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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 400842089065701
Minimum number of levels = 1
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USGS 400842089065701 20N 1E-32.1e

Dewitt County, Illinois
Latitude  40°08'38.2", Longitude  89°07'08.8" NAD83
Land-surface elevation 700 feet above NGVD29
The depth of the well is 234 feet below land surface.
The depth of the hole is 234 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
1994-07-27 D62610 622.00NGVD291L  A
1994-07-27 D62611 621.76NAVD881L  A
1994-07-27 D7201978.00  1L  A
2005-05-05 D62610 625.25NGVD291TUSGSSA
2005-05-05 D62611 625.01NAVD881TUSGSSA
2005-05-05 D7201974.75  1TUSGSSA
2006-05-03 D62610 621.93NGVD29 TUSGSSA
2006-05-03 D62611 621.69NAVD88 TUSGSSA
2006-05-03 D7201978.07   TUSGSSA
2007-06-07 D62610 624.14NGVD291TUSGSSA
2007-06-07 D62611 623.90NAVD881TUSGSSA
2007-06-07 D7201975.86  1TUSGSSA
2008-07-22 D62610 624.20NGVD291TUSGSSA
2008-07-22 D62611 623.96NAVD881TUSGSSA
2008-07-22 D7201975.80  1TUSGSSA
2009-05-14 D62610 626.08NGVD291TUSGSSA
2009-05-14 D62611 625.84NAVD881TUSGSSA
2009-05-14 D7201973.92  1TUSGSSA
2010-05-1219:47 UTCm62610 626.28NGVD291VUSGSSA
2010-05-1219:47 UTCm62611 626.04NAVD881VUSGSSA
2010-05-1219:47 UTCm7201973.72  1VUSGSSA
2011-05-1017:00 UTCm62610 625.10NGVD291VUSGSSA
2011-05-1017:00 UTCm62611 624.86NAVD881VUSGSSA
2011-05-1017:00 UTCm7201974.90  1VUSGSSA
2012-04-1717:15 UTCm62610 617.28NGVD291VUSGSSA
2012-04-1717:15 UTCm62611 617.04NAVD881VUSGSSA
2012-04-1717:15 UTCm7201982.72  1VUSGSSA
2013-05-0918:05 UTCm62610 619.66NGVD291VUSGSSA
2013-05-0918:05 UTCm62611 619.42NAVD881VUSGSSA
2013-05-0918:05 UTCm7201980.34  1VUSGSSA
2015-04-2914:35 UTCm62610 624.27NGVD291VUSGSSA
2015-04-2914:35 UTCm62611 624.03NAVD881VUSGSSA
2015-04-2914:35 UTCm7201975.73  1VUSGSSA
2017-05-0317:30 UTCm62610 624.40NGVD291VUSGSSA
2017-05-0317:30 UTCm62611 624.16NAVD881VUSGSSA
2017-05-0317:30 UTCm7201975.60  1VUSGSSA
2018-07-3118:28 UTCm62610 621.18NGVD291VUSGSSA
2018-07-3118:28 UTCm62611 620.94NAVD881VUSGSSA
2018-07-3118:28 UTCm7201978.82  1VUSGSSA
2022-04-1216:08 UTCm62610 624.29NGVD291VUSGSSA
2022-04-1216:08 UTCm62611 624.05NAVD881VUSGSSA
2022-04-1216:08 UTCm7201975.71  1VUSGSSA
2024-06-2518:31 UTCm62610 622.17NGVD291VUSGSSA
2024-06-2518:31 UTCm62611 621.93NAVD881VUSGSSA
2024-06-2518:31 UTCm7201977.83  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
StatusThe reported water-level measurement represents a static level
Status1Static
Method of measurementLInterpreted from geophysical logs.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.