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Groundwater levels for the Nation

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Agency code = usgs
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  • 335455093093202
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USGS 335455093093202 09S20W33BCD2

Clark County, Arkansas
Latitude  33°54'46.06", Longitude  93°09'26.02" NAD83
Land-surface elevation 205 feet above NAVD88
The depth of the well is 236 feet below land surface.
This well is completed in the Mississippi embayment aquifer system (S100MSEMBM) national aquifer.
This well is completed in the Nacatoch Sand (211NCTC) local aquifer.
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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
1999-04-3015:35 UTCm62610 182.25NGVD291SUSGSSA
1999-04-3015:35 UTCm62611 182.23NAVD881SUSGSSA
1999-04-3015:35 UTCm7201924.75  1SUSGSSA
2002-01-3117:20 UTCm62610 180.13NGVD291SUSGSSA
2002-01-3117:20 UTCm62611 180.11NAVD881SUSGSSA
2002-01-3117:20 UTCm7201926.87  1SUSGSSA
2005-02-1517:12 UTCm62610 181.11NGVD291SUSGSSA
2005-02-1517:12 UTCm62611 181.09NAVD881SUSGSSA
2005-02-1517:12 UTCm7201925.89  1SUSGSSA
2008-02-2816:20 UTCm62610 180.78NGVD291SUSGSSA
2008-02-2816:20 UTCm62611 180.76NAVD881SUSGSSA
2008-02-2816:20 UTCm7201926.22  1SUSGSSA
2014-03-2114:25 UTCm62610 176.42NGVD291SUSGSSA
2014-03-2114:25 UTCm62611 176.40NAVD881SUSGSSA
2014-03-2114:25 UTCm7201930.58  1SUSGSSA
2017-06-2919:15 UTCm62610 177.56NGVD291SUSGSSA
2017-06-2919:15 UTCm62611 177.54NAVD881SUSGSSA
2017-06-2919:15 UTCm7201929.44  1SUSGSSA
2020-02-2819:15 UTCm62610 181.15NGVD291SUSGSSA
2020-02-2819:15 UTCm62611 181.13NAVD881SUSGSSA
2020-02-2819:15 UTCm7201925.85  1SUSGSSA
2023-04-0716:55 UTCm62610 177.79NGVD291SUSGSSP
2023-04-0716:55 UTCm62611 177.77NAVD881SUSGSSP
2023-04-0716:55 UTCm7201929.21  1SUSGSSP

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.
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.