Illinois Conference on Soil Conservation and Water Quality : conference proceedings of November 9-10, 1983 at Holiday Inn East, Springfield, Illinois /

Includes bibliographical references.

Illinois integrated water quality report and section 303(d) list ... : water resource assessment information and listing of impaired waters.

Mode of access: Internet.

Illinois State water plan 1981 progress report /

Mode of access: Internet.

Illinois state water plan : critical issues, cross-cutting topics, operating issues /

"January 1984."

Illinois water monitoring strategy, 2007-2012.

"IEPA/BOW/07-005."--Cover.

Illinois water quality report /

Mode of access: Internet.

Illinois water quality report.

Latest issue consulted: 2002.

Illinois water quality inventory report.

Mode of access: Internet.

Illinois' Nonpoint Source Management Program.

"IEPA/BOW/01-009."--Cover.

Lake Michigan water quality report.

Chemical abstracts

Lake water quality assessment program : northeastern Illinois lakes /

"The Northeastern Illinois Planning Commission's Natural Resources Dept. conducted the lake assessment data collection effort for the six county northeastern Illinois region." -- P. iii.

Lake water quality assessment program, 1993 : northeastern Illinois lakes /

"January 1995."

Local self reliance : Symposium VI, Management of Small Lakes Programs /

"October 1982."

Phosphorus : a summary of information regarding lake water quality /

"August, 1986."

Preliminary water pollution control program plan

Report year ends Sept. 30.