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Groundwater levels for the Nation

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USGS 422308088264201 45N7E-08.5a (HEBR-08-02)

Mchenry County, Illinois
Latitude  42°23'07.67", Longitude  88°26'41.67" NAD83
Land-surface elevation 868.04 feet above NAVD88
The depth of the well is 100.3 feet below land surface.
The depth of the hole is 112 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
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Water-level
date-time
accuracy
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Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
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Method of
measurement
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Measuring
agency
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Source of
measurement
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Water-level
approval
status
2009-09-1017:00 UTCm62610 856.60NGVD291TIL050AA
2009-09-1017:00 UTCm62611 856.40NAVD881TIL050AA
2009-09-1017:00 UTCm7201911.64  1TIL050AA
2010-01-2017:31 UTCm62610 857.53NGVD291VUSGSSA
2010-01-2017:31 UTCm62611 857.33NAVD881VUSGSSA
2010-01-2017:31 UTCm7201910.71  1VUSGSSA
2010-04-2718:51 UTCm62610 857.95NGVD291VUSGSSA
2010-04-2718:51 UTCm62611 857.75NAVD881VUSGSSA
2010-04-2718:51 UTCm7201910.29  1VUSGSSA
2010-10-2112:57 UTCm62610 856.28NGVD291VUSGSSA
2010-10-2112:57 UTCm62611 856.08NAVD881VUSGSSA
2010-10-2112:57 UTCm7201911.96  1VUSGSSA
2010-10-2114:43 UTCm62610 856.27NGVD291VUSGSSA
2010-10-2114:43 UTCm62611 856.07NAVD881VUSGSSA
2010-10-2114:43 UTCm7201911.97  1VUSGSSA
2011-02-2415:38 UTCm62610 857.06NGVD291VUSGSSA
2011-02-2415:38 UTCm62611 856.86NAVD881VUSGSSA
2011-02-2415:38 UTCm7201911.18  1VUSGSSA
2011-05-2600:48 UTCm62610 858.15NGVD291VUSGSSA
2011-05-2600:48 UTCm62611 857.95NAVD881VUSGSSA
2011-05-2600:48 UTCm7201910.09  1VUSGSSA
2011-06-1419:23 UTCm62610 858.13NGVD291VUSGSSA
2011-06-1419:23 UTCm62611 857.93NAVD881VUSGSSA
2011-06-1419:23 UTCm7201910.11  1VUSGSSA
2011-08-0314:13 UTCm62610 857.84NGVD291VUSGSSA
2011-08-0314:13 UTCm62611 857.64NAVD881VUSGSSA
2011-08-0314:13 UTCm7201910.40  1VUSGSSA
2011-10-1219:31 UTCm62610 856.58NGVD291VUSGSSA
2011-10-1219:31 UTCm62611 856.38NAVD881VUSGSSA
2011-10-1219:31 UTCm7201911.66  1VUSGSSA
2012-03-0917:54 UTCm62610 858.03NGVD291VUSGSSA
2012-03-0917:54 UTCm62611 857.83NAVD881VUSGSSA
2012-03-0917:54 UTCm7201910.21  1VUSGSSA
2012-05-0719:47 UTCm62610 857.69NGVD291VUSGSSA
2012-05-0719:47 UTCm62611 857.49NAVD881VUSGSSA
2012-05-0719:47 UTCm7201910.55  1VUSGSSA
2012-09-1017:39 UTCm62610 854.76NGVD291VUSGSSA
2012-09-1017:39 UTCm62611 854.56NAVD881VUSGSSA
2012-09-1017:39 UTCm7201913.48  1VUSGSSA
2012-10-2917:35 UTCm62610 855.13NGVD291VUSGSSA
