Watersheds - Ohio River Valley

Watershed Location

Detailed Watershed Location

Watershed Profile


Ohio River Valley

USGS Cataloging Unit

05140203, 05140206


The Ohio River Valley in southern Illinois is the land area drained by the Ohio River, excluding the contributing drainage areas of its major Illinois tributaries: the Wabash, Saline, and Cache. Grasslands and forests cover the majority of the land in the watershed, but many agricultural areas are present as well.

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