Br-12 Retention Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Montana |
| County | Blaine |
| Nearest City | SAVOY |
| River/Stream | FIFTEENMILE CK./MILK RIVER |
| Coordinates | 48.69917, -109.03805 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 23 ft |
| Dam Length | 852 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 322 acre-ft |
| Max Storage | 322 acre-ft |
| Surface Area | 108 acres |
| Drainage Area | 27 sq mi |
| Max Discharge | 6,350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | DOI BLM |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/21/2020 |
| Emergency Action Plan | Yes |