Morristown Lake
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Corson |
| Nearest City | MORRISTOWN |
| River/Stream | TR-HAY CREEK |
| Coordinates | 45.91915, -101.75897 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 800 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 1,950 acre-ft |
| Max Storage | 1,950 acre-ft |
| Normal Storage | 848 acre-ft |
| Surface Area | 106 acres |
| Drainage Area | 19 sq mi |
| Max Discharge | 4,435 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | S&PL |
| Owner Type | State |
| Hazard Classification | Significant |
| Last Inspection | 11/10/2021 |
| Emergency Action Plan | Not Required |