Deadmans Basin Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Montana |
| County | Wheatland |
| Nearest City | RYEGATE |
| River/Stream | TR-MUSSELSHELL RIVER |
| Coordinates | 46.33960, -109.40850 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 60 ft |
| Dam Height | 60 ft |
| Dam Length | 1,490 ft |
| Year Completed | 1941 (85 years old) |
Storage & Hydraulics
| NID Storage | 100,000 acre-ft |
| Max Storage | 100,000 acre-ft |
| Normal Storage | 72,218 acre-ft |
| Surface Area | 2,120 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,080 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | STATE WATER PROJECTS |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/01/2024 |
| Emergency Action Plan | Yes |