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Groundwater levels for the Nation

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USGS 422358088360201 45N5E-12.5h (HARV-09-01)

Mchenry County, Illinois
Latitude  42°23'58.36", Longitude  88°36'02.23" NAD83
Land-surface elevation 946.00 feet above NAVD88
The depth of the well is 120.1 feet below land surface.
The depth of the hole is 199 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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Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
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Status
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Method of
measurement
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Measuring
agency
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measurement
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Water-level
approval
status
2009-09-1119:07 UTCm62610 910.38NGVD291TIL050AA
2009-09-1119:07 UTCm62611 910.20NAVD881TIL050AA
2009-09-1119:07 UTCm7201931.80  1TIL050AA
2010-01-2015:42 UTCm62610 910.88NGVD291VUSGSSA
2010-01-2015:42 UTCm62611 910.70NAVD881VUSGSSA
2010-01-2015:42 UTCm7201931.30  1VUSGSSA
2010-04-2813:21 UTCm62610 911.39NGVD291VUSGSSA
2010-04-2813:21 UTCm62611 911.21NAVD881VUSGSSA
2010-04-2813:21 UTCm7201930.79  1VUSGSSA
2010-10-1913:22 UTCm62610 910.06NGVD291VUSGSSA
2010-10-1913:22 UTCm62611 909.88NAVD881VUSGSSA
2010-10-1913:22 UTCm7201932.12  1VUSGSSA
2010-10-1914:32 UTCm62610 910.06NGVD291VUSGSSA
2010-10-1914:32 UTCm62611 909.88NAVD881VUSGSSA
2010-10-1914:32 UTCm7201932.12  1VUSGSSA
2010-10-1915:39 UTCm62610 910.04NGVD291VUSGSSA
2010-10-1915:39 UTCm62611 909.86NAVD881VUSGSSA
2010-10-1915:39 UTCm7201932.14  1VUSGSSA
2010-10-1916:42 UTCm62610 910.04NGVD291VUSGSSA
2010-10-1916:42 UTCm62611 909.86NAVD881VUSGSSA
2010-10-1916:42 UTCm7201932.14  1VUSGSSA
2011-02-2516:05 UTCm62610 909.38NGVD291VUSGSSA
2011-02-2516:05 UTCm62611 909.20NAVD881VUSGSSA
2011-02-2516:05 UTCm7201932.80  1VUSGSSA
2011-05-2619:20 UTCm62610 911.24NGVD291VUSGSSA
2011-05-2619:20 UTCm62611 911.06NAVD881VUSGSSA
2011-05-2619:20 UTCm7201930.94  1VUSGSSA
2011-06-1318:45 UTCm62610 910.17NGVD291VUSGSSA
2011-06-1318:45 UTCm62611 909.99NAVD881VUSGSSA
2011-06-1318:45 UTCm7201932.01  1VUSGSSA
2011-08-0317:40 UTCm62610 910.04NGVD291VUSGSSA
2011-08-0317:40 UTCm62611 909.86NAVD881VUSGSSA
2011-08-0317:40 UTCm7201932.14  1VUSGSSA
2011-10-1316:34 UTCm62610 908.99NGVD291VUSGSSA
2011-10-1316:34 UTCm62611 908.81NAVD881VUSGSSA
2011-10-1316:34 UTCm7201933.19  1VUSGSSA
2012-03-0918:59 UTCm62610 910.05NGVD291VUSGSSA
2012-03-0918:59 UTCm62611 909.87NAVD881VUSGSSA
2012-03-0918:59 UTCm7201932.13  1VUSGSSA
2012-10-1019:54 UTCm62610 906.25NGVD291VUSGSSA
