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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
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  • 383924076341201
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USGS 383924076341201 CA Cc 58

Calvert County, Maryland
Latitude  38°39'24.6", Longitude  76°34'44.6" NAD83
Land-surface elevation 122.50 feet above NGVD29
The depth of the well is 447 feet below land surface.
The depth of the hole is 450 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.
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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
1979-05-03 D62610 2.97NGVD291Z  A
1979-05-03 D62611 2.06NAVD881Z  A
1979-05-03 D72019119.53  1Z  A
1980-05-01 D62610 2.10NGVD291Z  A
1980-05-01 D62611 1.19NAVD881Z  A
1980-05-01 D72019120.40  1Z  A
1982-09-23 D62610 -3.90NGVD291Z  A
1982-09-23 D62611 -4.81NAVD881Z  A
1982-09-23 D72019126.40  1Z  A
1983-04-07 D62610 -3.63NGVD291Z  A
1983-04-07 D62611 -4.54NAVD881Z  A
1983-04-07 D72019126.13  1Z  A
1983-09-09 D62610 -6.95NGVD291Z  A
1983-09-09 D62611 -7.86NAVD881Z  A
1983-09-09 D72019129.45  1Z  A
1984-04-03 D62610 -6.00NGVD291Z  A
1984-04-03 D62611 -6.91NAVD881Z  A
1984-04-03 D72019128.50  1Z  A
1984-09-10 D62610 -7.87NGVD291Z  A
1984-09-10 D62611 -8.78NAVD881Z  A
1984-09-10 D72019130.37  1Z  A
1985-09-19 D62610 -10.65NGVD291Z  A
1985-09-19 D62611 -11.56NAVD881Z  A
1985-09-19 D72019133.15  1Z  A
1986-03-25 D62610 -10.73NGVD291Z  A
1986-03-25 D62611 -11.64NAVD881Z  A
1986-03-25 D72019133.23  1Z  A
1986-09-10 D62610 -13.01NGVD291Z  A
1986-09-10 D62611 -13.92NAVD881Z  A
1986-09-10 D72019135.51  1Z  A
1987-04-07 D62610 -12.52NGVD291Z  A
1987-04-07 D62611 -13.43NAVD881Z  A
1987-04-07 D72019135.02  1Z  A
1987-09-03 D62610 -15.73NGVD291Z  A
1987-09-03 D62611 -16.64NAVD881Z  A
1987-09-03 D72019138.23  1Z  A
1988-09-22 D62610 -18.14NGVD291Z  A
1988-09-22 D62611 -19.05NAVD881Z  A
1988-09-22 D72019140.64  1Z  A
1989-04-11 D62610 -16.82NGVD291Z  A
1989-04-11 D62611 -17.73NAVD881Z  A
1989-04-11 D72019139.32  1Z  A
1989-09-20 D62610 -18.10NGVD291Z  A
1989-09-20 D62611 -19.01NAVD881Z  A
1989-09-20 D72019140.60  1Z  A
1990-04-12 D62610 -17.76NGVD291Z  A
1990-04-12 D62611 -18.67NAVD881Z  A
1990-04-12 D72019140.26  1Z  A
1990-09-21 D62610 -19.40NGVD291Z  A
1990-09-21 D62611 -20.31NAVD881Z  A
1990-09-21 D72019141.90  1Z  A
1991-04-10 D62610 -18.73NGVD291Z  A
1991-04-10 D62611 -19.64NAVD881Z  A
1991-04-10 D72019141.23  1Z  A
1991-09-10 D62610 -22.15NGVD291Z  A
1991-09-10 D62611 -23.06NAVD881Z  A
1991-09-10 D72019144.65  1Z  A
1992-04-08 D62610 -21.25NGVD291Z  A
1992-04-08 D62611 -22.16NAVD881Z  A
1992-04-08 D72019143.75  1Z  A
1992-09-15 D62610 -23.22NGVD291Z  A
1992-09-15 D62611 -24.13NAVD881Z  A
1992-09-15 D72019145.72  1Z  A
1993-04-20 D62610 -22.75NGVD291Z  A
1993-04-20 D62611 -23.66NAVD881Z  A
1993-04-20 D72019145.25  1Z  A
1993-09-09 D62610 -26.55NGVD291Z  A
1993-09-09 D62611 -27.46NAVD881Z  A
1993-09-09 D72019149.05  1Z  A
1994-04-26 D62610 -25.30NGVD291Z  A
1994-04-26 D62611 -26.21NAVD881Z  A
1994-04-26 D72019147.80  1Z  A
1994-09-20 D62610 -27.86NGVD291Z  A
1994-09-20 D62611 -28.77NAVD881Z  A
1994-09-20 D72019150.36  1Z  A
1995-05-23 D62610 -27.40NGVD291Z  A
1995-05-23 D62611 -28.31NAVD881Z  A
1995-05-23 D72019149.90  1Z  A
1995-09-19 D62610 -30.80NGVD291Z  A
1995-09-19 D62611 -31.71NAVD881Z  A
1995-09-19 D72019153.30  1Z  A
1996-04-23 D62610 -28.98NGVD291Z  A
1996-04-23 D62611 -29.89NAVD881Z  A
1996-04-23 D72019151.48  1Z  A
1996-10-01 D62610 -30.70NGVD291Z  A
1996-10-01 D62611 -31.61NAVD881Z  A
1996-10-01 D72019153.20  1Z  A
1997-04-11 D62610 -30.10NGVD291Z  A
1997-04-11 D62611 -31.01NAVD881Z  A
1997-04-11 D72019152.60  1Z  A
1997-09-23 D62610 -32.55NGVD291Z  A
1997-09-23 D62611 -33.46NAVD881Z  A
1997-09-23 D72019155.05  1Z  A
1998-04-21 D62610 -32.42NGVD291Z  A
1998-04-21 D62611 -33.33NAVD881Z  A
1998-04-21 D72019154.92  1Z  A
1998-09-24 D62610 -36.79NGVD291Z  A
1998-09-24 D62611 -37.70NAVD881Z  A
1998-09-24 D72019159.29  1Z  A
1999-04-29 D62610 -34.84NGVD291Z  A
1999-04-29 D62611 -35.75NAVD881Z  A
1999-04-29 D72019157.34  1Z  A
1999-09-02 D62610 -39.57NGVD291Z  A
1999-09-02 D62611 -40.48NAVD881Z  A
1999-09-02 D72019162.07  1Z  A
2000-04-19 D62610 -36.82NGVD291Z  A
2000-04-19 D62611 -37.73NAVD881Z  A
2000-04-19 D72019159.32  1Z  A
2000-09-27 D62610 -38.75NGVD291Z  A
2000-09-27 D62611 -39.66NAVD881Z  A
2000-09-27 D72019161.25  1Z  A
2001-04-12 D62610 -37.47NGVD291Z  A
2001-04-12 D62611 -38.38NAVD881Z  A
2001-04-12 D72019159.97  1Z  A
2001-09-26 D62610 -41.50NGVD291Z  A
2001-09-26 D62611 -42.41NAVD881Z  A
2001-09-26 D72019164.00  1Z  A
2002-04-09 D62610 -40.02NGVD291TUSGSSA
2002-04-09 D62611 -40.93NAVD881TUSGSSA
2002-04-09 D72019162.52  1TUSGSSA
2002-09-10 D62610 -47.55NGVD291TUSGSSA
2002-09-10 D62611 -48.46NAVD881TUSGSSA
2002-09-10 D72019170.05  1TUSGSSA
2003-04-15 D62610 -43.88NGVD291SUSGSSA
2003-04-15 D62611 -44.79NAVD881SUSGSSA
2003-04-15 D72019166.38  1SUSGSSA
2003-09-09 D62610 -45.03NGVD291SUSGSSA
2003-09-09 D62611 -45.94NAVD881SUSGSSA
2003-09-09 D72019167.53  1SUSGSSA
2004-04-16 D62610 -43.62NGVD291SUSGSSA
2004-04-16 D62611 -44.53NAVD881SUSGSSA
2004-04-16 D72019166.12  1SUSGSSA
2004-09-21 D62610 -46.18NGVD291SUSGSSA
2004-09-21 D62611 -47.09NAVD881SUSGSSA
2004-09-21 D72019168.68  1SUSGSSA
2005-10-18 D62610 -49.35NGVD291SUSGSSA
2005-10-18 D62611 -50.26NAVD881SUSGSSA
