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DESCRIPTION:

Latitude 41°21'29",   Longitude 88°25'27"   NAD27
Grundy County, Illinois   , Hydrologic Unit 07120005

Well depth: 1501 feet
Hole depth: 1501 feet
Land surface altitude: 524.00 feet above NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "Ordovician-Cambrian Systems" (367OVCB) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1938-08-24	1987-05-11	19
Field/Lab water-quality samples	1984-06-08	1992-10-20	11
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