Seatac Airport Se Pond
Washington — King County — Offstream - Des Moines Ck
Location
| State | Washington |
| County | King |
| River | Offstream - Des Moines Ck |
| Coordinates | 47.43361, -122.30031 |
Physical Characteristics
| NID Height | 9 ft |
| Dam Height | — |
| Dam Length | 490 ft |
| NID Storage | 14 acre-ft |
| Max Storage | 14 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | July 30, 2020 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 2007 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Port of Seattle |
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.