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Water-Year Summary for Site 01400360

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00065 Gage height(Max.,Min.)  

Water year 2019: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 40°34'30", long 74°36'57" referenced to North American Datum of 1983, Somerville Borough, Somerset County, NJ, Hydrologic Unit 02030105, on the right bank on the downstream side of the bridge on Mercer Street in Somerville, 0.4 mi downstream from Macs Brook and 0.6 mi upstream from Ross Brook.
DRAINAGE AREA - 7.37 mi².
PERIOD OF RECORD - Annual maximum, water years 1991 to May 2011, March 2012 to current year. Occasional low-flow measurements, water years 2002 to current year.
GAGE - Water-stage and precipitation recorder with telemetry and crest-stage gage. Datum of gage is 42.50 ft above NGVD of 1929.
REMARKS - Annual peak data can be obtained by selecting Peak streamflow from the 'Available data for this site' drop-down menu above or by using this link.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 13.97 ft, Sep 16, 1999.