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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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  • 380821076255501
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USGS 380821076255501 SM Ff 64

St. Mary'S County, Maryland
Latitude  38°08'21.9", Longitude  76°25'53.2" NAD83
Land-surface elevation 10 feet above NGVD29
The depth of the well is 534 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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Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
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Water-level
approval
status
1998-09-03 D62610 -76.64NGVD291Z  A
1998-09-03 D62611 -77.58NAVD881Z  A
1998-09-03 D7201986.64  1Z  A
1999-04-14 D62610 -82.44NGVD291Z  A
1999-04-14 D62611 -83.38NAVD881Z  A
1999-04-14 D7201992.44  1Z  A
1999-06-18 D62610 -87.60NGVD291Z  A
1999-06-18 D62611 -88.54NAVD881Z  A
1999-06-18 D7201997.60  1Z  A
1999-07-08 D62610 -80.77NGVD291Z  A
1999-07-08 D62611 -81.71NAVD881Z  A
1999-07-08 D7201990.77  1Z  A
1999-07-29 D62610 -82.41NGVD291Z  A
1999-07-29 D62611 -83.35NAVD881Z  A
1999-07-29 D7201992.41  1Z  A
1999-09-01 D62610 -133.50NGVD291Z  A
1999-09-01 D62611 -134.44NAVD881Z  A
1999-09-01 D72019143.50  1Z  A
1999-09-21 D62610 -123.67NGVD291Z  A
1999-09-21 D62611 -124.61NAVD881Z  A
1999-09-21 D72019133.67  1Z  A
1999-10-08 D62610 -98.97NGVD291Z  A
1999-10-08 D62611 -99.91NAVD881Z  A
1999-10-08 D72019108.97  1Z  A
1999-11-18 D62610 -81.15NGVD291Z  A
1999-11-18 D62611 -82.09NAVD881Z  A
1999-11-18 D7201991.15  1Z  A
1999-12-30 D62610 -80.45NGVD291Z  A
1999-12-30 D62611 -81.39NAVD881Z  A
1999-12-30 D7201990.45  1Z  A
2000-02-09 D62610 -84.89NGVD291Z  A
2000-02-09 D62611 -85.83NAVD881Z  A
2000-02-09 D7201994.89  1Z  A
2000-02-24 D62610 -81.21NGVD291Z  A
2000-02-24 D62611 -82.15NAVD881Z  A
2000-02-24 D7201991.21  1Z  A
2000-03-23 D62610 -84.06NGVD291Z  A
2000-03-23 D62611 -85.00NAVD881Z  A
2000-03-23 D7201994.06  1Z  A
2000-04-20 D62610 -80.95NGVD291Z  A
2000-04-20 D62611 -81.89NAVD881Z  A
2000-04-20 D7201990.95  1Z  A
2000-05-31 D62610 -99.38NGVD291Z  A
2000-05-31 D62611 -100.32NAVD881Z  A
2000-05-31 D72019109.38  1Z  A
2000-07-12 D62610 -115.20NGVD291Z  A
2000-07-12 D62611 -116.14NAVD881Z  A
2000-07-12 D72019125.20  1Z  A
2000-08-12 D62610 -114.05NGVD291Z  A
2000-08-12 D62611 -114.99NAVD881Z  A
