Mallard Dam
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Lyman |
| Nearest City | NONE |
| River/Stream | CEDAR CREEK |
| Coordinates | 44.14707, -100.18661 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 400 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 166 acre-ft |
| Max Storage | 166 acre-ft |
| Normal Storage | 88 acre-ft |
| Max Discharge | 2,080 cfs |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |