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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 381805076225701
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USGS 381805076225701 SM Dg 5

St. Mary'S County, Maryland
Latitude  38°18'02.1", Longitude  76°22'56.7" NAD83
Land-surface elevation 21.40 feet above NGVD29
The depth of the well is 494 feet below land surface.
The depth of the hole is 494 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.
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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
1950-08-21 D62610 -14.60NGVD291SUSGSSA
1950-08-21 D62611 -15.41NAVD881SUSGSSA
1950-08-21 D7201936.00  1SUSGSSA
1982-09-16 D62610 -42.05NGVD291Z  A
1982-09-16 D62611 -42.86NAVD881Z  A
1982-09-16 D7201963.45  1Z  A
1983-04-08 D62610 -36.32NGVD291Z  A
1983-04-08 D62611 -37.13NAVD881Z  A
1983-04-08 D7201957.72  1Z  A
1983-09-14 D62610 -42.85NGVD291Z  A
1983-09-14 D62611 -43.66NAVD881Z  A
1983-09-14 D7201964.25  1Z  A
1984-04-11 D62610 -38.80NGVD291Z  A
1984-04-11 D62611 -39.61NAVD881Z  A
1984-04-11 D7201960.20  1Z  A
1984-09-21 D62610 -42.54NGVD291Z  A
1984-09-21 D62611 -43.35NAVD881Z  A
1984-09-21 D7201963.94  1Z  A
1985-04-03 D62610 -38.17NGVD291Z  A
1985-04-03 D62611 -38.98NAVD881Z  A
1985-04-03 D7201959.57  1Z  A
1985-09-13 D62610 -44.80NGVD291Z  A
1985-09-13 D62611 -45.61NAVD881Z  A
1985-09-13 D7201966.20  1Z  A
1986-04-02 D62610 -42.93NGVD291Z  A
1986-04-02 D62611 -43.74NAVD881Z  A
1986-04-02 D7201964.33  1Z  A
1987-04-21 D62610 -45.81NGVD291Z  A
1987-04-21 D62611 -46.62NAVD881Z  A
1987-04-21 D7201967.21  1Z  A
1987-09-10 D62610 -53.00NGVD291Z  A
1987-09-10 D62611 -53.81NAVD881Z  A
1987-09-10 D7201974.40  1Z  A
1988-04-14 D62610 -52.51NGVD291Z  A
1988-04-14 D62611 -53.32NAVD881Z  A
1988-04-14 D7201973.91  1Z  A
1991-04-10 D62610 -67.67NGVD29PZ  A
1991-04-10 D62611 -68.48NAVD88PZ  A
1991-04-10 D7201989.07  PZ  A
1995-06-01 D62610 -84.59NGVD291Z  A
1995-06-01 D62611 -85.40NAVD881Z  A
1995-06-01 D72019105.99  1Z  A
1998-02-19 D62610 -97.33NGVD291Z  A
1998-02-19 D62611 -98.14NAVD881Z  A
1998-02-19 D72019118.73  1Z  A
1998-04-29 D62610 -81.80NGVD291Z  A
1998-04-29 D62611 -82.61NAVD881Z  A
1998-04-29 D72019103.20  1Z  A
1998-09-02 D62610 -108.49NGVD291Z  A
1998-09-02 D62611 -109.30NAVD881Z  A
1998-09-02 D72019129.89  1Z  A
2003-07-23 D62610 -117.75NGVD291SUSGSSA
2003-07-23 D62611 -118.56NAVD881SUSGSSA
2003-07-23 D72019139.15  1SUSGSSA
2003-08-2720:50 UTCm62610 -116.90NGVD291SUSGSSA
2003-08-2720:50 UTCm62611 -117.71NAVD881SUSGSSA
2003-08-2720:50 UTCm72019138.30  1SUSGSSA
