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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 385930077215901
Minimum number of levels = 1
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USGS 385930077215901 52V 23

Fairfax County, Virginia
Latitude  38°59'30.18", Longitude  77°21'58.56" NAD83
Land-surface elevation 275 feet above NAVD88
The depth of the well is 120.43 feet below land surface.
The depth of the hole is 121 feet below land surface.
This well is completed in the Early Mesozoic basin aquifers (N300ERLMZC) national aquifer.
This well is completed in the Jurassic System (220JRSC) 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
2002-12-2716:45 UTCm62610 271.05NGVD29 SUSGSSA
2002-12-2716:45 UTCm62611 270.33NAVD88 SUSGSSA
2002-12-2716:45 UTCm720194.67   SUSGSSA
2005-02-0313:47 UTCm62610 270.65NGVD291TUSGSSA
2005-02-0313:47 UTCm62611 269.93NAVD881TUSGSSA
2005-02-0313:47 UTCm720195.07  1TUSGSSA
2005-05-05 D62610 270.27NGVD291TUSGSSA
2005-05-05 D62611 269.55NAVD881TUSGSSA
2005-05-05 D720195.45  1TUSGSSA
2005-08-01 D62610 270.06NGVD291TUSGSSA
2005-08-01 D62611 269.34NAVD881TUSGSSA
2005-08-01 D720195.66  1TUSGSSA
2005-11-22 D62610 270.92NGVD291TUSGSSA
2005-11-22 D62611 270.20NAVD881TUSGSSA
2005-11-22 D720194.80  1TUSGSSA
2006-02-21 D62610 270.73NGVD291TUSGSSA
2006-02-21 D62611 270.01NAVD881TUSGSSA
2006-02-21 D720194.99  1TUSGSSA
2006-05-23 D62610 270.04NGVD291TUSGSSA
2006-05-23 D62611 269.32NAVD881TUSGSSA
2006-05-23 D720195.68  1TUSGSSA
2006-07-24 D62610 269.93NGVD291TUSGSSA
2006-07-24 D62611 269.21NAVD881TUSGSSA
2006-07-24 D720195.79  1TUSGSSA
2007-08-07 D62610 268.94NGVD291TUSGSSA
2007-08-07 D62611 268.22NAVD881TUSGSSA
2007-08-07 D720196.78  1TUSGSSA
2008-07-16 D62610 269.72NGVD291TUSGSSA
2008-07-16 D62611 269.00NAVD881TUSGSSA
2008-07-16 D720196.00  1TUSGSSA
2009-07-20 D62610 269.38NGVD291TUSGSSA
2009-07-20 D62611 268.66NAVD881TUSGSSA
2009-07-20 D720196.34  1TUSGSSA
2010-07-21 D62610 269.97NGVD291TUSGSSA
2010-07-21 D62611 269.25NAVD881TUSGSSA
2010-07-21 D720195.75  1TUSGSSA
2011-07-18 D62610 270.02NGVD291TUSGSSA
2011-07-18 D62611 269.30NAVD881TUSGSSA
2011-07-18 D720195.70  1TUSGSSA
2011-08-1716:55 UTCm62610 269.06NGVD291TUSGSSA
2011-08-1716:55 UTCm62611 268.34NAVD881TUSGSSA
2011-08-1716:55 UTCm720196.66  1TUSGSSA
2011-08-1723:15 UTCm62610 269.06NGVD291TUSGSSA
2011-08-1723:15 UTCm62611 268.34NAVD881TUSGSSA
2011-08-1723:15 UTCm720196.66  1TUSGSSA
2012-07-2522:30 UTCm62610 269.77NGVD291TUSGSSA
2012-07-2522:30 UTCm62611 269.05NAVD881TUSGSSA
2012-07-2522:30 UTCm720195.95  1TUSGSSA
2013-08-1221:16 UTCm62610 269.89NGVD291TUSGSSA
2013-08-1221:16 UTCm62611 269.17NAVD881TUSGSSA
2013-08-1221:16 UTCm720195.83  1TUSGSSA
2015-08-1118:15 UTCm62610 269.97NGVD291TUSGSSA
2015-08-1118:15 UTCm62611 269.25NAVD881TUSGSSA
2015-08-1118:15 UTCm720195.75  1TUSGSSA
2017-08-1420:36 UTCm62610 270.34NGVD291TUSGSSA
2017-08-1420:36 UTCm62611 269.62NAVD881TUSGSSA
2017-08-1420:36 UTCm720195.38  1TUSGSSA
2019-08-1221:00 UTCm62610 270.05NGVD291VUSGSSA
2019-08-1221:00 UTCm62611 269.33NAVD881VUSGSSA
2019-08-1221:00 UTCm720195.67  1VUSGSSA
2021-09-2119:04 UTCm62610 270.19NGVD291VUSGSSA
2021-09-2119:04 UTCm62611 269.47NAVD881VUSGSSA
2021-09-2119:04 UTCm720195.53  1VUSGSSA
2023-08-2414:15 UTCm62610 269.74NGVD291VUSGSSA
2023-08-2414:15 UTCm62611 269.02NAVD881VUSGSSA
2023-08-2414:15 UTCm720195.98  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
StatusThe reported water-level measurement represents a static level
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.