985 |
| Blanding City No. 3 | High | Satisfactory | 47 | Irrigation | 1961 |
| Dry Wash No. 2 | Significant | Not Rated | 68 | Irrigation | 1962 |
| Rattlesnake Ranch No.2 (lower) | Significant | Not Rated | 43 | Irrigation | 1972 |
| Gordon | Significant | Not Rated | 34 | Irrigation | 1930 |
| Camp Jackson | Significant | Not Rated | 25 | Water Supply | 1939 |
| Monticello Lake | Significant | Not Rated | 25 | Recreation | 1954 |
| Keller | Significant | Not Rated | 18 | Irrigation | 1915 |
| Dugout | Low | Not Rated | 49 | Irrigation | 1967 |
| Adams Ranch Dam | Low | Not Rated | 40 | Irrigation | |
| Monticello City No. 1 | Low | Not Rated | 30 | Irrigation | 1975 |
| Cell 4 A And B | Low | Not Available | 30 | Tailings | |
| Provancha | Low | Not Rated | 27 | Irrigation | 1971 |
| Bailey (upper) | Low | Not Rated | 26 | Irrigation | |
| Lisbon Valley Mining Co. Llc | Low | Not Rated | 26 | Water Supply | |
| Foy | Low | Not Rated | 18 | Recreation | 1960 |
| Iron Springs | Low | Not Rated | 18 | Irrigation | 1921 |
| Barry No. 2 | Low | Not Rated | 18 | Irrigation | 1953 |
| Monticello Millsite Pond #4 | Low | Not Rated | 14 | Tailings | |
| Blanding Wastewater Winter Storage | Low | Not Rated | 14 | Other | 1983 |
| Bankhead (lower) | Low | Not Rated | 13 | Irrigation | 1930 |
| Moab Salt Potash Pond Dam 2g | Low | Not Rated | 12 | Other | 1970 |
| Moab Salt Potash Pond Dam 2n | Low | Not Rated | 12 | Other | 1970 |
| Moab Salt Potash Pond Dam 3b | Low | Not Rated | 12 | Other | 1970 |