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Groundwater levels for the Nation

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Agency code = usgs
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  • 384109076391101
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USGS 384109076391101 CA Bb 25

Calvert County, Maryland
Latitude  38°41'07.3", Longitude  76°39'08.2" NAD83
Land-surface elevation 119.78 feet above NGVD29
The depth of the well is 641 feet below land surface.
The depth of the hole is 641 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 Magothy Aquifer (211MGTY) 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
1972-08-08 D62610 18.78NGVD291L  A
1972-08-08 D62611 17.81NAVD881L  A
1972-08-08 D72019101.00  1L  A
1976-08-06 D62610 11.09NGVD291Z  A
1976-08-06 D62611 10.12NAVD881Z  A
1976-08-06 D72019108.69  1Z  A
1977-04-12 D62610 5.92NGVD291Z  A
1977-04-12 D62611 4.95NAVD881Z  A
1977-04-12 D72019113.86  1Z  A
1977-09-13 D62610 8.54NGVD291Z  A
1977-09-13 D62611 7.57NAVD881Z  A
1977-09-13 D72019111.24  1Z  A
1978-04-10 D62610 8.53NGVD291Z  A
1978-04-10 D62611 7.56NAVD881Z  A
1978-04-10 D72019111.25  1Z  A
1978-09-28 D62610 7.99NGVD291Z  A
1978-09-28 D62611 7.02NAVD881Z  A
1978-09-28 D72019111.79  1Z  A
1979-03-22 D62610 8.42NGVD291Z  A
1979-03-22 D62611 7.45NAVD881Z  A
1979-03-22 D72019111.36  1Z  A
1979-09-10 D62610 7.24NGVD291Z  A
1979-09-10 D62611 6.27NAVD881Z  A
1979-09-10 D72019112.54  1Z  A
1980-03-17 D62610 6.80NGVD291Z  A
1980-03-17 D62611 5.83NAVD881Z  A
1980-03-17 D72019112.98  1Z  A
1980-08-25 D62610 5.98NGVD291Z  A
1980-08-25 D62611 5.01NAVD881Z  A
1980-08-25 D72019113.80  1Z  A
1981-04-09 D62610 4.14NGVD29PZ  A
1981-04-09 D62611 3.17NAVD88PZ  A
1981-04-09 D72019115.64  PZ  A
1981-09-10 D62610 3.67NGVD29PZ  A
1981-09-10 D62611 2.70NAVD88PZ  A
1981-09-10 D72019116.11  PZ  A
1983-03-31 D62610 1.76NGVD291Z  A
1983-03-31 D62611 0.79NAVD881Z  A
1983-03-31 D72019118.02  1Z  A
1984-03-30 D62610 0.03NGVD291Z  A
1984-03-30 D62611 -0.94NAVD881Z  A
1984-03-30 D72019119.75  1Z  A
1985-09-11 D62610 -3.52NGVD291Z  A
1985-09-11 D62611 -4.49NAVD881Z  A
1985-09-11 D72019123.30  1Z  A
1986-03-31 D62610 -2.46NGVD291Z  A
1986-03-31 D62611 -3.43NAVD881Z  A
1986-03-31 D72019122.24  1Z  A
1986-09-17 D62610 -5.01NGVD291Z  A
1986-09-17 D62611 -5.98NAVD881Z  A
1986-09-17 D72019124.79  1Z  A
1987-04-09 D62610 -3.46NGVD291Z  A
1987-04-09 D62611 -4.43NAVD881Z  A
1987-04-09 D72019123.24  1Z  A
1987-09-02 D62610 -6.90NGVD291Z  A
1987-09-02 D62611 -7.87NAVD881Z  A
1987-09-02 D72019126.68  1Z  A
1988-04-13 D62610 -5.02NGVD291Z  A
1988-04-13 D62611 -5.99NAVD881Z  A
1988-04-13 D72019124.80  1Z  A
1988-09-22 D62610 -6.99NGVD291Z  A
1988-09-22 D62611 -7.96NAVD881Z  A
1988-09-22 D72019126.77  1Z  A
1989-04-13 D62610 -6.86NGVD291Z  A
1989-04-13 D62611 -7.83NAVD881Z  A
1989-04-13 D72019126.64  1Z  A
1989-09-20 D62610 -7.33NGVD291Z  A
1989-09-20 D62611 -8.30NAVD881Z  A
1989-09-20 D72019127.11  1Z  A
1990-04-12 D62610 -7.36NGVD291Z  A
1990-04-12 D62611 -8.33NAVD881Z  A
1990-04-12 D72019127.14  1Z  A
1990-09-24 D62610 -11.87NGVD29PZ  A
1990-09-24 D62611 -12.84NAVD88PZ  A
1990-09-24 D72019131.65  PZ  A
1991-04-10 D62610 -7.92NGVD29PZ  A
1991-04-10 D62611 -8.89NAVD88PZ  A
1991-04-10 D72019127.70  PZ  A
1991-09-11 D62610 -10.42NGVD291Z  A
1991-09-11 D62611 -11.39NAVD881Z  A
1991-09-11 D72019130.20  1Z  A
1992-04-08 D62610 -9.82NGVD291Z  A
1992-04-08 D62611 -10.79NAVD881Z  A
1992-04-08 D72019129.60  1Z  A
1992-09-15 D62610 -11.26NGVD291Z  A
1992-09-15 D62611 -12.23NAVD881Z  A
1992-09-15 D72019131.04  1Z  A
1993-04-20 D62610 -10.48NGVD291Z  A
1993-04-20 D62611 -11.45NAVD881Z  A
1993-04-20 D72019130.26  1Z  A
1993-09-09 D62610 -13.82NGVD291Z  A
1993-09-09 D62611 -14.79NAVD881Z  A
1993-09-09 D72019133.60  1Z  A
1994-04-26 D62610 -12.86NGVD291Z  A
1994-04-26 D62611 -13.83NAVD881Z  A
1994-04-26 D72019132.64  1Z  A
1994-09-20 D62610 -15.32NGVD291Z  A
1994-09-20 D62611 -16.29NAVD881Z  A
1994-09-20 D72019135.10  1Z  A
1995-05-23 D62610 -14.22NGVD291Z  A
1995-05-23 D62611 -15.19NAVD881Z  A
1995-05-23 D72019134.00  1Z  A
1995-09-20 D62610 -16.80NGVD291Z  A
1995-09-20 D62611 -17.77NAVD881Z  A
1995-09-20 D72019136.58  1Z  A
1996-04-23 D62610 -15.19NGVD291Z  A
1996-04-23 D62611 -16.16NAVD881Z  A
1996-04-23 D72019134.97  1Z  A
1996-10-01 D62610 -16.69NGVD291Z  A
1996-10-01 D62611 -17.66NAVD881Z  A
1996-10-01 D72019136.47  1Z  A
1997-04-11 D62610 -16.38NGVD291Z  A
1997-04-11 D62611 -17.35NAVD881Z  A
1997-04-11 D72019136.16  1Z  A
1997-09-23 D62610 -17.62NGVD291Z  A
1997-09-23 D62611 -18.59NAVD881Z  A
1997-09-23 D72019137.40  1Z  A
1998-04-21 D62610 -16.92NGVD291Z  A
1998-04-21 D62611 -17.89NAVD881Z  A
1998-04-21 D72019136.70  1Z  A
1998-09-17 D62610 -19.55NGVD291Z  A
1998-09-17 D62611 -20.52NAVD881Z  A
1998-09-17 D72019139.33  1Z  A
1999-04-29 D62610 -19.39NGVD291Z  A
1999-04-29 D62611 -20.36NAVD881Z  A
1999-04-29 D72019139.17  1Z  A
1999-09-02 D62610 -22.12NGVD291Z  A
1999-09-02 D62611 -23.09NAVD881Z  A
1999-09-02 D72019141.90  1Z  A
2000-04-19 D62610 -20.44NGVD291Z  A
2000-04-19 D62611 -21.41NAVD881Z  A
2000-04-19 D72019140.22  1Z  A
2000-09-27 D62610 -20.76NGVD291Z  A
2000-09-27 D62611 -21.73NAVD881Z  A
2000-09-27 D72019140.54  1Z  A
2001-09-26 D62610 -22.41NGVD291TUSGSSA
2001-09-26 D62611 -23.38NAVD881TUSGSSA
2001-09-26 D72019142.19  1TUSGSSA
2002-09-10 D62610 -26.17NGVD291TUSGSSA
2002-09-10 D62611 -27.14NAVD881TUSGSSA
2002-09-10 D72019145.95  1TUSGSSA
2003-04-15 D62610 -23.94NGVD291SUSGSSA
2003-04-15 D62611 -24.91NAVD881SUSGSSA
2003-04-15 D72019143.72  1SUSGSSA
2003-09-09 D62610 -24.79NGVD29PSUSGSSA
2003-09-09 D62611 -25.76NAVD88PSUSGSSA
2003-09-09 D72019144.57  PSUSGSSA
2004-04-16 D62610 -23.69NGVD291SUSGSSA
2004-04-16 D62611 -24.66NAVD881SUSGSSA
2004-04-16 D72019143.47  1SUSGSSA
2004-09-21 D62610 -25.07NGVD291SUSGSSA
2004-09-21 D62611 -26.04NAVD881SUSGSSA
2004-09-21 D72019144.85  1SUSGSSA
2005-09-20 D62610 -26.02NGVD291SUSGSSA
2005-09-20 D62611 -26.99NAVD881SUSGSSA
2005-09-20 D72019145.80  1SUSGSSA
2006-09-20 D62610 -27.12NGVD291SUSGSSA
2006-09-20 D62611 -28.09NAVD881SUSGSSA
2006-09-20 D72019146.90  1SUSGSSA
2007-09-17 D62610 -30.58NGVD291SUSGSSA
2007-09-17 D62611 -31.55NAVD881SUSGSSA
2007-09-17 D72019150.36  1SUSGSSA
2009-10-0214:15 UTCm62610 -28.82NGVD291SMD006AA
2009-10-0214:15 UTCm62611 -29.79NAVD881SMD006AA
2009-10-0214:15 UTCm72019148.60  1SMD006AA
2010-10-0714:20 UTCm62610 -32.97NGVD291SMD006AA
2010-10-0714:20 UTCm62611 -33.94NAVD881SMD006AA
2010-10-0714:20 UTCm72019152.75  1SMD006AA
2011-09-2213:30 UTCm62610 -33.34NGVD291SMD006AA
2011-09-2213:30 UTCm62611 -34.31NAVD881SMD006AA
2011-09-2213:30 UTCm72019153.12  1SMD006AA
2012-04-1713:45 UTCm62610 -29.37NGVD291SMD006AA
2012-04-1713:45 UTCm62611 -30.34NAVD881SMD006AA
2012-04-1713:45 UTCm72019149.15  1SMD006AA
2012-09-1114:18 UTCm62610 -37.82NGVD291SMD006AA
2012-09-1114:18 UTCm62611 -38.79NAVD881SMD006AA
2012-09-1114:18 UTCm72019157.60  1SMD006AA
2013-04-0914:54 UTCm62610 -30.35NGVD291SMD006AA
2013-04-0914:54 UTCm62611 -31.32NAVD881SMD006AA
2013-04-0914:54 UTCm72019150.13  1SMD006AA

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 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.