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Groundwater levels for the Nation

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  • 422049088174401
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USGS 422049088174401 45N8E-27.8c3

Mchenry County, Illinois
Latitude  42°20'48.77", Longitude  88°17'43.63" NAD83
Land-surface elevation 758.0 feet above NAVD88
The depth of the well is 12.7 feet below land surface.
The depth of the hole is 14.5 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.
Output formats
Table of data
Tab-separated data
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Reselect period
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
2010-10-2823:05 UTCm62610 754.09NGVD291VUSGSSA
2010-10-2823:05 UTCm62611 753.92NAVD881VUSGSSA
2010-10-2823:05 UTCm720194.08  1VUSGSSA
2010-11-0920:48 UTCm62610 753.89NGVD291VUSGSSA
2010-11-0920:48 UTCm62611 753.72NAVD881VUSGSSA
2010-11-0920:48 UTCm720194.28  1VUSGSSA
2010-11-0922:21 UTCm62610 753.89NGVD291VUSGSSA
2010-11-0922:21 UTCm62611 753.72NAVD881VUSGSSA
2010-11-0922:21 UTCm720194.28  1VUSGSSA
2011-02-1620:25 UTCm62610 754.05NGVD291VUSGSSA
2011-02-1620:25 UTCm62611 753.88NAVD881VUSGSSA
2011-02-1620:25 UTCm720194.12  1VUSGSSA
2011-06-2717:16 UTCm62610 754.20NGVD29PVUSGSSA
2011-06-2717:16 UTCm62611 754.03NAVD88PVUSGSSA
2011-06-2717:16 UTCm720193.97  PVUSGSSA
2011-06-2719:46 UTCm62610 754.15NGVD29PVUSGSSA
2011-06-2719:46 UTCm62611 753.98NAVD88PVUSGSSA
2011-06-2719:46 UTCm720194.02  PVUSGSSA
2011-07-0819:09 UTCm62610 753.72NGVD29PVUSGSSA
2011-07-0819:09 UTCm62611 753.55NAVD88PVUSGSSA
2011-07-0819:09 UTCm720194.45  PVUSGSSA
2011-09-1617:28 UTCm62610 753.47NGVD291VUSGSSA
2011-09-1617:28 UTCm62611 753.30NAVD881VUSGSSA
2011-09-1617:28 UTCm720194.70  1VUSGSSA
2011-09-2219:24 UTCm62610 753.47NGVD291VUSGSSA
2011-09-2219:24 UTCm62611 753.30NAVD881VUSGSSA
2011-09-2219:24 UTCm720194.70  1VUSGSSA
2012-08-2020:33 UTCm62610 753.11NGVD291VUSGSSA
2012-08-2020:33 UTCm62611 752.94NAVD881VUSGSSA
2012-08-2020:33 UTCm720195.06  1VUSGSSA
2012-09-2019:58 UTCm62610 752.86NGVD29PVUSGSSA
2012-09-2019:58 UTCm62611 752.69NAVD88PVUSGSSA
2012-09-2019:58 UTCm720195.31  PVUSGSSA
2012-09-2718:32 UTCm62610 752.94NGVD29PVUSGSSA
2012-09-2718:32 UTCm62611 752.77NAVD88PVUSGSSA
2012-09-2718:32 UTCm720195.23  PVUSGSSA
2012-11-0315:07 UTCm62610 753.62NGVD291VUSGSSA
2012-11-0315:07 UTCm62611 753.45NAVD881VUSGSSA
2012-11-0315:07 UTCm720194.55  1VUSGSSA
2013-03-0117:08 UTCm62610 754.38NGVD291VUSGSSA
2013-03-0117:08 UTCm62611 754.21NAVD881VUSGSSA
2013-03-0117:08 UTCm720193.79  1VUSGSSA
2017-10-1113:57 UTCm62610 754.29NGVD291VUSGSSA
2017-10-1113:57 UTCm62611 754.12NAVD881VUSGSSA
2017-10-1113:57 UTCm720193.88  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
StatusPPumping
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.