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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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  • 384231076412501
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USGS 384231076412501 CA Ba 13

Calvert County, Maryland
Latitude  38°42'30.9", Longitude  76°41'24.2" NAD83
Land-surface elevation 56 feet above NGVD29
The depth of the well is 245 feet below land surface.
The depth of the hole is 245 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
1979-04-12 D62610 10.35NGVD291Z  A
1979-04-12 D62611 9.40NAVD881Z  A
1979-04-12 D7201945.65  1Z  A
1980-05-01 D62610 8.59NGVD291Z  A
1980-05-01 D62611 7.64NAVD881Z  A
1980-05-01 D7201947.41  1Z  A
1982-09-23 D62610 1.35NGVD291Z  A
1982-09-23 D62611 0.40NAVD881Z  A
1982-09-23 D7201954.65  1Z  A
1983-09-09 D62610 -1.13NGVD291Z  A
1983-09-09 D62611 -2.08NAVD881Z  A
1983-09-09 D7201957.13  1Z  A
1984-04-03 D62610 -0.28NGVD291Z  A
1984-04-03 D62611 -1.23NAVD881Z  A
1984-04-03 D7201956.28  1Z  A
1984-09-17 D62610 -2.32NGVD291Z  A
1984-09-17 D62611 -3.27NAVD881Z  A
1984-09-17 D7201958.32  1Z  A
1985-03-22 D62610 -2.35NGVD291Z  A
1985-03-22 D62611 -3.30NAVD881Z  A
1985-03-22 D7201958.35  1Z  A
1985-09-19 D62610 -4.80NGVD291Z  A
1985-09-19 D62611 -5.75NAVD881Z  A
1985-09-19 D7201960.80  1Z  A
1986-03-25 D62610 -4.41NGVD291Z  A
1986-03-25 D62611 -5.36NAVD881Z  A
1986-03-25 D7201960.41  1Z  A
1986-09-10 D62610 -7.49NGVD291Z  A
1986-09-10 D62611 -8.44NAVD881Z  A
1986-09-10 D7201963.49  1Z  A
1987-04-07 D62610 -6.49NGVD291Z  A
1987-04-07 D62611 -7.44NAVD881Z  A
1987-04-07 D7201962.49  1Z  A
1987-09-02 D62610 -10.70NGVD291Z  A
1987-09-02 D62611 -11.65NAVD881Z  A
1987-09-02 D7201966.70  1Z  A
1988-04-13 D62610 -8.60NGVD291Z  A
1988-04-13 D62611 -9.55NAVD881Z  A
1988-04-13 D7201964.60  1Z  A
1988-09-22 D62610 -12.98NGVD291Z  A
1988-09-22 D62611 -13.93NAVD881Z  A
1988-09-22 D7201968.98  1Z  A
1989-04-11 D62610 -10.42NGVD291Z  A
1989-04-11 D62611 -11.37NAVD881Z  A
1989-04-11 D7201966.42  1Z  A
1989-09-20 D62610 -12.09NGVD291Z  A
1989-09-20 D62611 -13.04NAVD881Z  A
1989-09-20 D7201968.09  1Z  A
1990-04-12 D62610 -11.12NGVD291Z  A
1990-04-12 D62611 -12.07NAVD881Z  A
1990-04-12 D7201967.12  1Z  A
1990-09-21 D62610 -13.25NGVD291Z  A
1990-09-21 D62611 -14.20NAVD881Z  A
1990-09-21 D7201969.25  1Z  A
1991-04-10 D62610 -11.85NGVD291Z  A
1991-04-10 D62611 -12.80NAVD881Z  A
1991-04-10 D7201967.85  1Z  A
1991-09-10 D62610 -16.50NGVD291Z  A
1991-09-10 D62611 -17.45NAVD881Z  A
1991-09-10 D7201972.50  1Z  A
1992-04-08 D62610 -13.72NGVD291Z  A
1992-04-08 D62611 -14.67NAVD881Z  A
1992-04-08 D7201969.72  1Z  A
1992-09-15 D62610 -16.58NGVD291Z  A
1992-09-15 D62611 -17.53NAVD881Z  A
1992-09-15 D7201972.58  1Z  A
1993-04-20 D62610 -15.10NGVD291Z  A
1993-04-20 D62611 -16.05NAVD881Z  A
1993-04-20 D7201971.10  1Z  A
1993-09-09 D62610 -20.30NGVD291Z  A
1993-09-09 D62611 -21.25NAVD881Z  A
1993-09-09 D7201976.30  1Z  A
1994-09-20 D62610 -20.15NGVD291Z  A
1994-09-20 D62611 -21.10NAVD881Z  A
1994-09-20 D7201976.15  1Z  A
1995-05-23 D62610 -18.73NGVD291Z  A
1995-05-23 D62611 -19.68NAVD881Z  A
1995-05-23 D7201974.73  1Z  A
1995-09-19 D62610 -23.60NGVD291Z  A
1995-09-19 D62611 -24.55NAVD881Z  A
1995-09-19 D7201979.60  1Z  A
1996-04-23 D62610 -19.40NGVD291Z  A
1996-04-23 D62611 -20.35NAVD881Z  A
1996-04-23 D7201975.40  1Z  A
1997-04-11 D62610 -20.05NGVD291Z  A
1997-04-11 D62611 -21.00NAVD881Z  A
1997-04-11 D7201976.05  1Z  A
1998-04-21 D62610 -20.75NGVD291Z  A
1998-04-21 D62611 -21.70NAVD881Z  A
1998-04-21 D7201976.75  1Z  A
1998-09-17 D62610 -28.05NGVD291Z  A
1998-09-17 D62611 -29.00NAVD881Z  A
1998-09-17 D7201984.05  1Z  A
1999-04-29 D62610 -24.27NGVD291Z  A
1999-04-29 D62611 -25.22NAVD881Z  A
1999-04-29 D7201980.27  1Z  A
1999-09-03 D62610 -30.12NGVD291Z  A
1999-09-03 D62611 -31.07NAVD881Z  A
1999-09-03 D7201986.12  1Z  A
2000-04-19 D62610 -25.60NGVD291Z  A
2000-04-19 D62611 -26.55NAVD881Z  A
2000-04-19 D7201981.60  1Z  A
2000-09-27 D62610 -27.63NGVD291Z  A
2000-09-27 D62611 -28.58NAVD881Z  A
2000-09-27 D7201983.63  1Z  A
2001-04-12 D62610 -25.79NGVD291Z  A
2001-04-12 D62611 -26.74NAVD881Z  A
2001-04-12 D7201981.79  1Z  A
2001-09-26 D62610 -30.75NGVD291Z  A
2001-09-26 D62611 -31.70NAVD881Z  A
2001-09-26 D7201986.75  1Z  A
2002-04-09 D62610 -29.22NGVD291TUSGSSA
2002-04-09 D62611 -30.17NAVD881TUSGSSA
2002-04-09 D7201985.22  1TUSGSSA
2002-09-10 D62610 -36.90NGVD291TUSGSSA
2002-09-10 D62611 -37.85NAVD881TUSGSSA
2002-09-10 D7201992.90  1TUSGSSA
2003-04-15 D62610 -31.05NGVD291SUSGSSA
2003-04-15 D62611 -32.00NAVD881SUSGSSA
2003-04-15 D7201987.05  1SUSGSSA
2003-09-09 D62610 -32.12NGVD291SUSGSSA
2003-09-09 D62611 -33.07NAVD881SUSGSSA
2003-09-09 D7201988.12  1SUSGSSA
2004-04-16 D62610 -29.72NGVD291SUSGSSA
2004-04-16 D62611 -30.67NAVD881SUSGSSA
2004-04-16 D7201985.72  1SUSGSSA
2004-09-21 D62610 -33.76NGVD291SUSGSSA
2004-09-21 D62611 -34.71NAVD881SUSGSSA
2004-09-21 D7201989.76  1SUSGSSA
2005-09-20 D62610 -37.41NGVD291SUSGSSA
2005-09-20 D62611 -38.36NAVD881SUSGSSA
2005-09-20 D7201993.41  1SUSGSSA
2006-09-20 D62610 -38.17NGVD291SUSGSSA
2006-09-20 D62611 -39.12NAVD881SUSGSSA
2006-09-20 D7201994.17  1SUSGSSA
2007-09-17 D62610 -42.70NGVD291SUSGSSA
2007-09-17 D62611 -43.65NAVD881SUSGSSA
2007-09-17 D7201998.70  1SUSGSSA
