W. Mann No.1
South Dakota — Meade County — TR CHEYENNE
Location
| State | South Dakota |
| County | Meade |
| River | TR CHEYENNE |
| Coordinates | 44.67166, -102.40999 |
Physical Characteristics
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 540 ft |
| NID Storage | 228 acre-ft |
| Max Storage | 228 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1948 |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | WILLIS MANN |
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.