Rivers in New York

Mahwah River at Suffern

Rockland County, New YorkNWS SUFN6USGS 01387450Upton office

Below flood stage
1.66ftStage

Observed Thu, Sep 24, 12:00 PM EDT

Flood stage
5.00 ft
Record crest
9.70 ft1999

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood10.50 ft
Moderate flood7.00 ft
Minor flood5.00 ft
Action4.50 ft
  1. 10.60 ftMajor flooding along Mahwah River at Suffern. 8 feet of waters into homes basements. Major flooding in homes in the Squires Gate community along the Mahwah River, especially on Lonergan Drive.
  2. 7.00 ftModerate flooding along Mahwah River at Suffern communities. Moderate flooding in homes in the Squires Gate community along the Mahwah River, especially on Lonergan Drive.
  3. 5.00 ftMinor flooding on homes along the Mahwah River at Suffern. Minor flooding in homes in the Squires Gate community along the Mahwah River, especially on Lonergan Drive.

Crest history

1 crests on NOAA’s list since 1999.

#DateStage
1September 16, 19999.70 ft

Most recent crests

  • September 16, 1999: 9.70 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Middle Atlantic River Forecast Center. Forecasts are not available. Only observed stages are available for this point.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.