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Groundwater levels for the Nation

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USGS 422142088303103 45N6E-23.7d3 (7-HRT-D)

Mchenry County, Illinois
Latitude  42°21'42.2", Longitude  88°30'31.5" NAD83
Land-surface elevation 924.30 feet above NAVD88
The depth of the well is 165.7 feet below land surface.
The depth of the hole is 165.7 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
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
2009-02-2520:02 UTCm62610 888.70NGVD29PSIL050AA
2009-02-2520:02 UTCm62611 888.52NAVD88PSIL050AA
2009-02-2520:02 UTCm7201935.62  PSIL050AA
2010-01-2017:03 UTCm62610 888.24NGVD29PVUSGSSA
2010-01-2017:03 UTCm62611 888.06NAVD88PVUSGSSA
2010-01-2017:03 UTCm7201936.08  PVUSGSSA
2010-02-1717:25 UTCm62610 883.90NGVD29PVUSGSSA
2010-02-1717:25 UTCm62611 883.72NAVD88PVUSGSSA
2010-02-1717:25 UTCm7201940.42  PVUSGSSA
2010-04-2812:20 UTCm62610 889.40NGVD29PVUSGSSA
2010-04-2812:20 UTCm62611 889.22NAVD88PVUSGSSA
2010-04-2812:20 UTCm7201934.92  PVUSGSSA
2010-10-2016:01 UTCm62610 885.85NGVD29PVUSGSSA
2010-10-2016:01 UTCm62611 885.67NAVD88PVUSGSSA
2010-10-2016:01 UTCm7201938.47  PVUSGSSA
2010-10-2018:48 UTCm62610 885.53NGVD29PVUSGSSA
2010-10-2018:48 UTCm62611 885.35NAVD88PVUSGSSA
2010-10-2018:48 UTCm7201938.79  PVUSGSSA
2010-10-2018:51 UTCm62610 885.46NGVD29PVUSGSSA
2010-10-2018:51 UTCm62611 885.28NAVD88PVUSGSSA
2010-10-2018:51 UTCm7201938.86  PVUSGSSA
2011-02-1618:35 UTCm62610 883.87NGVD29PVUSGSSA
2011-02-1618:35 UTCm62611 883.69NAVD88PVUSGSSA
2011-02-1618:35 UTCm7201940.45  PVUSGSSA
2011-02-1718:17 UTCm62610 883.49NGVD29PVUSGSSA
2011-02-1718:17 UTCm62611 883.31NAVD88PVUSGSSA
2011-02-1718:17 UTCm7201940.83  PVUSGSSA
2011-02-2323:31 UTCm62610 884.79NGVD29PVUSGSSA
2011-02-2323:31 UTCm62611 884.61NAVD88PVUSGSSA
2011-02-2323:31 UTCm7201939.53  PVUSGSSA
2011-03-0117:11 UTCm62610 885.07NGVD29PVUSGSSA
2011-03-0117:11 UTCm62611 884.89NAVD88PVUSGSSA
2011-03-0117:11 UTCm7201939.25  PVUSGSSA
2011-05-2600:33 UTCm62610 888.76NGVD29PVUSGSSA
2011-05-2600:33 UTCm62611 888.58NAVD88PVUSGSSA
2011-05-2600:33 UTCm7201935.56  PVUSGSSA
2011-08-0313:49 UTCm62610 888.32NGVD29PVUSGSSA
2011-08-0313:49 UTCm62611 888.14NAVD88PVUSGSSA
2011-08-0313:49 UTCm7201936.00  PVUSGSSA
2011-10-1219:02 UTCm62610 886.22NGVD291VUSGSSA
2011-10-1219:02 UTCm62611 886.04NAVD881VUSGSSA
2011-10-1219:02 UTCm7201938.10  1VUSGSSA
2012-03-0823:30 UTCm62610 888.57NGVD291VUSGSSA
2012-03-0823:30 UTCm62611 888.39NAVD881VUSGSSA
2012-03-0823:30 UTCm7201935.75  1VUSGSSA
2012-10-1019:00 UTCm62610 881.46NGVD291VUSGSSA
2012-10-1019:00 UTCm62611 881.28NAVD881VUSGSSA
2012-10-1019:00 UTCm7201942.86  1VUSGSSA
2013-04-2415:45 UTCm62610 886.96NGVD291VUSGSSA
2013-04-2415:45 UTCm62611 886.78NAVD881VUSGSSA
