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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 New Hope-Lambertville Bridge Stage (ft)Observed: -0.14 ft at 4:45PM Nov 25, 2014Observed: -0.14 ft at 5:00PM Nov 25, 2014Observed: -0.14 ft at 5:15PM Nov 25, 2014Observed: -0.13 ft at 5:30PM Nov 25, 2014Observed: -0.13 ft at 5:45PM Nov 25, 2014Observed: -0.12 ft at 6:00PM Nov 25, 2014Observed: -0.12 ft at 6:15PM Nov 25, 2014Observed: -0.12 ft at 6:30PM Nov 25, 2014Observed: -0.12 ft at 6:45PM Nov 25, 2014Observed: -0.12 ft at 7:00PM Nov 25, 2014Observed: -0.11 ft at 7:15PM Nov 25, 2014Observed: -0.11 ft at 7:30PM Nov 25, 2014Observed: -0.11 ft at 7:45PM Nov 25, 2014Observed: -0.11 ft at 8:00PM Nov 25, 2014Observed: -0.11 ft at 8:15PM Nov 25, 2014Observed: -0.11 ft at 8:30PM Nov 25, 2014Observed: -0.11 ft at 8:45PM Nov 25, 2014Observed: -0.11 ft at 9:00PM Nov 25, 2014Observed: -0.11 ft at 9:15PM Nov 25, 2014Observed: -0.11 ft at 9:30PM Nov 25, 2014Observed: -0.11 ft at 9:45PM Nov 25, 2014Observed: -0.1 ft at 10:00PM Nov 25, 2014Observed: -0.11 ft at 10:15PM Nov 25, 2014Observed: -0.1 ft at 10:30PM Nov 25, 2014Observed: -0.1 ft at 10:45PM Nov 25, 2014Observed: -0.1 ft at 11:00PM Nov 25, 2014Observed: -0.1 ft at 11:15PM Nov 25, 2014Observed: -0.1 ft at 11:30PM Nov 25, 2014Observed: -0.09 ft at 11:45PM Nov 25, 2014Observed: -0.09 ft at 12:00AM Nov 26, 2014Observed: -0.1 ft at 12:15AM Nov 26, 2014Observed: -0.09 ft at 12:30AM Nov 26, 2014Observed: -0.09 ft at 12:45AM Nov 26, 2014Observed: -0.09 ft at 1:00AM Nov 26, 2014Observed: -0.09 ft at 1:15AM Nov 26, 2014Observed: -0.09 ft at 1:30AM Nov 26, 2014Observed: -0.09 ft at 1:45AM Nov 26, 2014Observed: -0.1 ft at 2:00AM Nov 26, 2014Observed: -0.1 ft at 2:15AM Nov 26, 2014Observed: -0.1 ft at 2:30AM Nov 26, 2014Observed: -0.1 ft at 2:45AM Nov 26, 2014Observed: -0.1 ft at 3:00AM Nov 26, 2014Observed: -0.1 ft at 3:15AM Nov 26, 2014Observed: -0.1 ft at 3:30AM Nov 26, 2014Observed: -0.11 ft at 3:45AM Nov 26, 2014Observed: -0.11 ft at 4:00AM Nov 26, 2014Observed: -0.11 ft at 4:15AM Nov 26, 2014Observed: -0.13 ft at 4:30AM Nov 26, 2014Observed: -0.16 ft at 4:45AM Nov 26, 2014Observed: -0.12 ft at 5:00AM Nov 26, 2014Observed: -0.13 ft at 5:15AM Nov 26, 2014Observed: -0.14 ft at 5:30AM Nov 26, 2014Observed: -0.14 ft at 5:45AM Nov 26, 2014Observed: -0.13 ft at 6:00AM Nov 26, 2014Observed: -0.17 ft at 6:15AM Nov 26, 2014Observed: -0.15 ft at 6:30AM Nov 26, 2014Observed: -0.14 ft at 6:45AM Nov 26, 2014Observed: -0.15 ft at 7:00AM Nov 26, 2014Observed: -0.18 ft at 7:15AM Nov 26, 2014Observed: -0.17 ft at 7:30AM Nov 26, 2014Observed: -0.18 ft at 7:45AM Nov 26, 2014Observed: -0.16 ft at 8:00AM Nov 26, 2014Observed: -0.15 ft at 8:15AM Nov 26, 2014Observed: -0.16 ft at 8:30AM Nov 26, 2014Observed: -0.15 ft at 8:45AM Nov 26, 2014Observed: -0.15 ft at 9:00AM Nov 26, 2014Observed: -0.16 ft at 9:15AM Nov 26, 2014Observed: -0.13 ft at 