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Water-Year Summary for Site 393616075381804

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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
62610 Elevation, GW, NGVD29(Mean,Max.,Min.)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
393616075381804 Dc42-43
Northern Atlantic Coastal Plain aquifer system
Potomac Formation
LOCATION - Lat 39°36'16.75", long 75°38'17.50" referenced to North American Datum of 1983, New Castle County, DE, Hydrologic Unit 02040205,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 108 ft. Upper casing diameter 2 in; top of first opening 102 ft, bottom of last opening 107 ft. Drilled, observation well.
DATUM - Land-surface datum is 44.11 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of inner casing, 1.69 ft above land-surface datum, May 14, 2007 to present.
PERIOD OF RECORD - May 2007 to current year.
GAGE -
  • Water Years 2014-2016: Records good.

    • Water-level measurements by U.S. Geological Survey personnel. Equipped with digital water-level recorder - 15 minute recording interval, May 2007 to December 14, 2016.
    REMARKS - Well PW-6S - Potomac Aquifer Study at Standard Chlorine, Delaware City.
    EXTREMES FOR PERIOD OF RECORD - Highest water-level measured, 4.56 ft above sea level, October 1, 2010 (recorder); lowest measured, -0.66 ft above sea level, December 8, 9, 2008 (recorder). Lowest water level measured during 2010 aquifer pump test was -26.15 ft above sea level, August 31, 2010 (recorder).
    WATER-QUALITY RECORDS
    WELL CHARACTERISTICS - Depth 108 ft. Upper casing diameter 2 in; top of first opening 102 ft, bottom of last opening 107 ft. Drilled, observation well.
    DATUM - Land-surface datum is 44.11 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of inner casing, 1.69 ft above land-surface datum, May 14, 2007 to present.
    PERIOD OF RECORD - Intermittent water-quality data collected August 2007 to current year.