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Groundwater levels for the Nation

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  • 421820088154501
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USGS 421820088154501 44N8E-11.3d1 (13-NUN-I)

Mchenry County, Illinois
Latitude  42°18'20", Longitude  88°15'45" NAD83
Land-surface elevation 785.65 feet above NAVD88
The depth of the well is 113.0 feet below land surface.
The depth of the hole is 153 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
2009-02-24 D62610 738.55NGVD291TUSGSSA
2009-02-24 D62611 738.38NAVD881TUSGSSA
2009-02-24 D7201946.94  1TUSGSSA
2010-01-2018:31 UTCm62610 739.22NGVD291VUSGSSA
2010-01-2018:31 UTCm62611 739.05NAVD881VUSGSSA
2010-01-2018:31 UTCm7201946.27  1VUSGSSA
2010-04-2714:51 UTCm62610 739.46NGVD291VUSGSSA
2010-04-2714:51 UTCm62611 739.29NAVD881VUSGSSA
2010-04-2714:51 UTCm7201946.03  1VUSGSSA
2010-09-2916:11 UTCm62610 738.42NGVD291VUSGSSA
2010-09-2916:11 UTCm62611 738.25NAVD881VUSGSSA
2010-09-2916:11 UTCm7201947.07  1VUSGSSA
2010-11-1520:57 UTCm62610 738.35NGVD291VUSGSSA
2010-11-1520:57 UTCm62611 738.18NAVD881VUSGSSA
2010-11-1520:57 UTCm7201947.14  1VUSGSSA
2011-02-2320:03 UTCm62610 738.43NGVD291VUSGSSA
2011-02-2320:03 UTCm62611 738.26NAVD881VUSGSSA
2011-02-2320:03 UTCm7201947.06  1VUSGSSA
2011-05-2521:24 UTCm62610 739.63NGVD291VUSGSSA
2011-05-2521:24 UTCm62611 739.46NAVD881VUSGSSA
2011-05-2521:24 UTCm7201945.86  1VUSGSSA
2011-08-0300:15 UTCm62610 739.40NGVD291VUSGSSA
2011-08-0300:15 UTCm62611 739.23NAVD881VUSGSSA
2011-08-0300:15 UTCm7201946.09  1VUSGSSA
2011-10-1213:28 UTCm62610 739.75NGVD291VUSGSSA
2011-10-1213:28 UTCm62611 739.58NAVD881VUSGSSA
2011-10-1213:28 UTCm7201945.74  1VUSGSSA
2012-03-0715:37 UTCm62610 738.27NGVD291VUSGSSA
2012-03-0715:37 UTCm62611 738.10NAVD881VUSGSSA
2012-03-0715:37 UTCm7201947.22  1VUSGSSA
2012-10-1014:14 UTCm62610 737.57NGVD291VUSGSSA
2012-10-1014:14 UTCm62611 737.40NAVD881VUSGSSA
2012-10-1014:14 UTCm7201947.92  1VUSGSSA
2013-04-1522:33 UTCm62610 738.68NGVD291VUSGSSA
2013-04-1522:33 UTCm62611 738.51NAVD881VUSGSSA
2013-04-1522:33 UTCm7201946.81  1VUSGSSA
2013-10-2412:54 UTCm62610 738.40NGVD291VUSGSSA
2013-10-2412:54 UTCm62611 738.23NAVD881VUSGSSA
2013-10-2412:54 UTCm7201947.09  1VUSGSSA
2014-04-1513:47 UTCm62610 739.49NGVD291VUSGSSA
2014-04-1513:47 UTCm62611 739.32NAVD881VUSGSSA
2014-04-1513:47 UTCm7201946.00  1VUSGSSA
2014-10-0619:49 UTCm62610 738.88NGVD291VUSGSSA
