Delaware River at Washington Crossing, NJ
River level and flood forecast · Mercer County
The river is 14.6 ft below flood stage (16 ft).
Forecast to fall to 0.4 ft by Thu, Oct 15, 2 PM.
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 3:01 PM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Delaware River at Washington Crossing to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 22 ft |
| Moderate flood stage | 19 ft |
| Flood stage | 16 ft |
| Action stage | 12 ft |
| Record crest (August 20, 1955) | 27.77 ft |
What floods at each level
From the National Weather Service, highest first.
- 22.5 ftRoute 532 at the Canal bridge in Upper Makefield Township is impassable.
- 16.5 ftFlooding begins on Lower River Drive in Washington Crossing State Park. Flooding also occurs on Upper Drive near House #1 in the Titusville section of Hopewell Township.
- 16 ftRiver Road, between Mt. Eyre Road and Gilbert Street, in Upper Makefield Township begins to flood. First floor homes in the area take on water.
- 14 ftIntersection of River Road and overlook in Upper Makefield Township begins to flood.
- 12 ftLow points on the Pennsylvania Route 32 begin to flood.
- 11.5 ftThe intersection of River Road and Jonathan Way just south of the canal in Upper Makefield Township begins to flood.
Highest crests on record
- 27.77 ft — August 20, 1955
- 25.9 ft — October 11, 1903
- 23.1 ft — April 4, 2005
- 22.54 ft — June 29, 2006
- 21.3 ft — March 19, 1936
Recent crests: 16.91 ft (September 2, 2021) · 20.04 ft (September 8, 2011) · 16.06 ft (August 29, 2011) · 16.41 ft (March 12, 2011) · 22.54 ft (June 29, 2006)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (WASN4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.