Search
Menu

Explore

Hazards

Analysis

Rankings

Reference

Assunpink Creek at Clarksville

Highest listed crest 10.90 ftFlood stage 8.0 ft6 crests since 1971

The Assunpink Creek at Clarksville crested above flood stage 6 times among the 6 crests the National Weather Service lists from 1971 to 2011. The highest, 10.90 ft on August 28, 1971, was minor flooding, 2.90 feet above flood stage. 1 other gauge on the Assunpink Creek crested above flood stage within a week of it.

The gauge

Highest listed crest
10.90 ft
August 28, 1971
Flood stage
8.0 ft
No major stage set
Crests at major
0
6 above flood stage
Most recent flood crest
August 29, 2011
9.74 ft, minor flooding
Location
Mercer County
Near Trenton (5.8 mi), Princeton (6.1 mi)

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, Assunpink Creek at Clarksville
Action stage7.00—The level at which the NWS or its partners begin to take action
Flood stage (minor)8.06Aug 29, 2011Minimal or no property damage, but possibly some public threat

Every listed crest

6 crests from 1971 to 2011. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the Assunpink Creek at Clarksville, 1971 to 2011 891011ft Flood stage 8.0 ft Aug 28, 1971: 10.90 ft, minor floodingJul 21, 1975: 9.36 ft, minor floodingJan 26, 1978: 8.66 ft, minor floodingFeb 25, 1979: 8.72 ft, minor floodingApr 16, 2007: 9.25 ft, minor floodingAug 29, 2011: 9.74 ft, minor flooding Highest, 10.90 ft, Aug 28, 1971 1980199020002010

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, Assunpink Creek at Clarksville 1970s: 4 4 1980s: 0 1990s: 0 2000s: 1 2010s: 1 1970s1980s1990s2000s2010s
  1. These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
  2. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, Assunpink Creek at Clarksville
1Aug 28, 197110.90+2.90Minor—
2Aug 29, 20119.74+1.74Minor—
3Jul 21, 19759.36+1.36Minor—
4Apr 16, 20079.25+1.25Minor—
5Feb 25, 19798.72+0.72Minor—
6Jan 26, 19788.66+0.66Minor—

The worst floods along the Assunpink Creek

For this gauge's highest crests, the other gauges on the Assunpink Creek that crested above flood stage within a week.

August 28, 1971: 10.90 ft here, minor flooding

  • TrentonNJ · Aug 28, 1971 · 13.46 ft · Major

August 29, 2011: 9.74 ft here, minor flooding

  • TrentonNJ · Aug 28, 2011 · 15.12 ft · Major · its highest

July 21, 1975: 9.36 ft here, minor flooding

  • TrentonNJ · Jul 21, 1975 · 14.61 ft · Major

Gauges on the Assunpink Creek

In USGS station-number order, which runs downstream within a river basin.

Flood gauges on the Assunpink Creek
Clarksville this gaugeNJ8.010.90 ft, Aug 28, 19710
MercervilleNJ9.515.82 ft, Sep 2, 20212
TrentonNJ8.515.12 ft, Aug 28, 20119

Other gauges in Mercer County

Flood gauges in Mercer County
Trenton8.515.12 ft, Aug 28, 20119
Mercerville9.515.82 ft, Sep 2, 20212
Extonville12.017.10 ft, Aug 28, 20110
Trenton20.030.60 ft, Mar 8, 19045
Princeton9.016.23 ft, Aug 28, 20113

Mercer County: every hazard · River floods across the country · New Jersey

NOAA National Water Prediction Service, gauge CLKN4, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.