Saddle River at Ridgewood

Highest listed crest 11.42 ftFlood stage 5.0 ft1 crests since 2011

The Saddle River at Ridgewood crested at major flood stage 1 time among the 1 crests the National Weather Service lists from 2011 to 2011. The highest, 11.42 ft on August 28, 2011, was major flooding, 6.42 feet above flood stage. 1 other gauge on the Saddle River crested above flood stage within a week of it.

The gauge

Highest listed crest: 11.42 ft; August 28, 2011
Flood stage: 5.0 ft; Major flooding from 7.0 ft
Crests at major: 1; 68th of 125 gauges in New Jersey
Most recent flood crest: August 28, 2011; 11.42 ft, major flooding
Location: Bergen County; Near Ridgewood (1.2 mi), Glen Rock (2.5 mi), Waldwick (2.6 mi)
Identifiers: NWS RWDN4; USGS 01390500

Flood stages

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

Flood categories, Saddle River at Ridgewood

Action stage	5.0	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	7.0	1	Aug 28, 2011	Extensive inundation of structures and roads

Every listed crest

1 crests from 2011 to 2011. 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, Saddle River at Ridgewood

1	Aug 28, 2011	11.42	+6.42	Major	—

The worst floods along the Saddle River

For this gauge's highest crests, the other gauges on the Saddle River that crested above flood stage within a week.

August 28, 2011: 11.42 ft here, major flooding

LodiNJ · Aug 28, 2011 · 13.50 ft · Major

Gauges on the Saddle River

In USGS station-number order, which runs downstream within a river basin.

Flood gauges on the Saddle River

Upper Saddle River	NJ	4.5	5.64 ft, Sep 16, 1999	1
Ridgewood this gauge	NJ	5.0	11.42 ft, Aug 28, 2011	1
Lodi	NJ	5.5	13.94 ft, Sep 16, 1999	16

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
Westwood	5.0	11.40 ft, Sep 16, 1999	1
Mahwah	8.0	15.78 ft, Aug 28, 2011	3
Lodi	5.5	13.94 ft, Sep 16, 1999	16
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 RWDN4, 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.