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Groundwater levels for the Nation

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Agency code = usgs
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  • 383643076505201
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USGS 383643076505201 CH Bf 132

Charles County, Maryland
Latitude  38°36'43", Longitude  76°50'52" NAD27
Land-surface elevation 200 feet above NGVD29
The depth of the well is 580 feet below land surface.
The depth of the hole is 600 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 Formation (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
1967-11-06 D62610 15.00NGVD291L  A
1967-11-06 D62611 14.18NAVD881L  A
1967-11-06 D72019185.00  1L  A
1980-06-25 D62610 -6.72NGVD291Z  A
1980-06-25 D62611 -7.54NAVD881Z  A
1980-06-25 D72019206.72  1Z  A
1980-08-29 D62610 -16.20NGVD291Z  A
1980-08-29 D62611 -17.02NAVD881Z  A
1980-08-29 D72019216.20  1Z  A
1981-04-15 D62610 -9.02NGVD291Z  A
1981-04-15 D62611 -9.84NAVD881Z  A
1981-04-15 D72019209.02  1Z  A
1981-09-23 D62610 -17.40NGVD291Z  A
1981-09-23 D62611 -18.22NAVD881Z  A
1981-09-23 D72019217.40  1Z  A
1982-09-09 D62610 -23.35NGVD291Z  A
1982-09-09 D62611 -24.17NAVD881Z  A
1982-09-09 D72019223.35  1Z  A
1983-04-07 D62610 -20.54NGVD291Z  A
1983-04-07 D62611 -21.36NAVD881Z  A
1983-04-07 D72019220.54  1Z  A
1983-10-04 D62610 -27.47NGVD291Z  A
1983-10-04 D62611 -28.29NAVD881Z  A
1983-10-04 D72019227.47  1Z  A
1984-04-10 D62610 -27.28NGVD291Z  A
1984-04-10 D62611 -28.10NAVD881Z  A
1984-04-10 D72019227.28  1Z  A
1984-09-12 D62610 -31.55NGVD291Z  A
1984-09-12 D62611 -32.37NAVD881Z  A
1984-09-12 D72019231.55  1Z  A
1985-04-04 D62610 -27.34NGVD291Z  A
1985-04-04 D62611 -28.16NAVD881Z  A
1985-04-04 D72019227.34  1Z  A
1985-09-19 D62610 -33.36NGVD291Z  A
1985-09-19 D62611 -34.18NAVD881Z  A
1985-09-19 D72019233.36  1Z  A
1986-04-28 D62610 -32.65NGVD291Z  A
1986-04-28 D62611 -33.47NAVD881Z  A
1986-04-28 D72019232.65  1Z  A
1986-09-09 D62610 -29.34NGVD291Z  A
1986-09-09 D62611 -30.16NAVD881Z  A
1986-09-09 D72019229.34  1Z  A
1987-04-06 D62610 -21.97NGVD291Z  A
1987-04-06 D62611 -22.79NAVD881Z  A
1987-04-06 D72019221.97  1Z  A
1987-09-24 D62610 -30.79NGVD291Z  A
1987-09-24 D62611 -31.61NAVD881Z  A
1987-09-24 D72019230.79  1Z  A
1987-11-14 D62610 -27.89NGVD291Z  A
1987-11-14 D62611 -28.71NAVD881Z  A
1987-11-14 D72019227.89  1Z  A
1988-04-27 D62610 -25.90NGVD291Z  A
1988-04-27 D62611 -26.72NAVD881Z  A
1988-04-27 D72019225.90  1Z  A
1988-09-08 D62610 -27.42NGVD291Z  A
1988-09-08 D62611 -28.24NAVD881Z  A
1988-09-08 D72019227.42  1Z  A
1989-04-12 D62610 -23.57NGVD29PZ  A
1989-04-12 D62611 -24.39NAVD88PZ  A
1989-04-12 D72019223.57  PZ  A
1989-09-12 D62610 -30.86NGVD291Z  A
1989-09-12 D62611 -31.68NAVD881Z  A
1989-09-12 D72019230.86  1Z  A
1990-04-10 D62610 -27.75NGVD291Z  A
1990-04-10 D62611 -28.57NAVD881Z  A
