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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 383812077263301
Minimum number of levels = 1
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USGS 383812077263301 51T174

Prince William County, Virginia
Latitude  38°38'12", Longitude  77°26'33" NAD27
Land-surface elevation 405.00 feet above NGVD29
Output formats
Table of data
Tab-separated data
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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
1991-03-19 D62610 341.98NGVD29PS  A
1991-03-19 D62611 341.19NAVD88PS  A
1991-03-19 D7201963.02  PS  A
1991-10-16 D62610 338.57NGVD29PS  A
1991-10-16 D62611 337.78NAVD88PS  A
1991-10-16 D7201966.43  PS  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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
StatusPPumping
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.