Longview Sewage Lagoon No 4
Washington — Cowlitz County — Tr-Coal Creek Slough-Offstream
Location
| State | Washington |
| County | Cowlitz |
| River | Tr-Coal Creek Slough-Offstream |
| Coordinates | 46.17941, -123.01759 |
Physical Characteristics
| NID Height | 12 ft |
| Dam Height | — |
| Dam Length | 2,000 ft |
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Surface Area | 30 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | — |
| EAP Status | Not Required |
| Last Inspection | — |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1987 |
| Primary Purpose | Other |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | Longview 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.