TornadoLiveMap

Millstone River at Millstone — water level right now

Somerset County, New Jersey · NWS gauge MITN4
Loading the latest reading…
–
current stage (ft)
 
10
minor flood stage
 
22.45
record crest
set 2021-09-02
–
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 · 8
minor · 10
moderate · 11
major · 16
Flood stageLevel (ft)What it means
Major flood stage16extensive inundation and significant evacuations — a serious event
Moderate flood stage11some buildings and roads inundated; evacuations possible
Minor flood stage10low-lying roads and fields near the river start to flood
Action stage8water is approaching flood level — time to pay attention

Highest floods on record here

#Crest (ft)Datevs. minor flood stage
122.452021-09-02+12.45 above
222.31999-09-17+12.3 above
322.32011-08-28+12.3 above
420.12007-04-16+10.1 above
517.42010-03-14+7.4 above
616.882014-05-01+6.88 above
715.372023-12-19+5.37 above
814.72021-08-23+4.7 above
914.652024-01-10+4.65 above
1013.92005-10-12+3.9 above
1112.82018-11-26+2.8 above
1212.712018-05-28+2.71 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

Millstone River at Blackwells Mills 2 mi away · loading… Millstone River at Weston 2 mi away · loading… Middle Brook at Bound Brook 4 mi away · loading… Pike Run at Belle Mead 4 mi away · loading… Raritan River at Bound Brook 4 mi away · loading… Raritan River at Manville 4 mi away · loading…

Gauge details

NWS gauge IDMITN4
USGS site01402500
CountySomerset
StateNew Jersey
NWS forecast officeMount Holly
River forecast centerMiddle Atlantic River Forecast Center
Coordinates40.503, -74.587
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 Millstone River at Millstone

Is Millstone River at Millstone 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 10 ft. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Millstone River at Millstone?

major flood stage 16 ft, moderate flood stage 11 ft, minor flood stage 10 ft, action stage 8 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

What is the record flood at Millstone River at Millstone?

The highest crest on file at this gauge is 22.45 ft, reached on 2021-09-02 — that is 12.45 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.