Dams in Canyon County, Idaho
3Total Dams
2High Hazard
0Significant
Dam Safety in Canyon County, Idaho
Canyon County has 3 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Canyon County is 116 years old. The most common purpose is irrigation. The tallest dam is Deer Flat Lower Dam at 49 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 |
|---|---|---|---|---|---|
| Deer Flat Lower Dam | High | Not Available | 49 | Irrigation | 1908 |
| Deer Flat Middle Dike | High | Not Available | 18 | Irrigation | 1911 |
| Deer Flat East Dike | Low | Not Available | 18 | Irrigation | 1911 |