Blackfoot
High HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Idaho |
| County | Caribou |
| Nearest City | Blackfoot |
| River/Stream | Blackfoot RIver |
| Coordinates | 43.00350, -111.71700 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 54 ft |
| Dam Height | 51 ft |
| Dam Length | 369 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 543,500 acre-ft |
| Max Storage | 543,500 acre-ft |
| Normal Storage | 337,000 acre-ft |
| Surface Area | 19,890 acres |
| Drainage Area | 567 sq mi |
| Max Discharge | 36,380 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BIA |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 10/23/2023 |
| Emergency Action Plan | Yes |