Hanson Creek Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Montana |
| County | Fergus |
| Nearest City | LEWISTOWN |
| River/Stream | HANSON CREEK |
| Coordinates | 46.99900, -109.33620 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 72 ft |
| Dam Height | 61 ft |
| Dam Length | 759 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 860 acre-ft |
| Max Storage | 860 acre-ft |
| Normal Storage | 180 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 14,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF LEWISTOWN |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/15/2020 |
| Emergency Action Plan | Yes |