2012-10-1019:54 UTCm62611 906.07NAVD881VUSGSSA
2012-10-1019:54 UTCm7201935.93  1VUSGSSA
2013-04-2517:44 UTCm62610 910.54NGVD291VUSGSSA
2013-04-2517:44 UTCm62611 910.36NAVD881VUSGSSA
2013-04-2517:44 UTCm7201931.64  1VUSGSSA
2013-10-2314:43 UTCm62610 908.92NGVD291VUSGSSA
2013-10-2314:43 UTCm62611 908.74NAVD881VUSGSSA
2013-10-2314:43 UTCm7201933.26  1VUSGSSA
2014-04-1613:25 UTCm62610 910.45NGVD291VUSGSSA
2014-04-1613:25 UTCm62611 910.27NAVD881VUSGSSA
2014-04-1613:25 UTCm7201931.73  1VUSGSSA
2014-10-0717:55 UTCm62610 910.07NGVD291VUSGSSA
2014-10-0717:55 UTCm62611 909.89NAVD881VUSGSSA
2014-10-0717:55 UTCm7201932.11  1VUSGSSA
2015-04-0715:13 UTCm62610 909.39NGVD291VUSGSSA
2015-04-0715:13 UTCm62611 909.21NAVD881VUSGSSA
2015-04-0715:13 UTCm7201932.79  1VUSGSSA
2015-10-0717:37 UTCm62610 909.75NGVD291VUSGSSA
2015-10-0717:37 UTCm62611 909.57NAVD881VUSGSSA
2015-10-0717:37 UTCm7201932.43  1VUSGSSA
2016-04-1420:14 UTCm62610 912.07NGVD291VUSGSSA
2016-04-1420:14 UTCm62611 911.89NAVD881VUSGSSA
2016-04-1420:14 UTCm7201930.11  1VUSGSSA
2017-04-1118:08 UTCm62610 911.20NGVD291VUSGSSA
2017-04-1118:08 UTCm62611 911.02NAVD881VUSGSSA
2017-04-1118:08 UTCm7201930.98  1VUSGSSA
2017-09-1316:55 UTCm62610 911.61NGVD291VUSGSSA
2017-09-1316:55 UTCm62611 911.43NAVD881VUSGSSA
2017-09-1316:55 UTCm7201930.57  1VUSGSSA
2017-09-2119:07 UTCm62610 911.28NGVD291VUSGSSA
2017-09-2119:07 UTCm62611 911.10NAVD881VUSGSSA
2017-09-2119:07 UTCm7201930.90  1VUSGSSA
2017-11-1619:27 UTCm62610 910.42NGVD291VUSGSSA
2017-11-1619:27 UTCm62611 910.24NAVD881VUSGSSA
2017-11-1619:27 UTCm7201931.76  1VUSGSSA
2018-02-2222:02 UTCm62610 910.11NGVD291VUSGSSA
2018-02-2222:02 UTCm62611 909.93NAVD881VUSGSSA
2018-02-2222:02 UTCm7201932.07  1VUSGSSA
2018-05-1817:30 UTCm62610 910.48NGVD291VUSGSSA
2018-05-1817:30 UTCm62611 910.30NAVD881VUSGSSA
2018-05-1817:30 UTCm7201931.70  1VUSGSSA
2018-05-2917:06 UTCm62610 910.46NGVD291VUSGSSA
2018-05-2917:06 UTCm62611 910.28NAVD881VUSGSSA
2018-05-2917:06 UTCm7201931.72  1VUSGSSA
2018-08-3014:05 UTCm62610 910.91NGVD291VUSGSSA
2018-08-3014:05 UTCm62611 910.73NAVD881VUSGSSA
2018-08-3014:05 UTCm7201931.27  1VUSGSSA
2018-12-0617:14 UTCm62610 912.34NGVD291VUSGSSA
2018-12-0617:14 UTCm62611 912.16NAVD881VUSGSSA
2018-12-0617:14 UTCm7201929.84  1VUSGSSA
2019-02-1416:28 UTCm62610 912.46NGVD291VUSGSSA
2019-02-1416:28 UTCm62611 912.28NAVD881VUSGSSA
2019-02-1416:28 UTCm7201929.72  1VUSGSSA
2019-06-0718:06 UTCm62610 913.53NGVD291VUSGSSA
2019-06-0718:06 UTCm62611 913.35NAVD881VUSGSSA
2019-06-0718:06 UTCm7201928.65  1VUSGSSA
2019-09-0516:58 UTCm62610 911.00NGVD291VUSGSSA
2019-09-0516:58 UTCm62611 910.82NAVD881VUSGSSA
2019-09-0516:58 UTCm7201931.18  1VUSGSSA
2019-11-2520:23 UTCm62610 913.34NGVD291VUSGSSA
2019-11-2520:23 UTCm62611 913.16NAVD881VUSGSSA
