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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 385425077165601
Minimum number of levels = 1
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USGS 385425077165601 53 V 14R

Fairfax County, Virginia
Latitude  38°54'25", Longitude  77°16'56" NAD83
Land-surface elevation 410 feet above NAVD88
This well is completed in the Piedmont and Blue Ridge crystalline-rock aquifers (N400PDMBRX) national 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
2014-07-2214:15 UTCm62610 354.34NGVD29PTUSGSSA
2014-07-2214:15 UTCm62611 353.57NAVD88PTUSGSSA
2014-07-2214:15 UTCm7201956.43  PTUSGSSA
2016-09-2813:31 UTCm62610 350.53NGVD291TUSGSSA
2016-09-2813:31 UTCm62611 349.76NAVD881TUSGSSA
2016-09-2813:31 UTCm7201960.24  1TUSGSSA
2022-09-2816:20 UTCm62610 344.31NGVD291SUSGSSA
2022-09-2816:20 UTCm62611 343.54NAVD881SUSGSSA
2022-09-2816:20 UTCm7201966.46  1SUSGSSA
2024-08-1213:33 UTCm62610 351.55NGVD291SUSGSSA
2024-08-1213:33 UTCm62611 350.78NAVD881SUSGSSA
2024-08-1213:33 UTCm7201959.22  1SUSGSSA

Explanation
SectionCodeDescription
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
StatusPPumping
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-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.