Broadwater Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Montana |
| County | Broadwater |
| Nearest City | Toston, MT |
| River/Stream | Missouri River |
| Coordinates | 46.12000, -111.40830 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 50 ft |
| Dam Height | 24 ft |
| Dam Length | 705 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 6,460 acre-ft |
| Max Storage | 6,460 acre-ft |
| Normal Storage | 4,100 acre-ft |
| Surface Area | 327 acres |
| Drainage Area | 14,660 sq mi |
| Max Discharge | 68,900 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Montana Dept of Natural Resources & Conservation |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/25/2022 |
| Emergency Action Plan | Yes |