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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 383844077040701
Minimum number of levels = 1
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USGS 383844077040701 CH Bd 33

Charles County, Maryland
Latitude  38°38'49.3", Longitude  77°03'56.1" NAD83
Land-surface elevation 180 feet above NGVD29
The depth of the well is 586 feet below land surface.
The depth of the hole is 654 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 Lower Patapsco Aquifer In the Patapsco Formation (217PPSCL) 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
1966-08-30 D62610 -14.00NGVD291L  A
1966-08-30 D62611 -14.81NAVD881L  A
1966-08-30 D72019194.00  1L  A
2005-09-23 D62610 -133.10NGVD291SUSGSSA
2005-09-23 D62611 -133.91NAVD881SUSGSSA
2005-09-23 D72019313.10  1SUSGSSA
2006-09-28 D62610 -137.44NGVD291SUSGSSA
2006-09-28 D62611 -138.25NAVD881SUSGSSA
2006-09-28 D72019317.44  1SUSGSSA
2007-09-11 D62610 -147.79NGVD291SUSGSSA
2007-09-11 D62611 -148.60NAVD881SUSGSSA
2007-09-11 D72019327.79  1SUSGSSA
2008-09-10 D62610 -135.45NGVD291SUSGSSA
2008-09-10 D62611 -136.26NAVD881SUSGSSA
2008-09-10 D72019315.45  1SUSGSSA
2009-09-10 D62610 -128.33NGVD291SUSGSSA
2009-09-10 D62611 -129.14NAVD881SUSGSSA
2009-09-10 D72019308.33  1SUSGSSA
2010-09-0900:08 UTCm62610 -125.92NGVD291SUSGSSA
2010-09-0900:08 UTCm62611 -126.73NAVD881SUSGSSA
2010-09-0900:08 UTCm72019305.92  1SUSGSSA
2011-09-1316:12 UTCm62610 -119.58NGVD291SUSGSSA
2011-09-1316:12 UTCm62611 -120.39NAVD881SUSGSSA
2011-09-1316:12 UTCm72019299.58  1SUSGSSA
2012-09-0618:18 UTCm62610 -123.88NGVD291SUSGSSA
2012-09-0618:18 UTCm62611 -124.69NAVD881SUSGSSA
2012-09-0618:18 UTCm72019303.88  1SUSGSSA
2013-09-0313:17 UTCm62610 -115.52NGVD291TUSGSSA
2013-09-0313:17 UTCm62611 -116.33NAVD881TUSGSSA
2013-09-0313:17 UTCm72019295.52  1TUSGSSA
2014-09-10 D62610 -114.61NGVD291SUSGSSA
2014-09-10 D62611 -115.42NAVD881SUSGSSA
2014-09-10 D72019294.61  1SUSGSSA
2015-09-0914:11 UTCm62610 -112.69NGVD291TUSGSSA
2015-09-0914:11 UTCm62611 -113.50NAVD881TUSGSSA
2015-09-0914:11 UTCm72019292.69  1TUSGSSA
2016-09-2016:17 UTCm62610 -111.93NGVD291TUSGSSA
2016-09-2016:17 UTCm62611 -112.74NAVD881TUSGSSA
2016-09-2016:17 UTCm72019291.93  1TUSGSSA
2017-09-1214:48 UTCm62610 -114.97NGVD291TUSGSSA
2017-09-1214:48 UTCm62611 -115.78NAVD881TUSGSSA
2017-09-1214:48 UTCm72019294.97  1TUSGSSA
2018-09-1913:09 UTCm62610 -112.90NGVD291VUSGSSA
2018-09-1913:09 UTCm62611 -113.71NAVD881VUSGSSA
2018-09-1913:09 UTCm72019292.90  1VUSGSSA
2019-09-1217:05 UTCm62610 -114.23NGVD291VUSGSSA
2019-09-1217:05 UTCm62611 -115.04NAVD881VUSGSSA
2019-09-1217:05 UTCm72019294.23  1VUSGSSA
2020-09-1515:24 UTCm62610 -119.80NGVD291VUSGSSA
2020-09-1515:24 UTCm62611 -120.61NAVD881VUSGSSA
2020-09-1515:24 UTCm72019299.80  1VUSGSSA
2021-09-2115:20 UTCm62610 -121.22NGVD291VUSGSSA
2021-09-2115:20 UTCm62611 -122.03NAVD881VUSGSSA
2021-09-2115:20 UTCm72019301.22  1VUSGSSA
2022-09-2114:50 UTCm62610 -116.80NGVD291VUSGSSA
2022-09-2114:50 UTCm62611 -117.61NAVD881VUSGSSA
2022-09-2114:50 UTCm72019296.80  1VUSGSSA
2023-09-2616:16 UTCm62610 -114.04NGVD291VUSGSSA
2023-09-2616:16 UTCm62611 -114.85NAVD881VUSGSSA
2023-09-2616:16 UTCm72019294.04  1VUSGSSA
2024-09-1914:32 UTCm62610 -114.83NGVD291VUSGSSP
2024-09-1914:32 UTCm62611 -115.64NAVD881VUSGSSP
2024-09-1914:32 UTCm72019294.83  1VUSGSSP

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.
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.