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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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  • 381724076253901
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USGS 381724076253901 SM Df 96

St. Mary'S County, Maryland
Latitude  38°17'24.5", Longitude  76°25'39.3" NAD83
Land-surface elevation 9 feet above NGVD29
The depth of the well is 539 feet below land surface.
The depth of the hole is 584 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
1994-11-10 D62610 -100.00NGVD291L  A
1994-11-10 D62611 -100.84NAVD881L  A
1994-11-10 D72019109.00  1L  A
1995-09-27 D62610 -109.53NGVD291Z  A
1995-09-27 D62611 -110.37NAVD881Z  A
1995-09-27 D72019118.53  1Z  A
1996-04-30 D62610 -108.00NGVD291Z  A
1996-04-30 D62611 -108.84NAVD881Z  A
1996-04-30 D72019117.00  1Z  A
1997-05-14 D62610 -112.20NGVD291Z  A
1997-05-14 D62611 -113.04NAVD881Z  A
1997-05-14 D72019121.20  1Z  A
1997-09-19 D62610 -124.23NGVD291Z  A
1997-09-19 D62611 -125.07NAVD881Z  A
1997-09-19 D72019133.23  1Z  A
1998-02-26 D62610 -165.73NGVD291Z  A
1998-02-26 D62611 -166.57NAVD881Z  A
1998-02-26 D72019174.73  1Z  A
1998-09-02 D62610 -132.49NGVD291Z  A
1998-09-02 D62611 -133.33NAVD881Z  A
1998-09-02 D72019141.49  1Z  A
1999-04-14 D62610 -125.29NGVD291Z  A
1999-04-14 D62611 -126.13NAVD881Z  A
1999-04-14 D72019134.29  1Z  A
1999-09-01 D62610 -139.47NGVD291Z  A
1999-09-01 D62611 -140.31NAVD881Z  A
1999-09-01 D72019148.47  1Z  A
2000-04-20 D62610 -133.10NGVD291Z  A
2000-04-20 D62611 -133.94NAVD881Z  A
2000-04-20 D72019142.10  1Z  A
2000-09-15 D62610 -135.17NGVD291Z  A
2000-09-15 D62611 -136.01NAVD881Z  A
2000-09-15 D72019144.17  1Z  A
2001-04-26 D62610 -130.99NGVD291Z  A
2001-04-26 D62611 -131.83NAVD881Z  A
2001-04-26 D72019139.99  1Z  A
2001-07-12 D62610 -140.44NGVD291Z  A
2001-07-12 D62611 -141.28NAVD881Z  A
2001-07-12 D72019149.44  1Z  A
2002-04-24 D62610 -133.37NGVD291Z  A
2002-04-24 D62611 -134.21NAVD881Z  A
2002-04-24 D72019142.37  1Z  A
2003-04-2117:55 UTCm62610 -136.01NGVD291SUSGSSA
2003-04-2117:55 UTCm62611 -136.85NAVD881SUSGSSA
2003-04-2117:55 UTCm72019145.01  1SUSGSSA
2003-10-0220:10 UTCm62610 -183.43NGVD291SUSGSSA
2003-10-0220:10 UTCm62611 -184.27NAVD881SUSGSSA
2003-10-0220:10 UTCm72019192.43  1SUSGSSA
2004-02-24 D62610 -137.49NGVD291SUSGSSA
2004-02-24 D62611 -138.33NAVD881SUSGSSA
2004-02-24 D72019146.49  1SUSGSSA
2006-02-16 D62610 -138.20NGVD291SUSGSSA
2006-02-16 D62611 -139.04NAVD881SUSGSSA
2006-02-16 D72019147.20  1SUSGSSA
2006-04-28 D62610 -146.00NGVD29PSUSGSSA
2006-04-28 D62611 -146.84NAVD88PSUSGSSA
2006-04-28 D72019155.00  PSUSGSSA
2006-07-07 D62610 -146.60NGVD291SUSGSSA
2006-07-07 D62611 -147.44NAVD881SUSGSSA
2006-07-07 D72019155.60  1SUSGSSA
2006-12-12 D62610 -138.89NGVD291SUSGSSA
2006-12-12 D62611 -139.73NAVD881SUSGSSA
2006-12-12 D72019147.89  1SUSGSSA
2007-04-18 D62610 -133.63NGVD291SUSGSSA
2007-04-18 D62611 -134.47NAVD881SUSGSSA
2007-04-18 D72019142.63  1SUSGSSA
2007-09-19 D62610 -147.73NGVD291SUSGSSA
2007-09-19 D62611 -148.57NAVD881SUSGSSA
2007-09-19 D72019156.73  1SUSGSSA
2007-12-18 D62610 -140.64NGVD291SUSGSSA
2007-12-18 D62611 -141.48NAVD881SUSGSSA
2007-12-18 D72019149.64  1SUSGSSA
2008-04-09 D62610 -135.24NGVD291SUSGSSA
2008-04-09 D62611 -136.08NAVD881SUSGSSA
2008-04-09 D72019144.24  1SUSGSSA
2008-07-09 D62610 -138.70NGVD291SUSGSSA
2008-07-09 D62611 -139.54NAVD881SUSGSSA
2008-07-09 D72019147.70  1SUSGSSA
2008-09-18 D62610 -143.52NGVD291SUSGSSA
2008-09-18 D62611 -144.36NAVD881SUSGSSA
2008-09-18 D72019152.52  1SUSGSSA
2009-01-22 D62610 -140.22NGVD291SUSGSSA
2009-01-22 D62611 -141.06NAVD881SUSGSSA
2009-01-22 D72019149.22  1SUSGSSA
2009-04-28 D62610 -135.26NGVD291SUSGSSA
2009-04-28 D62611 -136.10NAVD881SUSGSSA
2009-04-28 D72019144.26  1SUSGSSA
2009-07-07 D62610 -140.90NGVD291SUSGSSA
2009-07-07 D62611 -141.74NAVD881SUSGSSA
2009-07-07 D72019149.90  1SUSGSSA
2009-09-23 D62610 -140.61NGVD291SUSGSSA
2009-09-23 D62611 -141.45NAVD881SUSGSSA
2009-09-23 D72019149.61  1SUSGSSA
2009-12-16 D62610 -133.12NGVD291SUSGSSA
2009-12-16 D62611 -133.96NAVD881SUSGSSA
2009-12-16 D72019142.12  1SUSGSSA
2010-04-22 D62610 -133.12NGVD291SUSGSSA
2010-04-22 D62611 -133.96NAVD881SUSGSSA
2010-04-22 D72019142.12  1SUSGSSA
2010-09-14 D62610 -146.57NGVD291SUSGSSA
2010-09-14 D62611 -147.41NAVD881SUSGSSA
2010-09-14 D72019155.57  1SUSGSSA
2011-01-1417:22 UTCm62610 -181.58NGVD29PSUSGSSA
2011-01-1417:22 UTCm62611 -182.42NAVD88PSUSGSSA
2011-01-1417:22 UTCm72019190.58  PSUSGSSA
2011-04-2714:30 UTCm62610 -134.25NGVD291SUSGSSA
2011-04-2714:30 UTCm62611 -135.09NAVD881SUSGSSA
2011-04-2714:30 UTCm72019143.25  1SUSGSSA
2011-07-1917:24 UTCm62610 -144.07NGVD291SUSGSSA
2011-07-1917:24 UTCm62611 -144.91NAVD881SUSGSSA
2011-07-1917:24 UTCm72019153.07  1SUSGSSA
2012-01-0614:15 UTCm62610 -136.48NGVD291SUSGSSA
2012-01-0614:15 UTCm62611 -137.32NAVD881SUSGSSA
2012-01-0614:15 UTCm72019145.48  1SUSGSSA
2013-04-1716:50 UTCm62610 -136.40NGVD291SUSGSSA
2013-04-1716:50 UTCm62611 -137.24NAVD881SUSGSSA
2013-04-1716:50 UTCm72019145.40  1SUSGSSA
2013-07-1614:03 UTCm62610 -137.05NGVD291TUSGSSA
2013-07-1614:03 UTCm62611 -137.89NAVD881TUSGSSA
2013-07-1614:03 UTCm72019146.05  1TUSGSSA
2013-09-0617:47 UTCm62610 -143.94NGVD291TUSGSSA
2013-09-0617:47 UTCm62611 -144.78NAVD881TUSGSSA
2013-09-0617:47 UTCm72019152.94  1TUSGSSA
2014-09-0318:51 UTCm62610 -144.13NGVD291TUSGSSA
2014-09-0318:51 UTCm62611 -144.97NAVD881TUSGSSA
2014-09-0318:51 UTCm72019153.13  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
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.