2000-08-12 D72019124.05  1Z  A
2000-09-13 D62610 -86.02NGVD291Z  A
2000-09-13 D62611 -86.96NAVD881Z  A
2000-09-13 D7201996.02  1Z  A
2000-10-19 D62610 -84.47NGVD291Z  A
2000-10-19 D62611 -85.41NAVD881Z  A
2000-10-19 D7201994.47  1Z  A
2000-11-29 D62610 -83.50NGVD291Z  A
2000-11-29 D62611 -84.44NAVD881Z  A
2000-11-29 D7201993.50  1Z  A
2001-01-03 D62610 -81.65NGVD291Z  A
2001-01-03 D62611 -82.59NAVD881Z  A
2001-01-03 D7201991.65  1Z  A
2001-02-07 D62610 -107.65NGVD291Z  A
2001-02-07 D62611 -108.59NAVD881Z  A
2001-02-07 D72019117.65  1Z  A
2001-03-14 D62610 -80.05NGVD291Z  A
2001-03-14 D62611 -80.99NAVD881Z  A
2001-03-14 D7201990.05  1Z  A
2001-04-25 D62610 -107.57NGVD291Z  A
2001-04-25 D62611 -108.51NAVD881Z  A
2001-04-25 D72019117.57  1Z  A
2001-06-05 D62610 -83.02NGVD291Z  A
2001-06-05 D62611 -83.96NAVD881Z  A
2001-06-05 D7201993.02  1Z  A
2001-07-12 D62610 -129.02NGVD291Z  A
2001-07-12 D62611 -129.96NAVD881Z  A
2001-07-12 D72019139.02  1Z  A
2001-08-16 D62610 -93.57NGVD291Z  A
2001-08-16 D62611 -94.51NAVD881Z  A
2001-08-16 D72019103.57  1Z  A
2001-09-14 D62610 -124.70NGVD291Z  A
2001-09-14 D62611 -125.64NAVD881Z  A
2001-09-14 D72019134.70  1Z  A
2001-10-16 D62610 -87.77NGVD291Z  A
2001-10-16 D62611 -88.71NAVD881Z  A
2001-10-16 D7201997.77  1Z  A
2001-11-27 D62610 -92.57NGVD291Z  A
2001-11-27 D62611 -93.51NAVD881Z  A
2001-11-27 D72019102.57  1Z  A
2002-01-09 D62610 -87.07NGVD291Z  A
2002-01-09 D62611 -88.01NAVD881Z  A
2002-01-09 D7201997.07  1Z  A
2002-02-13 D62610 -86.62NGVD291Z  A
2002-02-13 D62611 -87.56NAVD881Z  A
2002-02-13 D7201996.62  1Z  A
2002-03-25 D62610 -82.10NGVD291Z  A
2002-03-25 D62611 -83.04NAVD881Z  A
2002-03-25 D7201992.10  1Z  A
2002-05-01 D62610 -83.41NGVD291Z  A
2002-05-01 D62611 -84.35NAVD881Z  A
2002-05-01 D7201993.41  1Z  A
2002-06-04 D62610 -79.52NGVD291Z  A
2002-06-04 D62611 -80.46NAVD881Z  A
2002-06-04 D7201989.52  1Z  A
2002-07-11 D62610 -80.88NGVD291Z  A
2002-07-11 D62611 -81.82NAVD881Z  A
2002-07-11 D7201990.88  1Z  A
2002-08-01 D62610 -80.98NGVD291Z  A
2002-08-01 D62611 -81.92NAVD881Z  A
2002-08-01 D7201990.98  1Z  A
2002-08-14 D62610 -108.92NGVD291Z  A
2002-08-14 D62611 -109.86NAVD881Z  A
2002-08-14 D72019118.92  1Z  A
2002-10-31 D62610 -83.74NGVD291SUSGSSA
2002-10-31 D62611 -84.68NAVD881SUSGSSA
2002-10-31 D7201993.74  1SUSGSSA
2002-12-10 D62610 -83.62NGVD291TUSGSSA
2002-12-10 D62611 -84.56NAVD881TUSGSSA
