South Anna Dam #4
Virginia — Louisa County — TR-SOUTH ANNA
Location
| State | Virginia |
| County | Louisa |
| River | TR-SOUTH ANNA |
| Coordinates | 38.03190, -78.19110 |
Physical Characteristics
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 830 ft |
| NID Storage | 2,100 acre-ft |
| Max Storage | 2,100 acre-ft |
| Surface Area | 20 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | December 7, 2021 |
| Inspection Frequency | 1 |
Dam Information
| Year Completed | 1981 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Thomas Jefferson Soil and Water Conservation District |
| Other Name | Allen 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.