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Groundwater levels for the Nation

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Agency code = usgs
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  • 393419077405901
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USGS 393419077405901 WA Ci 168

Washington County, Maryland
Latitude  39°34'19", Longitude  77°40'59" NAD27
Land-surface elevation 520 feet above NGVD29
The depth of the well is 225 feet below land surface.
The depth of the hole is 225 feet below land surface.
This well is completed in the Valley and Ridge aquifers (N500VLYRDG) national aquifer.
This well is completed in the Elbrook Formation (371ELBK) 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
1993-06-08 D62610 438.40NGVD29PSUSGSSA
1993-06-08 D62611 437.73NAVD88PSUSGSSA
1993-06-08 D7201981.60  PSUSGSSA
2005-08-11 D62610 428.88NGVD291TUSGSSA
2005-08-11 D62611 428.21NAVD881TUSGSSA
2005-08-11 D7201991.12  1TUSGSSA
2006-07-25 D62610 428.59NGVD291TUSGSSA
2006-07-25 D62611 427.92NAVD881TUSGSSA
2006-07-25 D7201991.41  1TUSGSSA
2007-07-25 D62610 428.00NGVD291TUSGSSA
2007-07-25 D62611 427.33NAVD881TUSGSSA
2007-07-25 D7201992.00  1TUSGSSA
2008-07-1614:00 UTCm62610 430.88NGVD291TUSGSSA
2008-07-1614:00 UTCm62611 430.21NAVD881TUSGSSA
2008-07-1614:00 UTCm7201989.12  1TUSGSSA
2009-07-1513:35 UTCm62610 418.10NGVD291TUSGSSA
2009-07-1513:35 UTCm62611 417.43NAVD881TUSGSSA
2009-07-1513:35 UTCm72019101.90  1TUSGSSA
2010-07-1415:06 UTCm62610 427.50NGVD291TUSGSSA
2010-07-1415:06 UTCm62611 426.83NAVD881TUSGSSA
2010-07-1415:06 UTCm7201992.50  1TUSGSSA
2014-01-1417:34 UTCm62610 442.70NGVD291TUSGSSA
2014-01-1417:34 UTCm62611 442.03NAVD881TUSGSSA
2014-01-1417:34 UTCm7201977.30  1TUSGSSA
2014-07-2218:05 UTCm62610 423.10NGVD291TUSGSSA
2014-07-2218:05 UTCm62611 422.43NAVD881TUSGSSA
2014-07-2218:05 UTCm7201996.90  1TUSGSSA
2016-08-0218:53 UTCm62610 425.84NGVD291TUSGSSA
2016-08-0218:53 UTCm62611 425.17NAVD881TUSGSSA
2016-08-0218:53 UTCm7201994.16  1TUSGSSA
2018-08-2118:15 UTCm62610 450.24NGVD291VUSGSSA
2018-08-2118:15 UTCm62611 449.57NAVD881VUSGSSA
2018-08-2118:15 UTCm7201969.76  1VUSGSSA
2020-07-2016:31 UTCm62610 428.73NGVD291VUSGSSA
2020-07-2016:31 UTCm62611 428.06NAVD881VUSGSSA
2020-07-2016:31 UTCm7201991.27  1VUSGSSA
2022-08-1017:49 UTCm62610 428.60NGVD291VUSGSSP
2022-08-1017:49 UTCm62611 427.93NAVD881VUSGSSP
2022-08-1017:49 UTCm7201991.40  1VUSGSSP
2024-07-1618:39 UTCm62610 428.15NGVD291VUSGSSP
2024-07-1618:39 UTCm62611 427.48NAVD881VUSGSSP
2024-07-1618:39 UTCm7201991.85  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
StatusPWater level was affected by pumping at the time of the measurement
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.