Passaic River at Pine Brook NJ

Morris County, New Jersey · USGS gauge 01381900 · NWS PINN4 · Passaic River flood status · New Jersey river levels

Nearby: river levels near Boonton

Is Passaic River at Pine Brook NJ flooding right now?

Passaic River at Pine Brook NJ measured 12.74 ft on 2026-09-11 01:15:00 UTC. That observation was 6.3 ft below its 19 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
12.74 ft
as of 70 min ago
Streamflow
297 cfs
data refreshed 7 min ago

Minor flooding here begins at 19 ft, with major flooding at 21 ft. The highest crest on record was 24.12 ft on Tue, Aug 30, 2011.

Flood forecast

NWS forecast, issued 12 hours ago. Forecasts are issued for select river points and update through the day.

Flood stages at this gauge

CategoryStageCurrent distance
Action18 ft5.3 ft below
Minor flood19 ft6.3 ft below
Moderate flood20 ft7.3 ft below
Major flood21 ft8.3 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
24.12 ft2011-08-30
23.2 ft1903-10-10
22.9 ft1984-04-07
22.32 ft2010-03-16
22.32 ft2007-04-18

Nearby gauges

GaugeDistanceCounty
Passaic River at Horse Neck Bridge near Pine Brook NJ1.7 miMorris County
Whippany River near Pine Brook NJ1.8 miMorris County
Passaic River below Pompton Riv at Two Bridges NJ3.6 miPassaic County
Passaic River at I-80 at Singac NJ3.6 miPassaic County
Beaver Dam Brook at Lincoln Park NJ4.4 miMorris 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