Stony Brook at North Plainfield NJ water level

Name: Stony Brook at North Plainfield NJ water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Stony Brook, New Jersey, United States

Directions

Below flood stage

Water level

1.98ft Up 0.08 ft over the last 24 hours

Measured Oct 19, 2026, 02:30 AM EDT (20 min ago)

History

7 days

Water level Minor flood stage

What this means

Stony Brook at North Plainfield NJ is at 1.98 ft, in the normal range.

It is 5.02 ft below the flood stage of 7.00 ft.

It has risen 0.08 ft over the past 24 hours. There is still 5.02 ft of room before flood stage. In the last month it has stayed between 1.88 ft and 2.08 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 10.65 ftAugust 2, 1973

Floating and fishing near Stony Brook at North Plainfield NJ

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 7.00 ft, 5.02 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

Highest crests on record

Rank	Level	Date
1	10.65 ft	August 2, 1973
2	10.00 ft	July 23, 1938
3	8.85 ft	September 2, 2021
4	8.36 ft	September 16, 1999
5	8.36 ft	August 28, 2011
6	8.35 ft	October 19, 1996
7	7.77 ft	April 27, 2007
8	7.05 ft	April 30, 2014

Weather at the gauge

The forecast is not available right now.

Sunrise 07:14 AM Sunset 06:13 PM Daylight 10 hr, 59 min First quarter 56%

Map

Other gauges on Stony Brook

Gauge	Level	Compared with normal	24 hours	Distance
Stony Brook near West SuffieldRiver gauge, Stony Brook	5.2 cfs	Normal	−4.4 cfs	129 mi
Stony Brook at Princeton NJRiver gauge, Stony Brook	1.78 ft	Below flood stage	−0.08 ft	24 mi
Stony Brook at Watchung NJRiver gauge, Stony Brook	9.70 ft	Below flood stage	+0.09 ft	1.3 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Green Brook at Seeley Mills NJRiver gauge, Green Brook	1.81 ft	Below flood stage	−0.03 ft	3.5 mi
Bound Brook at Middlesex NJRiver gauge, Bound Brook	1.69 ft	Below flood stage	−0.03 ft	4.5 mi
Passaic River near Millington NJRiver gauge, Passaic River	5.12 ft	Below flood stage	−0.17 ft	6 mi
Middle Brook at Bound Brook NJRiver gauge, Middle Brook	4.13 ft	Below flood stage	−0.03 ft	7 mi
Passaic River near Chatham NJRiver gauge, Passaic River	4.11 ft	Below flood stage	−0.07 ft	8 mi
Raritan River below Calco Dam at Bound Brook NJRiver gauge, Raritan River	17.38 ft	Below flood stage	−0.22 ft	8 mi
Rahway River near Springfield NJRiver gauge, Rahway River	1.40 ft	Below flood stage	−0.03 ft	8 mi
Rahway River at Rahway NJRiver gauge, Rahway River	1.55 ft	Below flood stage	−0.05 ft	8 mi

Questions and answers

What is flood stage for Stony Brook at North Plainfield NJ?

The official flood stage is 7.00 ft. The level is currently 5.02 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Stony Brook at North Plainfield NJ today?

On Oct 19, 2026, 02:30 AM EDT, the water level was 1.98 ft. Up 0.08 ft over the last 24 hours.

Is Stony Brook at North Plainfield NJ rising or falling?

Up 0.08 ft over the last 24 hours.

Is the level of Stony Brook at North Plainfield NJ normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Stony Brook at North Plainfield NJ?

The highest level on record is 10.65 ft on August 2, 1973.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:01403570 (Agency page)
Coordinates: 40.62194, -74.43611 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	1.98 ft	2026-10-19 06:30	Provisional

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How to cite

U.S. Geological Survey: Stony Brook at North Plainfield NJ (usgs:01403570). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-jersey/stony-brook-at-north-plainfield-nj

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer