Hackensack River at Hackensack (MLLW)
New Jersey — Water Level & Flood Stage
Located in Bergen County, New Jersey on the Hackensack River. Live water level data from USGS gauge 01378570, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
10.6 ft
Moderate Flood
9.1 ft
Minor Flood
7.8 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
7-Day Water Level Chart
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About This Gauge
USGS Site
NWS LID
HACN4
River
Hackensack River
County
Bergen, NJ
Coordinates
40.8800°N, 74.0400°W
Get Flood Alerts for Hackensack River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Hackensack River at Hackensack (MLLW)?
The Hackensack River at Hackensack (MLLW) gauge is maintained by USGS (site 01378570) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Hackensack River at Hackensack (MLLW)?
The NWS-defined flood stage for Hackensack River at Hackensack (MLLW) is 7.8 feet. Action stage begins at N/A feet. Moderate flooding starts at 9.1 feet, and major flooding at 10.6 feet.
How do I get alerts when Hackensack River rises?
Download StormCast free on Google Play, go to River Gauges, and add Hackensack River at Hackensack (MLLW) to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Hackensack River at Hackensack (MLLW) gauge located?
The gauge is located in Bergen County, New Jersey at coordinates 40.8800°N, 74.0400°W. USGS site number: 01378570. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey