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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 400935089062301
Minimum number of levels = 1
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USGS 400935089062301 20N 1E-29.1e

Dewitt County, Illinois
Latitude  40°09'25.1", Longitude  89°06'25.7" NAD83
Land-surface elevation 740.0 feet above NGVD29
The depth of the well is 293 feet below land surface.
The depth of the hole is 293 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
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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
1994-03-17 D62610 610.00NGVD291L  A
1994-03-17 D62611 609.77NAVD881L  A
1994-03-17 D72019130.00  1L  A
2005-05-05 D62610 609.43NGVD291TUSGSSA
2005-05-05 D62611 609.20NAVD881TUSGSSA
2005-05-05 D72019130.57  1TUSGSSA
2006-05-03 D62610 605.35NGVD29 TUSGSSA
2006-05-03 D62611 605.12NAVD88 TUSGSSA
2006-05-03 D72019134.65   TUSGSSA
2007-06-14 D62610 608.09NGVD291TUSGSSA
2007-06-14 D62611 607.86NAVD881TUSGSSA
2007-06-14 D72019131.91  1TUSGSSA
2008-07-22 D62610 608.40NGVD291TUSGSSA
2008-07-22 D62611 608.17NAVD881TUSGSSA
2008-07-22 D72019131.60  1TUSGSSA
2009-05-14 D62610 610.15NGVD291TUSGSSA
2009-05-14 D62611 609.92NAVD881TUSGSSA
2009-05-14 D72019129.85  1TUSGSSA
2010-05-1220:12 UTCm62610 609.82NGVD291VUSGSSA
2010-05-1220:12 UTCm62611 609.59NAVD881VUSGSSA
2010-05-1220:12 UTCm72019130.18  1VUSGSSA
2011-05-1017:35 UTCm62610 609.52NGVD291VUSGSSA
2011-05-1017:35 UTCm62611 609.29NAVD881VUSGSSA
2011-05-1017:35 UTCm72019130.48  1VUSGSSA
2012-04-1717:45 UTCm62610 601.54NGVD291VUSGSSA
2012-04-1717:45 UTCm62611 601.31NAVD881VUSGSSA
2012-04-1717:45 UTCm72019138.46  1VUSGSSA
2013-05-0918:25 UTCm62610 603.95NGVD291VUSGSSA
2013-05-0918:25 UTCm62611 603.72NAVD881VUSGSSA
2013-05-0918:25 UTCm72019136.05  1VUSGSSA
2015-04-2915:05 UTCm62610 608.50NGVD291VUSGSSA
2015-04-2915:05 UTCm62611 608.27NAVD881VUSGSSA
2015-04-2915:05 UTCm72019131.50  1VUSGSSA
2017-05-0318:00 UTCm62610 608.75NGVD291VUSGSSA
2017-05-0318:00 UTCm62611 608.52NAVD881VUSGSSA
2017-05-0318:00 UTCm72019131.25  1VUSGSSA
2024-06-2518:58 UTCm62610 606.53NGVD291VUSGSSA
2024-06-2518:58 UTCm62611 606.30NAVD881VUSGSSA
2024-06-2518:58 UTCm72019133.47  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.