Pierpont
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Day |
| Nearest City | NONE |
| River/Stream | MUD CREEK |
| Coordinates | 45.45930, -97.83680 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 560 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 1,200 acre-ft |
| Max Storage | 1,200 acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 71 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 3,300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | S&PL |
| Owner Type | State |
| Hazard Classification | Low |
| Last Inspection | 11/22/2022 |
| Emergency Action Plan | Not Required |