Hewitt Dam
Low HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Phillips |
| River/Stream | HEWITT LAKE COULEE |
| Coordinates | 48.54000, -107.58167 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 1,180 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 3,250 acre-ft |
| Max Storage | 3,250 acre-ft |
| Normal Storage | 1,070 acre-ft |
| Surface Area | 459 acres |
| Drainage Area | 17 sq mi |
| Max Discharge | 6,240 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 09/23/2020 |
| Emergency Action Plan | Not Required |