2012-10-2917:35 UTCm62611 854.93NAVD881VUSGSSA
2012-10-2917:35 UTCm7201913.11  1VUSGSSA
2013-04-2417:42 UTCm62610 859.36NGVD291VUSGSSA
2013-04-2417:42 UTCm62611 859.16NAVD881VUSGSSA
2013-04-2417:42 UTCm720198.88  1VUSGSSA
2013-10-2321:45 UTCm62610 855.73NGVD291VUSGSSA
2013-10-2321:45 UTCm62611 855.53NAVD881VUSGSSA
2013-10-2321:45 UTCm7201912.51  1VUSGSSA
2014-04-1516:55 UTCm62610 857.86NGVD291VUSGSSA
2014-04-1516:55 UTCm62611 857.66NAVD881VUSGSSA
2014-04-1516:55 UTCm7201910.38  1VUSGSSA
2014-10-0622:40 UTCm62610 856.22NGVD291VUSGSSA
2014-10-0622:40 UTCm62611 856.02NAVD881VUSGSSA
2014-10-0622:40 UTCm7201912.02  1VUSGSSA
2015-04-0621:08 UTCm62610 856.63NGVD291VUSGSSA
2015-04-0621:08 UTCm62611 856.43NAVD881VUSGSSA
2015-04-0621:08 UTCm7201911.61  1VUSGSSA
2015-10-0621:40 UTCm62610 856.62NGVD291VUSGSSA
2015-10-0621:40 UTCm62611 856.42NAVD881VUSGSSA
2015-10-0621:40 UTCm7201911.62  1VUSGSSA
2016-04-1319:47 UTCm62610 858.81NGVD291VUSGSSA
2016-04-1319:47 UTCm62611 858.61NAVD881VUSGSSA
2016-04-1319:47 UTCm720199.43  1VUSGSSA
2016-11-3020:20 UTCm62610 856.29NGVD291VUSGSSA
2016-11-3020:20 UTCm62611 856.09NAVD881VUSGSSA
2016-11-3020:20 UTCm7201911.95  1VUSGSSA
2017-05-2417:25 UTCm62610 858.67NGVD291VUSGSSA
2017-05-2417:25 UTCm62611 858.47NAVD881VUSGSSA
2017-05-2417:25 UTCm720199.57  1VUSGSSA
2017-08-3115:48 UTCm62610 857.45NGVD291VUSGSSA
2017-08-3115:48 UTCm62611 857.25NAVD881VUSGSSA
2017-08-3115:48 UTCm7201910.79  1VUSGSSA
2017-11-1616:54 UTCm62610 856.74NGVD291VUSGSSP
2017-11-1616:54 UTCm62611 856.54NAVD881VUSGSSP
2017-11-1616:54 UTCm7201911.50  1VUSGSSP
2018-02-1318:37 UTCm62610 856.46NGVD291VUSGSSA
2018-02-1318:37 UTCm62611 856.26NAVD881VUSGSSA
2018-02-1318:37 UTCm7201911.78  1VUSGSSA
2018-05-2217:43 UTCm62610 857.95NGVD291VUSGSSA
2018-05-2217:43 UTCm62611 857.75NAVD881VUSGSSA
2018-05-2217:43 UTCm7201910.29  1VUSGSSA
2018-08-2818:11 UTCm62610 856.57NGVD291VUSGSSA
2018-08-2818:11 UTCm62611 856.37NAVD881VUSGSSA
2018-08-2818:11 UTCm7201911.67  1VUSGSSA
2018-11-0518:30 UTCm62610 858.29NGVD291VUSGSSA
2018-11-0518:30 UTCm62611 858.09NAVD881VUSGSSA
2018-11-0518:30 UTCm720199.95  1VUSGSSA
2019-02-0817:24 UTCm62610 858.55NGVD291VUSGSSA
2019-02-0817:24 UTCm62611 858.35NAVD881VUSGSSA
2019-02-0817:24 UTCm720199.69  1VUSGSSA
2019-05-3018:34 UTCm62610 859.86NGVD291VUSGSSA
2019-05-3018:34 UTCm62611 859.66NAVD881VUSGSSA
2019-05-3018:34 UTCm720198.38  1VUSGSSA
2019-08-0619:32 UTCm62610 857.29NGVD291VUSGSSA
2019-08-0619:32 UTCm62611 857.09NAVD881VUSGSSA
2019-08-0619:32 UTCm7201910.95  1VUSGSSA
2019-09-0318:31 UTCm62610 856.66NGVD291VUSGSSA
2019-09-0318:31 UTCm62611 856.46NAVD881VUSGSSA
2019-09-0318:31 UTCm7201911.58  1VUSGSSA
2019-12-0216:06 UTCm62610 858.51NGVD291VUSGSSA
2019-12-0216:06 UTCm62611 858.31NAVD881VUSGSSA
2019-12-0216:06 UTCm720199.73  1VUSGSSA