2014-10-0619:49 UTCm62611 738.71NAVD881VUSGSSA
2014-10-0619:49 UTCm7201946.61  1VUSGSSA
2015-04-0618:30 UTCm62610 739.26NGVD291VUSGSSA
2015-04-0618:30 UTCm62611 739.09NAVD881VUSGSSA
2015-04-0618:30 UTCm7201946.23  1VUSGSSA
2015-10-0620:01 UTCm62610 738.04NGVD291VUSGSSA
2015-10-0620:01 UTCm62611 737.87NAVD881VUSGSSA
2015-10-0620:01 UTCm7201947.45  1VUSGSSA
2017-04-1215:33 UTCm62610 740.14NGVD291VUSGSSA
2017-04-1215:33 UTCm62611 739.97NAVD881VUSGSSA
2017-04-1215:33 UTCm7201945.35  1VUSGSSA
2017-09-0117:59 UTCm62610 739.69NGVD291VUSGSSA
2017-09-0117:59 UTCm62611 739.52NAVD881VUSGSSA
2017-09-0117:59 UTCm7201945.80  1VUSGSSA
2017-09-2918:15 UTCm62610 738.49NGVD291VUSGSSA
2017-09-2918:15 UTCm62611 738.32NAVD881VUSGSSA
2017-09-2918:15 UTCm7201947.00  1VUSGSSA
2017-10-3020:52 UTCm62610 739.84NGVD291VUSGSSA
2017-10-3020:52 UTCm62611 739.67NAVD881VUSGSSA
2017-10-3020:52 UTCm7201945.65  1VUSGSSA
2017-11-1417:53 UTCm62610 739.39NGVD291VUSGSSA
2017-11-1417:53 UTCm62611 739.22NAVD881VUSGSSA
2017-11-1417:53 UTCm7201946.10  1VUSGSSA
2018-02-1619:20 UTCm62610 738.76NGVD291VUSGSSA
2018-02-1619:20 UTCm62611 738.59NAVD881VUSGSSA
2018-02-1619:20 UTCm7201946.73  1VUSGSSA
2018-05-0718:51 UTCm62610 739.30NGVD291VUSGSSA
2018-05-0718:51 UTCm62611 739.13NAVD881VUSGSSA
2018-05-0718:51 UTCm7201946.19  1VUSGSSA
2018-08-1513:00 UTCm62610 738.67NGVD291VUSGSSA
2018-08-1513:00 UTCm62611 738.50NAVD881VUSGSSA
2018-08-1513:00 UTCm7201946.82  1VUSGSSA
2018-11-1515:42 UTCm62610 740.28NGVD291VUSGSSA
2018-11-1515:42 UTCm62611 740.11NAVD881VUSGSSA
2018-11-1515:42 UTCm7201945.21  1VUSGSSA
2019-02-2213:27 UTCm62610 739.73NGVD291VUSGSSA
2019-02-2213:27 UTCm62611 739.56NAVD881VUSGSSA
2019-02-2213:27 UTCm7201945.76  1VUSGSSA
2019-05-0812:50 UTCm62610 741.15NGVD291VUSGSSA
2019-05-0812:50 UTCm62611 740.98NAVD881VUSGSSA
2019-05-0812:50 UTCm7201944.34  1VUSGSSA
2019-08-0815:41 UTCm62610 739.13NGVD291VUSGSSA
2019-08-0815:41 UTCm62611 738.96NAVD881VUSGSSA
2019-08-0815:41 UTCm7201946.36  1VUSGSSA
2019-11-1217:32 UTCm62610 739.95NGVD291VUSGSSA
2019-11-1217:32 UTCm62611 739.78NAVD881VUSGSSA
2019-11-1217:32 UTCm7201945.54  1VUSGSSA
2020-02-2716:06 UTCm62610 739.36NGVD291VUSGSSA
2020-02-2716:06 UTCm62611 739.19NAVD881VUSGSSA
2020-02-2716:06 UTCm7201946.13  1VUSGSSA
2020-02-2818:53 UTCm62610 738.74NGVD291VUSGSSA
2020-02-2818:53 UTCm62611 738.57NAVD881VUSGSSA
2020-02-2818:53 UTCm7201946.75  1VUSGSSA
2020-04-2314:31 UTCm62610 740.39NGVD291VUSGSSA
