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DESCRIPTION:

Latitude 42°11'45",   Longitude 88°19'48"   NAD83
Mchenry County, Illinois   , Hydrologic Unit 071200061201

Well depth: 47.3 feet
Hole depth: 189.0 feet
Land surface altitude: 879.95 feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2010-10-01	2025-08-28
Daily Data
Depth to water level, feet below land surface	2010-10-01	2025-08-27	5405
Field groundwater-level measurements	2010-09-22	2024-07-22	47
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	2010-09-22	2020-06-22	4
Water-Year Summary	2011	2024	13
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count

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