2002-12-10 D7201993.62  1TUSGSSA
2003-01-15 D62610 -82.75NGVD291TUSGSSA
2003-01-15 D62611 -83.69NAVD881TUSGSSA
2003-01-15 D7201992.75  1TUSGSSA
2003-03-3117:15 UTCm62610 -81.75NGVD291TUSGSSA
2003-03-3117:15 UTCm62611 -82.69NAVD881TUSGSSA
2003-03-3117:15 UTCm7201991.75  1TUSGSSA
2003-04-2120:55 UTCm62610 -81.29NGVD291TUSGSSA
2003-04-2120:55 UTCm62611 -82.23NAVD881TUSGSSA
2003-04-2120:55 UTCm7201991.29  1TUSGSSA
2003-05-2820:15 UTCm62610 -80.86NGVD291SUSGSSA
2003-05-2820:15 UTCm62611 -81.80NAVD881SUSGSSA
2003-05-2820:15 UTCm7201990.86  1SUSGSSA
2003-06-2317:15 UTCm62610 -80.83NGVD291SUSGSSA
2003-06-2317:15 UTCm62611 -81.77NAVD881SUSGSSA
2003-06-2317:15 UTCm7201990.83  1SUSGSSA
2003-07-2315:35 UTCm62610 -81.41NGVD291SUSGSSA
2003-07-2315:35 UTCm62611 -82.35NAVD881SUSGSSA
2003-07-2315:35 UTCm7201991.41  1SUSGSSA
2003-08-2718:55 UTCm62610 -81.76NGVD291SUSGSSA
2003-08-2718:55 UTCm62611 -82.70NAVD881SUSGSSA
2003-08-2718:55 UTCm7201991.76  1SUSGSSA
2003-10-0117:23 UTCm62610 -82.36NGVD291SUSGSSA
2003-10-0117:23 UTCm62611 -83.30NAVD881SUSGSSA
2003-10-0117:23 UTCm7201992.36  1SUSGSSA
2003-11-1218:20 UTCm62610 -82.91NGVD291TUSGSSA
2003-11-1218:20 UTCm62611 -83.85NAVD881TUSGSSA
2003-11-1218:20 UTCm7201992.91  1TUSGSSA
2003-12-2916:45 UTCm62610 -81.91NGVD291SUSGSSA
2003-12-2916:45 UTCm62611 -82.85NAVD881SUSGSSA
2003-12-2916:45 UTCm7201991.91  1SUSGSSA
2004-02-23 D62610 -144.90NGVD291TUSGSSA
2004-02-23 D62611 -145.84NAVD881TUSGSSA
2004-02-23 D72019154.90  1TUSGSSA
2004-03-30 D62610 -81.06NGVD291TUSGSSA
2004-03-30 D62611 -82.00NAVD881TUSGSSA
2004-03-30 D7201991.06  1TUSGSSA
2004-06-25 D62610 -89.28NGVD291TUSGSSA
2004-06-25 D62611 -90.22NAVD881TUSGSSA
2004-06-25 D7201999.28  1TUSGSSA
2004-09-13 D62610 -82.53NGVD291SUSGSSA
2004-09-13 D62611 -83.47NAVD881SUSGSSA
2004-09-13 D7201992.53  1SUSGSSA
2005-09-15 D62610 -87.20NGVD291TUSGSSA
2005-09-15 D62611 -88.14NAVD881TUSGSSA
2005-09-15 D7201997.20  1TUSGSSA
2006-02-16 D62610 -91.00NGVD291TUSGSSA
2006-02-16 D62611 -91.94NAVD881TUSGSSA
2006-02-16 D72019101.00  1TUSGSSA
2006-04-28 D62610 -93.25NGVD291TUSGSSA
2006-04-28 D62611 -94.19NAVD881TUSGSSA
2006-04-28 D72019103.25  1TUSGSSA
2006-07-07 D62610 -87.42NGVD291TUSGSSA
2006-07-07 D62611 -88.36NAVD881TUSGSSA
2006-07-07 D7201997.42  1TUSGSSA
2006-09-27 D62610 -144.30NGVD29PSUSGSSA
2006-09-27 D62611 -145.24NAVD88PSUSGSSA
2006-09-27 D72019154.30  PSUSGSSA
