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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 381747076223901
Minimum number of levels = 1
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USGS 381747076223901 SM Dg 19

St. Mary'S County, Maryland
Latitude  38°17'45.6", Longitude  76°22'35.0" NAD83
Land-surface elevation 10 feet above NGVD29
The depth of the well is 532 feet below land surface.
The depth of the hole is 544 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 (125AQUI) 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
1998-02-19 D62610 -100.39NGVD291Z  A
1998-02-19 D62611 -101.21NAVD881Z  A
1998-02-19 D72019110.39  1Z  A
1998-04-29 D62610 -101.30NGVD291Z  A
1998-04-29 D62611 -102.12NAVD881Z  A
1998-04-29 D72019111.30  1Z  A
1998-09-02 D62610 -111.60NGVD291Z  A
1998-09-02 D62611 -112.42NAVD881Z  A
1998-09-02 D72019121.60  1Z  A
1999-02-10 D62610 -106.50NGVD291Z  A
1999-02-10 D62611 -107.32NAVD881Z  A
1999-02-10 D72019116.50  1Z  A
1999-04-14 D62610 -126.84NGVD291Z  A
1999-04-14 D62611 -127.66NAVD881Z  A
1999-04-14 D72019136.84  1Z  A
1999-06-15 D62610 -119.70NGVD291Z  A
1999-06-15 D62611 -120.52NAVD881Z  A
1999-06-15 D72019129.70  1Z  A
1999-09-01 D62610 -120.55NGVD291Z  A
1999-09-01 D62611 -121.37NAVD881Z  A
1999-09-01 D72019130.55  1Z  A
2000-01-12 D62610 -114.54NGVD291Z  A
2000-01-12 D62611 -115.36NAVD881Z  A
2000-01-12 D72019124.54  1Z  A
2000-04-20 D62610 -112.98NGVD291Z  A
2000-04-20 D62611 -113.80NAVD881Z  A
2000-04-20 D72019122.98  1Z  A
2000-07-12 D62610 -117.47NGVD291Z  A
2000-07-12 D62611 -118.29NAVD881Z  A
2000-07-12 D72019127.47  1Z  A
2000-09-15 D62610 -116.35NGVD291Z  A
2000-09-15 D62611 -117.17NAVD881Z  A
2000-09-15 D72019126.35  1Z  A
2001-01-03 D62610 -114.32NGVD291Z  A
2001-01-03 D62611 -115.14NAVD881Z  A
2001-01-03 D72019124.32  1Z  A
2001-04-26 D62610 -113.27NGVD291Z  A
2001-04-26 D62611 -114.09NAVD881Z  A
2001-04-26 D72019123.27  1Z  A
2001-07-12 D62610 -120.13NGVD291Z  A
2001-07-12 D62611 -120.95NAVD881Z  A
2001-07-12 D72019130.13  1Z  A
2001-09-14 D62610 -122.68NGVD291Z  A
2001-09-14 D62611 -123.50NAVD881Z  A
2001-09-14 D72019132.68  1Z  A
2002-01-09 D62610 -116.87NGVD291Z  A
2002-01-09 D62611 -117.69NAVD881Z  A
2002-01-09 D72019126.87  1Z  A
2002-04-24 D62610 -115.52NGVD291Z  A
2002-04-24 D62611 -116.34NAVD881Z  A
2002-04-24 D72019125.52  1Z  A
2002-09-20 D62610 -131.60NGVD291Z  A
2002-09-20 D62611 -132.42NAVD881Z  A
2002-09-20 D72019141.60  1Z  A
2003-01-15 D62610 -132.85NGVD291SUSGSSA
2003-01-15 D62611 -133.67NAVD881SUSGSSA
2003-01-15 D72019142.85  1SUSGSSA
2003-04-2214:30 UTCm62610 -117.09NGVD291SUSGSSA
2003-04-2214:30 UTCm62611 -117.91NAVD881SUSGSSA
2003-04-2214:30 UTCm72019127.09  1SUSGSSA
2003-07-2319:50 UTCm62610 -124.10NGVD291SUSGSSA
2003-07-2319:50 UTCm62611 -124.92NAVD881SUSGSSA
2003-07-2319:50 UTCm72019134.10  1SUSGSSA
2003-10-0219:15 UTCm62610 -138.45NGVD291SUSGSSA
2003-10-0219:15 UTCm62611 -139.27NAVD881SUSGSSA
2003-10-0219:15 UTCm72019148.45  1SUSGSSA
2004-02-24 D62610 -114.18NGVD291SUSGSSA
2004-02-24 D62611 -115.00NAVD881SUSGSSA
2004-02-24 D72019124.18  1SUSGSSA
2004-09-13 D62610 -119.62NGVD291SUSGSSA
2004-09-13 D62611 -120.44NAVD881SUSGSSA
2004-09-13 D72019129.62  1SUSGSSA
2005-09-14 D62610 -129.55NGVD291SUSGSSA
2005-09-14 D62611 -130.37NAVD881SUSGSSA
2005-09-14 D72019139.55  1SUSGSSA
2006-02-16 D62610 -120.76NGVD291SUSGSSA
2006-02-16 D62611 -121.58NAVD881SUSGSSA
2006-02-16 D72019130.76  1SUSGSSA
2006-04-28 D62610 -119.86NGVD291SUSGSSA
2006-04-28 D62611 -120.68NAVD881SUSGSSA
2006-04-28 D72019129.86  1SUSGSSA
2006-07-07 D62610 -125.68NGVD291SUSGSSA
2006-07-07 D62611 -126.50NAVD881SUSGSSA
2006-07-07 D72019135.68  1SUSGSSA
2006-09-27 D62610 -129.54NGVD291SUSGSSA
2006-09-27 D62611 -130.36NAVD881SUSGSSA
2006-09-27 D72019139.54  1SUSGSSA
2006-12-12 D62610 -123.34NGVD291SUSGSSA
2006-12-12 D62611 -124.16NAVD881SUSGSSA
2006-12-12 D72019133.34  1SUSGSSA
2007-04-18 D62610 -118.62NGVD291SUSGSSA
2007-04-18 D62611 -119.44NAVD881SUSGSSA
2007-04-18 D72019128.62  1SUSGSSA
2007-07-03 D62610 -124.77NGVD291SUSGSSA
2007-07-03 D62611 -125.59NAVD881SUSGSSA
2007-07-03 D72019134.77  1SUSGSSA
2007-09-19 D62610 -130.12NGVD291SUSGSSA
2007-09-19 D62611 -130.94NAVD881SUSGSSA
2007-09-19 D72019140.12  1SUSGSSA
2007-12-18 D62610 -124.65NGVD291SUSGSSA
2007-12-18 D62611 -125.47NAVD881SUSGSSA
2007-12-18 D72019134.65  1SUSGSSA
2008-04-09 D62610 -118.06NGVD291SUSGSSA
2008-04-09 D62611 -118.88NAVD881SUSGSSA
2008-04-09 D72019128.06  1SUSGSSA
2008-07-09 D62610 -121.52NGVD291SUSGSSA
2008-07-09 D62611 -122.34NAVD881SUSGSSA
2008-07-09 D72019131.52  1SUSGSSA
2008-09-18 D62610 -126.36NGVD291SUSGSSA
2008-09-18 D62611 -127.18NAVD881SUSGSSA
2008-09-18 D72019136.36  1SUSGSSA
2009-01-22 D62610 -120.45NGVD291SUSGSSA
2009-01-22 D62611 -121.27NAVD881SUSGSSA
2009-01-22 D72019130.45  1SUSGSSA
2009-04-28 D62610 -119.96NGVD291SUSGSSA
2009-04-28 D62611 -120.78NAVD881SUSGSSA
2009-04-28 D72019129.96  1SUSGSSA
2009-07-07 D62610 -123.27NGVD291SUSGSSA
2009-07-07 D62611 -124.09NAVD881SUSGSSA
2009-07-07 D72019133.27  1SUSGSSA
2009-09-23 D62610 -125.62NGVD291SUSGSSA
2009-09-23 D62611 -126.44NAVD881SUSGSSA
2009-09-23 D72019135.62  1SUSGSSA
2009-12-16 D62610 -118.15NGVD291SUSGSSA
2009-12-16 D62611 -118.97NAVD881SUSGSSA
2009-12-16 D72019128.15  1SUSGSSA
2010-04-22 D62610 -117.35NGVD291SUSGSSA
2010-04-22 D62611 -118.17NAVD881SUSGSSA
2010-04-22 D72019127.35  1SUSGSSA
2010-07-08 D62610 -126.54NGVD291SUSGSSA
2010-07-08 D62611 -127.36NAVD881SUSGSSA
2010-07-08 D72019136.54  1SUSGSSA
2010-09-1416:08 UTCm62610 -130.70NGVD291SUSGSSA
2010-09-1416:08 UTCm62611 -131.52NAVD881SUSGSSA
