Pascack River at Westwood

Highest listed crest 11.40 ftFlood stage 5.0 ft1 crests since 1999

The Pascack River at Westwood crested at major flood stage 1 time among the 1 crests the National Weather Service lists from 1999 to 1999. The highest, 11.40 ft on September 16, 1999, was major flooding, 6.40 feet above flood stage.

The gauge

Highest listed crest: 11.40 ft; September 16, 1999
Flood stage: 5.0 ft; Major flooding from 6.5 ft
Crests at major: 1; 68th of 125 gauges in New Jersey
Most recent flood crest: September 16, 1999; 11.40 ft, major flooding
Location: Bergen County; Near Westwood (0.6 mi), Hillsdale (1.6 mi), Dumont (3.6 mi)
Identifiers: NWS WSDN4; USGS 01377500

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Pascack River at Westwood

Action stage	4.5	0	—	The level at which the NWS or its partners begin to take action
Flood stage (minor)	5.0	0	—	Minimal or no property damage, but possibly some public threat
Moderate flood stage	6.0	0	—	Some inundation of structures and roads near the stream
Major flood stage	6.5	1	Sep 16, 1999	Extensive inundation of structures and roads

Every listed crest

1 crests from 1999 to 1999. Filled: at or above flood stage. Hover a crest for its date and stage.

These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Pascack River at Westwood

1	Sep 16, 1999	11.40	+6.40	Major	—

Other gauges in Bergen County

Flood gauges in Bergen County

New Milford	6.0	12.36 ft, Apr 16, 2007	2
Rivervale	5.5	12.26 ft, Aug 28, 2011	3
Ho-Ho-Kus	3.0	7.32 ft, Sep 16, 1999	2
Mahwah	8.0	15.78 ft, Aug 28, 2011	3
Lodi	5.5	13.94 ft, Sep 16, 1999	16
Ridgewood	5.0	11.42 ft, Aug 28, 2011	1
Upper Saddle River	4.5	5.64 ft, Sep 16, 1999	1

Bergen County: every hazard · River floods across the country · New Jersey

NOAA National Water Prediction Service, gauge WSDN4, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.