2006-12-12 D62610 -88.88NGVD291TUSGSSA
2006-12-12 D62611 -89.82NAVD881TUSGSSA
2006-12-12 D7201998.88  1TUSGSSA
2007-04-18 D62610 -89.39NGVD291TUSGSSA
2007-04-18 D62611 -90.33NAVD881TUSGSSA
2007-04-18 D7201999.39  1TUSGSSA
2007-07-03 D62610 -93.82NGVD291TUSGSSA
2007-07-03 D62611 -94.76NAVD881TUSGSSA
2007-07-03 D72019103.82  1TUSGSSA
2007-09-18 D62610 -91.01NGVD291TUSGSSA
2007-09-18 D62611 -91.95NAVD881TUSGSSA
2007-09-18 D72019101.01  1TUSGSSA
2007-12-18 D62610 -91.49NGVD291TUSGSSA
2007-12-18 D62611 -92.43NAVD881TUSGSSA
2007-12-18 D72019101.49  1TUSGSSA
2008-04-09 D62610 -85.71NGVD291TUSGSSA
2008-04-09 D62611 -86.65NAVD881TUSGSSA
2008-04-09 D7201995.71  1TUSGSSA
2008-07-09 D62610 -84.81NGVD291TUSGSSA
2008-07-09 D62611 -85.75NAVD881TUSGSSA
2008-07-09 D7201994.81  1TUSGSSA
2008-09-18 D62610 -91.09NGVD291TUSGSSA
2008-09-18 D62611 -92.03NAVD881TUSGSSA
2008-09-18 D72019101.09  1TUSGSSA
2009-01-22 D62610 -88.60NGVD291TUSGSSA
2009-01-22 D62611 -89.54NAVD881TUSGSSA
2009-01-22 D7201998.60  1TUSGSSA
2009-04-28 D62610 -123.10NGVD29PTUSGSSA
2009-04-28 D62611 -124.04NAVD88PTUSGSSA
2009-04-28 D72019133.10  PTUSGSSA
2009-07-07 D62610 -107.61NGVD29PTUSGSSA
2009-07-07 D62611 -108.55NAVD88PTUSGSSA
2009-07-07 D72019117.61  PTUSGSSA
2009-09-23 D62610 -87.52NGVD291TUSGSSA
2009-09-23 D62611 -88.46NAVD881TUSGSSA
2009-09-23 D7201997.52  1TUSGSSA
2009-12-16 D62610 -86.37NGVD291TUSGSSA
2009-12-16 D62611 -87.31NAVD881TUSGSSA
2009-12-16 D7201996.37  1TUSGSSA
2010-04-22 D62610 -117.40NGVD29PTUSGSSA
2010-04-22 D62611 -118.34NAVD88PTUSGSSA
2010-04-22 D72019127.40  PTUSGSSA
2010-07-08 D62610 -93.28NGVD291TUSGSSA
2010-07-08 D62611 -94.22NAVD881TUSGSSA
2010-07-08 D72019103.28  1TUSGSSA
2010-09-1414:14 UTCm62610 -116.20NGVD29PTUSGSSA
2010-09-1414:14 UTCm62611 -117.14NAVD88PTUSGSSA
2010-09-1414:14 UTCm72019126.20  PTUSGSSA
2011-01-1419:45 UTCm62610 -115.00NGVD29PSUSGSSA
2011-01-1419:45 UTCm62611 -115.94NAVD88PSUSGSSA
2011-01-1419:45 UTCm72019125.00  PSUSGSSA
2011-04-2716:29 UTCm62610 -96.60NGVD291TUSGSSA
2011-04-2716:29 UTCm62611 -97.54NAVD881TUSGSSA
2011-04-2716:29 UTCm72019106.60  1TUSGSSA
2011-07-1914:20 UTCm62610 -90.65NGVD291TUSGSSA
2011-07-1914:20 UTCm62611 -91.59NAVD881TUSGSSA
2011-07-1914:20 UTCm72019100.65  1TUSGSSA
2011-09-2117:21 UTCm62610 -91.22NGVD291TUSGSSA
2011-09-2117:21 UTCm62611 -92.16NAVD881TUSGSSA
2011-09-2117:21 UTCm72019101.22  1TUSGSSA