2020-02-0517:22 UTCm62610 858.15NGVD291VUSGSSA
2020-02-0517:22 UTCm62611 857.95NAVD881VUSGSSA
2020-02-0517:22 UTCm7201910.09  1VUSGSSA
2020-04-2215:55 UTCm62610 858.33NGVD291VUSGSSA
2020-04-2215:55 UTCm62611 858.13NAVD881VUSGSSA
2020-04-2215:55 UTCm720199.91  1VUSGSSA
2020-07-1520:02 UTCm62610 858.11NGVD291VUSGSSA
2020-07-1520:02 UTCm62611 857.91NAVD881VUSGSSA
2020-07-1520:02 UTCm7201910.13  1VUSGSSA
2020-07-2717:40 UTCm62610 857.69NGVD291VUSGSSA
2020-07-2717:40 UTCm62611 857.49NAVD881VUSGSSA
2020-07-2717:40 UTCm7201910.55  1VUSGSSA
2020-12-1514:13 UTCm62610 856.78NGVD291VUSGSSA
2020-12-1514:13 UTCm62611 856.58NAVD881VUSGSSA
2020-12-1514:13 UTCm7201911.46  1VUSGSSA
2021-02-0917:23 UTCm62610 856.31NGVD291VUSGSSA
2021-02-0917:23 UTCm62611 856.11NAVD881VUSGSSA
2021-02-0917:23 UTCm7201911.93  1VUSGSSA
2021-05-0515:14 UTCm62610 856.87NGVD291VUSGSSA
2021-05-0515:14 UTCm62611 856.67NAVD881VUSGSSA
2021-05-0515:14 UTCm7201911.37  1VUSGSSA
2021-09-0217:53 UTCm62610 855.85NGVD291VUSGSSA
2021-09-0217:53 UTCm62611 855.65NAVD881VUSGSSA
2021-09-0217:53 UTCm7201912.39  1VUSGSSA
2021-11-1820:27 UTCm62610 855.85NGVD291VUSGSSA
2021-11-1820:27 UTCm62611 855.65NAVD881VUSGSSA
2021-11-1820:27 UTCm7201912.39  1VUSGSSA
2022-03-1618:10 UTCm62610 856.19NGVD291VUSGSSA
2022-03-1618:10 UTCm62611 855.99NAVD881VUSGSSA
2022-03-1618:10 UTCm7201912.05  1VUSGSSA
2022-05-2419:51 UTCm62610 857.87NGVD291VUSGSSA
2022-05-2419:51 UTCm62611 857.67NAVD881VUSGSSA
2022-05-2419:51 UTCm7201910.37  1VUSGSSA
2022-09-1916:53 UTCm62610 856.48NGVD291VUSGSSA
2022-09-1916:53 UTCm62611 856.28NAVD881VUSGSSA
2022-09-1916:53 UTCm7201911.76  1VUSGSSA
2023-01-1220:38 UTCm62610 856.64NGVD291VUSGSSA
2023-01-1220:38 UTCm62611 856.44NAVD881VUSGSSA
2023-01-1220:38 UTCm7201911.60  1VUSGSSA
2023-04-1916:56 UTCm62610 858.57NGVD291VUSGSSA
2023-04-1916:56 UTCm62611 858.37NAVD881VUSGSSA
2023-04-1916:56 UTCm720199.67  1VUSGSSA
2023-08-0121:01 UTCm62610 856.00NGVD291VUSGSSA
2023-08-0121:01 UTCm62611 855.80NAVD881VUSGSSA
2023-08-0121:01 UTCm7201912.24  1VUSGSSA
2023-11-1519:52 UTCm62610 856.19NGVD291VUSGSSA
2023-11-1519:52 UTCm62611 855.99NAVD881VUSGSSA
2023-11-1519:52 UTCm7201912.05  1VUSGSSA
2024-02-1620:34 UTCm62610 857.59NGVD291VUSGSSA
2024-02-1620:34 UTCm62611 857.39NAVD881VUSGSSA
2024-02-1620:34 UTCm7201910.65  1VUSGSSA
2024-05-2919:50 UTCm62610 858.52NGVD291VUSGSSA
2024-05-2919:50 UTCm62611 858.32NAVD881VUSGSSA
2024-05-2919:50 UTCm720199.72  1VUSGSSA
2024-09-1218:58 UTCm62610 856.83NGVD291VUSGSSA
2024-09-1218:58 UTCm62611 856.63NAVD881VUSGSSA
2024-09-1218:58 UTCm7201911.41  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 measurementTElectric-tape measurement.
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.
Water-level approval statusPProvisional data subject to revision.