Rahway River at Rahway NJ water level

Name: Rahway River at Rahway 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, Rahway River, New Jersey, United States

Directions

Below flood stage

Water level

1.54ft Steady over the last 24 hours

Measured Oct 19, 2026, 08:30 AM EDT (1 hour ago)

Flow: 22.8 cfs

History

7 days

Water level Minor flood stage

What this means

The Rahway River at Rahway NJ is at 1.54 ft, in the normal range.

It is 4.46 ft below the flood stage of 6.00 ft.

The level has held steady over the past 24 hours. In the last month it has stayed between 1.54 ft and 1.82 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: 9.60 ftSeptember 17, 1999

Floating and fishing near Rahway River at Rahway NJ

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

Flood stage here is 6.00 ft, 4.46 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	9.60 ft	September 17, 1999
2	8.91 ft	April 16, 2007
3	8.12 ft	March 14, 2010
4	7.88 ft	August 2, 1973
5	7.62 ft	July 15, 1975
6	7.50 ft	October 19, 1996
7	7.08 ft	August 28, 1971
8	6.67 ft	May 29, 1968
9	6.46 ft	November 8, 1977
10	6.43 ft	December 14, 1983

Weather at the gauge

The forecast is not available right now.

Sunrise 07:13 AM Sunset 06:12 PM Daylight 10 hr, 59 min First quarter 59%

Map

Other gauges on the Rahway River

Gauge	Level	Compared with normal	24 hours	Distance
Rahway River near Springfield NJRiver gauge, Rahway River	1.39 ft	Below flood stage	−0.02 ft	5.0 mi
Rahway River at Kenilworth NJRiver gauge, Rahway River	3.83 ft	No reference yet	−0.06 ft	4.1 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Elizabeth River at Ursino Lake at Elizabeth NJRiver gauge, Elizabeth River	11.0 cfs	Normal	−0.4 cfs	5.0 mi
Green Brook at Seeley Mills NJRiver gauge, Green Brook	1.81 ft	Below flood stage	−0.02 ft	7 mi
Stony Brook at North Plainfield NJRiver gauge, Stony Brook	1.92 ft	Below flood stage	+0.04 ft	8 mi
Ohrback Lake at Richmond, Staten IslandLake, Ohrback Lake	249.82 ft	Very high	−0.02 ft	9 mi
Stony Brook at Watchung NJRiver gauge, Stony Brook	9.64 ft	Below flood stage	+0.05 ft	9 mi
Clove Lake at Sunnyside, Staten IslandLake, Clove Lake	129.93 ft	Normal	+0.01 ft	9 mi
Passaic River near Chatham NJRiver gauge, Passaic River	4.08 ft	Below flood stage	−0.08 ft	9 mi
Canoe Brook near Summit NJRiver gauge, Canoe Brook	3.4 cfs	Normal	−1.4 cfs	9 mi

Questions and answers

What is flood stage for the Rahway River at Rahway NJ?

The official flood stage is 6.00 ft. The level is currently 4.46 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 Rahway River at Rahway NJ today?

On Oct 19, 2026, 08:30 AM EDT, the water level was 1.54 ft. Steady over the last 24 hours.

Is Rahway River at Rahway NJ rising or falling?

Steady over the last 24 hours.

Is the level of Rahway River at Rahway NJ normal?

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

What is the highest water level ever recorded at Rahway River at Rahway NJ?

The highest level on record is 9.60 ft on September 17, 1999.

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:01395000 (Agency page)
Coordinates: 40.61889, -74.28333 (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	1.54 ft	2026-10-19 12:30	Provisional
Flow	22.8 cfs	2026-10-19 12:30	Provisional

Download

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How to cite

U.S. Geological Survey: Rahway River at Rahway NJ (usgs:01395000). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-jersey/rahway-river-at-rahway-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