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  Notice: New features, functions, and enhancements to AHPS pages as of 8/11/2015. Click here for details

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 Belvidere Stage (ft)Flow (kcfs)Highest Observation: 3.88 ft at 5:00AM Aug 28, 2015Highest Observation: 3.88 ft at 5:15AM Aug 28, 2015Observed: 3.87 ft at 5:30AM Aug 28, 2015Observed: 3.86 ft at 5:45AM Aug 28, 2015Observed: 3.86 ft at 6:00AM Aug 28, 2015Observed: 3.85 ft at 6:15AM Aug 28, 2015Observed: 3.85 ft at 6:30AM Aug 28, 2015Observed: 3.85 ft at 6:45AM Aug 28, 2015Observed: 3.85 ft at 7:00AM Aug 28, 2015Observed: 3.85 ft at 7:15AM Aug 28, 2015Observed: 3.84 ft at 7:30AM Aug 28, 2015Observed: 3.84 ft at 7:45AM Aug 28, 2015Observed: 3.83 ft at 8:00AM Aug 28, 2015Observed: 3.83 ft at 8:15AM Aug 28, 2015Observed: 3.82 ft at 8:30AM Aug 28, 2015Observed: 3.82 ft at 8:45AM Aug 28, 2015Observed: 3.81 ft at 9:00AM Aug 28, 2015Observed: 3.81 ft at 9:15AM Aug 28, 2015Observed: 3.81 ft at 9:30AM Aug 28, 2015Observed: 3.81 ft at 9:45AM Aug 28, 2015Observed: 3.81 ft at 10:00AM Aug 28, 2015Observed: 3.8 ft at 10:15AM Aug 28, 2015Observed: 3.8 ft at 10:30AM Aug 28, 2015Observed: 3.79 ft at 10:45AM Aug 28, 2015Observed: 3.79 ft at 11:00AM Aug 28, 2015Observed: 3.79 ft at 11:15AM Aug 28, 2015Observed: 3.79 ft at 11:30AM Aug 28, 2015Observed: 3.79 ft at 11:45AM Aug 28, 2015Observed: 3.78 ft at 12:00PM Aug 28, 2015Observed: 3.78 ft at 12:15PM Aug 28, 2015Observed: 3.78 ft at 12:30PM Aug 28, 2015Observed: 3.77 ft at 12:45PM Aug 28, 2015Observed: 3.77 ft at 1:00PM Aug 28, 2015Observed: 3.77 ft at 1:15PM Aug 28, 2015Observed: 3.77 ft at 1:30PM Aug 28, 2015Observed: 3.76 ft at 1:45PM Aug 28, 2015Observed: 3.76 ft at 2:00PM Aug 28, 2015Observed: 3.76 ft at 2:15PM Aug 28, 2015Observed: 3.76 ft at 2:30PM Aug 28, 2015Observed: 3.76 ft at 2:45PM Aug 28, 2015Observed: 3.75 ft at 3:00PM Aug 28, 2015Observed: 3.75 ft at 3:15PM Aug 28, 2015Observed: 3.75 ft at 3:30PM Aug 28, 2015Observed: 3.75 ft at 3:45PM Aug 28, 2015Observed: 3.75 ft at 4:00PM Aug 28, 2015Observed: 3.75 ft at 4:15PM Aug 28, 2015Observed: 3.75 ft at 4:30PM Aug 28, 2015Observed: 3.75 ft at 4:45PM Aug 28, 2015Observed: 3.75 ft at 5:00PM Aug 28, 2015Observed: 3.75 ft at 5:15PM Aug 28, 2015Observed: 3.75 ft at 5:30PM Aug 28, 2015Observed: 3.75 ft at 5:45PM Aug 28, 2015Observed: 3.75 ft at 6:00PM Aug 28, 2015Observed: 3.75 ft at 6:15PM Aug 28, 2015Observed: 3.75 ft at 6:30PM Aug 28, 2015Observed: 3.76 ft at 6:45PM Aug 28, 2015Observed: 3.76 ft at 7:00PM Aug 28, 2015Observed: 3.76 ft at 7:15PM Aug 28, 2015Observed: 3.76 ft at 7:30PM Aug 28, 2015Observed: 3.76 ft at 7:45PM Aug 28, 2015Observed: 3.77 ft at 8:00PM Aug 28, 2015Observed: 3.77 ft at 8:15PM Aug 28, 2015Observed: 3.77 ft at 8:30PM Aug 28, 2015Observed: 3.78 ft at 8:45PM Aug 28, 2015Observed: 3.78 ft at 9:00PM Aug 28, 2015Observed: 3.79 ft at 9:15PM Aug 28, 2015Observed: 3.79 ft at 9:30PM Aug 28, 2015Observed: 3.79 ft at 9:45PM Aug 28, 2015Observed: 3.8 ft at 10:00PM Aug 28, 2015Observed: 3.8 ft at 10:15PM Aug 28, 2015Observed: 3.81 ft at 10:30PM Aug 28, 2015Observed: 3.81 ft at 10:45PM Aug 28, 2015Observed: 3.81 ft at 11:00PM Aug 28, 2015Observed: 3.82 ft at 11:15PM Aug 28, 2015Observed: 3.82 ft at 11:30PM Aug 28, 2015Observed: 3.82 ft at 11:45PM Aug 28, 2015Observed: 3.83 ft at 12:00AM Aug 29, 2015Observed: 3.83 ft at 12:15AM Aug 29, 2015Observed: 3.83 ft at 12:30AM Aug 29, 2015Observed: 3.83 ft at 12:45AM Aug 29, 2015Observed: 3.83 ft at 1:00AM Aug 29, 2015Observed: 3.83 ft at 1:15AM Aug 29, 2015Observed: 3.83 ft at 1:30AM Aug 29, 2015Observed: 3.83 ft at 1:45AM Aug 29, 2015Observed: 3.83 ft at 2:00AM Aug 29, 2015Observed: 3.83 ft at 2:15AM Aug 29, 2015Observed: 3.83 ft at 2:30AM Aug 29, 2015Observed: 3.83 ft at 2:45AM Aug 29, 2015Observed: 3.83 ft at 3:00AM Aug 29, 2015Observed: 3.82 ft at 3:15AM Aug 29, 2015Observed: 3.82 ft at 3:30AM Aug 29, 2015Observed: 3.82 ft at 3:45AM Aug 29, 2015Observed: 3.82 ft at 4:00AM Aug 29, 2015Observed: 3.82 ft at 4:15AM Aug 29, 2015Observed: 3.81 ft at 4:30AM Aug 29, 2015Observed: 3.81 ft at 4:45AM Aug 29, 2015Observed: 3.81 ft at 5:00AM Aug 29, 2015Observed: 3.8 ft at 5:15AM Aug 29, 2015Observed: 3.8 ft at 5:30AM Aug 29, 2015Observed: 3.8 ft at 5:45AM Aug 29, 2015Observed: 3.79 ft at 6:00AM Aug 29, 2015Observed: 3.79 ft at 6:15AM Aug 29, 2015Observed: 3.79 ft at 6:30AM Aug 29, 2015Observed: 3.78 ft at 6:45AM Aug 29, 2015Observed: 3.78 ft at 7:00AM Aug 29, 2015Observed: 3.77 ft at 7:15AM Aug 29, 2015Observed: 3.77 ft at 7:30AM Aug 29, 2015Observed: 3.77 ft at 7:45AM Aug 29, 2015Observed: 3.76 ft at 8:00AM Aug 29, 2015Observed: 3.76 ft at 8:15AM Aug 29, 2015Observed: 3.75 ft at 8:30AM Aug 29, 2015Observed: 3.75 ft at 8:45AM Aug 29, 2015Observed: 3.75 ft at 9:00AM Aug 29, 2015Observed: 3.75 ft at 9:15AM Aug 29, 2015Observed: 3.74 ft at 9:30AM Aug 29, 2015Observed: 3.73 ft at 9:45AM Aug 29, 2015Observed: 3.73 ft at 10:00AM Aug 29, 2015Observed: 3.73 ft at 10:15AM Aug 29, 2015Observed: 3.72 ft at 10:30AM Aug 29, 2015Observed: 3.72 ft at 10:45AM Aug 29, 2015Observed: 3.72 ft at 11:00AM Aug 29, 2015Observed: 3.72 ft at 11:15AM Aug 29, 2015Observed: 3.72 ft at 11:30AM Aug 29, 2015Observed: 3.71 ft at 11:45AM Aug 29, 2015Observed: 3.71 ft at 12:00PM Aug 29, 2015Observed: 3.7 ft at 12:15PM Aug 29, 2015Observed: 3.69 ft at 12:30PM Aug 29, 2015Observed: 3.69 ft at 12:45PM Aug 29, 2015Observed: 3.69 ft at 1:00PM Aug 29, 2015Observed: 3.69 ft at 1:15PM Aug 29, 2015Observed: 3.69 ft at 1:30PM Aug 29, 2015Observed: 3.69 ft at 1:45PM Aug 29, 2015Observed: 3.69 ft at 2:00PM Aug 29, 2015Observed: 3.68 ft at 2:15PM Aug 29, 2015Observed: 3.68 ft at 2:30PM Aug 