Perch Lake Dam
Low HazardPoor ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | McPherson |
| River/Stream | DRAINAGE-TR |
| Coordinates | 45.63500, -99.17667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 350 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 472 acre-ft |
| Max Storage | 472 acre-ft |
| Normal Storage | 230 acre-ft |
| Surface Area | 34 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,292 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | US FISH AND WILDLIFE SERVICE |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 10/21/2020 |
| Emergency Action Plan | Not Required |