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Groundwater levels for Illinois

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USGS 422925088255401 46N7E-04.8b1 (3-HEB-I)

Mchenry County, Illinois
Latitude  42°29'24.6", Longitude  88°25'54.1" NAD83
Land-surface elevation 867.85 feet above NAVD88
The depth of the well is 66.3 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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Water
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feet
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feet
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specific
vertical
datum
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vertical
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2009-04-1515:04 UTCm62610 883.44NGVD291OIL050AA
2009-04-1515:04 UTCm62611 883.23NAVD881OIL050AA
2009-04-1515:04 UTCm72019-15.30  1OIL050AA
2010-11-0314:00 UTCm62610 880.58NGVD291VUSGSSA
2010-11-0314:00 UTCm62611 880.37NAVD881VUSGSSA
2010-11-0314:00 UTCm72019-12.44  1VUSGSSA
2010-11-0315:51 UTCm62610 880.72NGVD291VUSGSSA
2010-11-0315:51 UTCm62611 880.51NAVD881VUSGSSA
2010-11-0315:51 UTCm72019-12.58  1VUSGSSA
2010-11-0316:51 UTCm62610 880.72NGVD291VUSGSSA
2010-11-0316:51 UTCm62611 880.51NAVD881VUSGSSA
2010-11-0316:51 UTCm72019-12.58  1VUSGSSA
2011-08-0117:14 UTCm62610 881.56NGVD291VUSGSSA
2011-08-0117:14 UTCm62611 881.35NAVD881VUSGSSA
2011-08-0117:14 UTCm72019-13.42  1VUSGSSA
2011-10-1313:19 UTCm62610 880.58NGVD291VUSGSSA
2011-10-1313:19 UTCm62611 880.37NAVD881VUSGSSA
2011-10-1313:19 UTCm72019-12.44  1VUSGSSA
2012-03-0817:55 UTCm62610 881.10NGVD291VUSGSSA
2012-03-0817:55 UTCm62611 880.89NAVD881VUSGSSA
2012-03-0817:55 UTCm72019-12.96  1VUSGSSA
2012-10-1118:06 UTCm62610 878.87NGVD291VUSGSSA
2012-10-1118:06 UTCm62611 878.66NAVD881VUSGSSA
2012-10-1118:06 UTCm72019-10.73  1VUSGSSA
2013-04-2514:49 UTCm62610 881.44NGVD291VUSGSSA
2013-04-2514:49 UTCm62611 881.23NAVD881VUSGSSA
2013-04-2514:49 UTCm72019-13.30  1VUSGSSA
2013-10-2317:24 UTCm62610 879.68NGVD291VUSGSSA
2013-10-2317:24 UTCm62611 879.47NAVD881VUSGSSA
2013-10-2317:24 UTCm72019-11.54  1VUSGSSA
2013-11-1920:05 UTCm62610 879.43NGVD291VUSGSSA
2013-11-1920:05 UTCm62611 879.22NAVD881VUSGSSA
2013-11-1920:05 UTCm72019-11.29  1VUSGSSA
2014-04-1715:22 UTCm62610 879.84NGVD291VUSGSSA
2014-04-1715:22 UTCm62611 879.63NAVD881VUSGSSA
2014-04-1715:22 UTCm72019-11.70  1VUSGSSA
2014-10-0716:09 UTCm62610 880.69NGVD291VUSGSSA
2014-10-0716:09 UTCm62611 880.48NAVD881VUSGSSA
2014-10-0716:09 UTCm72019-12.55  1VUSGSSA
2014-12-0516:10 UTCm62610 880.13NGVD291VUSGSSA
2014-12-0516:10 UTCm62611 879.92NAVD881VUSGSSA
2014-12-0516:10 UTCm72019-11.99  1VUSGSSA
2015-04-0713:17 UTCm62610 879.96NGVD291VUSGSSA
2015-04-0713:17 UTCm62611 879.75NAVD881VUSGSSA
2015-04-0713:17 UTCm72019-11.82  1VUSGSSA
2015-10-0715:02 UTCm62610 880.41NGVD291VUSGSSA
2015-10-0715:02 UTCm62611 880.20NAVD881VUSGSSA
2015-10-0715:02 UTCm72019-12.27  1VUSGSSA
2017-12-1319:13 UTCm62610 881.44NGVD291VUSGSSA
2017-12-1319:13 UTCm62611 881.23NAVD881VUSGSSA
2017-12-1319:13 UTCm72019-13.30  1VUSGSSA
2018-03-2814:43 UTCm62610 879.53NGVD291VUSGSSA
2018-03-2814:43 UTCm62611 879.32NAVD881VUSGSSA
2018-03-2814:43 UTCm72019-11.39  1VUSGSSA
2018-04-1314:57 UTCm62610 879.22NGVD291VUSGSSA
2018-04-1314:57 UTCm62611 879.01NAVD881VUSGSSA
2018-04-1314:57 UTCm72019-11.08  1VUSGSSA
