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Groundwater levels for the Nation

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USGS 421341088283702 43N6E-01.3b2 (15-COR-I)

Mchenry County, Illinois
Latitude  42°13'41", Longitude  88°28'37" NAD83
Land-surface elevation 851.48 feet above NAVD88
The depth of the well is 103.3 feet below land surface.
The depth of the hole is 125 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.
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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
2010-01-2217:23 UTCm62610 842.54NGVD291VUSGSSA
2010-01-2217:23 UTCm62611 842.38NAVD881VUSGSSA
2010-01-2217:23 UTCm720199.10  1VUSGSSA
2010-04-2815:33 UTCm62610 842.70NGVD291VUSGSSA
2010-04-2815:33 UTCm62611 842.54NAVD881VUSGSSA
2010-04-2815:33 UTCm720198.94  1VUSGSSA
2010-08-2518:45 UTCm62610 842.16NGVD291VUSGSSA
2010-08-2518:45 UTCm62611 842.00NAVD881VUSGSSA
2010-08-2518:45 UTCm720199.48  1VUSGSSA
2010-10-1412:57 UTCm62610 841.06NGVD291VUSGSSA
2010-10-1412:57 UTCm62611 840.90NAVD881VUSGSSA
2010-10-1412:57 UTCm7201910.58  1VUSGSSA
2010-10-1414:57 UTCm62610 841.05NGVD291VUSGSSA
2010-10-1414:57 UTCm62611 840.89NAVD881VUSGSSA
2010-10-1414:57 UTCm7201910.59  1VUSGSSA
2011-02-2223:01 UTCm62610 842.24NGVD291VUSGSSA
2011-02-2223:01 UTCm62611 842.08NAVD881VUSGSSA
2011-02-2223:01 UTCm720199.40  1VUSGSSA
2011-05-2516:05 UTCm62610 843.31NGVD291VUSGSSA
2011-05-2516:05 UTCm62611 843.15NAVD881VUSGSSA
2011-05-2516:05 UTCm720198.33  1VUSGSSA
2011-08-0217:43 UTCm62610 843.26NGVD291VUSGSSA
2011-08-0217:43 UTCm62611 843.10NAVD881VUSGSSA
2011-08-0217:43 UTCm720198.38  1VUSGSSA
2011-10-1117:14 UTCm62610 842.19NGVD291VUSGSSA
2011-10-1117:14 UTCm62611 842.03NAVD881VUSGSSA
2011-10-1117:14 UTCm720199.45  1VUSGSSA
2011-12-1919:18 UTCm62610 843.27NGVD291VUSGSSA
2011-12-1919:18 UTCm62611 843.11NAVD881VUSGSSA
2011-12-1919:18 UTCm720198.37  1VUSGSSA
2012-03-0618:25 UTCm62610 842.93NGVD291VUSGSSA
2012-03-0618:25 UTCm62611 842.77NAVD881VUSGSSA
2012-03-0618:25 UTCm720198.71  1VUSGSSA
2012-10-0914:47 UTCm62610 839.45NGVD291VUSGSSA
2012-10-0914:47 UTCm62611 839.29NAVD881VUSGSSA
2012-10-0914:47 UTCm7201912.19  1VUSGSSA
2013-04-1515:58 UTCm62610 842.64NGVD291VUSGSSA
2013-04-1515:58 UTCm62611 842.48NAVD881VUSGSSA
2013-04-1515:58 UTCm720199.00  1VUSGSSA
2013-06-2514:18 UTCm62610 842.24NGVD291VUSGSSA
2013-06-2514:18 UTCm62611 842.08NAVD881VUSGSSA
2013-06-2514:18 UTCm720199.40  1VUSGSSA
2013-06-2518:00 UTCm62610 842.26NGVD291VUSGSSA
2013-06-2518:00 UTCm62611 842.10NAVD881VUSGSSA
2013-06-2518:00 UTCm720199.38  1VUSGSSA
2013-10-2417:23 UTCm62610 840.52NGVD291VUSGSSA
2013-10-2417:23 UTCm62611 840.36NAVD881VUSGSSA
2013-10-2417:23 UTCm7201911.12  1VUSGSSA
2014-04-1416:27 UTCm62610 842.94NGVD291VUSGSSA
2014-04-1416:27 UTCm62611 842.78NAVD881VUSGSSA
2014-04-1416:27 UTCm720198.70  1VUSGSSA
2014-10-0615:28 UTCm62610 840.88NGVD291VUSGSSA
2014-10-0615:28 UTCm62611 840.72NAVD881VUSGSSA
2014-10-0615:28 UTCm7201910.76  1VUSGSSA
2014-10-1415:43 UTCm62610 840.91NGVD291VUSGSSA
2014-10-1415:43 UTCm62611 840.75NAVD881VUSGSSA
2014-10-1415:43 UTCm7201910.73  1VUSGSSA
2015-04-0614:16 UTCm62610 841.45NGVD291VUSGSSA
2015-04-0614:16 UTCm62611 841.29NAVD881VUSGSSA
2015-04-0614:16 UTCm7201910.19  1VUSGSSA
2015-10-0615:16 UTCm62610 841.47NGVD291VUSGSSA
2015-10-0615:16 UTCm62611 841.31NAVD881VUSGSSA
2015-10-0615:16 UTCm7201910.17  1VUSGSSA
2016-03-2915:56 UTCm62610 843.59NGVD291VUSGSSA
2016-03-2915:56 UTCm62611 843.43NAVD881VUSGSSA
2016-03-2915:56 UTCm720198.05  1VUSGSSA
2016-11-2918:13 UTCm62610 842.36NGVD291VUSGSSA
2016-11-2918:13 UTCm62611 842.20NAVD881VUSGSSA
2016-11-2918:13 UTCm720199.28  1VUSGSSA
2017-05-1820:11 UTCm62610 843.74NGVD291VUSGSSA
2017-05-1820:11 UTCm62611 843.58NAVD881VUSGSSA
2017-05-1820:11 UTCm720197.90  1VUSGSSA

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 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.