Download or read book Lower Des Plaines River Area Assessment: Geology written by and published by . This book was released on 2000 with total page 100 pages. Available in PDF, EPUB and Kindle. Book excerpt: Examines an area of 357.5 miles in northeast Illinois--much of which is part of the Greater Chicago Metropolitan Region. The area includes eight subbasins, of which two have been designated a state Resource Rich Area.