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DESCRIPTION:

Latitude 42°15'40",   Longitude 88°43'00"   NAD27

Boone County, Illinois, Hydrologic Unit 07090006

Drainage area: 222 square miles

Contributing drainage area: 222 square miles,

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field measurements	1984-08-17	1990-08-03	38
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1977-10-04	2021-12-09	334
Revisions	Loading...
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf)  **offsite**	2009	2011	3

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