Woody debris in Sangamon River at Monticello, Illinois.
Personnel to contact about a specific subject are listed
on the staff page.
U.S. Department of the Interior
U.S. Geological Survey
221 North Broadway, Urbana, IL 61801, USA
URL: http://il.water.usgs.gov/proj/lirb/aerial/monti3wd.html
Maintainer: djfazio@usgs.gov
Last modified: 10:54 CST Mon 19 May 2000