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Groundwater levels for the Nation

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  • 383913076510202
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USGS 383913076510202 CH Bf 160

Charles County, Maryland
Latitude  38°39'13", Longitude  76°51'02" NAD27
Land-surface elevation 202.2 feet above NGVD29
The depth of the well is 705 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
1994-09-14 D62610 -37.08NGVD291Z  A
1994-09-14 D62611 -37.85NAVD881Z  A
1994-09-14 D72019239.28  1Z  A
1995-09-14 D62610 -45.91NGVD291Z  A
1995-09-14 D62611 -46.68NAVD881Z  A
1995-09-14 D72019248.11  1Z  A
1996-09-16 D62610 -39.70NGVD291Z  A
1996-09-16 D62611 -40.47NAVD881Z  A
1996-09-16 D72019241.90  1Z  A
1997-09-08 D62610 -49.18NGVD291Z  A
1997-09-08 D62611 -49.95NAVD881Z  A
1997-09-08 D72019251.38  1Z  A
1998-09-04 D62610 -46.44NGVD291Z  A
1998-09-04 D62611 -47.21NAVD881Z  A
1998-09-04 D72019248.64  1Z  A
1999-04-13 D62610 -41.25NGVD291Z  A
1999-04-13 D62611 -42.02NAVD881Z  A
1999-04-13 D72019243.45  1Z  A
1999-09-08 D62610 -43.42NGVD291Z  A
1999-09-08 D62611 -44.19NAVD881Z  A
1999-09-08 D72019245.62  1Z  A
2000-04-19 D62610 -38.74NGVD291Z  A
2000-04-19 D62611 -39.51NAVD881Z  A
2000-04-19 D72019240.94  1Z  A
2000-09-14 D62610 -49.83NGVD291Z  A
2000-09-14 D62611 -50.60NAVD881Z  A
2000-09-14 D72019252.03  1Z  A
2001-04-25 D62610 -43.34NGVD291Z  A
2001-04-25 D62611 -44.11NAVD881Z  A
2001-04-25 D72019245.54  1Z  A
2001-09-18 D62610 -45.50NGVD291Z  A
2001-09-18 D62611 -46.27NAVD881Z  A
2001-09-18 D72019247.70  1Z  A
2002-04-25 D62610 -46.78NGVD291TUSGSSA
2002-04-25 D62611 -47.55NAVD881TUSGSSA
2002-04-25 D72019248.98  1TUSGSSA
2002-09-17 D62610 -53.89NGVD291TUSGSSA
2002-09-17 D62611 -54.66NAVD881TUSGSSA
2002-09-17 D72019256.09  1TUSGSSA
2003-04-24 D62610 -43.95NGVD291TUSGSSA
2003-04-24 D62611 -44.72NAVD881TUSGSSA
2003-04-24 D72019246.15  1TUSGSSA
2003-09-16 D62610 -44.03NGVD291TUSGSSA
2003-09-16 D62611 -44.80NAVD881TUSGSSA
2003-09-16 D72019246.23  1TUSGSSA
2004-04-27 D62610 -45.61NGVD291TUSGSSA
2004-04-27 D62611 -46.38NAVD881TUSGSSA
2004-04-27 D72019247.81  1TUSGSSA
2004-09-14 D62610 -43.57NGVD291TUSGSSA
2004-09-14 D62611 -44.34NAVD881TUSGSSA
2004-09-14 D72019245.77  1TUSGSSA

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
Method of measurementTElectric-tape measurement.
Method of measurementZOther.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.