2005-10-18 D72019171.85  1SUSGSSA
2006-09-20 D62610 -51.62NGVD291SUSGSSA
2006-09-20 D62611 -52.53NAVD881SUSGSSA
2006-09-20 D72019174.12  1SUSGSSA
2007-09-17 D62610 -56.71NGVD291SUSGSSA
2007-09-17 D62611 -57.62NAVD881SUSGSSA
2007-09-17 D72019179.21  1SUSGSSA
2008-09-22 D62610 -55.50NGVD291SMD006AA
2008-09-22 D62611 -56.41NAVD881SMD006AA
2008-09-22 D72019178.00  1SMD006AA
2009-09-2317:52 UTCm62610 -53.64NGVD291SMD006AA
2009-09-2317:52 UTCm62611 -54.55NAVD881SMD006AA
2009-09-2317:52 UTCm72019176.14  1SMD006AA
2010-10-0817:47 UTCm62610 -56.53NGVD291SMD006AA
2010-10-0817:47 UTCm62611 -57.44NAVD881SMD006AA
2010-10-0817:47 UTCm72019179.03  1SMD006AA
2011-09-2215:50 UTCm62610 -54.90NGVD291SMD006AA
2011-09-2215:50 UTCm62611 -55.81NAVD881SMD006AA
2011-09-2215:50 UTCm72019177.40  1SMD006AA
2012-04-1715:30 UTCm62610 -51.54NGVD291SMD006AA
2012-04-1715:30 UTCm62611 -52.45NAVD881SMD006AA
2012-04-1715:30 UTCm72019174.04  1SMD006AA
2012-09-1216:09 UTCm62610 -56.82NGVD291TMD006AA
2012-09-1216:09 UTCm62611 -57.73NAVD881TMD006AA
2012-09-1216:09 UTCm72019179.32  1TMD006AA
2013-04-0916:52 UTCm62610 -51.48NGVD291SMD006AA
2013-04-0916:52 UTCm62611 -52.39NAVD881SMD006AA
2013-04-0916:52 UTCm72019173.98  1SMD006AA
2013-09-0417:30 UTCm62610 -55.08NGVD291TMD006AA
2013-09-0417:30 UTCm62611 -55.99NAVD881TMD006AA
2013-09-0417:30 UTCm72019177.58  1TMD006AA
2014-09-1916:30 UTCm62610 -56.33NGVD291SMD006AA
2014-09-1916:30 UTCm62611 -57.24NAVD881SMD006AA
2014-09-1916:30 UTCm72019178.83  1SMD006AA
2015-09-1015:03 UTCm62610 -56.00NGVD291TMD006AA
2015-09-1015:03 UTCm62611 -56.91NAVD881TMD006AA
2015-09-1015:03 UTCm72019178.50  1TMD006AA
2016-09-0815:46 UTCm62610 -55.63NGVD291SMD006AA
2016-09-0815:46 UTCm62611 -56.54NAVD881SMD006AA
2016-09-0815:46 UTCm72019178.13  1SMD006AA
2017-09-1316:17 UTCm62610 -55.63NGVD291TMD006AA
2017-09-1316:17 UTCm62611 -56.54NAVD881TMD006AA
2017-09-1316:17 UTCm72019178.13  1TMD006AA
2018-09-1216:45 UTCm62610 -54.32NGVD291SMD006AA
2018-09-1216:45 UTCm62611 -55.23NAVD881SMD006AA
2018-09-1216:45 UTCm72019176.82  1SMD006AA
2019-09-0417:15 UTCm62610 -53.21NGVD291SMD006AA
2019-09-0417:15 UTCm62611 -54.12NAVD881SMD006AA
2019-09-0417:15 UTCm72019175.71  1SMD006AA
2021-09-1420:29 UTCm62610 -54.08NGVD291SMD006AA
2021-09-1420:29 UTCm62611 -54.99NAVD881SMD006AA
2021-09-1420:29 UTCm72019176.58  1SMD006AA
2022-09-3016:21 UTCm62610 -54.58NGVD291SMD006AA
2022-09-3016:21 UTCm62611 -55.49NAVD881SMD006AA
2022-09-3016:21 UTCm72019177.08  1SMD006AA
2023-09-1918:12 UTCm62610 -53.89NGVD291SMD006AA
2023-09-1918:12 UTCm62611 -54.80NAVD881SMD006AA
2023-09-1918:12 UTCm72019176.39  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
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.