9:30AM Nov 26, 2014Observed: -0.14 ft at 9:45AM Nov 26, 2014Observed: -0.12 ft at 10:00AM Nov 26, 2014Observed: -0.11 ft at 10:15AM Nov 26, 2014Observed: -0.12 ft at 10:30AM Nov 26, 2014Observed: -0.12 ft at 10:45AM Nov 26, 2014Observed: -0.13 ft at 11:00AM Nov 26, 2014Observed: -0.13 ft at 11:15AM Nov 26, 2014Observed: -0.11 ft at 11:30AM Nov 26, 2014Observed: -0.1 ft at 11:45AM Nov 26, 2014Observed: -0.1 ft at 12:00PM Nov 26, 2014Observed: -0.11 ft at 12:15PM Nov 26, 2014Observed: -0.09 ft at 12:30PM Nov 26, 2014Observed: -0.08 ft at 12:45PM Nov 26, 2014Observed: -0.09 ft at 1:00PM Nov 26, 2014Observed: -0.09 ft at 1:15PM Nov 26, 2014Observed: -0.08 ft at 1:30PM Nov 26, 2014Observed: -0.06 ft at 1:45PM Nov 26, 2014Observed: -0.05 ft at 2:00PM Nov 26, 2014Observed: -0.07 ft at 2:15PM Nov 26, 2014Observed: -0.07 ft at 2:30PM Nov 26, 2014Observed: -0.06 ft at 2:45PM Nov 26, 2014Observed: -0.05 ft at 3:00PM Nov 26, 2014Observed: -0.06 ft at 3:15PM Nov 26, 2014Observed: -0.06 ft at 3:30PM Nov 26, 2014Observed: -0.05 ft at 3:45PM Nov 26, 2014Observed: -0.07 ft at 4:00PM Nov 26, 2014Observed: -0.03 ft at 4:15PM Nov 26, 2014Observed: -0.04 ft at 4:30PM Nov 26, 2014Observed: -0.05 ft at 4:45PM Nov 26, 2014Observed: -0.03 ft at 5:00PM Nov 26, 2014Observed: -0.04 ft at 5:15PM Nov 26, 2014Observed: -0.03 ft at 5:30PM Nov 26, 2014Observed: -0.03 ft at 5:45PM Nov 26, 2014Observed: -0.02 ft at 6:00PM Nov 26, 2014Observed: -0.04 ft at 6:15PM Nov 26, 2014Observed: -0.02 ft at 6:30PM Nov 26, 2014Observed: -0.04 ft at 6:45PM Nov 26, 2014Observed: -0.04 ft at 7:00PM Nov 26, 2014Observed: -0.04 ft at 7:15PM Nov 26, 2014Observed: -0.05 ft at 7:30PM Nov 26, 2014Observed: -0.04 ft at 7:45PM Nov 26, 2014Observed: -0.05 ft at 8:00PM Nov 26, 2014Observed: -0.03 ft at 8:15PM Nov 26, 2014Observed: -0.03 ft at 8:30PM Nov 26, 2014Observed: 0 ft at 8:45PM Nov 26, 2014Observed: 0.02 ft at 9:00PM Nov 26, 2014Observed: 0.02 ft at 9:15PM Nov 26, 2014Observed: 0.04 ft at 9:30PM Nov 26, 2014Observed: 0.05 ft at 9:45PM Nov 26, 2014Observed: 0.05 ft at 10:00PM Nov 26, 2014Observed: 0.07 ft at 10:15PM Nov 26, 2014Observed: 0.07 ft at 10:30PM Nov 26, 2014Observed: 0.08 ft at 10:45PM Nov 26, 2014Observed: 0.09 ft at 11:00PM Nov 26, 2014Observed: 0.1 ft at 11:15PM Nov 26, 2014Observed: 0.11 ft at 11:30PM Nov 26, 2014Observed: 0.12 ft at 11:45PM Nov 26, 2014Observed: 0.13 ft at 12:00AM Nov 27, 2014Observed: 0.14 ft at 12:15AM Nov 27, 2014Observed: 0.15 ft at 12:30AM Nov 27, 2014Observed: 0.16 ft at 12:45AM Nov 27, 2014Observed: 0.17 ft at 1:00AM Nov 27, 2014Observed: 0.18 ft at 1:15AM Nov 27, 2014Observed: 0.19 ft at 1:30AM Nov 27, 2014Observed: 0.2 ft at 1:45AM Nov 27, 2014Observed: 0.22 ft at 2:00AM Nov 27, 2014Observed: 0.23 ft at 2:15AM Nov 27, 2014Observed: 0.24 ft at 2:30AM Nov 27, 2014Observed: 0.25 ft at 2:45AM Nov 27, 2014Observed: 0.27 ft at 3:00AM Nov 27, 2014Observed: 0.28 ft at 3:15AM Nov 27, 2014Observed: 0.29 ft at 3:30AM Nov 27, 2014Observed: 0.3 ft at 3:45AM Nov 27, 2014Observed: 0.32 ft at 4:00AM Nov 27, 2014Observed: 0.33 ft at 4:15AM Nov 27, 2014Observed: 0.35 ft at 4:30AM Nov 27, 2014Observed: 0.35 ft at 4:45AM Nov 27, 2014Observed: 0.36 ft at 5:00AM Nov 27, 2014Observed: 0.38 ft at 5:15AM Nov 27, 2014Observed: 0.39 ft at 5:30AM Nov 27, 2014Observed: 0.4 ft at 5:45AM Nov 27, 2014Observed: 0.41 ft at 6:00AM Nov 27, 2014Observed: 0.42 ft at 6:15AM Nov 27, 2014Observed: 0.43 ft at 6:30AM Nov 27, 2014Observed: 0.44 ft at 6:45AM Nov 27, 2014Observed: 0.45 ft at 7:00AM Nov 27, 2014Observed: 0.46 ft at 7:15AM Nov 27, 2014Observed: 0.47 ft at 7:30AM Nov 27, 2014Observed: 0.48 ft at 7:45AM Nov 27, 2014Observed: 0.49 ft at 8:00AM Nov 27, 2014Observed: 0.5 ft at 8:15AM Nov 27, 2014Observed: 0.51 ft at 8:30AM Nov 27, 2014Observed: 0.52 ft at 8:45AM Nov 27, 2014Observed: 0.53 ft at 9:00AM Nov 27, 2014Observed: 0.53 ft at 9:15AM Nov 27, 2014Observed: 0.54 ft at 9:30AM Nov 27, 2014Observed: 0.55 ft at 9:45AM Nov 27, 2014Observed: 0.56 ft at 10:00AM Nov 27, 2014Observed: 0.56 ft at 10:15AM Nov 27, 2014Observed: 0.57 ft at 10:30AM Nov 27, 2014Observed: 0.58 ft at 10:45AM Nov 27, 2014Observed: 0.58 ft at 11:00AM Nov 27, 2014Observed: 0.59 ft at 11:15AM Nov 27, 2014Observed: 0.59 ft at 11:30AM Nov 27, 2014Observed: 0.6 ft at 11:45AM Nov 27, 2014Observed: 0.6 ft at 12:00PM Nov 27, 2014Observed: 0.6 ft at 12:15PM Nov 27, 2014Observed: 0.61 ft at 12:30PM Nov 27, 2014Observed: 0.62 ft at 12:45PM Nov 27, 2014Observed: 0.62 ft at 1:00PM Nov 27, 2014Observed: 0.63 ft at 1:15PM Nov 27, 2014Observed: 0.63 ft at 1:30PM Nov 27, 2014Observed: 0.63 ft at 1:45PM Nov 27, 2014Observed: 0.64 ft at 2:00PM Nov 27, 2014Observed: 0.64 ft at 2:15PM Nov 27, 2014Observed: 0.64 ft at 2:30PM Nov 27, 2014Observed: 0.64 ft at 2:45PM Nov 27, 2014Observed: 0.62 ft at 3:00PM Nov 27, 2014Observed: 0.65 ft at 3:15PM Nov 27, 2014Observed: 0.65 ft at 3:30PM Nov 27, 2014Observed: 0.65 ft at 3:45PM Nov 27, 2014Observed: 0.65 ft at 4:00PM Nov 27, 2014Observed: 0.65 ft at 4:15PM Nov 27, 2014Observed: 0.66 ft at 4:30PM Nov 27, 2014Observed: 0.66 ft at 4:45PM Nov 27, 2014Observed: 0.66 ft at 5:00PM Nov 27, 2014Observed: 0.66 ft at 5:15PM Nov 27, 2014Highest Observation: 0.67 ft at 5:30PM Nov 27, 2014Highest Observation: 0.67 ft at 5:45PM Nov 27, 2014Observed: 0.66 ft at 6:00PM Nov 27, 2014Highest Observation: 0.67 ft at 6:15PM Nov 27, 2014Observed: 0.66 ft at 6:30PM Nov 27, 2014Highest Observation: 0.67 ft at 6:45PM Nov 27, 2014Highest Observation: 0.67 ft at 7:00PM Nov 27, 2014Observed: 0.66 ft at 7:15PM Nov 27, 2014Highest Observation: 0.67 ft at 7:30PM Nov 27, 2014Highest Observation: 0.67 ft at 7:45PM Nov 27, 2014Highest Observation: 0.67 ft at 8:00PM Nov 27, 2014Highest Observation: 0.67 ft at 8:15PM Nov 27, 2014Highest Observation: 0.67 ft at 8:30PM Nov 27, 2014Highest Observation: 0.67 ft