Dams in Caribou County, Idaho
19Total Dams
6High Hazard
6Significant
Dam Safety in Caribou County, Idaho
Caribou County has 19 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 Caribou County is 61 years old. The most common purpose is other. The tallest dam is Smoky Canyon No 2 at 108 ft.
Explore more: Oldest dams in Idaho · Tallest dams · High risk dams · Largest reservoirs
Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Soda | High | Fair | 103 | Irrigation | 1925 |
| Portneuf | High | Fair | 55 | Other | 1912 |
| Blackfoot | High | Fair | 54 | Irrigation | 1911 |
| Soda Creek Main Dam | High | Fair | 36 | Other | 1967 |
| China Hat Dike | High | Satisfactory | 29 | Irrigation | 1923 |
| Itafos Cooling Pond | High | Satisfactory | 20 | Other | 1995 |
| Smoky Canyon No 2 | Significant | Satisfactory | 108 | Tailings | 1992 |
| Itafos Tailings Pond #4 | Significant | Satisfactory | 71 | Tailings | 1985 |
| Conda Site Mtis (simplot) | Significant | Satisfactory | 45 | Tailings | 1979 |
| Blackfoot Bridge Wmp #1 & #2 | Significant | Satisfactory | 35 | Other | 2012 |
| Twenty Four Mile | Significant | Fair | 27 | Other | 1928 |
| Grace Dike | Significant | Fair | 10 | Irrigation | |
| Smoky Canyon No 1 | Low | Fair | 80 | Tailings | 1983 |
| Haul Road Pond (monsanto) | Low | Satisfactory | 30 | Other | 2009 |
| Toponce Ditch Dam Lower | Low | Fair | 18 | Irrigation | |
| Soda Creek Dike | Low | Fair | 16 | Other | 1967 |
| Stewart Ranch | Low | Fair | 15 | Other | 1965 |
| Indian Creek Upper | Low | Fair | 15 | Irrigation | 1975 |
| Enders | Low | Satisfactory | 13 | Other |