Middle Big Nemaha 18
Nebraska — Johnson County
Location
| State | Nebraska |
| County | Johnson |
| Coordinates | 40.35971, -96.29742 |
Physical Characteristics
| NID Height | 56 ft |
| Dam Height | 50 ft |
| Dam Length | 844 ft |
| NID Storage | 1,114 acre-ft |
| Max Storage | 1,114 acre-ft |
| Surface Area | 18 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 2003 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | — |
| Owner Type | — |
| Owner | Nemaha Natural Resources District |
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.