2003-10-0118:55 UTCm62610 -115.38NGVD291SUSGSSA
2003-10-0118:55 UTCm62611 -116.19NAVD881SUSGSSA
2003-10-0118:55 UTCm72019136.78  1SUSGSSA
2003-11-1220:55 UTCm62610 -114.02NGVD291TUSGSSA
2003-11-1220:55 UTCm62611 -114.83NAVD881TUSGSSA
2003-11-1220:55 UTCm72019135.42  1TUSGSSA
2003-12-2922:45 UTCm62610 -110.18NGVD291TUSGSSA
2003-12-2922:45 UTCm62611 -110.99NAVD881TUSGSSA
2003-12-2922:45 UTCm72019131.58  1TUSGSSA
2004-02-24 D62610 -106.71NGVD291SUSGSSA
2004-02-24 D62611 -107.52NAVD881SUSGSSA
2004-02-24 D72019128.11  1SUSGSSA
2004-03-31 D62610 -81.47NGVD291SUSGSSA
2004-03-31 D62611 -82.28NAVD881SUSGSSA
2004-03-31 D72019102.87  1SUSGSSA
2006-02-16 D62610 -73.15NGVD291TUSGSSA
2006-02-16 D62611 -73.96NAVD881TUSGSSA
2006-02-16 D7201994.55  1TUSGSSA
2006-04-28 D62610 -82.39NGVD291TUSGSSA
2006-04-28 D62611 -83.20NAVD881TUSGSSA
2006-04-28 D72019103.79  1TUSGSSA
2006-07-07 D62610 -97.90NGVD29PTUSGSSA
2006-07-07 D62611 -98.71NAVD88PTUSGSSA
2006-07-07 D72019119.30  PTUSGSSA
2006-09-27 D62610 -97.26NGVD291TUSGSSA
2006-09-27 D62611 -98.07NAVD881TUSGSSA
2006-09-27 D72019118.66  1TUSGSSA
2006-12-12 D62610 -90.57NGVD291TUSGSSA
2006-12-12 D62611 -91.38NAVD881TUSGSSA
2006-12-12 D72019111.97  1TUSGSSA
2007-04-18 D62610 -79.94NGVD291TUSGSSA
2007-04-18 D62611 -80.75NAVD881TUSGSSA
2007-04-18 D72019101.34  1TUSGSSA
2007-07-03 D62610 -77.52NGVD291TUSGSSA
2007-07-03 D62611 -78.33NAVD881TUSGSSA
2007-07-03 D7201998.92  1TUSGSSA
2007-09-19 D62610 -81.73NGVD291TUSGSSA
2007-09-19 D62611 -82.54NAVD881TUSGSSA
2007-09-19 D72019103.13  1TUSGSSA
2007-12-18 D62610 -72.61NGVD291TUSGSSA
2007-12-18 D62611 -73.42NAVD881TUSGSSA
2007-12-18 D7201994.01  1TUSGSSA
2008-04-09 D62610 -71.79NGVD291TUSGSSA
2008-04-09 D62611 -72.60NAVD881TUSGSSA
2008-04-09 D7201993.19  1TUSGSSA
2008-07-09 D62610 -82.95NGVD291TUSGSSA
2008-07-09 D62611 -83.76NAVD881TUSGSSA
2008-07-09 D72019104.35  1TUSGSSA
2008-09-18 D62610 -90.88NGVD291TUSGSSA
2008-09-18 D62611 -91.69NAVD881TUSGSSA
2008-09-18 D72019112.28  1TUSGSSA
2009-01-22 D62610 -76.24NGVD291TUSGSSA
2009-01-22 D62611 -77.05NAVD881TUSGSSA
2009-01-22 D7201997.64  1TUSGSSA
2009-04-28 D62610 -71.89NGVD291TUSGSSA
2009-04-28 D62611 -72.70NAVD881TUSGSSA
2009-04-28 D7201993.29  1TUSGSSA
2009-07-07 D62610 -83.83NGVD291TUSGSSA
2009-07-07 D62611 -84.64NAVD881TUSGSSA
2009-07-07 D72019105.23  1TUSGSSA
2009-09-23 D62610 -84.50NGVD291TUSGSSA
2009-09-23 D62611 -85.31NAVD881TUSGSSA
2009-09-23 D72019105.90  1TUSGSSA
2009-12-16 D62610 -98.92NGVD291TUSGSSA
2009-12-16 D62611 -99.73NAVD881TUSGSSA
2009-12-16 D72019120.32  1TUSGSSA
2010-04-22 D62610 -85.99NGVD291TUSGSSA
2010-04-22 D62611 -86.80NAVD881TUSGSSA
