Mallard
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Corson |
| Nearest City | BULLHEAD |
| River/Stream | TR-HUMP |
| Coordinates | 45.89130, -101.48995 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 670 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 859 acre-ft |
| Max Storage | 859 acre-ft |
| Normal Storage | 371 acre-ft |
| Surface Area | 46 acres |
| Drainage Area | 17 sq mi |
| Max Discharge | 3,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | S&PL |
| Owner Type | State |
| Hazard Classification | Low |
| Last Inspection | 11/08/2018 |
| Emergency Action Plan | Not Required |