2018-06-2915:09 UTCm62610 882.07NGVD291VUSGSSA
2018-06-2915:09 UTCm62611 881.86NAVD881VUSGSSA
2018-06-2915:09 UTCm72019-13.93  1VUSGSSA
2018-10-1114:40 UTCm62610 881.88NGVD291VUSGSSA
2018-10-1114:40 UTCm62611 881.67NAVD881VUSGSSA
2018-10-1114:40 UTCm72019-13.74  1VUSGSSA
2018-11-1319:26 UTCm62610 881.73NGVD291VUSGSSA
2018-11-1319:26 UTCm62611 881.52NAVD881VUSGSSA
2018-11-1319:26 UTCm72019-13.59  1VUSGSSA
2019-04-0817:32 UTCm62610 882.02NGVD291VUSGSSA
2019-04-0817:32 UTCm62611 881.81NAVD881VUSGSSA
2019-04-0817:32 UTCm72019-13.88  1VUSGSSA
2019-06-2718:57 UTCm62610 881.25NGVD291VUSGSSA
2019-06-2718:57 UTCm62611 881.04NAVD881VUSGSSA
2019-06-2718:57 UTCm72019-13.11  1VUSGSSA
2019-09-0617:02 UTCm62610 880.58NGVD291VUSGSSA
2019-09-0617:02 UTCm62611 880.37NAVD881VUSGSSA
2019-09-0617:02 UTCm72019-12.44  1VUSGSSA
2019-11-0816:40 UTCm62610 882.98NGVD291VUSGSSA
2019-11-0816:40 UTCm62611 882.77NAVD881VUSGSSA
2019-11-0816:40 UTCm72019-14.84  1VUSGSSA
2020-02-0715:36 UTCm62610 881.61NGVD291VUSGSSA
2020-02-0715:36 UTCm62611 881.40NAVD881VUSGSSA
2020-02-0715:36 UTCm72019-13.47  1VUSGSSA
2020-05-2614:31 UTCm62610 883.35NGVD291VUSGSSA
2020-05-2614:31 UTCm62611 883.14NAVD881VUSGSSA
2020-05-2614:31 UTCm72019-15.21  1VUSGSSA
2020-06-2615:47 UTCm62610 882.37NGVD291VUSGSSA
2020-06-2615:47 UTCm62611 882.16NAVD881VUSGSSA
2020-06-2615:47 UTCm72019-14.23  1VUSGSSA
2020-11-1617:54 UTCm62610 879.64NGVD291VUSGSSA
2020-11-1617:54 UTCm62611 879.43NAVD881VUSGSSA
2020-11-1617:54 UTCm72019-11.50  1VUSGSSA
2021-03-3017:34 UTCm62610 880.02NGVD291VUSGSSA
2021-03-3017:34 UTCm62611 879.81NAVD881VUSGSSA
2021-03-3017:34 UTCm72019-11.88  1VUSGSSA
2021-05-0517:04 UTCm62610 879.78NGVD291VUSGSSA
2021-05-0517:04 UTCm62611 879.57NAVD881VUSGSSA
2021-05-0517:04 UTCm72019-11.64  1VUSGSSA
2021-09-2215:54 UTCm62610 878.69NGVD291VUSGSSA
2021-09-2215:54 UTCm62611 878.48NAVD881VUSGSSA
2021-09-2215:54 UTCm72019-10.55  1VUSGSSA
2021-11-2316:47 UTCm62610 878.38NGVD291VUSGSSA
2021-11-2316:47 UTCm62611 878.17NAVD881VUSGSSA
2021-11-2316:47 UTCm72019-10.24  1VUSGSSA
2022-03-1617:06 UTCm62610 878.08NGVD291VUSGSSA
2022-03-1617:06 UTCm62611 877.87NAVD881VUSGSSA
2022-03-1617:06 UTCm72019-9.94  1VUSGSSA
2022-07-1117:49 UTCm62610 880.75NGVD291VUSGSSA
2022-07-1117:49 UTCm62611 880.54NAVD881VUSGSSA
2022-07-1117:49 UTCm72019-12.61  1VUSGSSA
2022-11-0119:15 UTCm62610 879.05NGVD291VUSGSSA
2022-11-0119:15 UTCm62611 878.84NAVD881VUSGSSA
2022-11-0119:15 UTCm72019-10.91  1VUSGSSA
2023-02-0815:50 UTCm62610 878.67NGVD291VUSGSSA
2023-02-0815:50 UTCm62611 878.46NAVD881VUSGSSA
2023-02-0815:50 UTCm72019-10.53  1VUSGSSA
2023-05-2221:10 UTCm62610 881.14NGVD291VUSGSSA
2023-05-2221:10 UTCm62611 880.93NAVD881VUSGSSA
2023-05-2221:10 UTCm72019-13.00  1VUSGSSA
2023-08-2919:09 UTCm62610 878.85NGVD291VUSGSSA
2023-08-2919:09 UTCm62611 878.64NAVD881VUSGSSA
2023-08-2919:09 UTCm72019-10.79  1VUSGSSA
2023-12-1921:25 UTCm62610 878.66NGVD291VUSGSSA
2023-12-1921:25 UTCm62611 878.45NAVD881VUSGSSA
2023-12-1921:25 UTCm72019-10.60  1VUSGSSA
2024-04-0519:16 UTCm62610 881.42NGVD291VUSGSSA
2024-04-0519:16 UTCm62611 881.21NAVD881VUSGSSA
2024-04-0519:16 UTCm72019-13.36  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 measurementOObserved.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyIL050AECOM, Inc, IL
Measuring agencyUSGSU.S. Geological Survey
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.