Bismark Lake
South Dakota — Custer County
Location
| State | South Dakota |
| County | Custer |
| Coordinates | 43.77533, -103.51530 |
Physical Characteristics
| NID Height | 40 ft |
| Dam Height | 38 ft |
| Dam Length | 280 ft |
| NID Storage | 626 acre-ft |
| Max Storage | 626 acre-ft |
| Surface Area | 0 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Rated |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1937 |
| Primary Purpose | Recreation |
| Dam Type | — |
| Owner Type | — |
| Owner | USDA FS |
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.