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DESCRIPTION:

Latitude 41°31'15",   Longitude 87°35'25"   NAD27

Cook County, Illinois, Hydrologic Unit 07120003

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2009-10-01	2025-06-15
Daily Data
Precipitation, total, inches	2000-12-06	2025-06-14	8460
Water-Year Summary	2006	2024	19
Revisions	Loading...

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