From 1937-1947 Illinois Historical Aerial Photography, in the Illinois Geospatial Clearinghouse.
The Kankakee River originates in South Bend, Indiana, empties into the Illinois River near Wilmington, Illinois 150 miles to the west and has a total a drainage area of 5,165- square miles (Little & Jones, 2013). The historic pre-channelization length was 250 miles (Little & Jones, 2013).