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  • USGS 01477050 Delaware River at Chester, PA


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    LOCATION.--Lat 39`50'33", long 75`21'28", Delaware County, Hydrologic Unit 02040202, in the pumping house of Kimberly-Clark Paper Company at Chester.
    DRAINAGE AREA.--10,300 mi2.
    PERIOD OF RECORD.--December 1961 to current year.
    PERIOD OF DAILY RECORD.-- SPECIFIC CONDUCTANCE: October 1963 to current year. pH: January 1968 to current year. WATER TEMPERATURE: December 1961 to current year. DISSOLVED OXYGEN: December 1961 to current year.
    INSTRUMENTATION.--Water-quality monitor since December 1961. Probes interfaced with a data collection platform since 1986.
    REMARKS.--Prior to April 1981 sampling site located at auxiliary tidal-gaging station at the end of Reynolds Aluminum Company pier, 0.5 mi downstream from Chester Creek in Chester (latitude 39`50'12", longitude 75`22'00"). Data collection discontinued during winter months. Other interruptions in the record were due to malfunctions of the instrumentation.
    COOPERATION.--Funding for the operation of this station is provided by the Delaware River Basin Commission and the U.S. Geological Survey.
    This station managed by the PAWSC Exton Field Office.

    Available Parameters Available Period
    All 4 Available Parameters for this site
    00095 Specific cond at 25C 2007-10-01  2014-09-02
    00400 pH 2007-10-01  2014-09-02
    00010 Temperature, water 2007-10-01  2014-09-02
    00300 Dissolved oxygen 2007-10-01  2014-09-02

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    Days  (7)

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

    Temperature, water, degrees Celsius

    Most recent instantaneous value: 25.4   09-02-2014  04:30 EDT
    Graph of  Temperature, water, degrees Celsius

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