Watersheds - Illinois River Valley

Watershed Location

Detailed Watershed Location

Watershed Profile


Illinois River Valley

USGS Cataloging Unit

07130003, 07130011, 07130001, 07120005


The Illinois River Valley in central Illinois is part of the Illinois River basin. It is the land area drained by the Illinois River, excluding the contributing drainage areas of its major tributary watersheds. Agriculture is the primary use of land within the watershed, but there are many grasslands and forests present as well.

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