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Water-Year Summary for Site 381805075063501

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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
62611 Elevation, GW, NAVD88(Max.,Min.,Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
381805075063501 WO Cg 102
Northern Atlantic Coastal Plain aquifer system
Sinepuxent Formation
LOCATION - Lat 38°18'05.4", long 75°06'35.5" referenced to North American Datum of 1983, Worcester County, MD, Hydrologic Unit 02040303,
WELL CHARACTERISTICS - Depth 57.4 ft. Upper casing diameter 2 in; top of first opening 52.4 ft, bottom of last opening 57.4 ft.
DATUM - Land-surface datum is 10.39 ft above North American Vertical Datum of 1988. Measuring point: Top of well cap, 2.98 ft above land-surface datum, Sep. 30, 2014, to present.
PERIOD OF RECORD - August 2010 and October 2014 to September 2015.
GAGE - For 2015 Water Year, records fair. Water-level measurements by U.S. Geological Survey personnel. Equipped with non vented pressure sensor with 6 minute recording interval, October 2014 to September 2015.
REMARKS - Well KM03 B Deep - Assateague sea level rise study.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 2.43 ft above sea level, February 11, 2015 (recorder); lowest measured, -0.18 ft above sea level, September 09, 2015 (recorder).