Stony Brook at Princeton NJ

Mercer County, New Jersey · USGS gauge 01401000 · NWS PCTN4 · New Jersey river levels

Nearby: river levels near Princeton Nj · river levels near Washington Crossing Nj

Is Stony Brook at Princeton NJ flooding right now?

No — Stony Brook at Princeton NJ is at 1.62 ft, 7.4 ft below its 9 ft flood stage, as of 59 min ago.

Gauge height
1.62 ft
as of 59 min ago
Streamflow
14 cfs
data refreshed 13 min ago

Minor flooding here begins at 9 ft, with major flooding at 14 ft. The highest crest on record was 16.23 ft on Sun, Aug 28, 2011.

Flood stages at this gauge

CategoryStageCurrent distance
Action8 ft6.4 ft below
Minor flood9 ft7.4 ft below
Moderate flood11 ft9.4 ft below
Major flood14 ft12.4 ft below

Highest crests on record

StageDate
16.23 ft2011-08-28
14.26 ft1971-08-28
14.02 ft1999-09-16
12.48 ft2021-08-22
12.27 ft1996-01-19

Nearby gauges

GaugeDistanceCounty
Millstone River at Plainsboro NJ3.6 miMiddlesex County
Millstone River at Carnegie Lake at Princeton NJ4.1 miMiddlesex County
Assunpink Creek near Clarksville NJ4.4 miMercer County
Assunpink Creek below STP near Mercerville NJ6.4 miMercer County
Shabakunk C at Sylva Lake Dam at Ewingville NJ6.4 miMercer 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