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Delaware River at Trenton NJ water level

River gauge, Delaware River, New Jersey, United States

Directions

Below flood stage

Water level

9.02ft Down 0.12 ft over the last 24 hours

Flow
5,990 cfs
Water temperature
57 °F
10 20 30 Highest onrecord 30.60 ft Minor floodstage 20.00 ft

History

8.89.09.2ftOct 16Oct 18Oct 20Oct 21Oct 238.89.09.2ftOct 16Oct 20Oct 23
Water level Forecast Minor flood stage

The forecast expects the river to fall to 8.70 ft by Thursday, October 22 at 08:00 PM. Issued Tuesday, October 20 at 10:16 AM by NOAA National Weather Service.

What this means

The Delaware River at Trenton NJ is at 9.02 ft, in the normal range.

It is 10.98 ft below the flood stage of 20.00 ft.

It has dropped 0.12 ft over the past 24 hours. The forecast expects the river to fall to 8.70 ft by Thursday, October 22 at 08:00 PM. In the last month it has stayed between 8.90 ft and 9.22 ft.

The water temperature at the gauge is 57 °F.

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

Key numbers

Highest on record
30.60 ftMarch 8, 1904
Forecast peak
9.00 ftTuesday, October 20 at 02:00 PM

Floating and fishing near Delaware River at Trenton NJ

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

Flood stage here is 20.00 ft, 10.98 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

25.00 ft
The Delaware River meets the Delaware Canal, backfilling the Rivermawr and Flats neighborhoods making all roads east of the canal impassable.
24.50 ft
Carr's Lane in Yardley begins to flood.
23.00 ft
North and South Bell Avenues in Yardley begin to flood.
22.00 ft
Route 32 in Yardley is flooded in both directions. Up to two feet of water covers portions of Morgan Avenue, Brown Street, Maple Avenue, and Fuld Avenue.
21.50 ft
Ferry Street in Yardley begins to flood.
20.00 ft
Houses on Brown Street in Yardley begin to take on water. Houses on Afton Avenue also take on water. Southbound lanes are closed along stretches of Route 29 in Trenton. Route 32 North is closed in Yardley borough. River Road (Route 32), north of Woodside Road and south of Mt. Eyre Road, in Lower Makefield Township, begins to flood.
19.50 ft
Morgan Avenue in Yardley Borough begins to flood. River Road (PA Rt 32) at East Ferry Road in Lower Makefield Township begins to flood.
18.50 ft
PA Route 32 South at East College Avenue in Yardley borough begins to flood. Water begins to enter Level 1 of the parking garage at the State Capital Building. Sections of Stacey Park in Trenton are closed.
18.00 ft
PA Route 32 North is closed between Brown Street and Maple Avenue.
17.00 ft
PA Route 32 North in Yardley Borough begins to flood between Brown Street and Maple Avenue.
9.02 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Chance of at least minor flooding in October to December: < 5 %.

RankLevelDate
130.60 ftMarch 8, 1904
228.60 ftAugust 20, 1955
328.50 ftOctober 11, 1903
425.33 ftApril 4, 2005
525.09 ftJune 29, 2006
624.43 ftMarch 19, 1936
723.60 ftMarch 2, 1902
823.41 ftSeptember 19, 2004
922.20 ftJanuary 20, 1996
1022.16 ftSeptember 9, 2011

Weather at the gauge

No rain in the last 3 days.

20 Tue 69° 44° – Wind 13 mph
21 Wed 64° 44° – Wind 13 mph
22 Thu 67° 41° – Wind 11 mph
23 Fri 60° 45° – Wind 9 mph
24 Sat 62° 43° – Wind 4 mph
25 Sun 65° 46° – Wind 7 mph
26 Mon 69° 49° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 07:16 AM Sunset 06:13 PM Daylight 10 hr, 58 min Waxing gibbous 70%

Map

Other gauges on the Delaware River

Gauge Level Compared with normal 24 hours Distance
Delaware River at Montague NJRiver gauge, Delaware River 5.46 ft Below flood stage −0.17 ft 75 mi
Delaware River near Delaware Water Gap PaRiver gauge, Delaware River 6.01 ft Below flood stage −0.10 ft 57 mi
Delaware River at Belvidere NJRiver gauge, Delaware River 4.22 ft Below flood stage −0.19 ft 45 mi
Delaware River at US Route 22 at Phillipsburg NJRiver gauge, Delaware River 2.13 ft Below flood stage −0.31 ft 40 mi
Delaware River at Riegelsville NJRiver gauge, Delaware River 3.77 ft Below flood stage −0.19 ft 34 mi
Delaware River at Frenchtown NJRiver gauge, Delaware River 2.19 ft Below flood stage −0.18 ft 26 mi
Delaware River at Stockton NJRiver gauge, Delaware River 1.07 ft Below flood stage −0.17 ft 16 mi
Delaware River at Lambertville NJRiver gauge, Delaware River 0.32 ft Below flood stage −0.19 ft 13 mi
Delaware River at Washington Crossing NJRiver gauge, Delaware River −0.80 ft Below flood stage −0.20 ft 7 mi
Delaware River at Penn's Landing, PhiladelphiaRiver gauge, Delaware River 11.41 ft No reference yet +12.79 ft 27 mi
Delaware River at Del Mem Bridge at WilmingtonTidal gauge, Delaware River 320,000 cfs No reference yet +277,400 cfs 54 mi
Delaware River at New CastleTidal gauge, Delaware River −0.38 ft No reference yet +0.10 ft 58 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Assunpink Creek at Trenton NJRiver gauge, Assunpink Creek 3.03 ft Below flood stage −0.02 ft 1.5 mi
Assunpink Creek below STP near Mercerville NJRiver gauge, Assunpink Creek 2.63 ft Below flood stage ±0 3.2 mi
Shabakunk C at Sylva Lake Dam at Ewingville NJRiver gauge, Shabakunk C 1.0 cfs Low ±0 3.4 mi
Assunpink Creek near Clarksville NJRiver gauge, Assunpink Creek 4.05 ft Below flood stage −0.05 ft 7 mi
D&R Ca feeder US of gate at Washington Crossing NJRiver gauge, D&R Ca feeder US of gate 144 cfs Low +1.0 cfs 7 mi
Delaware and Raritan Canal at Port Mercer NJCanal gauge, Delaware and Raritan Canal 138 cfs Normal +12.0 cfs 8 mi
Stony Brook at Princeton NJRiver gauge, Stony Brook 1.74 ft Below flood stage −0.01 ft 9 mi
Neshaminy Creek near LanghorneRiver gauge, Neshaminy Creek 1.26 ft Below flood stage ±0 10 mi

Questions and answers

What is flood stage for the Delaware River at Trenton NJ?

The official flood stage is 20.00 ft. The level is currently 10.98 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 Delaware River at Trenton NJ today?

On Oct 20, 2026, 01:15 PM EDT, the water level was 9.02 ft. Down 0.12 ft over the last 24 hours.

Is Delaware River at Trenton NJ rising or falling?

Down 0.12 ft over the last 24 hours.

Is the level of Delaware River at Trenton NJ normal?

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

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

The highest level on record is 30.60 ft on March 8, 1904.

Is Delaware River at Trenton NJ expected to rise?

The forecast expects the river to fall to 8.70 ft by Thursday, October 22 at 08:00 PM.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:01463500 (Agency page)
Coordinates
40.22167, -74.77806 (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

ParameterLast valueTime (UTC)Quality
Water level 9.02 ft 2026-10-20 17:15 Provisional
Flow 5,990 cfs 2026-10-20 17:15 Provisional
Water temperature 57 °F 2026-10-20 17:00 Provisional

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How to cite

U.S. Geological Survey: Delaware River at Trenton NJ (usgs:01463500). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/new-jersey/delaware-river-at-trenton-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