Redmond Ridge Drive Ec 4n Roadway Dam
Washington — King County — Offstream-Trib. to Evans Cr
Location
| State | Washington |
| County | King |
| River | Offstream-Trib. to Evans Cr |
| Coordinates | 47.67683, -122.02624 |
Physical Characteristics
| NID Height | 8 ft |
| Dam Height | — |
| Dam Length | 800 ft |
| NID Storage | 148 acre-ft |
| Max Storage | 148 acre-ft |
| Surface Area | 8 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | August 20, 2019 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 2003 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | King County Natural Resources and Parks |
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.