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Groundwater levels for the Nation

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Agency code = usgs
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  • 383256077015301
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USGS 383256077015301 CH Cd 42

Charles County, Maryland
Latitude  38°32'56.19", Longitude  77°02'10.04" NAD83
Land-surface elevation 187.62 feet above NAVD88
The depth of the well is 945 feet below land surface.
The depth of the hole is 1,020 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Lower Patapsco Aquifer In the Patapsco Formation (217PPSCL) local aquifer.
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Table of data
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Reselect period
Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1992-03-19 D62610 -61.57NGVD291L  A
1992-03-19 D62611 -62.38NAVD881L  A
1992-03-19 D72019250.00  1L  A
1992-07-23 D62610 -63.50NGVD291T  A
1992-07-23 D62611 -64.31NAVD881T  A
1992-07-23 D72019251.93  1T  A
1993-04-22 D62610 -60.64NGVD291T  A
1993-04-22 D62611 -61.45NAVD881T  A
1993-04-22 D72019249.07  1T  A
1993-09-23 D62610 -63.67NGVD291T  A
1993-09-23 D62611 -64.48NAVD881T  A
1993-09-23 D72019252.10  1T  A
1994-04-26 D62610 -61.52NGVD291T  A
1994-04-26 D62611 -62.33NAVD881T  A
1994-04-26 D72019249.95  1T  A
1994-09-19 D62610 -68.33NGVD291T  A
1994-09-19 D62611 -69.14NAVD881T  A
1994-09-19 D72019256.76  1T  A
1995-05-09 D62610 -69.82NGVD291T  A
1995-05-09 D62611 -70.63NAVD881T  A
1995-05-09 D72019258.25  1T  A
1995-09-18 D62610 -73.32NGVD291T  A
1995-09-18 D62611 -74.13NAVD881T  A
1995-09-18 D72019261.75  1T  A
1996-04-10 D62610 -71.47NGVD291T  A
1996-04-10 D62611 -72.28NAVD881T  A
1996-04-10 D72019259.90  1T  A
1996-09-18 D62610 -73.56NGVD291Z  A
1996-09-18 D62611 -74.37NAVD881Z  A
1996-09-18 D72019261.99  1Z  A
1997-04-16 D62610 -74.41NGVD291Z  A
1997-04-16 D62611 -75.22NAVD881Z  A
1997-04-16 D72019262.84  1Z  A
1997-09-09 D62610 -77.43NGVD291Z  A
1997-09-09 D62611 -78.24NAVD881Z  A
1997-09-09 D72019265.86  1Z  A
1998-04-27 D62610 -77.15NGVD291Z  A
1998-04-27 D62611 -77.96NAVD881Z  A
1998-04-27 D72019265.58  1Z  A
1998-09-15 D62610 -86.56NGVD291Z  A
1998-09-15 D62611 -87.37NAVD881Z  A
1998-09-15 D72019274.99  1Z  A
1999-04-19 D62610 -80.10NGVD291Z  A
1999-04-19 D62611 -80.91NAVD881Z  A
1999-04-19 D72019268.53  1Z  A
1999-09-01 D62610 -83.75NGVD291Z  A
1999-09-01 D62611 -84.56NAVD881Z  A
1999-09-01 D72019272.18  1Z  A
2000-04-24 D62610 -82.16NGVD291Z  A
2000-04-24 D62611 -82.97NAVD881Z  A
2000-04-24 D72019270.59  1Z  A
2000-09-25 D62610 -83.93NGVD291Z  A
2000-09-25 D62611 -84.74NAVD881Z  A
2000-09-25 D72019272.36  1Z  A
2001-04-09 D62610 -84.65NGVD291Z  A
2001-04-09 D62611 -85.46NAVD881Z  A
2001-04-09 D72019273.08  1Z  A
2001-09-05 D62610 -89.57NGVD291Z  A
2001-09-05 D62611 -90.38NAVD881Z  A
2001-09-05 D72019278.00  1Z  A
2002-04-09 D62610 -88.91NGVD291TUSGSSA
2002-04-09 D62611 -89.72NAVD881TUSGSSA
2002-04-09 D72019277.34  1TUSGSSA
2002-09-12 D62610 -97.36NGVD291TUSGSSA
2002-09-12 D62611 -98.17NAVD881TUSGSSA
2002-09-12 D72019285.79  1TUSGSSA
2003-05-01 D62610 -91.20NGVD291TUSGSSA
2003-05-01 D62611 -92.01NAVD881TUSGSSA
2003-05-01 D72019279.63  1TUSGSSA
2003-09-16 D62610 -93.37NGVD291SUSGSSA
2003-09-16 D62611 -94.18NAVD881SUSGSSA
2003-09-16 D72019281.80  1SUSGSSA
2004-04-29 D62610 -83.59NGVD291SUSGSSA
2004-04-29 D62611 -84.40NAVD881SUSGSSA
2004-04-29 D72019272.02  1SUSGSSA
2004-09-14 D62610 -87.16NGVD291SUSGSSA
2004-09-14 D62611 -87.97NAVD881SUSGSSA
2004-09-14 D72019275.59  1SUSGSSA
2005-09-23 D62610 -107.13NGVD291SUSGSSA
2005-09-23 D62611 -107.94NAVD881SUSGSSA
2005-09-23 D72019295.56  1SUSGSSA
2006-10-0505:03 UTCm62610 -103.40NGVD291SUSGSSA
2006-10-0505:03 UTCm62611 -104.21NAVD881SUSGSSA
2006-10-0505:03 UTCm72019291.83  1SUSGSSA
2007-09-11 D62610 -110.46NGVD291SUSGSSA
2007-09-11 D62611 -111.27NAVD881SUSGSSA
2007-09-11 D72019298.89  1SUSGSSA
2008-09-16 D62610 -108.06NGVD291SUSGSSA
2008-09-16 D62611 -108.87NAVD881SUSGSSA
2008-09-16 D72019296.49  1SUSGSSA
2009-09-10 D62610 -104.51NGVD29PSUSGSSA
2009-09-10 D62611 -105.32NAVD88PSUSGSSA
2009-09-10 D72019292.94  PSUSGSSA
2010-09-1014:43 UTCm62610 -106.47NGVD291SUSGSSA
2010-09-1014:43 UTCm62611 -107.28NAVD881SUSGSSA
2010-09-1014:43 UTCm72019294.90  1SUSGSSA
2011-09-1517:24 UTCm62610 -100.92NGVD291SUSGSSA
2011-09-1517:24 UTCm62611 -101.73NAVD881SUSGSSA
2011-09-1517:24 UTCm72019289.35  1SUSGSSA
2012-09-1318:46 UTCm62610 -103.44NGVD291SUSGSSA
2012-09-1318:46 UTCm62611 -104.25NAVD881SUSGSSA
2012-09-1318:46 UTCm72019291.87  1SUSGSSA
2013-09-0314:59 UTCm62610 -100.47NGVD291TUSGSSA
2013-09-0314:59 UTCm62611 -101.28NAVD881TUSGSSA
2013-09-0314:59 UTCm72019288.90  1TUSGSSA
2014-09-1015:51 UTCm62610 -101.18NGVD291TUSGSSA
2014-09-1015:51 UTCm62611 -101.99NAVD881TUSGSSA
2014-09-1015:51 UTCm72019289.61  1TUSGSSA
2015-09-0916:45 UTCm62610 -101.73NGVD291TUSGSSA
2015-09-0916:45 UTCm62611 -102.54NAVD881TUSGSSA
2015-09-0916:45 UTCm72019290.16  1TUSGSSA
2016-09-2018:52 UTCm62610 -101.30NGVD291SUSGSSA
2016-09-2018:52 UTCm62611 -102.11NAVD881SUSGSSA
2016-09-2018:52 UTCm72019289.73  1SUSGSSA
2017-09-1216:02 UTCm62610 -98.77NGVD291SUSGSSA
2017-09-1216:02 UTCm62611 -99.58NAVD881SUSGSSA
2017-09-1216:02 UTCm72019287.20  1SUSGSSA
2018-10-0216:45 UTCm62610 -102.27NGVD291SUSGSSA
2018-10-0216:45 UTCm62611 -103.08NAVD881SUSGSSA
2018-10-0216:45 UTCm72019290.70  1SUSGSSA
2019-09-1218:34 UTCm62610 -108.74NGVD291SUSGSSA
2019-09-1218:34 UTCm62611 -109.55NAVD881SUSGSSA
2019-09-1218:34 UTCm72019297.17  1SUSGSSA
2020-09-2114:33 UTCm62610 -100.12NGVD291SUSGSSA
2020-09-2114:33 UTCm62611 -100.93NAVD881SUSGSSA
2020-09-2114:33 UTCm72019288.55  1SUSGSSA
2021-09-2116:25 UTCm62610 -100.33NGVD291SUSGSSA
2021-09-2116:25 UTCm62611 -101.14NAVD881SUSGSSA
2021-09-2116:25 UTCm72019288.76  1SUSGSSA
2022-09-1417:48 UTCm62610 -100.07NGVD291SUSGSSA
2022-09-1417:48 UTCm62611 -100.88NAVD881SUSGSSA
2022-09-1417:48 UTCm72019288.50  1SUSGSSA
2023-09-2816:34 UTCm62610 -102.44NGVD291SUSGSSA
2023-09-2816:34 UTCm62611 -103.25NAVD881SUSGSSA
2023-09-2816:34 UTCm72019290.87  1SUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
StatusPPumping
Method of measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.