Green Brook at Seeley Mills, NJ

River level and flood forecast · Somerset County

Normal2.1 ftas of Mon 10:55 PM

The river is 3.4 ft below flood stage (5.5 ft).

Flow: 8 cubic feet per second (USGS).

The last 7 days and the forecast

123456WedThuFriSatSunMonTueAction 4.5 ftFlood 5.5 ftNowObserved (ft)NWS forecast

NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.

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Flood stages

Flood stage5.5 ft
Action stage4.5 ft
Record crest (September 2, 2021)9.05 ft

Highest crests on record

  1. 9.05 ft — September 2, 2021
  2. 8.5 ft — September 16, 1999
  3. 7.05 ft — October 19, 1996
  4. 6.46 ft — August 28, 2011
  5. 6.08 ft — September 6, 1979

Recent crests: 5.92 ft (December 18, 2023) · 9.05 ft (September 2, 2021) · 6.46 ft (August 28, 2011) · 5.58 ft (March 13, 2010) · 8.5 ft (September 16, 1999)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (GBKN4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.