Tappan Dam
Ohio — Harrison County — LITTLE STILLWATER CREEK
Location
| State | Ohio |
| County | Harrison |
| River | LITTLE STILLWATER CREEK |
| Coordinates | 40.35889, -81.22664 |
Physical Characteristics
| NID Height | 52 ft |
| Dam Height | — |
| Dam Length | 1,550 ft |
| NID Storage | 61,600 acre-ft |
| Max Storage | 61,600 acre-ft |
| Surface Area | 2,350 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | April 4, 2024 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1936 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Federal |
| Owner | USACE - Huntington District |
| Other Name | Tappan Lake |
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.