Rivers in New Jersey

Flat Brook above Flatbrookville

Sussex County, New JerseyNWS FLAN4USGS 01440000Mount Holly office

Below flood stage
1.93ftStage

Observed Sun, Sep 20, 11:00 PM EDT

Flood stage
6.00 ft
Record crest
12.90 ft2011

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood9.00 ft
Moderate flood7.00 ft
Minor flood6.00 ft
Action5.00 ft

Crest history

18 crests on NOAA’s list since 1955.

#DateStage
1August 28, 201112.90 ft
2August 19, 195512.58 ft
3April 16, 19839.52 ft
4April 16, 20079.27 ft
5December 21, 19738.56 ft
6September 17, 19998.26 ft
7September 18, 20048.17 ft
8September 2, 20217.75 ft
9April 8, 20227.68 ft
10October 8, 20057.35 ft
11April 3, 20057.27 ft
12January 28, 19967.04 ft
13December 25, 20206.90 ft
14December 19, 20236.77 ft
15April 5, 19846.60 ft
16January 20, 19966.58 ft
17October 20, 19965.76 ft
18April 16, 19965.15 ft

Most recent crests

  • December 19, 2023: 6.77 ft
  • April 8, 2022: 7.68 ft
  • September 2, 2021: 7.75 ft
  • December 25, 2020: 6.90 ft
  • August 28, 2011: 12.90 ft
  • April 16, 2007: 9.27 ft
  • October 8, 2005: 7.35 ft
  • April 3, 2005: 7.27 ft
  • September 18, 2004: 8.17 ft
  • September 17, 1999: 8.26 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.