29, 2015Observed: 3.68 ft at 2:45PM Aug 29, 2015Observed: 3.67 ft at 3:00PM Aug 29, 2015Observed: 3.67 ft at 3:15PM Aug 29, 2015Observed: 3.67 ft at 3:30PM Aug 29, 2015Observed: 3.67 ft at 3:45PM Aug 29, 2015Observed: 3.67 ft at 4:00PM Aug 29, 2015Observed: 3.67 ft at 4:15PM Aug 29, 2015Observed: 3.67 ft at 4:30PM Aug 29, 2015Observed: 3.67 ft at 4:45PM Aug 29, 2015Observed: 3.67 ft at 5:00PM Aug 29, 2015Observed: 3.66 ft at 5:15PM Aug 29, 2015Observed: 3.66 ft at 5:30PM Aug 29, 2015Observed: 3.66 ft at 5:45PM Aug 29, 2015Observed: 3.66 ft at 6:00PM Aug 29, 2015Observed: 3.66 ft at 6:15PM Aug 29, 2015Observed: 3.66 ft at 6:30PM Aug 29, 2015Observed: 3.67 ft at 6:45PM Aug 29, 2015Observed: 3.67 ft at 7:00PM Aug 29, 2015Observed: 3.67 ft at 7:15PM Aug 29, 2015Observed: 3.67 ft at 7:30PM Aug 29, 2015Observed: 3.68 ft at 7:45PM Aug 29, 2015Observed: 3.68 ft at 8:00PM Aug 29, 2015Observed: 3.68 ft at 8:15PM Aug 29, 2015Observed: 3.68 ft at 8:30PM Aug 29, 2015Observed: 3.69 ft at 8:45PM Aug 29, 2015Observed: 3.69 ft at 9:00PM Aug 29, 2015Observed: 3.7 ft at 9:15PM Aug 29, 2015Observed: 3.71 ft at 9:30PM Aug 29, 2015Observed: 3.71 ft at 9:45PM Aug 29, 2015Observed: 3.71 ft at 10:00PM Aug 29, 2015Observed: 3.72 ft at 10:15PM Aug 29, 2015Observed: 3.72 ft at 10:30PM Aug 29, 2015Observed: 3.72 ft at 10:45PM Aug 29, 2015Observed: 3.73 ft at 11:00PM Aug 29, 2015Observed: 3.73 ft at 11:15PM Aug 29, 2015Observed: 3.73 ft at 11:30PM Aug 29, 2015Observed: 3.74 ft at 11:45PM Aug 29, 2015Observed: 3.74 ft at 12:00AM Aug 30, 2015Observed: 3.74 ft at 12:15AM Aug 30, 2015Observed: 3.75 ft at 12:30AM Aug 30, 2015Observed: 3.75 ft at 12:45AM Aug 30, 2015Observed: 3.75 ft at 1:00AM Aug 30, 2015Observed: 3.75 ft at 1:15AM Aug 30, 2015Observed: 3.75 ft at 1:30AM Aug 30, 2015Observed: 3.75 ft at 1:45AM Aug 30, 2015Observed: 3.76 ft at 2:00AM Aug 30, 2015Observed: 3.76 ft at 2:15AM Aug 30, 2015Observed: 3.76 ft at 2:30AM Aug 30, 2015Observed: 3.76 ft at 2:45AM Aug 30, 2015Observed: 3.76 ft at 3:00AM Aug 30, 2015Observed: 3.75 ft at 3:15AM Aug 30, 2015Observed: 3.75 ft at 3:30AM Aug 30, 2015Observed: 3.75 ft at 3:45AM Aug 30, 2015Observed: 3.75 ft at 4:00AM Aug 30, 2015Observed: 3.75 ft at 4:15AM Aug 30, 2015Observed: 3.75 ft at 4:30AM Aug 30, 2015Observed: 3.75 ft at 4:45AM Aug 30, 2015Observed: 3.74 ft at 5:00AM Aug 30, 2015Observed: 3.74 ft at 5:15AM Aug 30, 2015Observed: 3.73 ft at 5:30AM Aug 30, 2015Observed: 3.73 ft at 5:45AM Aug 30, 2015Observed: 3.73 ft at 6:00AM Aug 30, 2015Observed: 3.73 ft at 6:15AM Aug 30, 2015Observed: 3.73 ft at 6:30AM Aug 30, 2015Observed: 3.72 ft at 6:45AM Aug 30, 2015Observed: 3.72 ft at 7:00AM Aug 30, 2015Observed: 3.72 ft at 7:15AM Aug 30, 2015Observed: 3.71 ft at 7:30AM Aug 30, 2015Observed: 3.71 ft at 7:45AM Aug 30, 2015Observed: 3.7 ft at 8:00AM Aug 30, 2015Observed: 3.7 ft at 8:15AM