Gus Allen 1
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Lyman |
| Nearest City | NONE |
| River/Stream | TR-MISSOURI |
| Coordinates | 44.09666, -99.86832 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 270 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 46 acre-ft |
| Max Storage | 46 acre-ft |
| Normal Storage | 39 acre-ft |
| Max Discharge | 630 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | GUS ALLEN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |