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Forecast services to continue at Langhorne stream gage during Route 213 bridge construction.  Click here for forecast hydrograph, click here to access temporary USGS observations from a gage 0.55 miles downstream located at Brownsville Rd.

Hydrograph River at a Glance Download Inundation
Mapping
Delaware River at Frenchtown Stage (ft)Highest Observation: 3.52 ft at 8:00PM Mar 23, 2015Observed: 3.49 ft at 9:15PM Mar 23, 2015Observed: 3.49 ft at 9:30PM Mar 23, 2015Observed: 3.48 ft at 9:45PM Mar 23, 2015Observed: 3.48 ft at 10:00PM Mar 23, 2015Observed: 3.47 ft at 10:15PM Mar 23, 2015Observed: 3.47 ft at 10:30PM Mar 23, 2015Observed: 3.47 ft at 10:45PM Mar 23, 2015Observed: 3.47 ft at 11:00PM Mar 23, 2015Observed: 3.47 ft at 11:15PM Mar 23, 2015Observed: 3.46 ft at 11:30PM Mar 23, 2015Observed: 3.46 ft at 11:45PM Mar 23, 2015Observed: 3.46 ft at 12:00AM Mar 24, 2015Observed: 3.46 ft at 12:15AM Mar 24, 2015Observed: 3.46 ft at 12:30AM Mar 24, 2015Observed: 3.46 ft at 12:45AM Mar 24, 2015Observed: 3.46 ft at 1:00AM Mar 24, 2015Observed: 3.46 ft at 1:15AM Mar 24, 2015Observed: 3.46 ft at 1:30AM Mar 24, 2015Observed: 3.46 ft at 1:45AM Mar 24, 2015Observed: 3.46 ft at 2:00AM Mar 24, 2015Observed: 3.46 ft at 2:15AM Mar 24, 2015Observed: 3.46 ft at 2:30AM Mar 24, 2015Observed: 3.46 ft at 2:45AM Mar 24, 2015Observed: 3.47 ft at 3:00AM Mar 24, 2015Observed: 3.46 ft at 3:15AM Mar 24, 2015Observed: 3.47 ft at 3:30AM Mar 24, 2015Observed: 3.47 ft at 3:45AM Mar 24, 2015Observed: 3.47 ft at 4:00AM Mar 24, 2015Observed: 3.47 ft at 4:15AM Mar 24, 2015Observed: 3.47 ft at 4:30AM Mar 24, 2015Observed: 3.47 ft at 4:45AM Mar 24, 2015Observed: 3.47 ft at 5:00AM Mar 24, 2015Observed: 3.47 ft at 5:15AM Mar 24, 2015Observed: 3.48 ft at 5:30AM Mar 24, 2015Observed: 3.48 ft at 5:45AM Mar 24, 2015Observed: 3.47 ft at 6:00AM Mar 24, 2015Observed: 3.47 ft at 6:15AM Mar 24, 2015Observed: 3.47 ft at 6:30AM Mar 24, 2015Observed: 3.46 ft at 6:45AM Mar 24, 2015Observed: 3.46 ft at 7:00AM Mar 24, 2015Observed: 3.46 ft at 7:15AM Mar 24, 2015Observed: 3.45 ft at 7:30AM Mar 24, 2015Observed: 3.45 ft at 7:45AM Mar 24, 2015Observed: 3.45 ft at 8:00AM Mar 24, 2015Observed: 3.44 ft at 8:15AM Mar 24, 2015Observed: 3.43 ft at 8:30AM Mar 24, 2015Observed: 3.43 ft at 8:45AM Mar 24, 2015Observed: 3.43 ft at 9:00AM Mar 24, 2015Observed: 3.42 ft at 9:15AM Mar 24, 2015Observed: 3.42 ft at 9:30AM Mar 24, 2015Observed: 3.42 ft at 9:45AM Mar 24, 2015Observed: 3.42 ft at 10:00AM Mar 24, 2015Observed: 3.42 ft at 10:15AM Mar 24, 2015Observed: 3.41 ft at 10:30AM Mar 24, 2015Observed: 3.41 ft at 10:45AM Mar 24, 2015Observed: 3.42 ft at 11:00AM Mar 24, 2015Observed: 3.42 ft at 11:15AM Mar 24, 2015Observed: 3.42 ft at 11:30AM Mar 24, 2015Observed: 3.42 ft at 