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Groundwater levels for the Nation

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Agency code = ar008
site_no list =
  • 362230090091401
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AR008 362230090091401 20N09E19BC2

Clay County, Arkansas
Latitude  36°22'23.64", Longitude  90°09'10.27" NAD83
Land-surface elevation 275 feet above NAVD88
The depth of the well is 100 feet below land surface.
The depth of the hole is 100 feet below land surface.
This well is completed in the Mississippi embayment aquifer system (S100MSEMBM) national aquifer.
This well is completed in the Sparta Sand (124SPRT) 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
2020-04-1620:53 UTCm62610 270.92NGVD291VUSGSSA
2020-04-1620:53 UTCm62611 270.94NAVD881VUSGSSA
2020-04-1620:53 UTCm720194.06  1VUSGSSA
2021-05-0416:50 UTCm62610 271.13NGVD291VUSGSSA
2021-05-0416:50 UTCm62611 271.15NAVD881VUSGSSA
2021-05-0416:50 UTCm720193.85  1VUSGSSA
2023-04-1116:40 UTCm62610 270.00NGVD291SUSGSSA
2023-04-1116:40 UTCm62611 270.02NAVD881SUSGSSA
2023-04-1116:40 UTCm720194.98  1SUSGSSA
2024-04-0920:39 UTCm62610 267.67NGVD291VUSGSSP
2024-04-0920:39 UTCm62611 267.69NAVD881VUSGSSP
2024-04-0920:39 UTCm720197.31  1VUSGSSP

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.
Water-level approval statusPProvisional data subject to revision.