National Water-Quality Assessment Program--upper Illinois River Basin
By: [Michael J. Freidel]
Contributors: Geological Survey (U.S.)
Series: USGS fact sheet -- FS-072-98.; Fact sheet (Geological Survey (U.S.)) -- FS-98-072.
Publisher: U.S. Geological Survey
Published: 1998
Place of publication: [Urbana, IL]
Language: eng
Subjects: National Water-Quality Assessment Program (U.S.); Water quality -- Illinois -- Illinois River Watershed
Other titles: Upper Illinois River Basin.
Notes: Caption title.

"June 1998."

Shipping list no.: 98-0370-P.

Includes bibliographical references (p. [4])