at 8:45PM Nov 27, 2014Highest Observation: 0.67 ft at 9:00PM Nov 27, 2014Highest Observation: 0.67 ft at 9:15PM Nov 27, 2014Observed: 0.66 ft at 9:30PM Nov 27, 2014Observed: 0.66 ft at 9:45PM Nov 27, 2014Observed: 0.66 ft at 10:00PM Nov 27, 2014Observed: 0.65 ft at 10:15PM Nov 27, 2014Observed: 0.65 ft at 10:30PM Nov 27, 2014Observed: 0.65 ft at 10:45PM Nov 27, 2014Observed: 0.65 ft at 11:00PM Nov 27, 2014Observed: 0.65 ft at 11:15PM Nov 27, 2014Observed: 0.65 ft at 11:30PM Nov 27, 2014Observed: 0.64 ft at 11:45PM Nov 27, 2014Observed: 0.64 ft at 12:00AM Nov 28, 2014Observed: 0.64 ft at 12:15AM Nov 28, 2014Observed: 0.64 ft at 12:30AM Nov 28, 2014Observed: 0.64 ft at 12:45AM Nov 28, 2014Observed: 0.63 ft at 1:00AM Nov 28, 2014Observed: 0.63 ft at 1:15AM Nov 28, 2014Observed: 0.63 ft at 1:30AM Nov 28, 2014Observed: 0.63 ft at 1:45AM Nov 28, 2014Observed: 0.62 ft at 2:00AM Nov 28, 2014Observed: 0.62 ft at 2:15AM Nov 28, 2014Observed: 0.62 ft at 2:30AM Nov 28, 2014Observed: 0.61 ft at 2:45AM Nov 28, 2014Observed: 0.61 ft at 3:00AM Nov 28, 2014Observed: 0.6 ft at 3:15AM Nov 28, 2014Observed: 0.6 ft at 3:30AM Nov 28, 2014Observed: 0.6 ft at 3:45AM Nov 28, 2014Observed: 0.59 ft at 4:00AM Nov 28, 2014Observed: 0.59 ft at 4:15AM Nov 28, 2014Observed: 0.58 ft at 4:30AM Nov 28, 2014Observed: 0.58 ft at 4:45AM Nov 28, 2014Observed: 0.58 ft at 5:00AM Nov 28, 2014Observed: 0.57 ft at 5:15AM Nov 28, 2014Observed: 0.57 ft at 5:30AM Nov 28, 2014Observed: 0.56 ft at 5:45AM Nov 28, 2014Observed: 0.56 ft at 6:00AM Nov 28, 2014Observed: 0.55 ft at 6:15AM Nov 28, 2014Observed: 0.55 ft at 6:30AM Nov 28, 2014Observed: 0.55 ft at 6:45AM Nov 28, 2014Observed: 0.54 ft at 7:00AM Nov 28, 2014Observed: 0.54 ft at 7:15AM Nov 28, 2014Observed: 0.53 ft at 7:30AM Nov 28, 2014Observed: 0.53 ft at 7:45AM Nov 28, 2014Observed: 0.52 ft at 8:00AM Nov 28, 2014Observed: 0.52 ft at 8:15AM Nov 28, 2014Observed: 0.51 ft at 8:30AM Nov 28, 2014Observed: 0.5 ft at 8:45AM Nov 28, 2014Observed: 0.5 ft at 9:00AM Nov 28, 2014Observed: 0.48 ft at 9:15AM Nov 28, 2014Observed: 0.44 ft at 9:30AM Nov 28, 2014Observed: 0.43 ft at 9:45AM Nov 28, 2014Observed: 0.43 ft at 10:00AM Nov 28, 2014Observed: 0.42 ft at 10:15AM Nov 28, 2014Observed: 0.42 ft at 10:30AM Nov 28, 2014Observed: 0.42 ft at 10:45AM Nov 28, 2014Observed: 0.4 ft at 11:00AM Nov 28, 2014Observed: 0.4 ft at 11:15AM Nov 28, 2014Observed: 0.39 ft at 11:30AM Nov 28, 2014Observed: 0.4 ft at 11:45AM Nov 28, 2014Observed: 0.4 ft at 12:00PM Nov 28, 2014Observed: 0.39 ft at 12:15PM Nov 28, 2014Observed: 0.38 ft at 12:30PM Nov 28, 2014Observed: 0.38 ft at 12:45PM Nov 28, 2014Observed: 0.39 ft at 1:00PM Nov 28, 2014Observed: 0.37 ft at 1:15PM Nov 28, 2014Observed: 0.36 ft at 1:30PM Nov 28, 2014Observed: 0.35 ft at 1:45PM Nov 28, 2014Observed: 0.35 ft at 2:00PM Nov 28, 2014Observed: 0.35 ft at 2:15PM Nov 28, 2014Observed: 0.35 ft at 2:30PM Nov 28, 2014Observed: 0.35 ft at 2:45PM Nov 28, 2014Observed: 0.35 ft at 3:00PM Nov 28, 2014Observed: 0.34 ft at 3:15PM Nov 28, 2014Observed: 0.34 ft at 3:30PM Nov 28, 2014Observed: 0.34 ft at 3:45PM Nov 28, 2014Highest Forecast: 0.3 ft 7:00PM Nov 28, 2014Highest Forecast: 0.3 ft 1:00AM Nov 29, 2014Forecast: 0.2 ft 7:00AM Nov 29, 2014Forecast: 0.1 ft 1:00PM Nov 29, 2014Forecast: 0.1 ft 7:00PM Nov 29, 2014Forecast: 0 ft 1:00AM Nov 30, 2014Forecast: 0 ft 7:00AM Nov 30, 2014Forecast: -0.1 ft 1:00PM Nov 30, 2014Forecast: -0.1 ft 7:00PM Nov 30, 2014Forecast: -0.1 ft 1:00AM Dec 01, 2014Forecast: -0.1 ft 7:00AM Dec 01, 2014USGS--Water Resources of the United StatesNHPP1(plotting HGIRG) Graph Created (4:33PM Nov 28, 2014)ObservedForecast (issued 9:40AM Nov 28)Latest observed value: 0.34 ft at 3:45 PM EST 28-Nov-2014. Flood Stage is 13 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Delaware River at New Hope-Lambertville Bridge are issued routinely year-round.
Return to Area Map
Upstream Gauge - at Stockton Upstream Gauge Downstream Gauge Downstream Gauge - at Washington Crossing
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 15
Flood Stage: 13
Action Stage: 12
Low Stage (in feet): 0

Historic Crests
(1) 24.16 ft on 08/20/1955
(2) 21.80 ft on 10/11/1903
(3) 19.60 ft on 04/04/2005
(4) 19.08 ft on 06/29/2006 (P)
(5) 17.90 ft on 01/08/1841
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.10 ft on 09/09/2011
(2) 12.74 ft on 08/29/2011
(3) 13.07 ft on 03/12/2011
(4) 19.08 ft on 06/29/2006 (P)
(5) 19.60 ft on 04/04/2005
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
26 Extensive flooding in Lambertville with all of the low-lying areas of town inundated.
17 Water is up to the top of the Free Bridge piers.
16.5 Water is two-thirds of the way up Coryelle Street in New Hope.
16 Water is at the top of the wall in the Waterworks Parking Garage (river side) in New Hope.
15 River Road in New Hope begins to flood.
14.5 Park floods on East Ferry Street in New Hope. Patio floods in rear of the Landing. Waterview parking gagages in New Hope begin to flood.
14 Water covers the entire parking garage at the Waterworks Condominiums in New Hope.
13.5 Flooding occurs on Waterloo Street in New Hope via storm sewers.
13 Water is at the top of the stone retaining wall at the Landing in New hope. The Waterworks Condominium parking garage in New Hope begins to flood. Residents along the north and south ends of Lambert Lane in Lambertville sustain minor flooding, basements begin to flood.
12.5 The lower parking lot begins to flood at the Lambertville Station Inn and Restaurant.
About This Location Collapse

Latitude: 40.364722° N, Longitude: 74.948889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13 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 49.00 ft 62.00 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: 20-Nov-2014 2:01 AM
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