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    ALL DATA ARE AT LOCAL TIME



    USGS 01400000 North Branch Raritan River near Raritan NJ

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text

    National Weather Service flood stage for this gage is 10.0 ft.

    Forecasts for this gage are issued by the National Weather Service routinely year-round.
    Forecast information is available here.


    gage photo LOCATION.--Lat 40°34'14", long 74°40'45" referenced to North American Datum of 1983, Branchburg Township, Somerset County, NJ, Hydrologic Unit 02030105, on right bank, 400 ft upstream from U.S. Route 202, 1.4 mi upstream from confluence with South Branch Raritan River, and 2.7 mi west of Raritan.
    DRAINAGE AREA.--190 mi2.
    PERIOD OF RECORD.--June 1923 to current year. Monthly discharge only for June 1923, published in WSP 1302. Prior to October 1943, published as "at Milltown".
    GAGE.--Water-stage recorder. Concrete control since Sep 1, 1936. Datum of gage is 50.43 ft above NGVD of 1929. Prior to Oct 17, 1936, nonrecording gage at site 30 ft downstream at same datum. Occasionally reservoir releases from Round Valley Reservoir are included in the flow at this gage.
    COOPERATION.--Funding for this gage is provided by the New Jersey Water Supply Authority, the New Jersey Department of Environmental Protection, and the U.S. Geological Survey.

    Boating Safety Tips

    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  2014-08-29
    00065 Gage height 2014-05-01  2014-08-29

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    Summary of all available data for this site
    Instantaneous-data availability statement


    Discharge, cubic feet per second

    Most recent instantaneous value: 49   08-29-2014  07:15 EDT
    Graph of  Discharge, cubic feet per second

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    Daily discharge, cubic feet per second -- statistics for Aug 29 based on 89 years of record more
    Min
    (1932)
    Most Recent
    Instantaneous
    Value Aug 29
    25th
    percen-
    tile
    Median 75th
    percen-
    tile
    Mean Max
    (1971)
    11 49 57 97 183 190 3000


    Gage height, feet

    Most recent instantaneous value: 2.50   08-29-2014  07:15 EDT
    Graph of  Gage height, feet

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