Lyon Lake Dam
Washington — Grant County — Tr-Crab Creek
Location
| State | Washington |
| County | Grant |
| River | Tr-Crab Creek |
| Coordinates | 47.27376, -119.32890 |
Physical Characteristics
| NID Height | 13 ft |
| Dam Height | — |
| Dam Length | 530 ft |
| NID Storage | 68 acre-ft |
| Max Storage | 68 acre-ft |
| Surface Area | 18 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1971 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | WA DFW |
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.