Underdal #1
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Toole |
| Nearest City | LOMA |
| River/Stream | TIMBER COULEE |
| Coordinates | 48.28230, -111.29330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 400 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 14 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | TED R UNDERDAL |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |