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Wanaque River at Wanaque, NJ (WNQN4)

Data Type




Inundation Levels
NAVD88 Stage

228.519.3
224.215.0
221.712.5
221.011.8
Record Crest: 10.82 ft
219.610.4
218.59.3
Major Flooding Begins

217.48.2
Moderate Flooding Begins

216.47.2
215.86.6
Minor Flooding Begins

215.15.9
214.65.4
Near Flooding Begins

214.25.0
213.84.6
212.93.7
212.33.1
211.72.5
Below Flooding Begins

* = Extended rating
Weather Forecast Office Philadelphia/Mount Holly, NJ Middle Atlantic River Forecast Center
Hydrograph River at a Glance Download Inundation
Mapping
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Click on mapped inundation to see water depth values for that location, or hold shift and drag to zoom to area.

Current Stage:
1.4 ft at 04/25/2024 21:10:00 UTC
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Inundation Legend
Depth in feet
USGS Gauge Location Gauge Location
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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.

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Map Overlays
Flood Categories (in feet)
Major Flood Stage: 9
Moderate Flood Stage: 8
Flood Stage: 6
Action Stage: 5
Low Stage (in feet): -9999

Historic Crests
(1) 10.82 ft on 04/05/1984
(2) 9.12 ft on 03/31/1951
(3) 8.42 ft on 05/29/1968
(4) 8.03 ft on 03/11/2011
(5) 8.00 ft on 04/07/1924
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.49 ft on 01/10/2024
(2) 6.02 ft on 12/28/2023
(3) 6.11 ft on 12/22/2018
(4) 7.51 ft on 09/08/2011
(5) 7.88 ft on 08/29/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.
Flood Impacts Collapse
If you notice any errors in the below information, please contact our Webmaster
11 Flooding expands in Pompton Lakes. Flooding increases between Hershfield Park Place. Riverdale Road floods. First floor residential flooding occurs.
10 Flooding expands in Pompton Lakes. Roads between Hershfield Park Place and Riverdale Road flood. Residences are flooded, mainly basements.
9 Back Beach Park in Wanaque is completely submerged. 4th Avenue is Wanaque takes on water. Flooding in Pompton Lakes expands between Wanaque Avenue and the Paterson Hamburg Turnpike. Industry and residential homes are flooded.
8 The athletic fields at Back Beach Park in Wanaque flood. Flooding expands across the light industrial area off of Lakeside Avenue in Pompton Lakes. Flooding also expands across VFW Way in Pompton Lakes. Backyard flooding worsens on Henderson Court and Hill Court in Pompton Lakes. Basement flooding is possible.
7 Back Beach Park in Wanaque begins to flood. The light industrial area off of Lakeside Avenue in Pompton Lakes floods. VFW Way in Pompton Lakes begins to flood. Backyards flood on Henderson Court and Hill Court in Pompton Lakes.
6 John E. Murrin Park begins to flood. Hershfield Park floods. The athletic fields begin to take on water. Parking lots and Hershfield Park Place floods. Carlough Field floods.
5 Open adjacent land begins to flood. Waters rise around Wilderness Island Park.
Photos
(1) Wanaque
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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) 10 Day (NAEFS) 10 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.

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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Graphical representation of flood inundation for NWS flood categories are based on steady state hydraulic modeling of water surface elevations for incremented discharges. Map shows approximate inundation areas for given water surface elevations and should not be used for navigation or permitting or other legal purposes, but strictly as a planning reference tool.