Sully Dam
South Dakota — Tripp County — TR-West Branch Bull Creek
Location
| State | South Dakota |
| County | Tripp |
| River | TR-West Branch Bull Creek |
| Coordinates | 43.37963, -99.58566 |
Physical Characteristics
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 952 ft |
| NID Storage | 1,062 acre-ft |
| Max Storage | 1,062 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | December 21, 2023 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1935 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| 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.