11:45AM Mar 24, 2015Observed: 3.42 ft at 12:00PM Mar 24, 2015Observed: 3.43 ft at 12:15PM Mar 24, 2015Observed: 3.43 ft at 12:30PM Mar 24, 2015Observed: 3.44 ft at 12:45PM Mar 24, 2015Observed: 3.43 ft at 1:00PM Mar 24, 2015Observed: 3.43 ft at 1:15PM Mar 24, 2015Observed: 3.43 ft at 1:30PM Mar 24, 2015Observed: 3.44 ft at 1:45PM Mar 24, 2015Observed: 3.44 ft at 2:00PM Mar 24, 2015Observed: 3.44 ft at 2:15PM Mar 24, 2015Observed: 3.45 ft at 2:30PM Mar 24, 2015Observed: 3.45 ft at 2:45PM Mar 24, 2015Observed: 3.44 ft at 3:00PM Mar 24, 2015Observed: 3.45 ft at 3:15PM Mar 24, 2015Observed: 3.44 ft at 3:30PM Mar 24, 2015Observed: 3.44 ft at 3:45PM Mar 24, 2015Observed: 3.44 ft at 4:00PM Mar 24, 2015Observed: 3.44 ft at 4:15PM Mar 24, 2015Observed: 3.43 ft at 4:30PM Mar 24, 2015Observed: 3.43 ft at 4:45PM Mar 24, 2015Observed: 3.43 ft at 5:00PM Mar 24, 2015Observed: 3.43 ft at 5:15PM Mar 24, 2015Observed: 3.42 ft at 5:30PM Mar 24, 2015Observed: 3.42 ft at 5:45PM Mar 24, 2015Observed: 3.41 ft at 6:00PM Mar 24, 2015Observed: 3.41 ft at 6:15PM Mar 24, 2015Observed: 3.41 ft at 6:30PM Mar 24, 2015Observed: 3.4 ft at 6:45PM Mar 24, 2015Observed: 3.4 ft at 7:00PM Mar 24, 2015Observed: 3.4 ft at 7:15PM Mar 24, 2015Observed: 3.39 ft at 7:30PM Mar 24, 2015Observed: 3.39 ft at 7:45PM Mar 24, 2015Observed: 3.39 ft at 8:00PM Mar 24, 2015Observed: 3.38 ft at 8:15PM Mar 24, 2015Observed: 3.38 ft at 8:30PM Mar 24, 2015Observed: 3.37 ft at 8:45PM Mar 24, 2015Observed: 3.37 ft at 9:00PM Mar 24, 2015Observed: 3.36 ft at 9:15PM Mar 24, 2015Observed: 3.36 ft at 9:30PM Mar 24, 2015Observed: 3.35 ft at 9:45PM Mar 24, 2015Observed: 3.35 ft at 10:00PM Mar 24, 2015Observed: 3.34 ft at 10:15PM Mar 24, 2015Observed: 3.33 ft at 10:30PM Mar 24, 2015Observed: 3.33 ft at 10:45PM Mar 24, 2015Observed: 3.32 ft at 11:00PM Mar 24, 2015Observed: 3.32 ft at 11:15PM Mar 24, 2015Observed: 3.32 ft at 11:30PM Mar 24, 2015Observed: 3.31 ft at 11:45PM Mar 24, 2015Observed: 3.31 ft at 12:00AM Mar 25, 2015Observed: 3.31 ft at 12:15AM Mar 25, 2015Observed: 3.3 ft at 12:30AM Mar 25, 2015Observed: 3.3 ft at 12:45AM Mar 25, 2015Observed: 3.3 ft at 1:00AM Mar 25, 2015Observed: 3.29 ft at 1:15AM Mar 25, 2015Observed: 3.29 ft at 1:30AM Mar 25, 2015Observed: 3.29 ft at 1:45AM Mar 25, 2015Observed: 3.29 ft at 2:00AM Mar 25, 2015Observed: 3.28 ft at 2:15AM Mar 25, 2015Observed: 3.28 ft at 2:30AM Mar 25, 2015Observed: 3.28 ft at 2:45AM Mar 25, 2015Observed: 3.28 ft at 3:00AM Mar 25, 2015Observed: 3.28 ft at 3:15AM Mar 25, 2015Observed: 3.28 ft at 3:30AM Mar 25, 2015Observed: 3.28 ft at 3:45AM Mar 25, 2015Observed: 3.28 ft at 4:00AM Mar 25, 2015Observed: 3.28 ft at 4:15AM Mar 25, 2015Observed: 3.27 ft at 4:30AM Mar 25, 2015Observed: 3.27 ft at 4:45AM Mar 25, 2015Observed: 3.27 ft at 5:00AM Mar 25, 2015Observed: 3.27 ft at 5:15AM Mar 25, 2015Observed: 3.27 ft at 5:30AM Mar 25, 2015Observed: 3.27 ft at 5:45AM Mar 25, 2015Observed: 3.26 ft at 6:00AM Mar 25, 2015Observed: 3.26 ft at 6:15AM Mar 25, 2015Observed: 3.26 ft at 6:30AM Mar 25, 2015Observed: 3.25 ft at 6:45AM Mar 25, 2015Observed: 3.25 ft at 7:00AM Mar 25, 2015Observed: 3.25 ft at 7:15AM Mar 25, 2015Observed: 3.25 ft at 7:30AM Mar 25, 2015Observed: 3.24 ft at 7:45AM Mar 25, 2015Observed: 3.24 ft at 8:00AM Mar 25, 2015Observed: 3.24 ft at 8:15AM Mar 25, 2015Observed: 3.25 ft at 8:30AM Mar 25, 2015Observed: 3.25 ft at 8:45AM Mar 25, 2015Observed: 3.24 ft at 9:00AM Mar 25, 2015Observed: 3.25 ft at 9:15AM Mar 25, 2015Observed: 3.25 ft at 9:30AM Mar 25, 2015Observed: 3.26 ft at 9:45AM Mar 25, 2015Observed: 3.26 ft at 10:00AM Mar 25, 2015Observed: 3.26 ft at 10:15AM Mar 25, 2015Observed: 3.27 ft at 10:30AM Mar 25, 2015Observed: 3.27 ft at 10:45AM Mar 25, 2015Observed: 3.26 ft at 11:00AM Mar 25, 2015Observed: 3.27 ft at 11:15AM Mar 25, 2015Observed: 3.27 ft at 11:30AM Mar 25, 2015Observed: 3.27 ft at 11:45AM Mar 25, 2015Observed: 3.25 ft at 12:00PM Mar 25, 2015Observed: 3.24 ft at 12:15PM Mar 25, 2015Observed: 3.23 ft at 12:30PM Mar 25, 2015Observed: 3.28 ft at 12:45PM Mar 25, 2015Observed: 3.29 ft at 1:00PM Mar 25, 2015Observed: 3.26 ft at 1:15PM Mar 25, 2015Observed: 3.28 ft at 1:30PM Mar 25, 2015Observed: 3.28 ft at 1:45PM Mar 25, 2015Observed: 3.31 ft at 2:00PM Mar 25, 2015Observed: 3.31 ft at 2:15PM Mar 25, 2015Observed: 3.3 ft at 2:30PM Mar 25, 2015Observed: 3.3 ft at 2:45PM Mar 25, 2015Observed: 3.29 ft at 3:00PM Mar 25, 2015Observed: 3.29 ft at 3:15PM Mar 25, 2015Observed: 3.28 ft at 3:30PM Mar 25, 2015Observed: 3.28 ft at 3:45PM Mar 25, 2015Observed: 3.27 ft at 4:00PM Mar 25, 2015Observed: 3.27 ft at 4:15PM Mar 25, 2015Observed: 3.26 ft at 4:30PM Mar 25, 2015Observed: 3.26 ft at 4:45PM Mar 25, 2015Observed: 3.26 ft at 5:00PM Mar 25, 2015Observed: 3.26 ft at 5:15PM Mar 25, 2015Observed: 3.26 ft at 5:30PM Mar 25, 2015Observed: 3.26 ft at 5:45PM Mar 25, 2015Observed: 3.25 ft at 6:00PM Mar 25, 2015Observed: 3.25 ft at 6:15PM Mar 25, 2015Observed: 3.26 ft at 6:30PM Mar 25, 2015Observed: 3.26 ft at 6:45PM Mar 25, 2015Observed: 3.26 ft at 7:00PM Mar 25, 2015Observed: 3.26 ft at 7:15PM Mar 25, 2015Observed: 3.25 ft at 7:30PM Mar 25, 2015Observed: 3.25 ft at 7:45PM Mar 25, 2015Observed: 3.25 ft at 8:00PM Mar 25, 2015Observed: 3.25 ft at 8:15PM Mar 25, 2015Observed: 3.25 ft at 8:30PM Mar 25, 2015Observed: 3.24 ft at 8:45PM Mar 25, 2015Observed: 3.24 ft at 9:00PM Mar 25, 2015Observed: 3.24 ft at 9:15PM Mar 25, 2015Observed: 3.23 ft at 9:30PM Mar 25, 2015Observed: 3.22 ft at 9:45PM Mar 25, 2015Observed: 3.22 ft at 10:00PM Mar 25, 2015Observed: 3.22 ft at 10:15PM Mar 25, 2015Observed: 3.22 ft at 10:30PM Mar 25, 2015Observed: 3.21 ft at 10:45PM Mar 25, 2015Observed: 3.21 ft at 11:00PM Mar 25, 2015Observed: 3.2 ft at 11:15PM Mar 25, 2015Observed: 3.2 ft at 11:30PM Mar 25, 2015Observed: 3.2 ft at 11:45PM Mar 25, 2015Observed: 3.19 ft at 12:00AM Mar 26, 2015Observed: 3.18 ft at 12:15AM Mar 26, 2015Observed: 3.18 ft at 12:30AM Mar 26, 2015Observed: 3.18 ft at 12:45AM Mar 26, 2015Observed: 3.17 ft at 1:00AM Mar 26, 2015Observed: 3.17 ft at 1:15AM Mar 26, 2015Observed: 3.16 ft at 1:30AM Mar 26, 2015Observed: 3.16 ft at 1:45AM Mar 26, 2015Observed: 3.16 ft at 2:00AM Mar 26, 2015Observed: 3.16 ft at 2:15AM Mar 26, 2015Observed: 3.15 ft at 2:30AM Mar 26, 2015Observed: 3.15 ft at 2:45AM Mar 26, 2015Observed: 3.15 ft at 3:00AM Mar 26, 2015Observed: 3.15 ft at 3:15AM Mar 26, 2015Observed: 3.14 ft at 3:30AM Mar 26, 2015Observed: 3.14 ft at 3:45AM Mar 26, 2015Observed: 3.14 ft at 4:00AM Mar 26, 2015Observed: 3.14 ft at 4:15AM Mar 26, 2015Observed: 3.14 ft at 4:30AM Mar 26, 2015Observed: 3.13 ft at 4:45AM Mar 26, 2015Observed: 3.12 ft at 5:00AM Mar 26, 2015Observed: 3.12 ft at 5:15AM Mar 26, 2015Observed: 3.12 ft at 5:30AM Mar 26, 2015Observed: 3.11 ft at 5:45AM Mar 26, 2015Observed: 3.11 ft at 6:00AM Mar 26, 2015Observed: 3.11 ft at 6:15AM Mar 26, 2015Observed: 3.1 ft at 6:30AM Mar 26, 2015Observed: 3.1 ft at 6:45AM Mar 26, 2015Observed: 3.1 ft at 7:00AM Mar 26, 2015Observed: 3.09 ft at 7:15AM Mar 26, 2015Observed: 3.09 ft at 7:30AM Mar 26, 2015Observed: 3.09 ft at 7:45AM Mar 26, 2015Observed: 3.09 ft at 8:00AM Mar 26, 2015Observed: 3.09 ft at 8:15AM Mar 26, 2015Observed: 3.08 ft at 8:30AM Mar 26, 2015Observed: 3.08 ft at 8:45AM Mar 26, 2015Observed: 3.08 ft at 9:00AM Mar 26, 2015Observed: 3.08 ft at 9:15AM Mar 26, 2015Observed: 3.08 ft at 9:30AM Mar 26, 2015Observed: 3.08 ft at 9:45AM Mar 26, 2015Observed: 3.08 ft at 10:00AM Mar 26, 2015Observed: 3.08 ft at 10:15AM Mar 26, 2015Observed: 3.08 ft at 10:30AM Mar 26, 2015Observed: 3.09 ft at 10:45AM Mar 26, 2015Observed: 3.09 ft at 11:00AM Mar 26, 2015Observed: 3.09 ft at 11:15AM Mar 26, 2015Observed: 3.09 ft at 11:30AM Mar 26, 2015Observed: 3.1 ft at 11:45AM Mar 26, 2015Observed: 3.11 ft at 12:00PM Mar 26, 2015Observed: 3.11 ft at 12:15PM Mar 26, 2015Observed: 3.11 ft at 12:30PM Mar 26, 2015Observed: 3.11 ft at 12:45PM Mar 26, 2015Observed: 3.12 ft at 1:00PM Mar 26, 2015Observed: 3.12 ft at 1:15PM Mar 26, 2015Observed: 3.12 ft at 1:30PM Mar 26, 2015Observed: 3.14 ft at 1:45PM Mar 26, 2015Observed: 3.15 ft at 2:00PM Mar 26, 2015Observed: 3.15 ft at 2:15PM Mar 26, 2015Observed: 3.15 ft at 2:30PM Mar 26, 2015Observed: 3.15 ft at 2:45PM Mar 26, 2015Observed: 3.15 ft at 3:00PM Mar 26, 2015Observed: 3.15 ft at 3:15PM Mar 26, 2015Observed: 3.16 ft at 3:30PM Mar 26, 2015Observed: 3.15 ft at 3:45PM Mar 26, 2015Observed: 3.16 ft at 4:00PM Mar 