TornadoLiveMap

Stony Brook at North Plainfield — water level right now

Somerset County, New Jersey · NWS gauge STBN4
Loading the latest reading…
–
current stage (ft)
 
7
minor flood stage
 
10.65
record crest
set 1973-08-02
–
flood status
official NWS category
Official NOAA forecast → USGS data → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 6
minor · 7
Flood stageLevel (ft)What it means
Minor flood stage7low-lying roads and fields near the river start to flood
Action stage6water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
110.651973-08-02+3.65 above
2101938-07-23+3 above
38.852021-09-02+1.85 above
48.361999-09-16+1.36 above
58.362011-08-28+1.36 above
68.351996-10-19+1.35 above
77.772007-04-27+0.77 above
87.052014-04-30+0.05 above

Historic crests recorded at this gauge by the National Weather Service — the 12 highest on file.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Stony Brook at Watchung 1 mi away · loading… Green Brook at Plainfield 2 mi away · loading… Green Brook at Seeley Mills 3 mi away · loading… Bound Brook at Middlesex 5 mi away · loading… Passaic River near Millington 6 mi away · loading… Middle Brook at Bound Brook 7 mi away · loading…

Gauge details

NWS gauge IDSTBN4
USGS site01403570
CountySomerset
StateNew Jersey
NWS forecast officeMount Holly
River forecast centerMiddle Atlantic River Forecast Center
Coordinates40.622, -74.436
Time zoneEST5EDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Stony Brook at North Plainfield

Is Stony Brook at North Plainfield flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Minor flooding at this gauge begins at 7 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Stony Brook at North Plainfield?

minor flood stage 7 ft, action stage 6 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Stony Brook at North Plainfield?

The highest crest on file at this gauge is 10.65 ft, reached on 1973-08-02 — that is 3.65 ft above minor flood stage. The full list of the highest crests is in the table on this page.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Mount Holly and local emergency management.