Johnson Dam
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Marshall |
| River/Stream | Wild Rice Creek-TR |
| Coordinates | 45.68125, -97.64598 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 190 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 675 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Ron Johnson |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |