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Groundwater levels for the Nation

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Agency code = usgs
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  • 384401076404902
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USGS 384401076404902 CA Ba 8

Calvert County, Maryland
Latitude  38°44'01", Longitude  76°40'49" NAD27
Land-surface elevation 59.16 feet above NGVD29
The depth of the well is 473 feet below land surface.
The depth of the hole is 475 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
Graph of data
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
1973-06-06 D62610 17.16NGVD291L  A
1973-06-06 D62611 16.20NAVD881L  A
1973-06-06 D7201942.00  1L  A
1974-08-07 D62610 17.63NGVD291Z  A
1974-08-07 D62611 16.67NAVD881Z  A
1974-08-07 D7201941.53  1Z  A
1975-05-13 D62610 17.95NGVD291Z  A
1975-05-13 D62611 16.99NAVD881Z  A
1975-05-13 D7201941.21  1Z  A
1975-09-12 D62610 17.15NGVD291Z  A
1975-09-12 D62611 16.19NAVD881Z  A
1975-09-12 D7201942.01  1Z  A
1976-04-09 D62610 17.73NGVD291Z  A
1976-04-09 D62611 16.77NAVD881Z  A
1976-04-09 D7201941.43  1Z  A
1976-09-13 D62610 14.03NGVD291Z  A
1976-09-13 D62611 13.07NAVD881Z  A
1976-09-13 D7201945.13  1Z  A
1977-04-12 D62610 14.75NGVD291Z  A
1977-04-12 D62611 13.79NAVD881Z  A
1977-04-12 D7201944.41  1Z  A
1979-03-22 D62610 13.53NGVD291Z  A
1979-03-22 D62611 12.57NAVD881Z  A
1979-03-22 D7201945.63  1Z  A
1979-09-10 D62610 11.26NGVD291Z  A
1979-09-10 D62611 10.30NAVD881Z  A
1979-09-10 D7201947.90  1Z  A
1980-03-17 D62610 11.50NGVD291Z  A
1980-03-17 D62611 10.54NAVD881Z  A
1980-03-17 D7201947.66  1Z  A
1980-08-25 D62610 -8.75NGVD29PZ  A
1980-08-25 D62611 -9.71NAVD88PZ  A
1980-08-25 D7201967.91  PZ  A
1981-04-09 D62610 6.96NGVD29PZ  A
1981-04-09 D62611 6.00NAVD88PZ  A
1981-04-09 D7201952.20  PZ  A
1981-09-10 D62610 7.50NGVD291Z  A
1981-09-10 D62611 6.54NAVD881Z  A
1981-09-10 D7201951.66  1Z  A
1982-03-31 D62610 7.07NGVD291Z  A
1982-03-31 D62611 6.11NAVD881Z  A
1982-03-31 D7201952.09  1Z  A
1982-09-03 D62610 -7.52NGVD29PZ  A
1982-09-03 D62611 -8.48NAVD88PZ  A
1982-09-03 D7201966.68  PZ  A
1983-03-31 D62610 3.37NGVD291Z  A
1983-03-31 D62611 2.41NAVD881Z  A
1983-03-31 D7201955.79  1Z  A
1983-09-09 D62610 -9.75NGVD291Z  A
1983-09-09 D62611 -10.71NAVD881Z  A
1983-09-09 D7201968.91  1Z  A
1983-09-13 D62610 2.02NGVD291Z  A
1983-09-13 D62611 1.06NAVD881Z  A
1983-09-13 D7201957.14  1Z  A
1984-03-30 D62610 3.95NGVD291Z  A
1984-03-30 D62611 2.99NAVD881Z  A
1984-03-30 D7201955.21  1Z  A
1984-09-06 D62610 0.54NGVD291Z  A
1984-09-06 D62611 -0.42NAVD881Z  A
1984-09-06 D7201958.62  1Z  A
1985-03-22 D62610 2.09NGVD291Z  A
1985-03-22 D62611 1.13NAVD881Z  A
1985-03-22 D7201957.07  1Z  A
1985-09-11 D62610 -0.83NGVD291Z  A
1985-09-11 D62611 -1.79NAVD881Z  A
1985-09-11 D7201959.99  1Z  A
1985-09-19 D62610 -3.25NGVD29PZ  A
1985-09-19 D62611 -4.21NAVD88PZ  A
1985-09-19 D7201962.41  PZ  A
1986-03-25 D62610 0.95NGVD291Z  A
1986-03-25 D62611 -0.01NAVD881Z  A
1986-03-25 D7201958.21  1Z  A
1986-09-10 D62610 -0.36NGVD291Z  A
1986-09-10 D62611 -1.32NAVD881Z  A
1986-09-10 D7201959.52  1Z  A
1987-04-07 D62610 0.88NGVD29PZ  A
1987-04-07 D62611 -0.08NAVD88PZ  A
1987-04-07 D7201958.28  PZ  A
1987-09-02 D62610 -2.11NGVD291Z  A
1987-09-02 D62611 -3.07NAVD881Z  A
1987-09-02 D7201961.27  1Z  A
1988-04-13 D62610 -0.83NGVD291Z  A
1988-04-13 D62611 -1.79NAVD881Z  A
1988-04-13 D7201959.99  1Z  A
1988-09-22 D62610 -2.87NGVD291Z  A
1988-09-22 D62611 -3.83NAVD881Z  A
1988-09-22 D7201962.03  1Z  A
1989-04-11 D62610 -0.63NGVD291Z  A
1989-04-11 D62611 -1.59NAVD881Z  A
1989-04-11 D7201959.79  1Z  A
1989-09-20 D62610 -2.33NGVD291Z  A
1989-09-20 D62611 -3.29NAVD881Z  A
1989-09-20 D7201961.49  1Z  A
1990-04-12 D62610 -1.79NGVD29PZ  A
1990-04-12 D62611 -2.75NAVD88PZ  A
1990-04-12 D7201960.95  PZ  A
1990-09-24 D62610 -2.93NGVD291Z  A
1990-09-24 D62611 -3.89NAVD881Z  A
1990-09-24 D7201962.09  1Z  A
1991-04-10 D62610 -3.07NGVD291Z  A
1991-04-10 D62611 -4.03NAVD881Z  A
1991-04-10 D7201962.23  1Z  A
1991-09-10 D62610 -5.85NGVD291Z  A
1991-09-10 D62611 -6.81NAVD881Z  A
1991-09-10 D7201965.01  1Z  A
1992-04-08 D62610 -3.77NGVD291Z  A
1992-04-08 D62611 -4.73NAVD881Z  A
1992-04-08 D7201962.93  1Z  A
1992-09-15 D62610 -5.55NGVD291Z  A
1992-09-15 D62611 -6.51NAVD881Z  A
1992-09-15 D7201964.71  1Z  A
1993-04-20 D62610 -4.14NGVD291Z  A
1993-04-20 D62611 -5.10NAVD881Z  A
1993-04-20 D7201963.30  1Z  A
1993-09-09 D62610 -9.75NGVD291Z  A
1993-09-09 D62611 -10.71NAVD881Z  A
1993-09-09 D7201968.91  1Z  A
1994-04-26 D62610 -6.09NGVD291Z  A
1994-04-26 D62611 -7.05NAVD881Z  A
1994-04-26 D7201965.25  1Z  A
1994-09-20 D62610 -12.11NGVD291Z  A
1994-09-20 D62611 -13.07NAVD881Z  A
1994-09-20 D7201971.27  1Z  A
1995-09-20 D62610 -10.01NGVD291Z  A
1995-09-20 D62611 -10.97NAVD881Z  A
1995-09-20 D7201969.17  1Z  A
1996-04-23 D62610 -8.94NGVD291Z  A
1996-04-23 D62611 -9.90NAVD881Z  A
1996-04-23 D7201968.10  1Z  A
1996-10-23 D62610 -9.24NGVD291Z  A
1996-10-23 D62611 -10.20NAVD881Z  A
1996-10-23 D7201968.40  1Z  A
1997-09-23 D62610 -11.69NGVD291Z  A
1997-09-23 D62611 -12.65NAVD881Z  A
1997-09-23 D7201970.85  1Z  A
1998-04-21 D62610 -9.12NGVD291Z  A
1998-04-21 D62611 -10.08NAVD881Z  A
1998-04-21 D7201968.28  1Z  A
1998-09-24 D62610 -13.89NGVD291Z  A
1998-09-24 D62611 -14.85NAVD881Z  A
1998-09-24 D7201973.05  1Z  A
1999-04-29 D62610 -11.29NGVD291Z  A
1999-04-29 D62611 -12.25NAVD881Z  A
1999-04-29 D7201970.45  1Z  A
1999-09-14 D62610 -16.16NGVD291Z  A
1999-09-14 D62611 -17.12NAVD881Z  A
1999-09-14 D7201975.32  1Z  A
1999-10-02 D62610 -12.44NGVD291Z  A
1999-10-02 D62611 -13.40NAVD881Z  A
1999-10-02 D7201971.60  1Z  A
2000-10-03 D62610 -12.37NGVD291Z  A
2000-10-03 D62611 -13.33NAVD881Z  A
2000-10-03 D7201971.53  1Z  A
2001-04-17 D62610 -12.62NGVD291Z  A
2001-04-17 D62611 -13.58NAVD881Z  A
2001-04-17 D7201971.78  1Z  A
2001-09-26 D62610 -15.84NGVD291Z  A
2001-09-26 D62611 -16.80NAVD881Z  A
2001-09-26 D7201975.00  1Z  A
2002-04-12 D62610 -14.55NGVD291TUSGSSA
2002-04-12 D62611 -15.51NAVD881TUSGSSA
2002-04-12 D7201973.71  1TUSGSSA
2002-09-10 D62610 -19.22NGVD291TUSGSSA
2002-09-10 D62611 -20.18NAVD881TUSGSSA
2002-09-10 D7201978.38  1TUSGSSA
2003-09-09 D62610 -16.24NGVD29PSUSGSSA
2003-09-09 D62611 -17.20NAVD88PSUSGSSA
2003-09-09 D7201975.40  PSUSGSSA
2004-04-16 D62610 -15.27NGVD291SUSGSSA
2004-04-16 D62611 -16.23NAVD881SUSGSSA
2004-04-16 D7201974.43  1SUSGSSA
2004-09-21 D62610 -16.39NGVD291SUSGSSA
2004-09-21 D62611 -17.35NAVD881SUSGSSA
2004-09-21 D7201975.55  1SUSGSSA
2005-09-23 D62610 -19.51NGVD29PSUSGSSA
2005-09-23 D62611 -20.47NAVD88PSUSGSSA
2005-09-23 D7201978.67  PSUSGSSA
2006-09-20 D62610 -18.01NGVD29PSUSGSSA
2006-09-20 D62611 -18.97NAVD88PSUSGSSA
2006-09-20 D7201977.17  PSUSGSSA
2007-09-17 D62610 -21.41NGVD291SUSGSSA
2007-09-17 D62611 -22.37NAVD881SUSGSSA
2007-09-17 D7201980.57  1SUSGSSA
2008-09-23 D62610 -21.66NGVD29PSMD006AA
2008-09-23 D62611 -22.62NAVD88PSMD006AA
2008-09-23 D7201980.82  PSMD006AA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.