Dams in Boise County, Idaho
2Total Dams
1High Hazard
0Significant
Dam Safety in Boise County, Idaho
Boise County has 2 dams tracked in the National Inventory of Dams. Of these, 1 are classified as high hazard — meaning failure would probably cause loss of human life.
The average dam in Boise County is 71 years old. The most common purpose is hydroelectric. The tallest dam is Arrowrock Dam at 350 ft.
Explore more: Oldest dams in Idaho · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Arrowrock Dam | High | Not Available | 350 | Flood Risk Reduction | 1915 |
| Horseshoe Bend Diversion | Low | Fair | 8 | Hydroelectric | 1995 |