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Groundwater levels for the Nation

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USGS 421341088283703 43N6E-01.3b3 (15-COR-D)

Mchenry County, Illinois
Latitude  42°13'41", Longitude  88°28'37" NAD83
Land-surface elevation 851.14 feet above NAVD88
The depth of the well is 116.1 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
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Water-level
date-time
accuracy
?
 
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
?
 
Measuring
agency
?
 
Source of
measurement
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Water-level
approval
status
2009-02-26 D62610 842.65NGVD291TUSGSSA
2009-02-26 D62611 842.49NAVD881TUSGSSA
2009-02-26 D720198.74  1TUSGSSA
2010-01-2217:14 UTCm62610 842.51NGVD291VUSGSSA
2010-01-2217:14 UTCm62611 842.35NAVD881VUSGSSA
2010-01-2217:14 UTCm720198.88  1VUSGSSA
2010-04-2815:24 UTCm62610 842.66NGVD291VUSGSSA
2010-04-2815:24 UTCm62611 842.50NAVD881VUSGSSA
2010-04-2815:24 UTCm720198.73  1VUSGSSA
2010-08-2518:39 UTCm62610 842.12NGVD291VUSGSSA
2010-08-2518:39 UTCm62611 841.96NAVD881VUSGSSA
2010-08-2518:39 UTCm720199.27  1VUSGSSA
2010-10-1415:14 UTCm62610 841.02NGVD291VUSGSSA
2010-10-1415:14 UTCm62611 840.86NAVD881VUSGSSA
2010-10-1415:14 UTCm7201910.37  1VUSGSSA
2010-10-2717:07 UTCm62610 840.93NGVD291VUSGSSA
2010-10-2717:07 UTCm62611 840.77NAVD881VUSGSSA
2010-10-2717:07 UTCm7201910.46  1VUSGSSA
2010-11-0918:00 UTCm62610 840.81NGVD291VUSGSSA
2010-11-0918:00 UTCm62611 840.65NAVD881VUSGSSA
2010-11-0918:00 UTCm7201910.58  1VUSGSSA
2011-02-2222:52 UTCm62610 842.21NGVD291VUSGSSA
2011-02-2222:52 UTCm62611 842.05NAVD881VUSGSSA
2011-02-2222:52 UTCm720199.18  1VUSGSSA
2011-05-2516:11 UTCm62610 843.29NGVD291VUSGSSA
2011-05-2516:11 UTCm62611 843.13NAVD881VUSGSSA
2011-05-2516:11 UTCm720198.10  1VUSGSSA
2011-08-0217:36 UTCm62610 843.23NGVD291VUSGSSA
2011-08-0217:36 UTCm62611 843.07NAVD881VUSGSSA
2011-08-0217:36 UTCm720198.16  1VUSGSSA
2011-10-1117:01 UTCm62610 842.17NGVD291VUSGSSA
2011-10-1117:01 UTCm62611 842.01NAVD881VUSGSSA
2011-10-1117:01 UTCm720199.22  1VUSGSSA
2011-12-1919:04 UTCm62610 843.23NGVD291VUSGSSA
2011-12-1919:04 UTCm62611 843.07NAVD881VUSGSSA
2011-12-1919:04 UTCm720198.16  1VUSGSSA
2012-03-0618:16 UTCm62610 842.95NGVD291VUSGSSA
2012-03-0618:16 UTCm62611 842.79NAVD881VUSGSSA
2012-03-0618:16 UTCm720198.44  1VUSGSSA
2012-10-0914:33 UTCm62610 839.41NGVD291VUSGSSA
2012-10-0914:33 UTCm62611 839.25NAVD881VUSGSSA
2012-10-0914:33 UTCm7201911.98  1VUSGSSA
2013-04-1516:46 UTCm62610 842.62NGVD291VUSGSSA
2013-04-1516:46 UTCm62611 842.46NAVD881VUSGSSA
2013-04-1516:46 UTCm720198.77  1VUSGSSA
2013-10-2417:31 UTCm62610 840.51NGVD291VUSGSSA
2013-10-2417:31 UTCm62611 840.35NAVD881VUSGSSA
2013-10-2417:31 UTCm7201910.88  1VUSGSSA
2014-04-1416:19 UTCm62610 842.93NGVD291VUSGSSA
2014-04-1416:19 UTCm62611 842.77NAVD881VUSGSSA
2014-04-1416:19 UTCm720198.46  1VUSGSSA
2014-10-0615:19 UTCm62610 840.86NGVD291VUSGSSA
2014-10-0615:19 UTCm62611 840.70NAVD881VUSGSSA
2014-10-0615:19 UTCm7201910.53  1VUSGSSA
2015-04-0614:08 UTCm62610 841.44NGVD291VUSGSSA
2015-04-0614:08 UTCm62611 841.28NAVD881VUSGSSA
2015-04-0614:08 UTCm720199.95  1VUSGSSA
2015-10-0615:05 UTCm62610 841.45NGVD291VUSGSSA
2015-10-0615:05 UTCm62611 841.29NAVD881VUSGSSA
2015-10-0615:05 UTCm720199.94  1VUSGSSA
2016-03-2916:08 UTCm62610 843.03NGVD291VUSGSSA
2016-03-2916:08 UTCm62611 842.87NAVD881VUSGSSA
2016-03-2916:08 UTCm720198.36  1VUSGSSA
2016-11-2917:58 UTCm62610 842.37NGVD291VUSGSSA
2016-11-2917:58 UTCm62611 842.21NAVD881VUSGSSA
2016-11-2917:58 UTCm720199.02  1VUSGSSA
2017-05-1820:02 UTCm62610 843.74NGVD291VUSGSSA
2017-05-1820:02 UTCm62611 843.58NAVD881VUSGSSA
2017-05-1820:02 UTCm720197.65  1VUSGSSA
2017-09-0620:22 UTCm62610 842.29NGVD291VUSGSSA
2017-09-0620:22 UTCm62611 842.13NAVD881VUSGSSA
2017-09-0620:22 UTCm720199.10  1VUSGSSA
2017-11-1518:06 UTCm62610 842.62NGVD291VUSGSSA
2017-11-1518:06 UTCm62611 842.46NAVD881VUSGSSA
2017-11-1518:06 UTCm720198.77  1VUSGSSA
2018-02-1518:21 UTCm62610 841.66NGVD291VUSGSSA
2018-02-1518:21 UTCm62611 841.50NAVD881VUSGSSA
2018-02-1518:21 UTCm720199.73  1VUSGSSA
2018-05-2315:49 UTCm62610 843.22NGVD291VUSGSSA
2018-05-2315:49 UTCm62611 843.06NAVD881VUSGSSA
2018-05-2315:49 UTCm720198.17  1VUSGSSA
2018-08-0615:40 UTCm62610 842.25NGVD291VUSGSSA
2018-08-0615:40 UTCm62611 842.09NAVD881VUSGSSA
2018-08-0615:40 UTCm720199.14  1VUSGSSA
2018-11-1616:43 UTCm62610 843.45NGVD291VUSGSSA
2018-11-1616:43 UTCm62611 843.29NAVD881VUSGSSA
2018-11-1616:43 UTCm720197.94  1VUSGSSA
2019-02-0719:25 UTCm62610 843.89NGVD291VUSGSSA
2019-02-0719:25 UTCm62611 843.73NAVD881VUSGSSA
2019-02-0719:25 UTCm720197.50  1VUSGSSA
2019-06-1114:47 UTCm62610 844.10NGVD291VUSGSSA
2019-06-1114:47 UTCm62611 843.94NAVD881VUSGSSA
2019-06-1114:47 UTCm720197.29  1VUSGSSA
2019-08-0616:24 UTCm62610 842.25NGVD291VUSGSSA
2019-08-0616:24 UTCm62611 842.09NAVD881VUSGSSA
2019-08-0616:24 UTCm720199.14  1VUSGSSA
2019-12-0316:01 UTCm62610 843.42NGVD291VUSGSSA
2019-12-0316:01 UTCm62611 843.26NAVD881VUSGSSA
2019-12-0316:01 UTCm720197.97  1VUSGSSA
2019-12-2714:15 UTCm62610 842.58NGVD291VUSGSSA
2019-12-2714:15 UTCm62611 842.42NAVD881VUSGSSA
2019-12-2714:15 UTCm720198.81  1VUSGSSA
2020-02-0414:32 UTCm62610 843.24NGVD291VUSGSSA
2020-02-0414:32 UTCm62611 843.08NAVD881VUSGSSA
2020-02-0414:32 UTCm720198.15  1VUSGSSA
2020-04-2116:21 UTCm62610 843.10NGVD291VUSGSSA
2020-04-2116:21 UTCm62611 842.94NAVD881VUSGSSA