2012-01-0613:28 UTCm62610 -127.00NGVD29PTUSGSSA
2012-01-0613:28 UTCm62611 -127.94NAVD88PTUSGSSA
2012-01-0613:28 UTCm72019137.00  PTUSGSSA
2012-04-2513:39 UTCm62610 -101.11NGVD29PTUSGSSA
2012-04-2513:39 UTCm62611 -102.05NAVD88PTUSGSSA
2012-04-2513:39 UTCm72019111.11  PTUSGSSA
2012-09-1215:37 UTCm62610 -127.95NGVD29PTUSGSSA
2012-09-1215:37 UTCm62611 -128.89NAVD88PTUSGSSA
2012-09-1215:37 UTCm72019137.95  PTUSGSSA
2013-04-1712:41 UTCm62610 -88.83NGVD291TUSGSSA
2013-04-1712:41 UTCm62611 -89.77NAVD881TUSGSSA
2013-04-1712:41 UTCm7201998.83  1TUSGSSA
2013-07-1618:10 UTCm62610 -95.40NGVD29PTUSGSSA
2013-07-1618:10 UTCm62611 -96.34NAVD88PTUSGSSA
2013-07-1618:10 UTCm72019105.40  PTUSGSSA
2013-09-0614:01 UTCm62610 -103.58NGVD291TUSGSSA
2013-09-0614:01 UTCm62611 -104.52NAVD881TUSGSSA
2013-09-0614:01 UTCm72019113.58  1TUSGSSA
2014-09-0314:16 UTCm62610 -89.73NGVD291TUSGSSA
2014-09-0314:16 UTCm62611 -90.67NAVD881TUSGSSA
2014-09-0314:16 UTCm7201999.73  1TUSGSSA
2015-09-1114:49 UTCm62610 -89.21NGVD291TUSGSSA
2015-09-1114:49 UTCm62611 -90.15NAVD881TUSGSSA
2015-09-1114:49 UTCm7201999.21  1TUSGSSA
2016-09-2220:11 UTCm62610 -91.95NGVD291TUSGSSA
2016-09-2220:11 UTCm62611 -92.89NAVD881TUSGSSA
2016-09-2220:11 UTCm72019101.95  1TUSGSSA
2017-09-2114:15 UTCm62610 -91.32NGVD291TUSGSSA
2017-09-2114:15 UTCm62611 -92.26NAVD881TUSGSSA
2017-09-2114:15 UTCm72019101.32  1TUSGSSA
2018-09-2614:10 UTCm62610 -91.61NGVD291VUSGSSA
2018-09-2614:10 UTCm62611 -92.55NAVD881VUSGSSA
2018-09-2614:10 UTCm72019101.61  1VUSGSSA
2019-09-1814:03 UTCm62610 -91.70NGVD291VUSGSSA
2019-09-1814:03 UTCm62611 -92.64NAVD881VUSGSSA
2019-09-1814:03 UTCm72019101.70  1VUSGSSA
2020-09-1414:31 UTCm62610 -90.47NGVD291VUSGSSA
2020-09-1414:31 UTCm62611 -91.41NAVD881VUSGSSA
2020-09-1414:31 UTCm72019100.47  1VUSGSSA
2021-09-0315:27 UTCm62610 -97.91NGVD291VUSGSSA
2021-09-0315:27 UTCm62611 -98.85NAVD881VUSGSSA
2021-09-0315:27 UTCm72019107.91  1VUSGSSA
2022-09-0816:54 UTCm62610 -108.58NGVD291VUSGSSA
2022-09-0816:54 UTCm62611 -109.52NAVD881VUSGSSA
2022-09-0816:54 UTCm72019118.58  1VUSGSSA
2023-09-1115:42 UTCm62610 -116.12NGVD291VUSGSSA
2023-09-1115:42 UTCm62611 -117.06NAVD881VUSGSSA
2023-09-1115:42 UTCm72019126.12  1VUSGSSA
2024-09-0915:02 UTCm62610 -104.87NGVD291VUSGSSA
2024-09-0915:02 UTCm62611 -105.81NAVD881VUSGSSA
2024-09-0915:02 UTCm72019114.87  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.