Rigby, South
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Pondera |
| Nearest City | LOMA |
| River/Stream | SOUTH PONDERA COULEE |
| Coordinates | 48.10240, -111.77370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 300 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 138 acre-ft |
| Max Storage | 138 acre-ft |
| Normal Storage | 54 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | WILLIS B RIGBY_SR |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |