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USGS Water-Year Summary 2024
01464000 ASSUNPINK CREEK AT TRENTON, NJ
LOCATION - Lat 40°13'27", long 74°44'57" referenced to North American Datum of 1983, Trenton City, Mercer County, NJ, Hydrologic Unit 02040105, on left bank 20 ft upstream from bridge on Chambers Street (Lincoln Avenue) in Trenton, 0.8 mi downstream of Pond Run, and 1.5 mi upstream from mouth.
DRAINAGE AREA - 90.6 mi².
REVISIONS HISTORY - WDR NJ-82-2: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Continuous-record discharge station, August 1923 to current year.
GAGE - Water-stage recorder with telemetry. Concrete control since July 10, 1932. Datum of gage is 24.76 ft above NGVD of 1929 (levels from New Jersey Geological Survey benchmark).
REMARKS - Records fair, except for estimated discharges, which are poor. Records include water diverted from outside the basin since February 1954 for municipal supply that returns to Assunpink Creek through Ewing-Lawrence Sewerage Authority Treatment Plant, 2.4 mi above station. Some diversion for irrigation in headwaters area during summer months. Flow regulated by several flood-control reservoirs upstream from gage since the mid-1970s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 5,820 ft³/s, Aug 28, 2011, gage height, 15.12 ft; minimum discharge, 1.0 ft³/s, Aug 21, 1931.
