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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 371223076461703
Minimum number of levels = 1
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USGS 371223076461703 56F 83

James City County, Virginia
Latitude  37°12'23.40", Longitude  76°46'17.04" NAD83
Land-surface elevation 4.6 feet above NAVD88
The depth of the well is 7 feet below land surface.
The depth of the hole is 7 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 Quaternary System (110QRNR) 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
2019-09-0915:48 UTCm62610 2.20NGVD291SUSGSSA
2019-09-0915:48 UTCm62611 1.10NAVD881SUSGSSA
2019-09-0915:48 UTCm720193.50  1SUSGSSA
2019-09-1616:58 UTCm62610 1.77NGVD291VUSGSSA
2019-09-1616:58 UTCm62611 0.67NAVD881VUSGSSA
2019-09-1616:58 UTCm720193.93  1VUSGSSA
2019-11-0617:40 UTCm62610 1.81NGVD291VUSGSSA
2019-11-0617:40 UTCm62611 0.71NAVD881VUSGSSA
2019-11-0617:40 UTCm720193.89  1VUSGSSA
2020-01-1517:54 UTCm62610 3.16NGVD291SUSGSSA
2020-01-1517:54 UTCm62611 2.06NAVD881SUSGSSA
2020-01-1517:54 UTCm720192.54  1SUSGSSA
2020-05-1817:28 UTCm62610 1.61NGVD291SUSGSSA
2020-05-1817:28 UTCm62611 0.51NAVD881SUSGSSA
2020-05-1817:28 UTCm720194.09  1SUSGSSA
2020-07-1316:08 UTCm62610 1.00NGVD291SUSGSSA
2020-07-1316:08 UTCm62611 -0.10NAVD881SUSGSSA
2020-07-1316:08 UTCm720194.70  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
Method of measurementSSteel-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.