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Advanced Hydrologic Prediction Service
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This probabilistic forecast is issued by the Middle Atlantic River Forecast Center.
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About this graph
Forecasts for the Delaware River at Washington Crossing are issued routinely year-round.
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Upstream Gauge - at New Hope-Lambertville Bridge Upstream Gauge Downstream Gauge Downstream Gauge - at Trenton
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 22
Moderate Flood Stage: 19
Flood Stage: 16
Action Stage: 12
Low Stage (in feet): -9999

Historic Crests
(1) 27.77 ft on 08/20/1955
(2) 25.90 ft on 10/11/1903
(3) 23.10 ft on 04/04/2005
(4) 22.54 ft on 06/29/2006 (P)
(5) 21.30 ft on 03/19/1936
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 16.91 ft on 09/02/2021
(2) 20.04 ft on 09/08/2011
(3) 16.06 ft on 08/29/2011
(4) 16.41 ft on 03/12/2011
(5) 22.54 ft on 06/29/2006 (P)
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
22.5 Route 532 at the Canal bridge in Upper Makefield Township is impassable.
16.5 Flooding 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 River 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 Intersection of River Road and overlook in Upper Makefield Township begins to flood.
12 Low points on the Pennsylvania Route 32 begin to flood.
11.5 The intersection of River Road and Jonathan Way just south of the canal in Upper Makefield Township begins to flood.
(1) Ice at Washington Crossing Bridge

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 10 Day (NAEFS) 10 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

During winter months, cold and ice may result in inaccurate real-time stream stage and streamflow data. Adjustments or deletions of this data can only be done after detailed analysis.
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Philadelphia/Mount Holly Weather Forecast Office
732 Woodlane Road
Mount Holly, NJ 08060-9615
(609) 261-6600
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Page last modified: 2-Nov-2020 7:30 PM
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