Sonnenschein Number 1
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Stanley |
| Nearest City | FORT PIERRE |
| River/Stream | WILLOW CREEK TRIBUTARY |
| Coordinates | 44.45666, -100.64166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,042 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 63 acre-ft |
| Max Discharge | 1,820 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | E. SONNENSCHEIN |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |