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    ALL DATA ARE EASTERN STANDARD TIME

    USGS 01304500 PECONIC RIVER AT RIVERHEAD NY

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text

    This station is operated in cooperation with:
       Suffolk County Department of Health Services


    LOCATION.--Lat 40°54'49", long 72°41'12" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030202, on right bank 200 ft downstream from Long Island Power Authority dam, 0.4 mi west of Riverhead, and 1.2 mi upstream from outlet of Sweezy Pond.
    DRAINAGE AREA.--74.7 mi2.
    PERIOD OF RECORD.--June 1942 to current year.
    REVISED RECORDS.--WDR NY-09-2: Drainage area.
    GAGE.--Water-stage recorder and concrete control. Datum of gage is 6.54 ft above NGVD of 1929.
    REMARKS.--No estimated daily discharges. Records good. Flow regulated by ponds above station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 225 ft3/s, Jan. 30, 1978, gage height, 1.20 ft, result of regulation; maximum gage height, 2.33 ft, Dec. 11, 1992, backwater from high tide; minimum discharge, 1.4 ft3/s, Jan. 9, 1966, Jan. 31, 1967, Dec. 6, 1969, Jan. 27, 1972, Dec. 10, 11, 1977, all result of freezeup; minimum gage height, 0.08 ft, Jan. 18, 2005, result of freezeup.
    EXTREMES FOR CURRENT YEAR.--Maximum discharge, 201 ft3/s, Apr. 2, gage height, 1.11 ft; minimum discharge, 3.0 ft3/s, Jan. 3, gage height, 0.12 ft, result of freezeup.
    Derived from NY Annual Water-Data Report 2010

    Peak Flow and Stage Information
    This station managed by the NY Water Science Center, Coram Program Office.

    Available Parameters Available Period
    All 2 Available Parameters for this site
      
    00060 Discharge 2007-10-01  2014-08-30
    00065 Gage height 2007-10-01  2014-08-30

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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: 13   08-30-2014  19:00 EST
    Graph of  Discharge, cubic feet per second

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    Daily discharge, cubic feet per second -- statistics for Aug 30 based on 71 years of record more
    Min
    (1966)
    Most Recent
    Instantaneous
    Value Aug 30
    25th
    percen-
    tile
    Median Mean 75th
    percen-
    tile
    Max
    (1989)
    9.1 13 19 24 28 36 74


    Gage height, feet

    Most recent instantaneous value: 0.29   08-30-2014  19:00 EST
    Graph of  Gage height, feet

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