Millstone River at Griggstown NJ

Somerset County, New Jersey · USGS gauge 01401750 · NWS GTNN4 · Millstone River flood status · New Jersey river levels

Nearby: river levels near Manville Nj · river levels near Princeton Nj

Is Millstone River at Griggstown NJ flooding right now?

No — Millstone River at Griggstown NJ is at 3.86 ft, 6.1 ft below its 10 ft flood stage, as of 44 min ago.

Gauge height
3.86 ft
as of 44 min ago
Streamflow
data refreshed 12 min ago

Minor flooding here begins at 10 ft, with major flooding at 15 ft. The highest crest on record was 24.21 ft on Sun, Aug 28, 2011.

Flood stages at this gauge

CategoryStageCurrent distance
Action9.5 ft5.6 ft below
Minor flood10 ft6.1 ft below
Moderate flood12 ft8.1 ft below
Major flood15 ft11.1 ft below

Highest crests on record

StageDate
24.21 ft2011-08-28
23.36 ft2021-09-02
23.2 ft1999-09-16
22.7 ft1971-08-28
22.16 ft2007-04-16

Last 7 days

flood stage 10 ft

Past 7 days · 3.00–10.00 ft

Nearby gauges

GaugeDistanceCounty
Pike Run at Belle Mead NJ2.5 miSomerset County
Millstone River at Blackwells Mills NJ3.3 miSomerset County
Royce Brook tributary near Belle Mead NJ4.4 miSomerset County
Royce Brook at Hamilton Road near Manville NJ4.6 miSomerset County
Millstone River at Millstone NJ4.6 miSomerset County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast