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DESCRIPTION:

Latitude 40°03'43",   Longitude 90°09'21"   NAD27

Mason County, Illinois,

Datum of gage: 0 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	2023-12-20	2024-04-18
Revisions	Loading...

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