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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 Montague are issued routinely year-round.
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Upstream Gauge - at Matamoras/Port Jervis Upstream Gauge Downstream Gauge Downstream Gauge - at Tocks Island
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 31
Moderate Flood Stage: 28
Flood Stage: 25
Action Stage: 23
Low Stage (in feet): -9999

Historic Crests
(1) 35.15 ft on 08/19/1955
(2) 32.16 ft on 06/29/2006
(3) 31.69 ft on 04/03/2005
(4) 31.10 ft on 10/10/1903
(5) 28.45 ft on 03/18/1936
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(P): Preliminary values subject to further review.

Recent Crests
(1) 32.16 ft on 06/29/2006
(2) 31.69 ft on 04/03/2005
(3) 28.37 ft on 09/18/2004
(4) 26.66 ft on 01/20/1996
(5) 35.15 ft on 08/19/1955
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
35.2 This is the record flood from the remnants of Hurricane Diane in 1955. Widespread flooding with significant damages occurred on both sides of the river.
32.2 During the flood of June 2006, flooding extended up to Metz Road and covered all of Milford Beach area. Several residences were affected. Mashipacong Island was evacuated, as well as 60 residences on River Road in Montague Township. The Dingman's Ferry bridge sustained damage and was closed.
31.7 Dingman's Ferry bridge is closed at this level. Mashipacong Island has been evacuated in the past. Several properties are flooded on River Road in Montague Township, NJ.
31 Milford Beach area inundated to E. Hartford Street. Parts of River Road in Milford are inundated.
28 Flooding extends up Milford Beach Road and along the lowlands nearest the river. Sawkill Creek backs up toward E. Hartford Street. Parts of River Road in Milford begin to flood.
26.7 Inundation of agricultural and recreational areas nearest the river increases. Some evacuations took place on the New Jersey side of the river during the January 1996 flood.
25 Minor flooding begins in the Milford Beach Park area, including Metcalfe Lane.

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) 7 Day (NAEFS) 7 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.

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
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Johnson City, NY 13790
(607) 729-1597
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Page last modified: 2-Nov-2020 7:30 PM
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