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A new USGS gauge is being installed on the new Route 213 Bridge near Langhorne.  During the gage checkout period, continue to 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
Delaware River at Tocks Island Stage (ft)Flow (kcfs)Highest Observation: 7.63 ft at 5:15AM Jan 15, 2017Observed: 7.61 ft at 5:30AM Jan 15, 2017Observed: 7.61 ft at 5:45AM Jan 15, 2017Observed: 7.61 ft at 6:00AM Jan 15, 2017Observed: 7.59 ft at 6:15AM Jan 15, 2017Observed: 7.59 ft at 6:30AM Jan 15, 2017Observed: 7.59 ft at 6:45AM Jan 15, 2017Observed: 7.59 ft at 7:00AM Jan 15, 2017Observed: 7.59 ft at 7:15AM Jan 15, 2017Observed: 7.57 ft at 7:30AM Jan 15, 2017Observed: 7.58 ft at 7:45AM Jan 15, 2017Observed: 7.56 ft at 8:00AM Jan 15, 2017Observed: 7.58 ft at 8:15AM Jan 15, 2017Observed: 7.56 ft at 8:30AM Jan 15, 2017Observed: 7.56 ft at 8:45AM Jan 15, 2017Observed: 7.56 ft at 9:00AM Jan 15, 2017Observed: 7.55 ft at 9:15AM Jan 15, 2017Observed: 7.55 ft at 9:30AM Jan 15, 2017Observed: 7.54 ft at 9:45AM Jan 15, 2017Observed: 7.54 ft at 10:00AM Jan 15, 2017Observed: 7.53 ft at 10:15AM Jan 15, 2017Observed: 7.53 ft at 10:30AM Jan 15, 2017Observed: 7.54 ft at 10:45AM Jan 15, 2017Observed: 7.52 ft at 11:00AM Jan 15, 2017Observed: 7.5 ft at 11:15AM Jan 15, 2017Observed: 7.47 ft at 11:30AM Jan 15, 2017Observed: 7.42 ft at 11:45AM Jan 15, 2017Observed: 7.36 ft at 12:00PM Jan 15, 2017Observed: 7.32 ft at 12:15PM Jan 15, 2017Observed: 7.28 ft at 12:30PM Jan 15, 2017Observed: 7.27 ft at 12:45PM Jan 15, 2017Observed: 7.26 ft at 1:00PM Jan 15, 2017Observed: 7.25 ft at 1:15PM Jan 15, 2017Observed: 7.24 ft at 1:30PM Jan 15, 2017Observed: 7.24 ft at 1:45PM Jan 15, 2017Observed: 7.23 ft at 2:00PM Jan 15, 2017Observed: 7.23 ft at 2:15PM Jan 15, 2017Observed: 7.23 ft at 2:30PM Jan 15, 2017Observed: 7.21 ft at 2:45PM Jan 15, 2017Observed: 7.21 ft at 3:00PM Jan 15, 2017Observed: 7.22 ft at 3:15PM Jan 15, 2017Observed: 7.22 ft at 3:30PM Jan 15, 2017Observed: 7.21 ft at 3:45PM Jan 15, 2017Observed: 7.21 ft at 4:00PM Jan 15, 2017Observed: 7.2 ft at 4:15PM Jan 15, 2017Observed: 7.18 ft at 4:30PM Jan 15, 2017Observed: 7.18 ft at 4:45PM Jan 15, 2017Observed: 7.18 ft at 5:00PM Jan 15, 2017Observed: 7.17 ft at 5:15PM Jan 15, 2017Observed: 7.17 ft at 5:30PM Jan 15, 2017Observed: 7.16 ft at 5:45PM Jan 15, 2017Observed: 7.16 ft at 6:00PM Jan 15, 2017Observed: 7.17 ft at 6:15PM Jan 15, 2017Observed: 7.17 ft at 6:30PM Jan 15, 2017Observed: 7.16 ft at 6:45PM Jan 15, 2017Observed: 7.18 ft at 7:00PM Jan 15, 2017Observed: 7.17 ft at 7:15PM Jan 15, 2017Observed: 7.16 ft at 7:30PM Jan 15, 2017Observed: 7.17 ft at 7:45PM Jan 15, 2017Observed: 7.16 ft at 8:00PM Jan 15, 2017Observed: 7.16 ft at 8:15PM Jan 15, 2017Observed: 7.16 ft at 8:30PM Jan 15, 2017Observed: 7.15 ft at 8:45PM Jan 15, 2017Observed: 7.13 ft at 9:00PM Jan 15, 2017Observed: 7.12 ft at 9:15PM Jan 15, 2017Observed: 7.13 ft at 9:30PM Jan 15, 2017Observed: 7.1 ft at 9:45PM Jan 15, 2017Observed: 7.1 ft at 10:00PM Jan 15, 2017Observed: 7.09 ft at 10:15PM Jan 15, 2017Observed: 7.08 ft at 10:30PM Jan 15, 2017Observed: 7.06 ft at 10:45PM Jan 15, 2017Observed: 7.03 ft at 11:00PM Jan 15, 2017Observed: 7.02 ft at 11:15PM Jan 15, 2017Observed: 7.01 ft at 11:30PM Jan 15, 2017Observed: 6.99 ft at 11:45PM Jan 15, 2017Observed: 6.97 ft at 12:00AM Jan 16, 2017Observed: 6.96 ft at 12:15AM Jan 16, 2017Observed: 6.96 ft at 12:30AM Jan 16, 2017Observed: 6.97 ft at 12:45AM Jan 16, 2017Observed: 6.98 ft at 1:00AM Jan 16, 2017Observed: 7 ft at 1:15AM Jan 16, 2017Observed: 7.01 ft at 1:30AM Jan 16, 2017Observed: 7.02 ft at 1:45AM Jan 16, 2017Observed: 7.03 ft at 2:00AM Jan 16, 2017Observed: 7.03 ft at 2:15AM Jan 16, 2017Observed: 7.05 ft at 2:30AM Jan 16, 2017Observed: 7.05 ft at 2:45AM Jan 16, 2017Observed: 7.06 ft at 3:00AM Jan 16, 2017Observed: 7.07 ft at 3:15AM Jan 16, 2017Observed: 7.06 ft at 3:30AM Jan 16, 2017Observed: 7.08 ft at 3:45AM Jan 16, 2017Observed: 7.08 ft at 4:00AM Jan 16, 2017Observed: 7.09 ft at 4:15AM Jan 16, 2017Observed: 7.1 ft at 4:30AM Jan 16, 2017Observed: 7.1 ft at 4:45AM Jan 16, 2017Observed: 7.09 ft at 5:00AM Jan 16, 2017Observed: 7.11 ft at 5:15AM Jan 16, 2017Observed: 7.1 ft at 5:30AM Jan 16, 2017Observed: 7.1 ft at 5:45AM Jan 16, 2017Observed: 7.11 ft at 6:00AM Jan 16, 2017Observed: 7.11 ft at 6:15AM Jan 16, 2017Observed: 7.1 ft at 6:30AM Jan 16, 2017Observed: 7.1 ft at 6:45AM Jan 16, 2017Observed: 7.09 ft at 7:00AM Jan 16, 2017Observed: 7.09 ft at 7:15AM Jan 16, 2017Observed: 7.08 ft at 7:30AM Jan 16, 2017Observed: 7.09 ft at 7:45AM Jan 16, 2017Observed: 7.08 ft at 8:00AM Jan 16, 2017Observed: 7.07 ft at 8:15AM Jan 16, 2017Observed: 7.07 ft at 8:30AM Jan 16, 2017Observed: 7.06 ft at 8:45AM Jan 16, 2017Observed: 7.06 ft at 9:00AM Jan 16, 2017Observed: 7.05 ft at 9:15AM Jan 16, 2017Observed: 7.06 ft at 9:30AM Jan 16, 2017Observed: 7.05 ft at 9:45AM Jan 16, 2017Observed: 7.04 ft at 10:00AM Jan 16, 2017Observed: 7.03 ft at 10:15AM Jan 16, 2017Observed: 7.04 ft at 10:30AM Jan 16, 2017Observed: 7.04 ft at 10:45AM Jan 16, 2017Observed: 7.02 ft at 11:00AM Jan 16, 2017Observed: 7.01 ft at 11:15AM Jan 16, 2017Observed: 7 ft at 11:30AM Jan 16, 2017Observed: 6.98 ft at 11:45AM Jan 16, 2017Observed: 6.93 ft at 12:00PM Jan 16, 2017Observed: 6.87 ft at 12:15PM Jan 16, 2017Observed: 6.81 ft at 12:30PM Jan 16, 2017Observed: 6.76 ft at 12:45PM Jan 16, 2017Observed: 6.72 ft at 1:00PM Jan 16, 2017Observed: 6.7 ft at 1:15PM Jan 16, 2017Observed: 6.69 ft at 1:30PM Jan 16, 2017Observed: 6.68 ft at 1:45PM Jan 16, 2017Observed: 6.68 ft at 2:00PM Jan 16, 2017Observed: 6.68 ft at 2:15PM Jan 16, 2017Observed: 6.68 ft at 2:30PM Jan 16, 2017Observed: 6.69 ft at 2:45PM Jan 16, 2017Observed: 6.71 ft at 3:00PM Jan 16, 2017Observed: 6.7 ft at 3:15PM Jan 16, 2017Observed: 6.71 ft at 3:30PM Jan 16, 2017Observed: 6.7 ft at 3:45PM Jan 16, 2017Observed: 6.72 ft at 4:00PM Jan 16, 2017Observed: 6.71 ft at 4:15PM Jan 16, 2017Observed: 6.72 ft at 4:30PM Jan 16, 2017Observed: 6.73 ft at 4:45PM Jan 16, 2017Observed: 6.72 ft at 5:00PM Jan 16, 2017Observed: 6.72 ft at 5:15PM Jan 16, 2017Observed: 6.71 ft at 5:30PM Jan 16, 2017Observed: 6.7 ft at 5:45PM Jan 16, 2017Observed: 6.71 ft at 6:00PM Jan 16, 2017Observed: 6.7 ft at 6:15PM Jan 16, 2017Observed: 6.7 ft at 6:30PM Jan 16, 2017Observed: 6.69 ft at 6:45PM Jan 16, 2017Observed: 6.68 ft at 7:00PM Jan 16, 2017Observed: 6.69 ft at 7:15PM Jan 16, 2017Observed: 6.69 ft at 7:30PM Jan 16, 2017Observed: 6.68 ft at 7:45PM Jan 16, 2017Observed: 6.69 ft at 8:00PM Jan 16, 2017Observed: 6.69 ft at 8:15PM Jan 16, 2017Observed: 6.68 ft at 8:30PM Jan 16, 2017Observed: 6.68 ft at 8:45PM Jan 16, 2017Observed: 6.68 ft at 9:00PM Jan 16, 2017Observed: 6.68 ft at 9:15PM Jan 16, 2017Observed: 6.69 ft at 9:30PM Jan 16, 2017Observed: 6.68 ft at 9:45PM Jan 16, 2017Observed: 6.68 ft at 10:00PM Jan 16, 2017Observed: 6.67 ft at 10:15PM Jan 16, 2017Observed: 6.66 ft at 10:30PM Jan 16, 2017Observed: 6.66 ft at 10:45PM Jan 16, 2017Observed: 6.66 ft at 11:00PM Jan 16, 2017Observed: 6.66 ft at 11:15PM Jan 16, 2017Observed: 6.65 ft at 11:30PM Jan 16, 2017Observed: 6.65 ft at 11:45PM Jan 16, 2017Observed: 6.65 ft at 12:00AM Jan 17, 2017Observed: 6.64 ft at 12:15AM Jan 17, 2017Observed: 6.63 ft at 12:30AM Jan 17, 2017Observed: 6.63 ft at 12:45AM Jan 17, 2017Observed: 6.63 ft at 1:00AM Jan 17, 2017Observed: 6.63 ft at 1:15AM Jan 17, 2017Observed: 6.62 ft at 1:30AM Jan 17, 2017Observed: 6.61 ft at 1:45AM Jan 17, 2017Observed: 6.61 ft at 2:00AM Jan 17, 2017Observed: 6.6 ft at 2:15AM Jan 17, 2017Observed: 6.6 ft at 2:30AM Jan 17, 2017Observed: 6.6 ft at 2:45AM Jan 17, 2017Observed: 6.59 ft at 3:00AM Jan 17, 2017Observed: 6.59 ft at 3:15AM Jan 17, 2017Observed: 6.58 ft at 3:30AM Jan 17, 2017Observed: 6.58 ft at 3:45AM Jan 17, 2017Observed: 6.59 ft at 4:00AM Jan 17, 2017Observed: 6.58 ft at 4:15AM Jan 17, 2017Observed: 6.58 ft at 4:30AM Jan 17, 2017Observed: 6.58 ft at 4:45AM Jan 17, 2017Observed: 6.58 ft at 5:00AM Jan 17, 2017Observed: 6.58 ft at 5:15AM Jan 17, 2017Observed: 6.59 ft at 5:30AM Jan 17, 2017Observed: 6.59 ft at 5:45AM Jan 17, 2017Observed: 6.6 ft at 6:00AM Jan 17, 2017Observed: 6.59 ft at 6:15AM Jan 17, 2017Observed: 6.6 ft at 6:30AM Jan 17, 2017Observed: 6.61 ft at 6:45AM Jan 17, 2017Observed: 6.62 ft at 7:00AM Jan 17, 2017Observed: 6.62 ft at 7:15AM Jan 17, 2017Observed: 6.62 ft at 7:30AM Jan 17, 2017Observed: 6.62 ft at 7:45AM Jan 17, 2017Observed: 6.62 ft at 8:00AM Jan 17, 2017Observed: 6.62 ft at 8:15AM Jan 17, 2017Observed: 6.63 ft at 8:30AM Jan 17, 2017Observed: 6.62 ft at 8:45AM Jan 17, 2017Observed: 6.61 ft at 9:00AM Jan 17, 2017Observed: 6.61 ft at 9:15AM Jan 17, 2017Observed: 6.62 ft at 9:30AM Jan 17, 2017Observed: 6.61 ft at 9:45AM Jan 17, 2017Observed: 6.61 ft at 10:00AM Jan 17, 2017Observed: 6.61 ft at 10:15AM Jan 17, 2017Observed: 6.59 ft at 10:30AM Jan 17, 2017Observed: 6.59 ft at 10:45AM Jan 17, 2017Observed: 6.59 ft at 11:00AM Jan 17, 2017Observed: 6.58 ft at 11:15AM Jan 17, 2017Observed: 6.58 ft at 11:30AM Jan 17, 2017Observed: 6.57 ft at 11:45AM Jan 17, 2017Observed: 6.55 ft at 12:00PM Jan 17, 2017Observed: 6.55 ft at 12:15PM Jan 17, 2017Observed: 6.54 ft at 12:30PM Jan 17, 2017Observed: 6.54 ft at 12:45PM Jan 17, 2017Observed: 6.53 ft at 1:00PM Jan 17, 2017Observed: 6.52 ft at 1:15PM Jan 17, 2017Observed: 6.52 ft at 1:30PM Jan 17, 2017Observed: 6.52 ft at 1:45PM Jan 17, 2017Observed: 6.52 ft at 2:00PM Jan 17, 2017Observed: 6.51 ft at 2:15PM Jan 17, 2017Observed: 6.51 ft at 2:30PM Jan 17, 2017Observed: 6.5 ft at 2:45PM Jan 17, 2017Observed: 6.5 ft at 3:00PM Jan 17, 2017Observed: 6.49 ft at 3:15PM Jan 17, 2017Observed: 6.49 ft at 3:30PM Jan 17, 2017Observed: 6.49 ft at 3:45PM Jan 17, 2017Observed: 6.49 ft at 4:00PM Jan 17, 2017Observed: 6.48 ft at 4:15PM Jan 17, 2017Observed: 6.49 ft at 4:30PM Jan 17, 2017Observed: 6.49 ft at 4:45PM Jan 17, 2017Observed: 6.48 ft at 5:00PM Jan 17, 2017Observed: 6.47 ft at 5:15PM Jan 17, 2017Observed: 6.48 ft at 5:30PM Jan 17, 2017Observed: 6.47 ft at 5:45PM Jan 17, 2017Observed: 6.48 ft at 6:00PM Jan 17, 2017Observed: 6.47 ft at 6:15PM Jan 17, 2017Observed: 6.47 ft at 6:30PM Jan 17, 2017Observed: 6.46 ft at 6:45PM Jan 17, 2017Observed: 6.46 ft at 7:00PM Jan 17, 2017Observed: 6.46 ft at 7:15PM Jan 17, 2017Observed: 6.45 ft at 7:30PM Jan 17, 2017Observed: 6.45 ft at 7:45PM Jan 17, 2017Observed: 6.46 ft at 8:00PM Jan 17, 2017Observed: 6.45 ft at 8:15PM Jan 17, 2017Observed: 6.45 ft at 8:30PM Jan 17, 2017Observed: 6.44 ft at 8:45PM Jan 17, 2017Observed: 6.45 ft at 9:00PM Jan 17, 2017Observed: 6.44 ft at 9:15PM Jan 17, 2017Observed: 6.43 ft at 9:30PM Jan 17, 2017Observed: 6.43 ft at 9:45PM Jan 17, 2017Observed: 6.43 ft at 10:00PM Jan 17, 2017Observed: 6.43 ft at 10:15PM Jan 17, 2017Observed: 6.43 ft at 10:30PM Jan 17, 2017Observed: 6.42 ft at 10:45PM Jan 17, 2017Observed: 6.42 ft at 11:00PM Jan 17, 2017Observed: 6.43 ft at 11:15PM Jan 17, 2017Observed: 6.42 ft at 11:30PM Jan 17, 2017Observed: 6.41 ft at 11:45PM Jan 17, 2017Observed: 6.41 ft at 12:00AM Jan 18, 2017Observed: 6.41 ft at 12:15AM Jan 18, 2017Observed: 6.41 ft at 12:30AM Jan 18, 2017Observed: 6.4 ft at 12:45AM Jan 18, 2017Observed: 6.41 ft at 1:00AM Jan 18, 2017Observed: 6.4 ft at 1:15AM Jan 18, 2017Observed: 6.39 ft at 1:30AM Jan 18, 2017Observed: 6.4 ft at 1:45AM Jan 18, 2017Observed: 6.39 ft at 2:00AM Jan 18, 2017Observed: 6.39 ft at 2:15AM Jan 18, 2017Observed: 6.39 ft at 2:30AM Jan 18, 2017Observed: 6.38 ft at 2:45AM Jan 18, 2017Observed: 6.38 ft at 3:00AM Jan 18, 2017Observed: 6.39 ft at 3:15AM Jan 18, 2017Observed: 6.38 ft at 3:30AM Jan 18, 2017Observed: 6.37 ft at 3:45AM Jan 18, 2017Observed: 6.38 ft at 4:00AM Jan 18, 2017Observed: 6.38 ft at 4:15AM Jan 18, 2017Forecast: 6.8 ft 7:00AM Jan 18, 2017Forecast: 7.1 ft 1:00PM Jan 18, 2017Forecast: 7.4 ft 7:00PM Jan 18, 2017Forecast: 7.6 ft 1:00AM Jan 19, 2017Highest Forecast: 7.8 ft 7:00AM Jan 19, 2017Highest Forecast: 7.8 ft 1:00PM Jan 19, 2017Forecast: 7.7 ft 7:00PM Jan 19, 2017Forecast: 7.6 ft 1:00AM Jan 20, 2017Forecast: 7.4 ft 7:00AM Jan 20, 2017USGS--Water Resources of the United StatesTKSN4(plotting HGIRG) Graph Created (5:02AM Jan 18, 2017)ObservedForecast (issued 9:31AM Jan 17)Latest observed value: 6.38 ft at 4:15 AM EST 18-Jan-2017. Flood Stage is 21 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the Delaware River at Tocks Island are issued routinely year-round.
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Upstream Gauge - at Montague Upstream Gauge Downstream Gauge Downstream Gauge - at Belvidere
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 23
Flood Stage: 21
Action Stage: 20
Low Stage (in feet): 0

Historic Crests
(1) 37.40 ft on 08/19/1955
(2) 33.87 ft on 06/28/2006
(3) 33.24 ft on 04/03/2005
(4) 30.34 ft on 09/19/2004
(5) 28.40 ft on 01/20/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 24.95 ft on 09/09/2011
(2) 23.21 ft on 08/29/2011
(3) 22.88 ft on 03/12/2011
(4) 20.54 ft on 03/07/2011
(5) 33.87 ft on 06/28/2006
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 All delaware water gap recreation resources are impacted, including natural and cultural resources, archeological sites, visitor use facilities, and infrastructure such as roads, bridges, and utilities.
25 Campsites in Worthington State Forest in New Jersey flood.
23 Route 209 is closed.
22 Many local roads that connect to Route 209, River Road, and other park roads are closed.
21 Approach roads to the Shawnee Inn flood. Route 209 begins to flood.
About This Location Collapse

Latitude: 41.013333° N, Longitude: 75.086111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 21 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 29 293.64 ft 314.64 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.
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: 21-Dec-2016 10:38 PM
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