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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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  • 383222077004401
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USGS 383222077004401 CH Cd 31

Charles County, Maryland
Latitude  38°32'22", Longitude  77°00'44" NAD27
Land-surface elevation 130 feet above NGVD29
The depth of the well is 570 feet below land surface.
The depth of the hole is 650 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 Upper Patapsco Aquifer In the Patapsco Formation (217PPSCU) 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
1966-06-20 D62610 39.80NGVD291L  A
1966-06-20 D62611 39.00NAVD881L  A
1966-06-20 D7201990.20  1L  A
1992-12-03 D62610 -50.35NGVD291Z  A
1992-12-03 D62611 -51.15NAVD881Z  A
1992-12-03 D72019180.35  1Z  A
1993-04-22 D62610 -49.95NGVD291Z  A
1993-04-22 D62611 -50.75NAVD881Z  A
1993-04-22 D72019179.95  1Z  A
1993-09-23 D62610 -53.73NGVD291Z  A
1993-09-23 D62611 -54.53NAVD881Z  A
1993-09-23 D72019183.73  1Z  A
1994-09-26 D62610 -53.68NGVD291Z  A
1994-09-26 D62611 -54.48NAVD881Z  A
1994-09-26 D72019183.68  1Z  A
1995-05-09 D62610 -58.81NGVD291Z  A
1995-05-09 D62611 -59.61NAVD881Z  A
1995-05-09 D72019188.81  1Z  A
1995-09-19 D62610 -64.71NGVD291Z  A
1995-09-19 D62611 -65.51NAVD881Z  A
1995-09-19 D72019194.71  1Z  A
1996-04-10 D62610 -61.02NGVD291Z  A
1996-04-10 D62611 -61.82NAVD881Z  A
1996-04-10 D72019191.02  1Z  A
1996-09-18 D62610 -65.51NGVD291Z  A
1996-09-18 D62611 -66.31NAVD881Z  A
1996-09-18 D72019195.51  1Z  A
1997-04-16 D62610 -65.66NGVD291Z  A
1997-04-16 D62611 -66.46NAVD881Z  A
1997-04-16 D72019195.66  1Z  A
1997-09-09 D62610 -72.94NGVD291Z  A
1997-09-09 D62611 -73.74NAVD881Z  A
1997-09-09 D72019202.94  1Z  A
1998-05-11 D62610 -69.04NGVD291Z  A
1998-05-11 D62611 -69.84NAVD881Z  A
1998-05-11 D72019199.04  1Z  A
1998-09-15 D62610 -77.39NGVD291Z  A
1998-09-15 D62611 -78.19NAVD881Z  A
1998-09-15 D72019207.39  1Z  A
1999-04-29 D62610 -75.35NGVD291Z  A
1999-04-29 D62611 -76.15NAVD881Z  A
1999-04-29 D72019205.35  1Z  A
1999-09-09 D62610 -79.17NGVD291Z  A
1999-09-09 D62611 -79.97NAVD881Z  A
1999-09-09 D72019209.17  1Z  A
2000-04-24 D62610 -69.39NGVD291Z  A
2000-04-24 D62611 -70.19NAVD881Z  A
2000-04-24 D72019199.39  1Z  A
2000-09-25 D62610 -70.02NGVD291Z  A
2000-09-25 D62611 -70.82NAVD881Z  A
2000-09-25 D72019200.02  1Z  A
2001-04-09 D62610 -68.06NGVD291Z  A
2001-04-09 D62611 -68.86NAVD881Z  A
2001-04-09 D72019198.06  1Z  A
2001-09-05 D62610 -75.79NGVD291Z  A
2001-09-05 D62611 -76.59NAVD881Z  A
2001-09-05 D72019205.79  1Z  A
2002-09-12 D62610 -78.35NGVD291TUSGSSA
2002-09-12 D62611 -79.15NAVD881TUSGSSA
2002-09-12 D72019208.35  1TUSGSSA
2003-05-01 D62610 -74.71NGVD291SUSGSSA
2003-05-01 D62611 -75.51NAVD881SUSGSSA
2003-05-01 D72019204.71  1SUSGSSA
