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Groundwater levels for the Nation

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Agency code = usgs
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  • 381537076272401
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USGS 381537076272401 SM Df 42

St. Mary'S County, Maryland
Latitude  38°15'37", Longitude  76°27'24" NAD27
Land-surface elevation 86.50 feet above NGVD29
The depth of the well is 570 feet below land surface.
The depth of the hole is 570 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.
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
1951-07-26 D62610 -43.50NGVD291L  A
1951-07-26 D62611 -44.43NAVD881L  A
1951-07-26 D72019130.00  1L  A
1985-04-04 D62610 -79.52NGVD291Z  A
1985-04-04 D62611 -80.45NAVD881Z  A
1985-04-04 D72019166.02  1Z  A
1985-09-12 D62610 -71.56NGVD291Z  A
1985-09-12 D62611 -72.49NAVD881Z  A
1985-09-12 D72019158.06  1Z  A
1987-04-21 D62610 -75.89NGVD291Z  A
1987-04-21 D62611 -76.82NAVD881Z  A
1987-04-21 D72019162.39  1Z  A
1987-09-18 D62610 -90.62NGVD291Z  A
1987-09-18 D62611 -91.55NAVD881Z  A
1987-09-18 D72019177.12  1Z  A
1988-09-20 D62610 -103.41NGVD291Z  A
1988-09-20 D62611 -104.34NAVD881Z  A
1988-09-20 D72019189.91  1Z  A
1989-04-13 D62610 -95.48NGVD29 Z  A
1989-04-13 D62611 -96.41NAVD88 Z  A
1989-04-13 D72019181.98   Z  A
1989-09-14 D62610 -99.08NGVD29PZ  A
1989-09-14 D62611 -100.01NAVD88PZ  A
1989-09-14 D72019185.58  PZ  A
1990-04-19 D62610 -106.81NGVD29PZ  A
1990-04-19 D62611 -107.74NAVD88PZ  A
1990-04-19 D72019193.31  PZ  A
1991-04-11 D62610 -114.16NGVD291Z  A
1991-04-11 D62611 -115.09NAVD881Z  A
1991-04-11 D72019200.66  1Z  A
1991-09-06 D62610 -114.16NGVD291Z  A
1991-09-06 D62611 -115.09NAVD881Z  A
1991-09-06 D72019200.66  1Z  A
1992-04-08 D62610 -116.01NGVD29PZ  A
1992-04-08 D62611 -116.94NAVD88PZ  A
1992-04-08 D72019202.51  PZ  A
1993-04-28 D62610 -117.68NGVD291Z  A
1993-04-28 D62611 -118.61NAVD881Z  A
1993-04-28 D72019204.18  1Z  A
1993-09-29 D62610 -123.79NGVD291Z  A
1993-09-29 D62611 -124.72NAVD881Z  A
1993-09-29 D72019210.29  1Z  A
1994-05-03 D62610 -115.21NGVD291Z  A
1994-05-03 D62611 -116.14NAVD881Z  A
1994-05-03 D72019201.71  1Z  A
1994-09-09 D62610 -131.09NGVD291Z  A
1994-09-09 D62611 -132.02NAVD881Z  A
1994-09-09 D72019217.59  1Z  A
1995-06-01 D62610 -123.54NGVD291Z  A
1995-06-01 D62611 -124.47NAVD881Z  A
1995-06-01 D72019210.04  1Z  A
1995-10-03 D62610 -125.87NGVD291Z  A
1995-10-03 D62611 -126.80NAVD881Z  A
1995-10-03 D72019212.37  1Z  A
1996-04-26 D62610 -125.50NGVD291Z  A
1996-04-26 D62611 -126.43NAVD881Z  A
1996-04-26 D72019212.00  1Z  A
1996-09-24 D62610 -138.40NGVD291Z  A
1996-09-24 D62611 -139.33NAVD881Z  A
1996-09-24 D72019224.90  1Z  A
1997-09-18 D62610 -135.98NGVD291Z  A
1997-09-18 D62611 -136.91NAVD881Z  A
1997-09-18 D72019222.48  1Z  A
1998-04-29 D62610 -137.04NGVD291Z  A
1998-04-29 D62611 -137.97NAVD881Z  A
1998-04-29 D72019223.54  1Z  A
1998-09-03 D62610 -143.08NGVD291Z  A
1998-09-03 D62611 -144.01NAVD881Z  A
1998-09-03 D72019229.58  1Z  A
1999-04-14 D62610 -132.58NGVD291Z  A
1999-04-14 D62611 -133.51NAVD881Z  A
1999-04-14 D72019219.08  1Z  A
1999-09-21 D62610 -152.35NGVD291Z  A
1999-09-21 D62611 -153.28NAVD881Z  A
1999-09-21 D72019238.85  1Z  A
2000-04-20 D62610 -143.86NGVD291Z  A
2000-04-20 D62611 -144.79NAVD881Z  A
2000-04-20 D72019230.36  1Z  A
2000-09-15 D62610 -149.14NGVD291Z  A
2000-09-15 D62611 -150.07NAVD881Z  A
2000-09-15 D72019235.64  1Z  A
2001-04-24 D62610 -148.73NGVD291Z  A
2001-04-24 D62611 -149.66NAVD881Z  A
2001-04-24 D72019235.23  1Z  A
2001-09-11 D62610 -155.62NGVD291Z  A
2001-09-11 D62611 -156.55NAVD881Z  A
2001-09-11 D72019242.12  1Z  A
2002-09-20 D62610 -160.37NGVD291TUSGSSA
2002-09-20 D62611 -161.30NAVD881TUSGSSA
2002-09-20 D72019246.87  1TUSGSSA
2003-05-07 D62610 -157.65NGVD291SUSGSSA
2003-05-07 D62611 -158.58NAVD881SUSGSSA
2003-05-07 D72019244.15  1SUSGSSA
2003-09-11 D62610 -156.02NGVD291SUSGSSA
2003-09-11 D62611 -156.95NAVD881SUSGSSA
2003-09-11 D72019242.52  1SUSGSSA
2004-05-07 D62610 -136.35NGVD291SUSGSSA
2004-05-07 D62611 -137.28NAVD881SUSGSSA
2004-05-07 D72019222.85  1SUSGSSA
2004-09-29 D62610 -159.23NGVD291SUSGSSA
2004-09-29 D62611 -160.16NAVD881SUSGSSA
2004-09-29 D72019245.73  1SUSGSSA
2005-09-14 D62610 -165.14NGVD291SUSGSSA
2005-09-14 D62611 -166.07NAVD881SUSGSSA
2005-09-14 D72019251.64  1SUSGSSA
2006-09-27 D62610 -190.13NGVD291SUSGSSA
2006-09-27 D62611 -191.06NAVD881SUSGSSA
2006-09-27 D72019276.63  1SUSGSSA
2007-09-26 D62610 -159.93NGVD291SUSGSSA
2007-09-26 D62611 -160.86NAVD881SUSGSSA
2007-09-26 D72019246.43  1SUSGSSA
2008-09-17 D62610 -157.30NGVD291SUSGSSA
2008-09-17 D62611 -158.23NAVD881SUSGSSA
2008-09-17 D72019243.80  1SUSGSSA
2009-09-23 D62610 -145.81NGVD291SUSGSSA
2009-09-23 D62611 -146.74NAVD881SUSGSSA
2009-09-23 D72019232.31  1SUSGSSA
2010-09-1413:14 UTCm62610 -161.89NGVD291SUSGSSA
2010-09-1413:14 UTCm62611 -162.82NAVD881SUSGSSA
2010-09-1413:14 UTCm72019248.39  1SUSGSSA
2012-09-1213:30 UTCm62610 -154.13NGVD291SUSGSSA
2012-09-1213:30 UTCm62611 -155.06NAVD881SUSGSSA
2012-09-1213:30 UTCm72019240.63  1SUSGSSA

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
StatusThe reported water-level measurement represents a static level
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 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.