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Groundwater levels for the Nation

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USGS 383536076473601 CH Bg 11

Charles County, Maryland
Latitude  38°35'37.0", Longitude  76°47'34.9" NAD83
Land-surface elevation 196.78 feet above NGVD29
The depth of the well is 440 feet below land surface.
The depth of the hole is 440 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 Aquia Formation or Aquifer (125AQUI) local aquifer.
Output formats
Table of data
Tab-separated 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
1978-01-27 D62610 16.78NGVD291L  A
1978-01-27 D62611 15.94NAVD881L  A
1978-01-27 D72019180.00  1L  A
1979-05-14 D62610 18.33NGVD291Z  A
1979-05-14 D62611 17.49NAVD881Z  A
1979-05-14 D72019178.45  1Z  A
1980-05-15 D62610 21.63NGVD291Z  A
1980-05-15 D62611 20.79NAVD881Z  A
1980-05-15 D72019175.15  1Z  A
1982-09-08 D62610 4.24NGVD291Z  A
1982-09-08 D62611 3.40NAVD881Z  A
1982-09-08 D72019192.54  1Z  A
1983-04-12 D62610 3.54NGVD291Z  A
1983-04-12 D62611 2.70NAVD881Z  A
1983-04-12 D72019193.24  1Z  A
1983-09-02 D62610 -0.62NGVD291Z  A
1983-09-02 D62611 -1.46NAVD881Z  A
1983-09-02 D72019197.40  1Z  A
1984-04-10 D62610 -0.12NGVD291Z  A
1984-04-10 D62611 -0.96NAVD881Z  A
1984-04-10 D72019196.90  1Z  A
1984-09-12 D62610 -6.57NGVD291Z  A
1984-09-12 D62611 -7.41NAVD881Z  A
1984-09-12 D72019203.35  1Z  A
1985-04-09 D62610 -1.94NGVD291Z  A
1985-04-09 D62611 -2.78NAVD881Z  A
1985-04-09 D72019198.72  1Z  A
1985-09-19 D62610 -3.03NGVD291Z  A
1985-09-19 D62611 -3.87NAVD881Z  A
1985-09-19 D72019199.81  1Z  A
1986-04-10 D62610 -5.02NGVD291Z  A
1986-04-10 D62611 -5.86NAVD881Z  A
1986-04-10 D72019201.80  1Z  A
1986-09-19 D62610 -11.52NGVD291Z  A
1986-09-19 D62611 -12.36NAVD881Z  A
1986-09-19 D72019208.30  1Z  A
1987-04-06 D62610 -5.75NGVD291Z  A
1987-04-06 D62611 -6.59NAVD881Z  A
1987-04-06 D72019202.53  1Z  A
1987-09-25 D62610 -7.96NGVD291Z  A
1987-09-25 D62611 -8.80NAVD881Z  A
1987-09-25 D72019204.74  1Z  A
1988-04-27 D62610 -6.02NGVD291Z  A
1988-04-27 D62611 -6.86NAVD881Z  A
1988-04-27 D72019202.80  1Z  A
1988-09-16 D62610 -8.78NGVD291Z  A
1988-09-16 D62611 -9.62NAVD881Z  A
1988-09-16 D72019205.56  1Z  A
1989-04-11 D62610 -7.81NGVD291Z  A
1989-04-11 D62611 -8.65NAVD881Z  A
1989-04-11 D72019204.59  1Z  A
1989-09-13 D62610 -9.72NGVD291Z  A
1989-09-13 D62611 -10.56NAVD881Z  A
1989-09-13 D72019206.50  1Z  A
1990-04-11 D62610 -10.30NGVD291Z  A
1990-04-11 D62611 -11.14NAVD881Z  A
1990-04-11 D72019207.08  1Z  A
1990-09-06 D62610 -10.92NGVD291Z  A
1990-09-06 D62611 -11.76NAVD881Z  A
1990-09-06 D72019207.70  1Z  A
1991-04-11 D62610 -9.34NGVD291Z  A
1991-04-11 D62611 -10.18NAVD881Z  A
1991-04-11 D72019206.12  1Z  A
1991-09-10 D62610 -12.71NGVD291Z  A
1991-09-10 D62611 -13.55NAVD881Z  A
1991-09-10 D72019209.49  1Z  A
1992-04-16 D62610 -11.63NGVD291Z  A
1992-04-16 D62611 -12.47NAVD881Z  A
1992-04-16 D72019208.41  1Z  A
1992-09-16 D62610 -13.64NGVD291Z  A
1992-09-16 D62611 -14.48NAVD881Z  A
1992-09-16 D72019210.42  1Z  A
1993-04-15 D62610 -12.48NGVD291Z  A
1993-04-15 D62611 -13.32NAVD881Z  A
1993-04-15 D72019209.26  1Z  A
1993-09-27 D62610 -17.12NGVD291Z  A
1993-09-27 D62611 -17.96NAVD881Z  A
1993-09-27 D72019213.90  1Z  A
1994-04-25 D62610 -15.72NGVD291Z  A
1994-04-25 D62611 -16.56NAVD881Z  A
1994-04-25 D72019212.50  1Z  A
1994-09-19 D62610 -18.91NGVD291Z  A
1994-09-19 D62611 -19.75NAVD881Z  A
1994-09-19 D72019215.69  1Z  A
1995-05-12 D62610 -18.81NGVD291Z  A
1995-05-12 D62611 -19.65NAVD881Z  A
1995-05-12 D72019215.59  1Z  A
1995-09-13 D62610 -23.49NGVD291Z  A
1995-09-13 D62611 -24.33NAVD881Z  A
1995-09-13 D72019220.27  1Z  A
1996-04-05 D62610 -21.79NGVD291Z  A
1996-04-05 D62611 -22.63NAVD881Z  A
1996-04-05 D72019218.57  1Z  A
1996-09-18 D62610 -24.33NGVD291Z  A
1996-09-18 D62611 -25.17NAVD881Z  A
1996-09-18 D72019221.11  1Z  A
1997-04-11 D62610 -22.67NGVD291Z  A
1997-04-11 D62611 -23.51NAVD881Z  A
1997-04-11 D72019219.45  1Z  A
1997-09-08 D62610 -26.59NGVD291Z  A
1997-09-08 D62611 -27.43NAVD881Z  A
1997-09-08 D72019223.37  1Z  A
1998-04-20 D62610 -25.41NGVD291Z  A
1998-04-20 D62611 -26.25NAVD881Z  A
1998-04-20 D72019222.19  1Z  A
1998-09-10 D62610 -33.81NGVD291Z  A
1998-09-10 D62611 -34.65NAVD881Z  A
1998-09-10 D72019230.59  1Z  A
1999-04-13 D62610 -27.81NGVD291Z  A
1999-04-13 D62611 -28.65NAVD881Z  A
1999-04-13 D72019224.59  1Z  A
1999-09-01 D62610 -33.09NGVD291Z  A
1999-09-01 D62611 -33.93NAVD881Z  A
1999-09-01 D72019229.87  1Z  A
2000-04-20 D62610 -29.93NGVD291Z  A
2000-04-20 D62611 -30.77NAVD881Z  A
2000-04-20 D72019226.71  1Z  A
2000-09-15 D62610 -33.11NGVD291Z  A
2000-09-15 D62611 -33.95NAVD881Z  A
2000-09-15 D72019229.89  1Z  A
2001-04-09 D62610 -29.17NGVD291Z  A
2001-04-09 D62611 -30.01NAVD881Z  A
2001-04-09 D72019225.95  1Z  A
2001-10-04 D62610 -31.87NGVD291Z  A
2001-10-04 D62611 -32.71NAVD881Z  A
2001-10-04 D72019228.65  1Z  A
2002-04-08 D62610 -31.42NGVD291TUSGSSA
2002-04-08 D62611 -32.26NAVD881TUSGSSA
2002-04-08 D72019228.20  1TUSGSSA
2002-09-12 D62610 -37.53NGVD291TUSGSSA
2002-09-12 D62611 -38.37NAVD881TUSGSSA
2002-09-12 D72019234.31  1TUSGSSA
2003-05-02 D62610 -34.57NGVD291SUSGSSA
2003-05-02 D62611 -35.41NAVD881SUSGSSA
2003-05-02 D72019231.35  1SUSGSSA
2003-09-15 D62610 -35.52NGVD291SUSGSSA
2003-09-15 D62611 -36.36NAVD881SUSGSSA
2003-09-15 D72019232.30  1SUSGSSA
2004-04-27 D62610 -34.11NGVD291SUSGSSA
2004-04-27 D62611 -34.95NAVD881SUSGSSA
2004-04-27 D72019230.89  1SUSGSSA
2004-09-13 D62610 -36.81NGVD291SUSGSSA
2004-09-13 D62611 -37.65NAVD881SUSGSSA
2004-09-13 D72019233.59  1SUSGSSA
2005-10-05 D62610 -40.86NGVD291SUSGSSA
2005-10-05 D62611 -41.70NAVD881SUSGSSA
2005-10-05 D72019237.64  1SUSGSSA
2006-09-29 D62610 -42.78NGVD29PSUSGSSA
2006-09-29 D62611 -43.62NAVD88PSUSGSSA
2006-09-29 D72019239.56  PSUSGSSA
2007-09-06 D62610 -46.02NGVD291SUSGSSA
2007-09-06 D62611 -46.86NAVD881SUSGSSA
2007-09-06 D72019242.80  1SUSGSSA
2008-09-16 D62610 -46.52NGVD291SUSGSSA
2008-09-16 D62611 -47.36NAVD881SUSGSSA
2008-09-16 D72019243.30  1SUSGSSA
2009-09-22 D62610 -45.37NGVD291SUSGSSA
2009-09-22 D62611 -46.21NAVD881SUSGSSA
2009-09-22 D72019242.15  1SUSGSSA
2010-09-1700:15 UTCm62610 -47.08NGVD291SUSGSSA
2010-09-1700:15 UTCm62611 -47.92NAVD881SUSGSSA
2010-09-1700:15 UTCm72019243.86  1SUSGSSA
2011-09-1417:42 UTCm62610 -46.94NGVD291SUSGSSA
2011-09-1417:42 UTCm62611 -47.78NAVD881SUSGSSA
2011-09-1417:42 UTCm72019243.72  1SUSGSSA
2012-04-1114:56 UTCm62610 -41.97NGVD291SMD006AA
2012-04-1114:56 UTCm62611 -42.81NAVD881SMD006AA
2012-04-1114:56 UTCm72019238.75  1SMD006AA
2012-09-1118:01 UTCm62610 -49.43NGVD291SUSGSSA
2012-09-1118:01 UTCm62611 -50.27NAVD881SUSGSSA
2012-09-1118:01 UTCm72019246.21  1SUSGSSA
2013-04-2520:00 UTCm62610 -42.43NGVD291SMD006AA
2013-04-2520:00 UTCm62611 -43.27NAVD881SMD006AA
2013-04-2520:00 UTCm72019239.21  1SMD006AA
2013-09-0419:30 UTCm62610 -47.70NGVD291TUSGSSA
2013-09-0419:30 UTCm62611 -48.54NAVD881TUSGSSA
2013-09-0419:30 UTCm72019244.48  1TUSGSSA
2014-09-1111:56 UTCm62610 -47.14NGVD291TUSGSSA
2014-09-1111:56 UTCm62611 -47.98NAVD881TUSGSSA
2014-09-1111:56 UTCm72019243.92  1TUSGSSA
2015-09-0815:47 UTCm62610 -47.41NGVD291TUSGSSA
2015-09-0815:47 UTCm62611 -48.25NAVD881TUSGSSA
2015-09-0815:47 UTCm72019244.19  1TUSGSSA

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
StatusPWater level was affected by pumping at the time of the measurement
Method of measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyMD006Maryland Geological Survey
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.