2010-09-1416:08 UTCm72019140.70  1SUSGSSA
2011-01-1416:14 UTCm62610 -120.61NGVD291SUSGSSA
2011-01-1416:14 UTCm62611 -121.43NAVD881SUSGSSA
2011-01-1416:14 UTCm72019130.61  1SUSGSSA
2011-04-2713:42 UTCm62610 -120.01NGVD291SUSGSSA
2011-04-2713:42 UTCm62611 -120.83NAVD881SUSGSSA
2011-04-2713:42 UTCm72019130.01  1SUSGSSA
2011-07-1916:05 UTCm62610 -126.93NGVD291SUSGSSA
2011-07-1916:05 UTCm62611 -127.75NAVD881SUSGSSA
2011-07-1916:05 UTCm72019136.93  1SUSGSSA
2011-09-2116:55 UTCm62610 -126.58NGVD291SUSGSSA
2011-09-2116:55 UTCm62611 -127.40NAVD881SUSGSSA
2011-09-2116:55 UTCm72019136.58  1SUSGSSA
2012-01-0614:14 UTCm62610 -119.87NGVD291SUSGSSA
2012-01-0614:14 UTCm62611 -120.69NAVD881SUSGSSA
2012-01-0614:14 UTCm72019129.87  1SUSGSSA
2012-04-2513:35 UTCm62610 -119.86NGVD291SUSGSSA
2012-04-2513:35 UTCm62611 -120.68NAVD881SUSGSSA
2012-04-2513:35 UTCm72019129.86  1SUSGSSA
2012-09-1217:44 UTCm62610 -126.33NGVD291SUSGSSA
2012-09-1217:44 UTCm62611 -127.15NAVD881SUSGSSA
2012-09-1217:44 UTCm72019136.33  1SUSGSSA
2013-04-1715:45 UTCm62610 -117.51NGVD291SUSGSSA
2013-04-1715:45 UTCm62611 -118.33NAVD881SUSGSSA
2013-04-1715:45 UTCm72019127.51  1SUSGSSA
2013-07-1613:08 UTCm62610 -121.79NGVD291TUSGSSA
2013-07-1613:08 UTCm62611 -122.61NAVD881TUSGSSA
2013-07-1613:08 UTCm72019131.79  1TUSGSSA
2013-09-0616:50 UTCm62610 -127.83NGVD291TUSGSSA
2013-09-0616:50 UTCm62611 -128.65NAVD881TUSGSSA
2013-09-0616:50 UTCm72019137.83  1TUSGSSA
2014-09-0317:57 UTCm62610 -128.42NGVD291TUSGSSA
2014-09-0317:57 UTCm62611 -129.24NAVD881TUSGSSA
2014-09-0317:57 UTCm72019138.42  1TUSGSSA
2015-09-1015:09 UTCm62610 -129.12NGVD291TUSGSSA
2015-09-1015:09 UTCm62611 -129.94NAVD881TUSGSSA
2015-09-1015:09 UTCm72019139.12  1TUSGSSA
2016-09-2216:34 UTCm62610 -129.83NGVD291TUSGSSA
2016-09-2216:34 UTCm62611 -130.65NAVD881TUSGSSA
2016-09-2216:34 UTCm72019139.83  1TUSGSSA
2017-10-0518:47 UTCm62610 -127.72NGVD291SUSGSSA
2017-10-0518:47 UTCm62611 -128.54NAVD881SUSGSSA
2017-10-0518:47 UTCm72019137.72  1SUSGSSA
2018-09-2519:17 UTCm62610 -124.12NGVD291SUSGSSA
2018-09-2519:17 UTCm62611 -124.94NAVD881SUSGSSA
2018-09-2519:17 UTCm72019134.12  1SUSGSSA
2019-09-1721:44 UTCm62610 -128.68NGVD291SUSGSSA
2019-09-1721:44 UTCm62611 -129.50NAVD881SUSGSSA
2019-09-1721:44 UTCm72019138.68  1SUSGSSA
2020-09-1419:28 UTCm62610 -124.21NGVD291SUSGSSA
2020-09-1419:28 UTCm62611 -125.03NAVD881SUSGSSA
2020-09-1419:28 UTCm72019134.21  1SUSGSSA
2021-09-0819:35 UTCm62610 -123.85NGVD291SUSGSSA
2021-09-0819:35 UTCm62611 -124.67NAVD881SUSGSSA
2021-09-0819:35 UTCm72019133.85  1SUSGSSA
2022-09-0814:24 UTCm62610 -123.98NGVD291SUSGSSA
2022-09-0814:24 UTCm62611 -124.80NAVD881SUSGSSA
2022-09-0814:24 UTCm72019133.98  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
Status1Static
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.