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Water-Year Summary for Site 01478650

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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
00010 Temperature, water(Min.,Max.,Mean)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  

Water year 2024: 2024-10-01 to 2025-09-30
 

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USGS Water-Year Summary 2024
01478650 WHITE CLAY CREEK AT NEWARK, DE
LOCATION - Lat 39°41'21.2", long 75°44'55.5" referenced to North American Datum of 1983, New Castle County, DE, Hydrologic Unit 02040205, on right bank 200 ft upstream from highway bridge on Paper Mill Road, at Newark, and 10.3 mi upstream from mouth.
DRAINAGE AREA - 69 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 1994 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 55.31 ft above North American Vertical Datum of 1988 and 56.45 ft above National Geodetric Vertical Datum of 1929.
REMARKS -
  • Water Years 2022-2023: Records good, except those for estimated discharges, which are poor.
  • Water Year 2021: Records good, except those for the period of July 12-September 14, and those estimated discharges, which are poor.
  • Water Year 2020: Records good, no estimated discharges.
  • Water Year 2019: Records good, except those for estimated discharges, which are poor.
  • Water Year 2018: Records good, no estimated discharges.
  • Water Year 2017: Records good, except those for estimated discharges, which are poor.
  • Water Years 2014-2016: Records good, except those for estimated daily discharges, which are poor.
  • Water Year 2013 and prior years' accuracy statements can be found in Annual Water Data Reports.

  • 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.
    WATER-QUALITY RECORDS
    PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 2018 to current year. SPECIFIC CONDUCTANCE: September 2019 to current year.
    INSTRUMENTATION - Single parameter water-quality monitor: October 2018 to September 2019. Multi-parameter water-quality monitor: September 2019 to current year.
    REMARKS -
  • Missing data due to equipment malfunction.
  • EXTREMES FOR PERIOD OF RECORD -

    TEMPERATURE: Minimum -0.3 °C recorded on January 16, 2022; maximum: 29.2°C, July 21, 2020.

    SPECIFIC CONDUCTANCE: Minimum: 86 µS/cm recorded on September 2, 2021; Maximum: 658 µS/cm recorded on February 24, 2021.