2003-09-26 D62610 -73.63NGVD291SUSGSSA
2003-09-26 D62611 -74.43NAVD881SUSGSSA
2003-09-26 D72019203.63  1SUSGSSA
2004-10-01 D62610 -77.57NGVD291SUSGSSA
2004-10-01 D62611 -78.37NAVD881SUSGSSA
2004-10-01 D72019207.57  1SUSGSSA
2005-10-06 D62610 -88.31NGVD291SUSGSSA
2005-10-06 D62611 -89.11NAVD881SUSGSSA
2005-10-06 D72019218.31  1SUSGSSA
2006-10-05 D62610 -84.76NGVD291SUSGSSA
2006-10-05 D62611 -85.56NAVD881SUSGSSA
2006-10-05 D72019214.76  1SUSGSSA
2007-09-11 D62610 -91.61NGVD291SUSGSSA
2007-09-11 D62611 -92.41NAVD881SUSGSSA
2007-09-11 D72019221.61  1SUSGSSA
2009-09-16 D62610 -91.02NGVD291SUSGSSA
2009-09-16 D62611 -91.82NAVD881SUSGSSA
2009-09-16 D72019221.02  1SUSGSSA
2010-09-1014:55 UTCm62610 -95.50NGVD291SUSGSSA
2010-09-1014:55 UTCm62611 -96.30NAVD881SUSGSSA
2010-09-1014:55 UTCm72019225.50  1SUSGSSA
2011-09-1316:25 UTCm62610 -91.98NGVD291SUSGSSA
2011-09-1316:25 UTCm62611 -92.78NAVD881SUSGSSA
2011-09-1316:25 UTCm72019221.98  1SUSGSSA
2012-09-0618:51 UTCm62610 -94.45NGVD291SUSGSSA
2012-09-0618:51 UTCm62611 -95.25NAVD881SUSGSSA
2012-09-0618:51 UTCm72019224.45  1SUSGSSA
2014-09-1715:28 UTCm62610 -91.75NGVD291TUSGSSA
2014-09-1715:28 UTCm62611 -92.55NAVD881TUSGSSA
2014-09-1715:28 UTCm72019221.75  1TUSGSSA
2015-09-0916:23 UTCm62610 -93.45NGVD291TUSGSSA
2015-09-0916:23 UTCm62611 -94.25NAVD881TUSGSSA
2015-09-0916:23 UTCm72019223.45  1TUSGSSA
2016-09-2017:23 UTCm62610 -91.93NGVD291SUSGSSA
2016-09-2017:23 UTCm62611 -92.73NAVD881SUSGSSA
2016-09-2017:23 UTCm72019221.93  1SUSGSSA
2017-09-2614:56 UTCm62610 -90.24NGVD291SUSGSSA
2017-09-2614:56 UTCm62611 -91.04NAVD881SUSGSSA
2017-09-2614:56 UTCm72019220.24  1SUSGSSA
2018-09-2713:35 UTCm62610 -88.38NGVD291VUSGSSA
2018-09-2713:35 UTCm62611 -89.18NAVD881VUSGSSA
2018-09-2713:35 UTCm72019218.38  1VUSGSSA
2019-09-1217:57 UTCm62610 -88.18NGVD291SUSGSSA
2019-09-1217:57 UTCm62611 -88.98NAVD881SUSGSSA
2019-09-1217:57 UTCm72019218.18  1SUSGSSA
2020-09-2917:20 UTCm62610 -78.75NGVD291SUSGSSA
2020-09-2917:20 UTCm62611 -79.55NAVD881SUSGSSA
2020-09-2917:20 UTCm72019208.75  1SUSGSSA
2021-09-2713:02 UTCm62610 -91.04NGVD291SUSGSSA
2021-09-2713:02 UTCm62611 -91.84NAVD881SUSGSSA
2021-09-2713:02 UTCm72019221.04  1SUSGSSA
2022-09-1513:03 UTCm62610 -88.38NGVD291SUSGSSA
2022-09-1513:03 UTCm62611 -89.18NAVD881SUSGSSA
2022-09-1513:03 UTCm72019218.38  1SUSGSSA
2023-10-0314:10 UTCm62610 -82.93NGVD291SUSGSSA
2023-10-0314:10 UTCm62611 -83.73NAVD881SUSGSSA
2023-10-0314:10 UTCm72019212.93  1SUSGSSA
2024-09-1116:00 UTCm62610 -92.16NGVD291SUSGSSP
2024-09-1116:00 UTCm62611 -92.96NAVD881SUSGSSP
2024-09-1116:00 UTCm72019222.16  1SUSGSSP

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 measurementLInterpreted from geophysical logs.
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.
Water-level approval statusPProvisional data subject to revision.