Davenport Sewage Lagoon No 4
Washington — Lincoln County — Cottonwood Creek-Offstream
Location
| State | Washington |
| County | Lincoln |
| River | Cottonwood Creek-Offstream |
| Coordinates | 47.66755, -118.14172 |
Physical Characteristics
| NID Height | 22 ft |
| Dam Height | — |
| Dam Length | 1,100 ft |
| NID Storage | 46 acre-ft |
| Max Storage | 46 acre-ft |
| Surface Area | 14 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | August 25, 2021 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1987 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Davenport City |
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.