Ada Dam
West Virginia — Mercer County — EAST RIVER
Location
| State | West Virginia |
| County | Mercer |
| River | EAST RIVER |
| Coordinates | 37.28250, -81.15111 |
Physical Characteristics
| NID Height | 62 ft |
| Dam Height | 62 ft |
| Dam Length | 260 ft |
| NID Storage | 346 acre-ft |
| Max Storage | 346 acre-ft |
| Surface Area | 15 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | March 31, 2026 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1924 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | WEST VIRGINIA AMERICAN WATER COMPANY |
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.