Aug 30, 2015Observed: 3.7 ft at 8:30AM Aug 30, 2015Observed: 3.69 ft at 8:45AM Aug 30, 2015Observed: 3.69 ft at 9:00AM Aug 30, 2015Observed: 3.69 ft at 9:15AM Aug 30, 2015Observed: 3.69 ft at 9:30AM Aug 30, 2015Observed: 3.68 ft at 9:45AM Aug 30, 2015Observed: 3.68 ft at 10:00AM Aug 30, 2015Observed: 3.67 ft at 10:15AM Aug 30, 2015Observed: 3.66 ft at 10:30AM Aug 30, 2015Observed: 3.66 ft at 10:45AM Aug 30, 2015Observed: 3.66 ft at 11:00AM Aug 30, 2015Observed: 3.66 ft at 11:15AM Aug 30, 2015Observed: 3.65 ft at 11:30AM Aug 30, 2015Observed: 3.65 ft at 11:45AM Aug 30, 2015Observed: 3.65 ft at 12:00PM Aug 30, 2015Observed: 3.65 ft at 12:15PM Aug 30, 2015Observed: 3.65 ft at 12:30PM Aug 30, 2015Observed: 3.65 ft at 12:45PM Aug 30, 2015Observed: 3.65 ft at 1:00PM Aug 30, 2015Observed: 3.64 ft at 1:15PM Aug 30, 2015Observed: 3.64 ft at 1:30PM Aug 30, 2015Observed: 3.63 ft at 1:45PM Aug 30, 2015Observed: 3.63 ft at 2:00PM Aug 30, 2015Observed: 3.63 ft at 2:15PM Aug 30, 2015Observed: 3.63 ft at 2:30PM Aug 30, 2015Observed: 3.62 ft at 2:45PM Aug 30, 2015Observed: 3.62 ft at 3:00PM Aug 30, 2015Observed: 3.61 ft at 3:15PM Aug 30, 2015Observed: 3.61 ft at 3:30PM Aug 30, 2015Observed: 3.61 ft at 3:45PM Aug 30, 2015Observed: 3.61 ft at 4:00PM Aug 30, 2015Observed: 3.62 ft at 4:15PM Aug 30, 2015Observed: 3.62 ft at 4:30PM Aug 30, 2015Observed: 3.63 ft at 4:45PM Aug 30, 2015Observed: 3.62 ft at 5:00PM Aug 30, 2015Observed: 3.63 ft at 5:15PM Aug 30, 2015Observed: 3.63 ft at 5:30PM Aug 30, 2015Observed: 3.64 ft at 5:45PM Aug 30, 2015Observed: 3.64 ft at 6:00PM Aug 30, 2015Observed: 3.65 ft at 6:15PM Aug 30, 2015Observed: 3.65 ft at 6:30PM Aug 30, 2015Observed: 3.66 ft at 6:45PM Aug 30, 2015Observed: 3.67 ft at 7:00PM Aug 30, 2015Observed: 3.68 ft at 7:15PM Aug 30, 2015Observed: 3.68 ft at 7:30PM Aug 30, 2015Observed: 3.69 ft at 7:45PM Aug 30, 2015Observed: 3.7 ft at 8:00PM Aug 30, 2015Observed: 3.71 ft at 8:15PM Aug 30, 2015Observed: 3.72 ft at 8:30PM Aug 30, 2015Observed: 3.72 ft at 8:45PM Aug 30, 2015Observed: 3.73 ft at 9:00PM Aug 30, 2015Observed: 3.74 ft at 9:15PM Aug 30, 2015Observed: 3.75 ft at 9:30PM Aug 30, 2015Observed: 3.75 ft at 9:45PM Aug 30, 2015Observed: 3.76 ft at 10:00PM Aug 30, 2015Observed: 3.76 ft at 10:15PM Aug 30, 2015Observed: 3.77 ft at 10:30PM Aug 30, 2015Observed: 3.77 ft at 10:45PM Aug 30, 2015Observed: 3.78 ft at 11:00PM Aug 30, 2015Observed: 3.79 ft at 11:15PM Aug 30, 2015Observed: 3.79 ft at 11:30PM Aug 30, 2015Observed: 3.79 ft at 11:45PM Aug 30, 2015Observed: 3.79 ft at 12:00AM Aug 31, 2015Observed: 3.79 ft at 12:15AM Aug 31, 2015Observed: 3.8 ft at 12:30AM Aug 31, 2015Observed: 3.8 ft at 12:45AM Aug 31, 2015Observed: 3.8 ft at 1:00AM Aug 31, 2015Observed: 3.8 ft at 1:15AM Aug 31, 2015Observed: 3.8 ft at 1:30AM Aug 31, 2015Observed: 3.8 ft at 1:45AM Aug 31, 2015Observed: 3.8 ft at 2:00AM Aug 31, 2015Observed: 3.8 ft at 2:15AM Aug 31, 2015Observed: 3.79 ft at 2:30AM Aug 31, 2015Observed: 3.79 ft at 2:45AM Aug 31, 2015Observed: 3.79 ft at 3:00AM Aug 31, 2015Observed: 3.79 ft at 3:15AM Aug 31, 2015Observed: 3.78 ft at 3:30AM Aug 31, 2015Observed: 3.78 ft at 3:45AM Aug 31, 2015Observed: 3.78 ft at 4:00AM Aug 31, 2015Observed: 3.78 ft at 4:15AM Aug 31, 2015Observed: 3.77 ft at 4:30AM Aug 31, 2015Highest Forecast: 3.7 ft 8:00AM Aug 31, 2015Forecast: 3.6 ft 2:00PM Aug 31, 2015Forecast: 3.6 ft 8:00PM Aug 31, 2015Forecast: 3.6 ft 2:00AM Sep 01, 2015Forecast: 3.6 ft 8:00AM Sep 01, 2015Forecast: 3.6 ft 2:00PM Sep 01, 2015Forecast: 3.6 ft 8:00PM Sep 01, 2015Forecast: 3.6 ft 2:00AM Sep 02, 2015Forecast: 3.6 ft 8:00AM Sep 02, 2015USGS--Water Resources of the United StatesBVDN4(plotting HGIRG) Graph Created (4:47AM Aug 31, 2015)ObservedForecast (issued 9:34AM Aug 30)Latest observed value: 3.77 ft at 4:30 AM EDT 31-Aug-2015. Flood Stage is 22 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: The above river forecast includes future rainfall. Forecast stages may be different if the rainfall does not occur.

NOTE: Forecasts for the Delaware River at Belvidere are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Tocks Island Upstream Gauge Downstream Gauge Downstream Gauge - at Easton
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 24
Flood Stage: 22
Action Stage: 18.5
Low Stage (in feet): 0

Historic Crests
(1) 30.21 ft on 08/19/1955
(2) 28.60 ft on 10/10/1903
(3) 27.24 ft on 04/04/2005
(4) 27.16 ft on 06/29/2006
(5) 25.00 ft on 03/19/1936
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.55 ft on 09/09/2011
(2) 19.55 ft on 08/20/2011
(3) 19.65 ft on 03/12/2011
(4) 18.15 ft on 03/11/2011
(5) 27.16 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
30.6 The Belvidere-Riverton Bridge surface floods.
23 Approach roads to the Belvidere-Riverton Bridge in both New Jersey and Pennsylvania begin to flood. On the New Jersey side, Water Street begins to flood and in Pennsylvania, Martins Creek Belvidere Highway takes on water.
20 Backwater from the Delaware River cause problems in the town of Belvidere along the Pequest River.
19 River Road is flooded in Lopatcong Township.
18.5 Hutchinson River Road in Harmony Township takes on water.
14 Low lying areas downstream in Hutchinson and Brainards begin to flood.
About This Location Collapse

Latitude: 40.826389° N, Longitude: 75.082500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 22 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 226.43 ft 248.43 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available 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.
Resources Collapse
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: 13-Aug-2015 1:57 AM
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