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Swan Creek at Swan Creek

National Weather Service gauge SWNM2 · Maryland · Harford County · 39.5225, -76.1425 · USGS 01580700

Flood levels

Official flood levels at this gauge: action stage begins at 12.0 ft; minor flooding begins at 14.0 ft; moderate flooding begins at 18.0 ft; major flooding begins at 20.0 ft.

Action stage12.0 ft
Minor flooding14.0 ft
Moderate flooding18.0 ft
Major flooding20.0 ft

Highest recorded crests

What the water does

National Weather Service impact statements for this gauge, in the Weather Service's own words.

14.0 ftWater begins to cover a portion of US Highway 40.
15.5 ftWater begins to approach homes on Van Street.
18.0 ftOak Street begins to flood. Water is in nearby homes, and completely covers the US 40 bridge.
20.0 ftRobinhood Road and Post Road begin to flood, with several other roads also flooded. Homes are flooded in the area.

Forecast office: NWS Sterling · River Forecast Center: Middle Atlantic River Forecast Center.

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