2013-04-2415:45 UTCm7201937.36  1VUSGSSA
2013-10-2322:22 UTCm62610 884.17NGVD291VUSGSSA
2013-10-2322:22 UTCm62611 883.99NAVD881VUSGSSA
2013-10-2322:22 UTCm7201940.15  1VUSGSSA
2014-04-1516:31 UTCm62610 885.85NGVD291VUSGSSA
2014-04-1516:31 UTCm62611 885.67NAVD881VUSGSSA
2014-04-1516:31 UTCm7201938.47  1VUSGSSA
2014-10-0622:21 UTCm62610 886.71NGVD291VUSGSSA
2014-10-0622:21 UTCm62611 886.53NAVD881VUSGSSA
2014-10-0622:21 UTCm7201937.61  1VUSGSSA
2015-04-0621:52 UTCm62610 886.01NGVD291VUSGSSA
2015-04-0621:52 UTCm62611 885.83NAVD881VUSGSSA
2015-04-0621:52 UTCm7201938.31  1VUSGSSA
2015-10-0622:17 UTCm62610 886.87NGVD291VUSGSSA
2015-10-0622:17 UTCm62611 886.69NAVD881VUSGSSA
2015-10-0622:17 UTCm7201937.45  1VUSGSSA
2016-04-1320:51 UTCm62610 891.00NGVD291VUSGSSA
2016-04-1320:51 UTCm62611 890.82NAVD881VUSGSSA
2016-04-1320:51 UTCm7201933.32  1VUSGSSA
2016-11-2120:14 UTCm62610 883.79NGVD291VUSGSSA
2016-11-2120:14 UTCm62611 883.61NAVD881VUSGSSA
2016-11-2120:14 UTCm7201940.53  1VUSGSSA
2017-04-2521:55 UTCm62610 890.98NGVD291VUSGSSA
2017-04-2521:55 UTCm62611 890.80NAVD881VUSGSSA
2017-04-2521:55 UTCm7201933.34  1VUSGSSA
2017-05-1718:54 UTCm62610 891.14NGVD291VUSGSSA
2017-05-1718:54 UTCm62611 890.96NAVD881VUSGSSA
2017-05-1718:54 UTCm7201933.18  1VUSGSSA
2017-08-3117:34 UTCm62610 889.04NGVD291VUSGSSA
2017-08-3117:34 UTCm62611 888.86NAVD881VUSGSSA
2017-08-3117:34 UTCm7201935.28  1VUSGSSA
2017-11-1718:40 UTCm62610 886.34NGVD291VUSGSSA
2017-11-1718:40 UTCm62611 886.16NAVD881VUSGSSA
2017-11-1718:40 UTCm7201937.98  1VUSGSSA
2018-02-1318:06 UTCm62610 885.96NGVD291VUSGSSA
2018-02-1318:06 UTCm62611 885.78NAVD881VUSGSSA
2018-02-1318:06 UTCm7201938.36  1VUSGSSA
2018-05-2216:47 UTCm62610 888.10NGVD291VUSGSSA
2018-05-2216:47 UTCm62611 887.92NAVD881VUSGSSA
2018-05-2216:47 UTCm7201936.22  1VUSGSSA
2018-08-2817:47 UTCm62610 887.98NGVD291VUSGSSA
2018-08-2817:47 UTCm62611 887.80NAVD881VUSGSSA
2018-08-2817:47 UTCm7201936.34  1VUSGSSA
2018-11-0519:40 UTCm62610 891.18NGVD291VUSGSSA
2018-11-0519:40 UTCm62611 891.00NAVD881VUSGSSA
2018-11-0519:40 UTCm7201933.14  1VUSGSSA
2019-02-0818:02 UTCm62610 890.84NGVD291VUSGSSA
2019-02-0818:02 UTCm62611 890.66NAVD881VUSGSSA
2019-02-0818:02 UTCm7201933.48  1VUSGSSA
2019-06-1116:14 UTCm62610 892.53NGVD291VUSGSSA
2019-06-1116:14 UTCm62611 892.35NAVD881VUSGSSA
2019-06-1116:14 UTCm7201931.79  1VUSGSSA
2019-08-0621:04 UTCm62610 889.61NGVD291VUSGSSA
2019-08-0621:04 UTCm62611 889.43NAVD881VUSGSSA
2019-08-0621:04 UTCm7201934.71  1VUSGSSA
2019-11-2215:44 UTCm62610 891.71NGVD291VUSGSSA
2019-11-2215:44 UTCm62611 891.53NAVD881VUSGSSA
2019-11-2215:44 UTCm7201932.61  1VUSGSSA
2020-01-2816:32 UTCm62610 890.85NGVD291VUSGSSA
2020-01-2816:32 UTCm62611 890.67NAVD881VUSGSSA
2020-01-2816:32 UTCm7201933.47  1VUSGSSA
2020-02-0416:12 UTCm62610 890.23NGVD291VUSGSSA
2020-02-0416:12 UTCm62611 890.05NAVD881VUSGSSA
2020-02-0416:12 UTCm7201934.09  1VUSGSSA
2020-04-2117:55 UTCm62610 891.51NGVD291VUSGSSA
2020-04-2117:55 UTCm62611 891.33NAVD881VUSGSSA
2020-04-2117:55 UTCm7201932.81  1VUSGSSA
2020-07-1314:24 UTCm62610 890.86NGVD291VUSGSSA
2020-07-1314:24 UTCm62611 890.68NAVD881VUSGSSA
2020-07-1314:24 UTCm7201933.46  1VUSGSSA
2020-07-2817:30 UTCm62610 889.91NGVD291VUSGSSA
2020-07-2817:30 UTCm62611 889.73NAVD881VUSGSSA
2020-07-2817:30 UTCm7201934.41  1VUSGSSA
2020-12-2116:19 UTCm62610 886.55NGVD291VUSGSSA
2020-12-2116:19 UTCm62611 886.37NAVD881VUSGSSA
2020-12-2116:19 UTCm7201937.77  1VUSGSSA
2021-02-0916:39 UTCm62610 885.55NGVD291VUSGSSA
2021-02-0916:39 UTCm62611 885.37NAVD881VUSGSSA
2021-02-0916:39 UTCm7201938.77  1VUSGSSA
2021-05-0514:50 UTCm62610 887.27NGVD291VUSGSSA
2021-05-0514:50 UTCm62611 887.09NAVD881VUSGSSA
2021-05-0514:50 UTCm7201937.05  1VUSGSSA
2021-09-0817:15 UTCm62610 884.29NGVD291VUSGSSA
2021-09-0817:15 UTCm62611 884.11NAVD881VUSGSSA
2021-09-0817:15 UTCm7201940.03  1VUSGSSA
2021-11-1716:58 UTCm62610 883.49NGVD291VUSGSSA
2021-11-1716:58 UTCm62611 883.31NAVD881VUSGSSA
2021-11-1716:58 UTCm7201940.83  1VUSGSSA
2022-02-0717:13 UTCm62610 883.31NGVD291VUSGSSA
2022-02-0717:13 UTCm62611 883.13NAVD881VUSGSSA
2022-02-0717:13 UTCm7201941.01  1VUSGSSA
2022-06-1419:26 UTCm62610 888.25NGVD291VUSGSSA
2022-06-1419:26 UTCm62611 888.07NAVD881VUSGSSA
2022-06-1419:26 UTCm7201936.07  1VUSGSSA
2022-09-0717:04 UTCm62610 887.96NGVD291VUSGSSA
2022-09-0717:04 UTCm62611 887.78NAVD881VUSGSSA
2022-09-0717:04 UTCm7201936.36  1VUSGSSA
2022-12-2022:26 UTCm62610 886.20NGVD291VUSGSSA
2022-12-2022:26 UTCm62611 886.02NAVD881VUSGSSA
2022-12-2022:26 UTCm7201938.12  1VUSGSSA
2023-03-2217:27 UTCm62610 889.31NGVD291VUSGSSA
2023-03-2217:27 UTCm62611 889.13NAVD881VUSGSSA
2023-03-2217:27 UTCm7201935.01  1VUSGSSA
2023-06-3018:45 UTCm62610 888.06NGVD291VUSGSSA
2023-06-3018:45 UTCm62611 887.88NAVD881VUSGSSA
2023-06-3018:45 UTCm7201936.42  1VUSGSSA
2023-09-2820:23 UTCm62610 884.56NGVD291VUSGSSA
2023-09-2820:23 UTCm62611 884.38NAVD881VUSGSSA
2023-09-2820:23 UTCm7201939.92  1VUSGSSA
2024-01-1019:53 UTCm62610 885.61NGVD291VUSGSSA
2024-01-1019:53 UTCm62611 885.43NAVD881VUSGSSA
2024-01-1019:53 UTCm7201938.87  1VUSGSSA
2024-04-2218:43 UTCm62610 890.61NGVD291VUSGSSA
2024-04-2218:43 UTCm62611 890.43NAVD881VUSGSSA
2024-04-2218:43 UTCm7201933.87  1VUSGSSA
2024-08-1421:23 UTCm62610 890.21NGVD291VUSGSSA
2024-08-1421:23 UTCm62611 890.03NAVD881VUSGSSA
2024-08-1421:23 UTCm7201934.27  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
StatusPWater level was affected by pumping at the time of the measurement
Method of measurementSSteel-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.