Whippany River near Pine Brook NJ

Morris County, New Jersey · USGS gauge 01381800 · NWS PNBN4 · Whippany River flood status · New Jersey river levels

Is Whippany River near Pine Brook NJ flooding right now?

Whippany River near Pine Brook NJ measured 2.89 ft on 2026-09-11 01:15:00 UTC. That observation was 6.1 ft below its 9 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height

2.89 ft

as of 55 min ago

Streamflow

52 cfs

data refreshed 8 min ago

Minor flooding here begins at 9 ft. The highest crest on record was 12.54 ft on Tue, Aug 30, 2011.

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

Category	Stage	Current distance
Action	8 ft	5.1 ft below
Minor flood	9 ft	6.1 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

Stage	Date
12.54 ft	2011-08-30
10.09 ft	2007-04-17
9.7 ft	2021-09-03
9.38 ft	2023-12-20
9.22 ft	1996-10-20

Nearby gauges

Gauge	Distance	County
Passaic River at Pine Brook NJ	1.8 mi	Morris County
Passaic River at Horse Neck Bridge near Pine Brook NJ	2.6 mi	Morris County
Rockaway River below Reservoir at Boonton NJ	4.4 mi	Morris County
Rockaway River above Reservoir at Boonton NJ	5.2 mi	Morris County
Passaic River below Pompton Riv at Two Bridges NJ	5.4 mi	Passaic 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