Southwest Genesee Street Detention Dam
Washington — King County — Longfellow Creek
Location
| State | Washington |
| County | King |
| River | Longfellow Creek |
| Coordinates | 47.56488, -122.36751 |
Physical Characteristics
| NID Height | 27 ft |
| Dam Height | — |
| Dam Length | 230 ft |
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Surface Area | 16 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | September 9, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1974 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | Seattle Public Utilities |
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.