2019-11-2520:23 UTCm7201928.84  1VUSGSSA
2020-02-1416:14 UTCm62610 912.18NGVD291VUSGSSA
2020-02-1416:14 UTCm62611 912.00NAVD881VUSGSSA
2020-02-1416:14 UTCm7201930.00  1VUSGSSA
2020-04-2216:25 UTCm62610 912.84NGVD291VUSGSSA
2020-04-2216:25 UTCm62611 912.66NAVD881VUSGSSA
2020-04-2216:25 UTCm7201929.34  1VUSGSSA
2020-07-1320:44 UTCm62610 912.31NGVD291VUSGSSA
2020-07-1320:44 UTCm62611 912.13NAVD881VUSGSSA
2020-07-1320:44 UTCm7201929.87  1VUSGSSA
2020-07-2718:29 UTCm62610 911.99NGVD291VUSGSSA
2020-07-2718:29 UTCm62611 911.81NAVD881VUSGSSA
2020-07-2718:29 UTCm7201930.19  1VUSGSSA
2020-12-1514:52 UTCm62610 909.91NGVD291VUSGSSA
2020-12-1514:52 UTCm62611 909.73NAVD881VUSGSSA
2020-12-1514:52 UTCm7201932.27  1VUSGSSA
2021-02-1015:18 UTCm62610 909.35NGVD291VUSGSSA
2021-02-1015:18 UTCm62611 909.17NAVD881VUSGSSA
2021-02-1015:18 UTCm7201932.83  1VUSGSSA
2021-05-1219:11 UTCm62610 909.54NGVD291VUSGSSA
2021-05-1219:11 UTCm62611 909.36NAVD881VUSGSSA
2021-05-1219:11 UTCm7201932.64  1VUSGSSA
2021-08-1617:17 UTCm62610 907.65NGVD291VUSGSSA
2021-08-1617:17 UTCm62611 907.47NAVD881VUSGSSA
2021-08-1617:17 UTCm7201934.53  1VUSGSSA
2021-11-1617:59 UTCm62610 906.81NGVD291VUSGSSA
2021-11-1617:59 UTCm62611 906.63NAVD881VUSGSSA
2021-11-1617:59 UTCm7201935.37  1VUSGSSA
2022-02-0719:27 UTCm62610 906.08NGVD291VUSGSSA
2022-02-0719:27 UTCm62611 905.90NAVD881VUSGSSA
2022-02-0719:27 UTCm7201936.10  1VUSGSSA
2022-05-3122:49 UTCm62610 908.96NGVD291VUSGSSA
2022-05-3122:49 UTCm62611 908.78NAVD881VUSGSSA
2022-05-3122:49 UTCm7201933.22  1VUSGSSA
2022-09-2619:11 UTCm62610 909.27NGVD291VUSGSSA
2022-09-2619:11 UTCm62611 909.09NAVD881VUSGSSA
2022-09-2619:11 UTCm7201932.91  1VUSGSSA
2023-01-2323:06 UTCm62610 908.52NGVD291VUSGSSA
2023-01-2323:06 UTCm62611 908.34NAVD881VUSGSSA
2023-01-2323:06 UTCm7201933.66  1VUSGSSA
2023-04-2721:27 UTCm62610 910.99NGVD291VUSGSSA
2023-04-2721:27 UTCm62611 910.81NAVD881VUSGSSA
2023-04-2721:27 UTCm7201931.19  1VUSGSSA
2023-08-0418:33 UTCm62610 911.83NGVD291VUSGSSA
2023-08-0418:33 UTCm62611 911.65NAVD881VUSGSSA
2023-08-0418:33 UTCm7201934.35  1VUSGSSA
2023-11-1521:10 UTCm62610 911.55NGVD291VUSGSSA
2023-11-1521:10 UTCm62611 911.37NAVD881VUSGSSA
2023-11-1521:10 UTCm7201934.63  1VUSGSSA
2024-02-2719:37 UTCm62610 913.23NGVD291VUSGSSA
2024-02-2719:37 UTCm62611 913.05NAVD881VUSGSSA
2024-02-2719:37 UTCm7201932.95  1VUSGSSA
2024-06-2016:50 UTCm62610 913.93NGVD291VUSGSSA
2024-06-2016:50 UTCm62611 913.75NAVD881VUSGSSA
2024-06-2016:50 UTCm7201932.25  1VUSGSSA
2024-10-0818:00 UTCm62610 913.28NGVD291VUSGSSA
2024-10-0818:00 UTCm62611 913.10NAVD881VUSGSSA
2024-10-0818:00 UTCm7201932.90  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 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.