Mcmaster No. 4
Wyoming — Niobrara County — NIOBRARA RIVER
Location
| State | Wyoming |
| County | Niobrara |
| River | NIOBRARA RIVER |
| Coordinates | 42.67440, -104.15130 |
Physical Characteristics
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 470 ft |
| NID Storage | 248 acre-ft |
| Max Storage | 248 acre-ft |
| Surface Area | 23 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Fair |
| EAP Status | Not Required |
| Last Inspection | July 30, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1966 |
| Primary Purpose | Irrigation |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | VAN TASSEL RANCH CORP. - NORMA BRUEGGER |
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.