2020-04-2116:21 UTCm720198.29  1VUSGSSA
2020-07-0714:48 UTCm62610 843.51NGVD291VUSGSSA
2020-07-0714:48 UTCm62611 843.35NAVD881VUSGSSA
2020-07-0714:48 UTCm720197.88  1VUSGSSA
2020-07-3016:59 UTCm62610 842.26NGVD291VUSGSSA
2020-07-3016:59 UTCm62611 842.10NAVD881VUSGSSA
2020-07-3016:59 UTCm720199.13  1VUSGSSA
2020-12-1419:33 UTCm62610 841.94NGVD291VUSGSSA
2020-12-1419:33 UTCm62611 841.78NAVD881VUSGSSA
2020-12-1419:33 UTCm720199.45  1VUSGSSA
2021-02-1019:39 UTCm62610 841.34NGVD291VUSGSSA
2021-02-1019:39 UTCm62611 841.18NAVD881VUSGSSA
2021-02-1019:39 UTCm7201910.05  1VUSGSSA
2021-05-1416:37 UTCm62610 841.71NGVD291VUSGSSA
2021-05-1416:37 UTCm62611 841.55NAVD881VUSGSSA
2021-05-1416:37 UTCm720199.68  1VUSGSSA
2021-08-1818:03 UTCm62610 841.39NGVD291VUSGSSA
2021-08-1818:03 UTCm62611 841.23NAVD881VUSGSSA
2021-08-1818:03 UTCm7201910.00  1VUSGSSA
2021-11-1917:24 UTCm62610 840.57NGVD291VUSGSSA
2021-11-1917:24 UTCm62611 840.41NAVD881VUSGSSA
2021-11-1917:24 UTCm7201910.82  1VUSGSSA
2022-02-0915:25 UTCm62610 840.87NGVD291VUSGSSA
2022-02-0915:25 UTCm62611 840.71NAVD881VUSGSSA
2022-02-0915:25 UTCm7201910.52  1VUSGSSA
2022-06-1417:27 UTCm62610 842.70NGVD291VUSGSSA
2022-06-1417:27 UTCm62611 842.54NAVD881VUSGSSA
2022-06-1417:27 UTCm720198.69  1VUSGSSA
2022-08-2419:19 UTCm62610 841.88NGVD291VUSGSSA
2022-08-2419:19 UTCm62611 841.72NAVD881VUSGSSA
2022-08-2419:19 UTCm720199.51  1VUSGSSA
2022-11-1418:49 UTCm62610 841.18NGVD291VUSGSSA
2022-11-1418:49 UTCm62611 841.02NAVD881VUSGSSA
2022-11-1418:49 UTCm7201910.21  1VUSGSSA
2023-02-1419:03 UTCm62610 842.31NGVD291VUSGSSA
2023-02-1419:03 UTCm62611 842.15NAVD881VUSGSSA
2023-02-1419:03 UTCm720199.08  1VUSGSSA
2023-05-2317:59 UTCm62610 842.33NGVD291VUSGSSA
2023-05-2317:59 UTCm62611 842.17NAVD881VUSGSSA
2023-05-2317:59 UTCm720199.06  1VUSGSSA
2023-08-3119:31 UTCm62610 840.72NGVD291VUSGSSA
2023-08-3119:31 UTCm62611 840.56NAVD881VUSGSSA
2023-08-3119:31 UTCm7201910.58  1VUSGSSA
2023-12-0620:52 UTCm62610 841.24NGVD291VUSGSSA
2023-12-0620:52 UTCm62611 841.08NAVD881VUSGSSA
2023-12-0620:52 UTCm7201910.06  1VUSGSSA
2024-03-2615:45 UTCm62610 842.89NGVD291VUSGSSA
2024-03-2615:45 UTCm62611 842.73NAVD881VUSGSSA
2024-03-2615:45 UTCm720198.41  1VUSGSSA
2024-07-1117:04 UTCm62610 842.65NGVD291VUSGSSP
2024-07-1117:04 UTCm62611 842.49NAVD881VUSGSSP
2024-07-1117:04 UTCm720198.65  1VUSGSSP
2024-10-2818:25 UTCm62610 840.74NGVD291VUSGSSP
2024-10-2818:25 UTCm62611 840.58NAVD881VUSGSSP
2024-10-2818:25 UTCm7201910.56  1VUSGSSP

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
Status1Static
Method of measurementTElectric-tape measurement.
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.
Water-level approval statusPProvisional data subject to revision.