1990-04-10 D72019227.75  1Z  A
1990-09-06 D62610 -26.66NGVD291Z  A
1990-09-06 D62611 -27.48NAVD881Z  A
1990-09-06 D72019226.66  1Z  A
1991-09-05 D62610 -27.13NGVD291Z  A
1991-09-05 D62611 -27.95NAVD881Z  A
1991-09-05 D72019227.13  1Z  A
1992-04-16 D62610 -27.46NGVD291Z  A
1992-04-16 D62611 -28.28NAVD881Z  A
1992-04-16 D72019227.46  1Z  A
1992-09-09 D62610 -22.87NGVD291Z  A
1992-09-09 D62611 -23.69NAVD881Z  A
1992-09-09 D72019222.87  1Z  A
1993-04-20 D62610 -28.54NGVD291Z  A
1993-04-20 D62611 -29.36NAVD881Z  A
1993-04-20 D72019228.54  1Z  A
1993-09-27 D62610 -34.46NGVD291Z  A
1993-09-27 D62611 -35.28NAVD881Z  A
1993-09-27 D72019234.46  1Z  A
1994-04-25 D62610 -28.98NGVD291Z  A
1994-04-25 D62611 -29.80NAVD881Z  A
1994-04-25 D72019228.98  1Z  A
1994-09-16 D62610 -36.53NGVD291Z  A
1994-09-16 D62611 -37.35NAVD881Z  A
1994-09-16 D72019236.53  1Z  A
1995-09-18 D62610 -46.04NGVD291Z  A
1995-09-18 D62611 -46.86NAVD881Z  A
1995-09-18 D72019246.04  1Z  A
1996-04-10 D62610 -38.52NGVD291Z  A
1996-04-10 D62611 -39.34NAVD881Z  A
1996-04-10 D72019238.52  1Z  A
1996-09-17 D62610 -41.36NGVD291Z  A
1996-09-17 D62611 -42.18NAVD881Z  A
1996-09-17 D72019241.36  1Z  A
1997-04-14 D62610 -38.43NGVD291Z  A
1997-04-14 D62611 -39.25NAVD881Z  A
1997-04-14 D72019238.43  1Z  A
1997-09-18 D62610 -43.56NGVD291Z  A
1997-09-18 D62611 -44.38NAVD881Z  A
1997-09-18 D72019243.56  1Z  A
1998-04-20 D62610 -42.12NGVD291Z  A
1998-04-20 D62611 -42.94NAVD881Z  A
1998-04-20 D72019242.12  1Z  A
1999-04-29 D62610 -42.91NGVD291Z  A
1999-04-29 D62611 -43.73NAVD881Z  A
1999-04-29 D72019242.91  1Z  A
1999-09-01 D62610 -47.53NGVD291Z  A
1999-09-01 D62611 -48.35NAVD881Z  A
1999-09-01 D72019247.53  1Z  A
2000-09-27 D62610 -45.83NGVD291Z  A
2000-09-27 D62611 -46.65NAVD881Z  A
2000-09-27 D72019245.83  1Z  A
2001-04-09 D62610 -43.66NGVD291Z  A
2001-04-09 D62611 -44.48NAVD881Z  A
2001-04-09 D72019243.66  1Z  A
2001-09-05 D62610 -47.37NGVD291Z  A
2001-09-05 D62611 -48.19NAVD881Z  A
2001-09-05 D72019247.37  1Z  A
2002-04-0818:50 UTCm62610 -46.60NGVD291SMD006AA
2002-04-0818:50 UTCm62611 -47.42NAVD881SMD006AA
2002-04-0818:50 UTCm72019246.60  1SMD006AA
2002-09-1213:00 UTCm62610 -54.39NGVD291TMD006AA
2002-09-1213:00 UTCm62611 -55.21NAVD881TMD006AA
2002-09-1213:00 UTCm72019254.39  1TMD006AA
2003-05-30 D62610 -48.50NGVD291TUSGSSA
2003-05-30 D62611 -49.32NAVD881TUSGSSA
2003-05-30 D72019248.50  1TUSGSSA
2003-09-15 D62610 -47.68NGVD291SUSGSSA
2003-09-15 D62611 -48.50NAVD881SUSGSSA
2003-09-15 D72019247.68  1SUSGSSA
2004-04-27 D62610 -46.65NGVD291TUSGSSA
2004-04-27 D62611 -47.47NAVD881TUSGSSA
2004-04-27 D72019246.65  1TUSGSSA
2004-09-13 D62610 -49.15NGVD291TUSGSSA
2004-09-13 D62611 -49.97NAVD881TUSGSSA
2004-09-13 D72019249.15  1TUSGSSA
2005-09-06 D62610 -54.92NGVD291TUSGSSA
2005-09-06 D62611 -55.74NAVD881TUSGSSA
2005-09-06 D72019254.92  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.