Pequannock River at Riverdale NJ

Morris County, New Jersey · USGS gauge 01382800 · NWS RDLN4 · Pequannock River flood status · New Jersey river levels

Nearby: river levels near Boonton · river levels near Wanaque

Is Pequannock River at Riverdale NJ flooding right now?

Pequannock River at Riverdale NJ measured 2.12 ft on 2026-09-11 01:30:00 UTC. That observation was 5.9 ft below its 8 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
2.12 ft
as of 40 min ago
Streamflow
34 cfs
data refreshed 8 min ago

Minor flooding here begins at 8 ft, with major flooding at 11 ft. The highest crest on record was 13.6 ft on Thu, Apr 5, 1984.

Streamflow outlook

NOAA National Water Model forecast, issued 14 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action7 ft4.9 ft below
Minor flood8 ft5.9 ft below
Moderate flood10 ft7.9 ft below
Major flood11 ft8.9 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
13.6 ft1984-04-05
12.57 ft2011-08-28
9.74 ft2023-12-18
9.36 ft1996-01-27
8.99 ft2021-09-02

Nearby gauges

GaugeDistanceCounty
Ramapo River at Pompton Lakes NJ1.0 miPassaic County
Ramapo River at Dawes Highway at Pompton NJ1.3 miPassaic County
Ramapo River at Lakeside Ave at Pompton Lakes NJ1.4 miPassaic County
Pompton River at Pompton Plains NJ2.2 miPassaic County
Ramapo River at railroad bridge at Oakland NJ3.0 miBergen County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast