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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.
USGS Water-Year Summary 2024
393548075380101 Dc52-173
Northern Atlantic Coastal Plain aquifer system
Potomac Group or Aquifer
Potomac Group or Aquifer
LOCATION - Lat 39°35'47.77", long 75°38'01.25" referenced to North American Datum of 1983, New Castle County, DE, Hydrologic Unit 02040205,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 238 ft. Upper casing diameter UPPERCASINGDIAMETER; top of first opening OPENTOPVALUE, bottom of last opening OPENBOTTOMVALUE. Drilled observation well.
DATUM - Land-surface datum is 61.06 ft above National Geodetic Vertical Datum of 1929. Measuring point: MEASURINGPOINT.
PERIOD OF RECORD - July 2010 to October 29, 2015.
GAGE - Water Years 2014-2016: Records good.
Water-level measurements by U.S. Geological Survey personnel. Equipped with a digital water-level recorder -15 minute recording interval, June 2011 to October 29, 2015.
Water-level measurements by U.S. Geological Survey personnel. Equipped with a digital water-level recorder -15 minute recording interval, June 2011 to October 29, 2015.
REMARKS - Well PW-16 - USGS Potomac Aquifer Study at Standard Chlorine, Delaware City. Missing data due to instrument removal during water quality sampling.
EXTREMES FOR PERIOD OF RECORD - Highest water-level measured, -4.01 ft above sea level, April 14, 2011; lowest measured, -47.96 ft above sea level, September 22 and 26, 2015.
