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Groundwater levels for the Nation

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Agency code = usgs
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  • 383255077121201
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USGS 383255077121201 CH Cb 45

Charles County, Maryland
Latitude  38°32'54.9", Longitude  77°12'11.6" NAD83
Land-surface elevation 126 feet above NAVD88
The depth of the well is 703 feet below land surface.
The depth of the hole is 720 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 Patuxent Formation (217PTXN) 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
2007-09-11 D62610 -81.89NGVD291SUSGSSA
2007-09-11 D62611 -82.69NAVD881SUSGSSA
2007-09-11 D72019208.69  1SUSGSSA
2008-09-16 D62610 -100.42NGVD291SUSGSSA
2008-09-16 D62611 -101.22NAVD881SUSGSSA
2008-09-16 D72019227.22  1SUSGSSA
2009-09-10 D62610 -95.93NGVD291SUSGSSA
2009-09-10 D62611 -96.73NAVD881SUSGSSA
2009-09-10 D72019222.73  1SUSGSSA
2010-09-0817:22 UTCm62610 -100.45NGVD291SUSGSSA
2010-09-0817:22 UTCm62611 -101.25NAVD881SUSGSSA
2010-09-0817:22 UTCm72019227.25  1SUSGSSA
2011-09-2913:15 UTCm62610 -108.27NGVD291SUSGSSA
2011-09-2913:15 UTCm62611 -109.07NAVD881SUSGSSA
2011-09-2913:15 UTCm72019235.07  1SUSGSSA
2012-09-1413:56 UTCm62610 -98.02NGVD291SUSGSSA
2012-09-1413:56 UTCm62611 -98.82NAVD881SUSGSSA
2012-09-1413:56 UTCm72019224.82  1SUSGSSA
2013-09-0415:33 UTCm62610 -95.90NGVD291TUSGSSA
2013-09-0415:33 UTCm62611 -96.70NAVD881TUSGSSA
2013-09-0415:33 UTCm72019222.70  1TUSGSSA
2014-09-1714:08 UTCm62610 -98.62NGVD291TUSGSSA
2014-09-1714:08 UTCm62611 -99.42NAVD881TUSGSSA
2014-09-1714:08 UTCm72019225.42  1TUSGSSA
2015-09-1613:58 UTCm62610 -116.53NGVD291SUSGSSA
2015-09-1613:58 UTCm62611 -117.33NAVD881SUSGSSA
2015-09-1613:58 UTCm72019243.33  1SUSGSSA
2017-09-2218:15 UTCm62610 -144.05NGVD291SUSGSSA
2017-09-2218:15 UTCm62611 -144.85NAVD881SUSGSSA
2017-09-2218:15 UTCm72019270.85  1SUSGSSA
2018-10-0214:55 UTCm62610 -132.30NGVD291VUSGSSA
2018-10-0214:55 UTCm62611 -133.10NAVD881VUSGSSA
2018-10-0214:55 UTCm72019259.10  1VUSGSSA
2019-10-0115:05 UTCm62610 -149.38NGVD291VUSGSSA
2019-10-0115:05 UTCm62611 -150.18NAVD881VUSGSSA
2019-10-0115:05 UTCm72019276.18  1VUSGSSA
2020-09-2215:03 UTCm62610 -173.47NGVD291VUSGSSA
2020-09-2215:03 UTCm62611 -174.27NAVD881VUSGSSA
2020-09-2215:03 UTCm72019300.27  1VUSGSSA
2021-09-2913:22 UTCm62610 -172.05NGVD291VUSGSSA
2021-09-2913:22 UTCm62611 -172.85NAVD881VUSGSSA
2021-09-2913:22 UTCm72019298.85  1VUSGSSA
2022-09-1412:15 UTCm62610 -121.44NGVD291VUSGSSA
2022-09-1412:15 UTCm62611 -122.24NAVD881VUSGSSA
2022-09-1412:15 UTCm72019248.24  1VUSGSSA
2023-09-2814:30 UTCm62610 -167.04NGVD291VUSGSSA
2023-09-2814:30 UTCm62611 -167.84NAVD881VUSGSSA
2023-09-2814:30 UTCm72019293.84  1VUSGSSA
2024-09-1113:13 UTCm62610 -126.70NGVD291VUSGSSP
2024-09-1113:13 UTCm62611 -127.50NAVD881VUSGSSP
2024-09-1113:13 UTCm72019253.50  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 measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
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.