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Water-Year Summary for Site 380512075125402

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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.
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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00095 Specific cond at 25C(Mean,Max.,Min.)  
62611 Elevation, GW, NAVD88(Max.,Min.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
380512075125402 WO Ef 37
Northern Atlantic Coastal Plain aquifer system
Sinepuxent Formation
LOCATION - Lat 38°05'12.4", long 75°12'54.4" referenced to North American Datum of 1983, Worcester County, MD, Hydrologic Unit 02040303,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 11.7 ft. Upper casing diameter 2 in; top of first opening 6.7 ft, bottom of last opening 11.7 ft.
DATUM - Land-surface datum is 1.97 ft above North American Vertical Datum of 1988. Measuring point: MP is top of lip in cap hole, 1.91 ft above land-surface datum, Sep. 30, 2014, to present.
PERIOD OF RECORD - August 2010 to September 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 KM28 B Shallow - Assateague sea level rise study.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, -0.88 ft below sea level, January 24, 2015; lowest measured, 1.89 ft below sea level, September 7, 2015.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 11.7 ft. Upper casing diameter 2 in; top of first opening 6.7 ft, bottom of last opening 11.7 ft.
DATUM - Land-surface datum is 1.97 ft above North American Vertical Datum of 1988. Measuring point: MP is top of lip in cap hole, 1.91 ft above land-surface datum, Sep. 30, 2014, to present.
PERIOD OF DAILY RECORD - October 2014 to October 2015
INSTRUMENTATION - Multi-parameter water-quality sonde
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 1030 microsiemens/cm, September 10, 2015; minimum, 264 microsiemens/cm, May 01, 2015. WATER TEMPERATURE: Maximum, 18.4°C, multiple days in 2014 and 2015; minimum, 8.9°C, March 8, 2015.