2008-09-22 D62610 -40.64NGVD291SMD006AA
2008-09-22 D62611 -41.59NAVD881SMD006AA
2008-09-22 D7201996.64  1SMD006AA
2009-09-2313:35 UTCm62610 -38.47NGVD291SMD006AA
2009-09-2313:35 UTCm62611 -39.42NAVD881SMD006AA
2009-09-2313:35 UTCm7201994.47  1SMD006AA
2010-10-0713:55 UTCm62610 -41.15NGVD291SMD006AA
2010-10-0713:55 UTCm62611 -42.10NAVD881SMD006AA
2010-10-0713:55 UTCm7201997.15  1SMD006AA
2011-09-2213:20 UTCm62610 -40.15NGVD291SMD006AA
2011-09-2213:20 UTCm62611 -41.10NAVD881SMD006AA
2011-09-2213:20 UTCm7201996.15  1SMD006AA
2012-04-1713:26 UTCm62610 -34.40NGVD291SMD006AA
2012-04-1713:26 UTCm62611 -35.35NAVD881SMD006AA
2012-04-1713:26 UTCm7201990.40  1SMD006AA
2012-09-1114:00 UTCm62610 -40.92NGVD291SMD006AA
2012-09-1114:00 UTCm62611 -41.87NAVD881SMD006AA
2012-09-1114:00 UTCm7201996.92  1SMD006AA
2013-04-0914:36 UTCm62610 -34.71NGVD291SMD006AA
2013-04-0914:36 UTCm62611 -35.66NAVD881SMD006AA
2013-04-0914:36 UTCm7201990.71  1SMD006AA
2013-09-0414:35 UTCm62610 -38.64NGVD291SMD006AA
2013-09-0414:35 UTCm62611 -39.59NAVD881SMD006AA
2013-09-0414:35 UTCm7201994.64  1SMD006AA
2014-09-1914:21 UTCm62610 -40.40NGVD291SMD006AA
2014-09-1914:21 UTCm62611 -41.35NAVD881SMD006AA
2014-09-1914:21 UTCm7201996.40  1SMD006AA
2015-09-1013:27 UTCm62610 -39.63NGVD291SMD006AA
2015-09-1013:27 UTCm62611 -40.58NAVD881SMD006AA
2015-09-1013:27 UTCm7201995.63  1SMD006AA
2016-09-0813:55 UTCm62610 -40.36NGVD291SMD006AA
2016-09-0813:55 UTCm62611 -41.31NAVD881SMD006AA
2016-09-0813:55 UTCm7201996.36  1SMD006AA
2017-09-1314:31 UTCm62610 -39.83NGVD291SMD006AA
2017-09-1314:31 UTCm62611 -40.78NAVD881SMD006AA
2017-09-1314:31 UTCm7201995.83  1SMD006AA
2018-09-1214:08 UTCm62610 -38.23NGVD291SMD006AA
2018-09-1214:08 UTCm62611 -39.18NAVD881SMD006AA
2018-09-1214:08 UTCm7201994.23  1SMD006AA
2019-09-0414:38 UTCm62610 -38.41NGVD291SMD006AA
2019-09-0414:38 UTCm62611 -39.36NAVD881SMD006AA
2019-09-0414:38 UTCm7201994.41  1SMD006AA
2020-09-2114:22 UTCm62610 -37.15NGVD291SMD006AA
2020-09-2114:22 UTCm62611 -38.10NAVD881SMD006AA
2020-09-2114:22 UTCm7201993.15  1SMD006AA
2021-09-1414:30 UTCm62610 -37.75NGVD291SMD006AA
2021-09-1414:30 UTCm62611 -38.70NAVD881SMD006AA
2021-09-1414:30 UTCm7201993.75  1SMD006AA
2022-09-3013:41 UTCm62610 -37.98NGVD291SMD006AA
2022-09-3013:41 UTCm62611 -38.93NAVD881SMD006AA
2022-09-3013:41 UTCm7201993.98  1SMD006AA
2023-09-1815:10 UTCm62610 -37.93NGVD291SMD006AA
2023-09-1815:10 UTCm62611 -38.88NAVD881SMD006AA
2023-09-1815:10 UTCm7201993.93  1SMD006AA
2024-09-2313:36 UTCm62610 -39.73NGVD291SMD006AA
2024-09-2313:36 UTCm62611 -40.68NAVD881SMD006AA
2024-09-2313:36 UTCm7201995.73  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.