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During winter months, cold and ice may result in inaccurate real-time gage height and streamflow data. Adjustments or deletions of this data can only be done after detailed analysis.

USGS 01463620 Assunpink Creek near Clarksville NJ


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Estimated flood stage for this gage is 8 feet.

gage photoLOCATION. --Lat 40°16'11", long 74°40'19" referenced to North American Datum of 1983, Lawrence Township, Mercer County, NJ, Hydrologic Unit 02040105, on left bank 250 ft upstream from bridge on Quaker Bridge Road (County Route 533), 0.7 mi downstream from dam at Lake Mercer, 1.9 mi south of Clarksville, 2.0 mi upstream from Shipetaukin Creek, and 7.6 mi upstream from mouth.
DRAINAGE AREA. --34.3 mi2.
PERIOD OF RECORD. --Occasional low-flow measurements water years 1963-67. Daily values for October 1972 to September 1981 and March 1992 to October 1995. Daily values for growing season only (growing season is April through October) for April 1996 to October 1999. Daily values for April 2000 to current year.
GAGE. --Water-stage recorder. Datum of gage is 49.28 ft above NGVD of 1929.
EXTREMES OUTSIDE PERIOD OF RECORD. --Flood of Aug 28, 1971 reached a stage of 10.9 ft, discharge, 1,500 ft3/s.
COOPERATION. --Funding for this gage is provided by the Mercer County Park Commission and the U.S. Geological Survey.

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This station managed by the New Jersey Water Science Center.

Available Parameters Available Period
All 2 Available Parameters for this site
00060 Discharge 2007-10-01  2016-09-29
00065 Gage height 2007-10-01  2016-09-29

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Discharge, cubic feet per second

Most recent instantaneous value: 7.4   09-29-2016   21:00 EDT
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Daily discharge, cubic feet per second -- statistics for Sep 29 based on 32 years of record more
Most Recent
Value Sep 29
Median Mean 75th
3.6 7.4 10 23 42 43 216

Gage height, feet

Most recent instantaneous value: 3.60   09-29-2016   21:00 EDT
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