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Groundwater levels for the Nation

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Agency code = usgs
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  • 384629090350901
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USGS 384629090350901 46N4E-4.8f1

St. Charles County, Missouri
Latitude  38°46'28.5", Longitude  90°35'08.9" NAD83
Land-surface elevation 485 feet above NGVD29
The depth of the well is 21.4 feet below land surface.
The depth of the hole is 21.4 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Quaternary System (110QRNR) local 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
2005-03-31 D62610 478.20NGVD291TUSGSSA
2005-03-31 D62611 478.11NAVD881TUSGSSA
2005-03-31 D720196.80  1TUSGSSA
2005-08-1021:00 UTCm62610 472.64NGVD291TUSGSSA
2005-08-1021:00 UTCm62611 472.55NAVD881TUSGSSA
2005-08-1021:00 UTCm7201912.36  1TUSGSSA
2006-05-23 D62610 474.76NGVD291TUSGSSA
2006-05-23 D62611 474.67NAVD881TUSGSSA
2006-05-23 D7201910.24  1TUSGSSA
2007-06-2016:20 UTCm62610 474.02NGVD291TUSGSSA
2007-06-2016:20 UTCm62611 473.93NAVD881TUSGSSA
2007-06-2016:20 UTCm7201910.98  1TUSGSSA
2008-05-2815:21 UTCm62610 480.57NGVD291TUSGSSA
2008-05-2815:21 UTCm62611 480.48NAVD881TUSGSSA
2008-05-2815:21 UTCm720194.43  1TUSGSSA
2009-06-0822:27 UTCm62610 476.52NGVD291TUSGSSA
2009-06-0822:27 UTCm62611 476.43NAVD881TUSGSSA
2009-06-0822:27 UTCm720198.48  1TUSGSSA
2010-04-1214:35 UTCm62610 479.67NGVD291VUSGSSA
2010-04-1214:35 UTCm62611 479.58NAVD881VUSGSSA
2010-04-1214:35 UTCm720195.33  1VUSGSSA
2011-04-1923:08 UTCm62610 478.65NGVD291VUSGSSA
2011-04-1923:08 UTCm62611 478.56NAVD881VUSGSSA
2011-04-1923:08 UTCm720196.35  1VUSGSSA
2012-04-0320:01 UTCm62610 476.39NGVD291VUSGSSA
2012-04-0320:01 UTCm62611 476.30NAVD881VUSGSSA
2012-04-0320:01 UTCm720198.61  1VUSGSSA
2015-06-0823:23 UTCm62610 480.74NGVD291VUSGSSA
2015-06-0823:23 UTCm62611 480.65NAVD881VUSGSSA
2015-06-0823:23 UTCm720194.26  1VUSGSSA
2015-08-1113:00 UTCm62610 478.82NGVD291VUSGSSA
2015-08-1113:00 UTCm62611 478.73NAVD881VUSGSSA
2015-08-1113:00 UTCm720196.18  1VUSGSSA
2019-07-0817:35 UTCm62610 477.72NGVD291VUSGSSA
2019-07-0817:35 UTCm62611 477.63NAVD881VUSGSSA
2019-07-0817:35 UTCm720197.28  1VUSGSSA
2021-07-2717:48 UTCm62610 477.15NGVD291VUSGSSA
2021-07-2717:48 UTCm62611 477.06NAVD881VUSGSSA
2021-07-2717:48 UTCm720197.85  1VUSGSSA
2023-09-2618:07 UTCm62610 472.86NGVD291VUSGSSA
2023-09-2618:07 UTCm62611 472.77NAVD881VUSGSSA
2023-09-2618:07 UTCm7201912.14  1VUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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 measurementTElectric-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.