SW Branch Back River at Langley Marina (IN MLLW)
Stage at this gauge is reported IN MLLW.
Flood levels
Official flood levels at this gauge: action stage begins at 4.7 ft; minor flooding begins at 5.2 ft; moderate flooding begins at 6.2 ft; major flooding begins at 7.2 ft.
| Action stage | 4.7 ft |
|---|---|
| Minor flooding | 5.2 ft |
| Moderate flooding | 6.2 ft |
| Major flooding | 7.2 ft |
Highest recorded crests
- 5.8 ft on Sep 25, 2026 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 5.2 ft | Water is beginning to top the concrete wall at the base of the gage house. |
|---|---|
| 5.5 ft | Water covers the boat storage area at Langley Marina and the rear parking at Dreymon's Cafe. Dreymon's Cafe is encircled by water, albeit shallow. Portions of Plumb St, Douglas St and Thornell Ave near the marina area flooded. |
Forecast office: NWS Wakefield · River Forecast Center: Middle Atlantic River Forecast Center.
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