26, 2015Observed: 3.16 ft at 4:15PM Mar 26, 2015Observed: 3.16 ft at 4:30PM Mar 26, 2015Observed: 3.16 ft at 4:45PM Mar 26, 2015Observed: 3.16 ft at 5:00PM Mar 26, 2015Observed: 3.16 ft at 5:15PM Mar 26, 2015Observed: 3.17 ft at 5:30PM Mar 26, 2015Observed: 3.18 ft at 5:45PM Mar 26, 2015Observed: 3.17 ft at 6:00PM Mar 26, 2015Observed: 3.18 ft at 6:15PM Mar 26, 2015Observed: 3.18 ft at 6:30PM Mar 26, 2015Observed: 3.18 ft at 6:45PM Mar 26, 2015Observed: 3.19 ft at 7:00PM Mar 26, 2015Forecast: 3.2 ft 8:00PM Mar 26, 2015Forecast: 3.5 ft 2:00AM Mar 27, 2015Forecast: 3.9 ft 8:00AM Mar 27, 2015Forecast: 4.3 ft 2:00PM Mar 27, 2015Forecast: 4.6 ft 8:00PM Mar 27, 2015Forecast: 5 ft 2:00AM Mar 28, 2015Forecast: 5.4 ft 8:00AM Mar 28, 2015Highest Forecast: 5.5 ft 2:00PM Mar 28, 2015Highest Forecast: 5.5 ft 8:00PM Mar 28, 2015Highest Forecast: 5.5 ft 2:00AM Mar 29, 2015Forecast: 5.3 ft 8:00AM Mar 29, 2015USGS--Water Resources of the United StatesFREN4(plotting HGIRG) Graph Created (7:47PM Mar 26, 2015)ObservedForecast (issued 9:49AM Mar 26)Latest observed value: 3.19 ft at 7:00 PM EDT 26-Mar-2015. Flood Stage is 16 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Delaware River at Frenchtown are issued routinely year-round.
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Upstream Gauge - at Riegelsville Upstream Gauge Downstream Gauge Downstream Gauge - at Stockton
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 18
Flood Stage: 16
Action Stage: 14
Low Stage (in feet): 0

Historic Crests
(1) 27.79 ft on 08/20/1955
(2) 24.40 ft on 10/10/1903
(3) 23.60 ft on 04/04/2005
(4) 23.40 ft on 06/29/2006
(5) 21.93 ft on 03/19/1936
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 19.02 ft on 09/09/2011
(2) 16.68 ft on 08/29/2011
(3) 17.21 ft on 03/12/2011
(4) 13.95 ft on 10/02/2010
(5) 23.40 ft on 06/29/2006
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
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
21 Front Street and Railraod Avenue flood in Frenchtown.
17 Treasure Island Scout Camp is flooded. River Road in Erwinna Pennsylvania floods.
16 Portions of River Road and South Washington Street flood.
15.5 Portions of Trenton Avenue take on water.
13 Marshall Island is inundated.
9 Walls Island north of Frenchtown floods.
About This Location Collapse

Latitude: 40.526111° N, Longitude: 75.065000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 16 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 99.88 ft 115.88 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
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.
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Hydrologic Resources Additional Resources
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: 12-Feb-2015 9:36 PM
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