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DESCRIPTION:

Latitude 41°51'09.0",   Longitude 87°39'54.4"   NAD83
Cook County, Illinois   , Hydrologic Unit 071200030107

Well depth: 19.6 feet
Hole depth: 20.0 feet
Land surface altitude: 589.98 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)	2009-01-10	2015-11-19
Daily Data
Depth to water level, feet below land surface	2009-01-10	2015-11-19	2298
Field groundwater-level measurements	2008-12-13	2016-10-06	57
Water-Year Summary	2014	2016	3
Revisions	Loading...

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