Saddle River at Upper Saddle River

Highest listed crest 5.64 ftFlood stage 4.5 ft10 crests since 1973

The Saddle River at Upper Saddle River crested at major flood stage 1 time among the 10 crests the National Weather Service lists from 1973 to 2010. The highest, 5.64 ft on September 16, 1999, was major flooding, 1.14 feet above flood stage. 1 other gauge on the Saddle River crested above flood stage within a week of it, 1 at its own highest listed crest.

The gauge

Highest listed crest: 5.64 ft; September 16, 1999
Flood stage: 4.5 ft; Major flooding from 5.5 ft
Crests at major: 1; 68th of 125 gauges in New Jersey
Most recent flood crest: August 22, 2010; 4.64 ft, minor flooding
Location: Bergen County; Near Montvale (2.5 mi), Ramsey (2.7 mi), Airmont (2.8 mi)
Identifiers: NWS SADN4; USGS 01390450

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 Upper Saddle River

Action stage	4.0	1	Aug 12, 2000	The level at which the NWS or its partners begin to take action
Flood stage (minor)	4.5	6	Aug 22, 2010	Minimal or no property damage, but possibly some public threat
Moderate flood stage	5.0	2	Nov 8, 1977	Some inundation of structures and roads near the stream
Major flood stage	5.5	1	Sep 16, 1999	Extensive inundation of structures and roads

Every listed crest

10 crests from 1973 to 2010. Filled: at or above flood stage. Hover a crest for its date and stage.

Crests at or above flood stage, by decade

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 Upper Saddle River

1	Sep 16, 1999	5.64	+1.14	Major	—
2	Nov 8, 1977	5.25	+0.75	Moderate	—
3	Feb 2, 1973	5.02	+0.52	Moderate	—
4	Apr 15, 2007	4.86	+0.36	Minor	—
5	Aug 22, 2010	4.64	+0.14	Minor	—
6	Sep 18, 2004	4.58	+0.08	Minor	—
7	Nov 28, 1993	4.57	+0.07	Minor	—
8	Aug 4, 2003	4.55	+0.05	Minor	—
9	Oct 8, 2005	4.51	+0.01	Minor	—
10	Aug 12, 2000	4.26	−0.24	Action	—

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.

September 16, 1999: 5.64 ft here, major flooding

LodiNJ · Sep 16, 1999 · 13.94 ft · Major · its highest

November 8, 1977: 5.25 ft here, moderate flooding

LodiNJ · Nov 9, 1977 · 12.36 ft · Major

February 2, 1973: 5.02 ft here, moderate flooding

LodiNJ · Feb 3, 1973 · 9.17 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 this gauge	NJ	4.5	5.64 ft, Sep 16, 1999	1
Ridgewood	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
Ridgewood	5.0	11.42 ft, Aug 28, 2011	1

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

NOAA National Water Prediction Service, gauge SADN4, 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.