Hafner Duck Lake
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Harding |
| Nearest City | NONE |
| River/Stream | Coal Bank Creek |
| Coordinates | 45.83785, -103.26034 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 700 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 148 acre-ft |
| Max Storage | 148 acre-ft |
| Normal Storage | 117 acre-ft |
| Max Discharge | 1,050 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | LESTER HAFNER |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |