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Delaware River at Washington Crossing — water level right now

Mercer County, New Jersey · NWS gauge WASN4
Loading the latest reading…
–
current stage (ft)
 
16
minor flood stage
 
27.77
record crest
set 1955-08-20
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 12
minor · 16
moderate · 19
major · 22
Flood stageLevel (ft)What it means
Major flood stage22extensive inundation and significant evacuations — a serious event
Moderate flood stage19some buildings and roads inundated; evacuations possible
Minor flood stage16low-lying roads and fields near the river start to flood
Action stage12water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
127.771955-08-20+11.77 above
225.91903-10-11+9.9 above
323.12005-04-04+7.1 above
422.542006-06-29+6.54 above
521.31936-03-19+5.3 above
620.211936-03-13+4.21 above
720.22004-09-19+4.2 above
820.042011-09-08+4.04 above
918.451996-01-21+2.45 above
1016.912021-09-02+0.91 above
1116.471996-01-28+0.47 above
1216.412011-03-12+0.41 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Delaware River at Trenton 7 mi away · loading… Assunpink Creek at Trenton 8 mi away · loading… Assunpink Creek near Mercerville 8 mi away · loading… Delaware River at Stockton 9 mi away · loading… Assunpink Creek at Clarksville 10 mi away · loading… Stony Brook at Princeton 10 mi away · loading…

Gauge details

NWS gauge IDWASN4
USGS site01462500
CountyMercer
StateNew Jersey
NWS forecast officeMount Holly
River forecast centerMiddle Atlantic River Forecast Center
Coordinates40.294, -74.869
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Delaware River at Washington Crossing

Is Delaware River at Washington Crossing flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 16 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Delaware River at Washington Crossing?

major flood stage 22 ft, moderate flood stage 19 ft, minor flood stage 16 ft, action stage 12 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Delaware River at Washington Crossing?

The highest crest on file at this gauge is 27.77 ft, reached on 1955-08-20 — that is 11.77 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Mount Holly and local emergency management.