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Stony Brook at Princeton

National Weather Service gauge PCTN4 · New Jersey · Mercer County · 40.3331, -74.6819 · USGS 01401000

Flood levels

Official flood levels at this gauge: action stage begins at 8.0 ft; minor flooding begins at 9.0 ft; moderate flooding begins at 11.0 ft; major flooding begins at 14.0 ft.

Action stage8.0 ft
Minor flooding9.0 ft
Moderate flooding11.0 ft
Major flooding14.0 ft

Highest recorded crests

What the water does

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

8.0 ftAdjacent floodplain begins to flood including the Stony Brook walking trail.
9.0 ftQuaker Road floods and it subject to closure. Mercer Street begins to flood.
11.0 ftMercer Street, between Province Line Road and the Stony Brook Bridge, is subject to closure due to flooding.
13.0 ftThe Hun School athletic fields flood. Flooding along the brook can worsen if the Delaware and Raritan Canal is also running high.
16.0 ftSignificant flooding occurs along the brook. Several feet of water cover the Hun athletic fields. Route 206 is closed. Flooding along the brook can worsen if the Delaware and Raritan Canal is also running high.

Forecast office: NWS Mount Holly · River Forecast Center: Middle Atlantic River Forecast Center.

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