2020-04-2314:31 UTCm62611 740.22NAVD881VUSGSSA
2020-04-2314:31 UTCm7201945.10  1VUSGSSA
2020-06-2314:42 UTCm62610 739.83NGVD291VUSGSSA
2020-06-2314:42 UTCm62611 739.66NAVD881VUSGSSA
2020-06-2314:42 UTCm7201945.66  1VUSGSSA
2020-07-2815:04 UTCm62610 739.12NGVD291VUSGSSA
2020-07-2815:04 UTCm62611 738.95NAVD881VUSGSSA
2020-07-2815:04 UTCm7201946.37  1VUSGSSA
2020-12-1519:44 UTCm62610 739.35NGVD291VUSGSSA
2020-12-1519:44 UTCm62611 739.18NAVD881VUSGSSA
2020-12-1519:44 UTCm7201946.14  1VUSGSSA
2021-02-1016:39 UTCm62610 737.82NGVD291VUSGSSA
2021-02-1016:39 UTCm62611 737.65NAVD881VUSGSSA
2021-02-1016:39 UTCm7201947.67  1VUSGSSA
2021-05-1320:23 UTCm62610 738.73NGVD291VUSGSSA
2021-05-1320:23 UTCm62611 738.56NAVD881VUSGSSA
2021-05-1320:23 UTCm7201946.76  1VUSGSSA
2021-08-1815:56 UTCm62610 737.38NGVD291VUSGSSA
2021-08-1815:56 UTCm62611 737.21NAVD881VUSGSSA
2021-08-1815:56 UTCm7201948.11  1VUSGSSA
2021-09-0114:45 UTCm62610 737.66NGVD291VUSGSSA
2021-09-0114:45 UTCm62611 737.49NAVD881VUSGSSA
2021-09-0114:45 UTCm7201947.83  1VUSGSSA
2021-11-3019:20 UTCm62610 737.72NGVD291VUSGSSA
2021-11-3019:20 UTCm62611 737.55NAVD881VUSGSSA
2021-11-3019:20 UTCm7201947.77  1VUSGSSA
2022-02-2818:59 UTCm62610 738.20NGVD291VUSGSSA
2022-02-2818:59 UTCm62611 738.03NAVD881VUSGSSA
2022-02-2818:59 UTCm7201947.29  1VUSGSSA
2022-03-2219:46 UTCm62610 738.63NGVD291VUSGSSA
2022-03-2219:46 UTCm62611 738.46NAVD881VUSGSSA
2022-03-2219:46 UTCm7201946.86  1VUSGSSA
2022-06-0718:32 UTCm62610 739.18NGVD291VUSGSSA
2022-06-0718:32 UTCm62611 739.01NAVD881VUSGSSA
2022-06-0718:32 UTCm7201946.31  1VUSGSSA
2022-08-2919:35 UTCm62610 738.25NGVD291VUSGSSA
2022-08-2919:35 UTCm62611 738.08NAVD881VUSGSSA
2022-08-2919:35 UTCm7201947.24  1VUSGSSA
2022-12-1418:32 UTCm62610 737.52NGVD291VUSGSSA
2022-12-1418:32 UTCm62611 737.35NAVD881VUSGSSA
2022-12-1418:32 UTCm7201947.97  1VUSGSSA
2023-03-1616:16 UTCm62610 739.51NGVD291VUSGSSA
2023-03-1616:16 UTCm62611 739.34NAVD881VUSGSSA
2023-03-1616:16 UTCm7201945.98  1VUSGSSA
2023-06-3020:04 UTCm62610 738.24NGVD291VUSGSSA
2023-06-3020:04 UTCm62611 738.07NAVD881VUSGSSA
2023-06-3020:04 UTCm7201947.58  1VUSGSSA
2023-09-2818:05 UTCm62610 738.66NGVD291VUSGSSA
2023-09-2818:05 UTCm62611 738.49NAVD881VUSGSSA
2023-09-2818:05 UTCm7201947.16  1VUSGSSA
2024-01-1119:19 UTCm62610 738.36NGVD291VUSGSSA
2024-01-1119:19 UTCm62611 738.19NAVD881VUSGSSA
2024-01-1119:19 UTCm7201947.46  1VUSGSSA

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.