Hanna
South Dakota — Lawrence County — SPEARFISH CREEK
Location
| State | South Dakota |
| County | Lawrence |
| River | SPEARFISH CREEK |
| Coordinates | 44.25809, -103.84134 |
Physical Characteristics
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 300 ft |
| NID Storage | 27 acre-ft |
| Max Storage | 27 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | September 24, 2019 |
| Inspection Frequency | — |
Dam Information
| Year Completed | — |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Federal |
| 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.