Harrison County Roadgrade Dam 18-79-43
Iowa — Harrison County
Location
| State | Iowa |
| County | Harrison |
| Coordinates | 41.65890, -95.90080 |
Physical Characteristics
| NID Height | 66 ft |
| Dam Height | 66 ft |
| Dam Length | 395 ft |
| NID Storage | 486 acre-ft |
| Max Storage | 486 acre-ft |
| Surface Area | 14 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1959 |
| Primary Purpose | Other |
| Dam Type | — |
| Owner Type | — |
| Owner | Harrison County Board of Supervisors |
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.