Rivers in New Jersey

Millstone River at Weston

Somerset County, New JerseyNWS WETN4USGS 01402540Mount Holly office

Below flood stage
6.78ftStage

Observed Mon, Sep 28, 7:45 PM EDT

Flood stage
11.50 ft
Record crest
23.75 ft2021

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood17.00 ft
Moderate flood13.00 ft
Minor flood11.50 ft
Action10.00 ft
  1. 13.00 ftThe D and R Canal is flooded by the Millstone River.
  2. 11.50 ftRiver Road between Yorktown and Amsterdam is subject to closure. Canal Road near Suydam Road floods.
  3. 10.00 ftCauseways are closed due to flooding.

Crest history

17 crests on NOAA’s list since 1938.

#DateStage
1September 2, 202123.75 ft
2September 17, 199923.21 ft
3August 28, 201122.90 ft
4April 16, 200720.20 ft
5August 28, 197119.60 ft
6October 20, 199617.94 ft
7March 14, 201017.85 ft
8May 1, 201416.72 ft
9September 22, 193816.30 ft
10December 19, 202315.98 ft
11January 10, 202415.80 ft
12August 24, 202114.09 ft
13April 3, 200513.60 ft
14November 25, 201812.83 ft
15April 8, 202212.76 ft
16December 28, 202312.38 ft
17June 5, 200310.93 ft

Most recent crests

  • January 10, 2024: 15.80 ft
  • December 28, 2023: 12.38 ft
  • December 19, 2023: 15.98 ft
  • April 8, 2022: 12.76 ft
  • September 2, 2021: 23.75 ft
  • August 24, 2021: 14.09 ft
  • November 25, 2018: 12.83 ft
  • May 1, 2014: 16.72 ft
  • August 28, 2011: 22.90 ft
  • March 14, 2010: 17.85 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.