2010-04-22 D72019107.39  1TUSGSSA
2010-07-08 D62610 -94.71NGVD291TUSGSSA
2010-07-08 D62611 -95.52NAVD881TUSGSSA
2010-07-08 D72019116.11  1TUSGSSA
2010-09-1416:24 UTCm62610 -97.20NGVD291TUSGSSA
2010-09-1416:24 UTCm62611 -98.01NAVD881TUSGSSA
2010-09-1416:24 UTCm72019118.60  1TUSGSSA
2011-01-1416:25 UTCm62610 -80.14NGVD291TUSGSSA
2011-01-1416:25 UTCm62611 -80.95NAVD881TUSGSSA
2011-01-1416:25 UTCm72019101.54  1TUSGSSA
2011-04-2713:49 UTCm62610 -79.89NGVD291TUSGSSA
2011-04-2713:49 UTCm62611 -80.70NAVD881TUSGSSA
2011-04-2713:49 UTCm72019101.29  1TUSGSSA
2011-07-1916:13 UTCm62610 -90.32NGVD291TUSGSSA
2011-07-1916:13 UTCm62611 -91.13NAVD881TUSGSSA
2011-07-1916:13 UTCm72019111.72  1TUSGSSA
2011-09-2117:23 UTCm62610 -102.69NGVD291TUSGSSA
2011-09-2117:23 UTCm62611 -103.50NAVD881TUSGSSA
2011-09-2117:23 UTCm72019124.09  1TUSGSSA
2012-01-0613:32 UTCm62610 -92.19NGVD291TUSGSSA
2012-01-0613:32 UTCm62611 -93.00NAVD881TUSGSSA
2012-01-0613:32 UTCm72019113.59  1TUSGSSA
2012-04-2513:45 UTCm62610 -85.23NGVD291TUSGSSA
2012-04-2513:45 UTCm62611 -86.04NAVD881TUSGSSA
2012-04-2513:45 UTCm72019106.63  1TUSGSSA
2012-09-1217:55 UTCm62610 -90.19NGVD291TUSGSSA
2012-09-1217:55 UTCm62611 -91.00NAVD881TUSGSSA
2012-09-1217:55 UTCm72019111.59  1TUSGSSA
2013-04-1716:01 UTCm62610 -77.99NGVD291TUSGSSA
2013-04-1716:01 UTCm62611 -78.80NAVD881TUSGSSA
2013-04-1716:01 UTCm7201999.39  1TUSGSSA
2013-07-1613:19 UTCm62610 -73.02NGVD291TUSGSSA
2013-07-1613:19 UTCm62611 -73.83NAVD881TUSGSSA
2013-07-1613:19 UTCm7201994.42  1TUSGSSA
2013-09-0617:02 UTCm62610 -96.07NGVD291TUSGSSA
2013-09-0617:02 UTCm62611 -96.88NAVD881TUSGSSA
2013-09-0617:02 UTCm72019117.47  1TUSGSSA
2014-09-0318:12 UTCm62610 -88.50NGVD291TUSGSSA
2014-09-0318:12 UTCm62611 -89.31NAVD881TUSGSSA
2014-09-0318:12 UTCm72019109.90  1TUSGSSA
2015-09-1015:21 UTCm62610 -85.08NGVD291TUSGSSA
2015-09-1015:21 UTCm62611 -85.89NAVD881TUSGSSA
2015-09-1015:21 UTCm72019106.48  1TUSGSSA
2016-09-2216:48 UTCm62610 -86.14NGVD291TUSGSSA
2016-09-2216:48 UTCm62611 -86.95NAVD881TUSGSSA
2016-09-2216:48 UTCm72019107.54  1TUSGSSA
2017-10-0517:39 UTCm62610 -80.09NGVD291TUSGSSA
2017-10-0517:39 UTCm62611 -80.90NAVD881TUSGSSA
2017-10-0517:39 UTCm72019101.49  1TUSGSSA
2018-09-2519:32 UTCm62610 -67.86NGVD291VUSGSSA
2018-09-2519:32 UTCm62611 -68.67NAVD881VUSGSSA
2018-09-2519:32 UTCm7201989.26  1VUSGSSA
2019-09-1722:17 UTCm62610 -67.63NGVD291VUSGSSA
2019-09-1722:17 UTCm62611 -68.44NAVD881VUSGSSA
2019-09-1722:17 UTCm7201989.03  1VUSGSSA

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 measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.