Rieger
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | Montana |
| County | Fallon |
| Nearest City | ISMAY |
| River/Stream | SOUTH FORK COTTONWOOD CREEK |
| Coordinates | 46.42190, -104.83370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 300 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 92 acre-ft |
| Normal Storage | 92 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 6,976 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | DONALD RIEGER |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |