Bennettsen Lake Dam
Washington — Mason County — Tr-Tahuya River
Location
| State | Washington |
| County | Mason |
| River | Tr-Tahuya River |
| Coordinates | 47.46827, -122.95973 |
Physical Characteristics
| NID Height | 11 ft |
| Dam Height | — |
| Dam Length | 150 ft |
| NID Storage | 270 acre-ft |
| Max Storage | 270 acre-ft |
| Surface Area | 28 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | June 3, 2001 |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1971 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | WA DNR State Land Divisions |
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.