Elm Lake Dam
South Dakota — Brown County
Location
| State | South Dakota |
| County | Brown |
| Coordinates | 45.85212, -98.70872 |
Physical Characteristics
| NID Height | 52 ft |
| Dam Height | 45 ft |
| Dam Length | 1,150 ft |
| NID Storage | 28,800 acre-ft |
| Max Storage | 28,800 acre-ft |
| Surface Area | 1,150 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1937 |
| Primary Purpose | Water Supply |
| Dam Type | — |
| Owner Type | — |
| Owner | S&PL |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.