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    All Maryland-Delaware-District of Columbia times are reported in Eastern Standard Time (EST). To convert to Eastern Daylight Time (EDT) add 1 hour.


    USGS 01479000 WHITE CLAY CREEK NEAR NEWARK, DE

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text
    LOCATION.--Lat 39°41'57.2", long 75°40'30.1", New Castle County, Hydrologic Unit 02040205,
       on left bank, 0.4 mi downstream from the Baltimore and Ohio Railroad bridge, 1.1 mi downstream from Pike Creek, 
       3.8 mi east of Newark, and 5.0 mi upstream from mouth.
    DRAINAGE AREA.--89.1 mi2.
    PERIOD OF RECORD.--October 1931 to September 1936, June 1943 to September 1957, October 1959 to
       current year. Monthly discharge only for some periods, published in WSP 1302.
    REVISED RECORDS.--WSP 1051:  1933(M).  WSP 1382:  1932, 1934. WDR MD-DE-83-1:  1978-82(P).
    GAGE.--Water-stage recorder.  Datum of gage is 7.86 ft above North American Vertical Datum of 1988. 
       Nov. 17, 1931 to Sept. 30, 1936, June 4, 1943 to Sept. 30, 1957, and Oct. 1, 1959 to Apr. 7, 1976,
       at site 0.5 mi upstream at gage datum 2.6 ft higher.
    REMARKS.--Flow affected by the City of Newark municipal water treatment plant upstream from the station 
       and by periodic withdrawals to maintain storage in the City of Newark's pumped storage reservoir.  
       U. S. Geological Survey satellite data-collection platform at station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 19,500 ft3/s, Sep. 16, 1999,
       gage height, 17.57 ft; maximum gage-height, 17.74 ft, June 22, 1972, at previous site and gage datum;
       minimum discharge, 4.7 ft3/s,  Sept. 11, 1966.
    EXTREMES OUTSIDE PERIOD OF RECORD.--Maximum stage known, 23 ft, previous site and gage datum, in July 1937
       (probably affected by backwater from railroad bridge which has since been raised and widened), from information by
       Baltimore & Ohio Railroad.
    COOPERATION.--Funding for the operation of this station is provided by the Delaware Geological Survey
       and the U. S. Geological Survey.
    CRITICAL LEVELS.--Bankfull stage; 13.5 ft (3,430 ft3/s), flood stage; 13.5 ft (3,430 ft3/s), 
       information provided by the National Weather Service.
    
    Boating safety tips
    This station managed by the MD-DE-DC Water Science Center, Dover office.

    Available Parameters Available Period
    All 2 Available Parameters for this site
      
    00060 Discharge 2007-10-01  2014-08-21
    00065 Gage height 2014-04-23  2014-08-21

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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: 46   08-21-2014  02:15 EST
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    Daily discharge, cubic feet per second -- statistics for Aug 21 based on 74 years of record more
    Min
    (2002)
    25th
    percen-
    tile
    Most Recent
    Instantaneous
    Value Aug 21
    Median Mean 75th
    percen-
    tile
    Max
    (1935)
    6.5 34 46 47 65 79 215


    Gage height, feet

    Most recent instantaneous value: 5.44   08-21-2014  02:15 EST
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