Illinois acquired immunodeficiency syndrome statutes and Illinois Department of Public Health rules.

"May 1988."

Hydrometeorology of heavy rainstorms in Chicago and northeastern Illinois : phase 1, historical studies /

Bibliography: p. 62-63.

Illinois groundwater law : the rule of "reasonable use" /

"September 18, 1985."

Illinois landowner's guide to amphibian conservation /

The purpose of this guide is twofold. First, the guide provides a brief overview of the amphibians of Illinois, including aspects of their life histories and distributions. Second, technical guidance is given to resource managers, planners, restorationists, and private landowners in Illinois who wish to create, enhance and manage habitat for amphibians.

Illinois small quantity generators' manual : how to comply effectively with federal and state regulations /

"Printed November 1988."

Illinois state reclamation plan for abandoned mined lands pursuant to Title IV of the Federal Surface Mining Control and Reclamation Act of 1977 /

Funded by the U.S. Dept. of Interior, Office of Surface Mining Reclamation and Enforcement.

Illinois surface water inventory, 1972,

Cover title: 1972 Illinois surface water inventory.

Illinois water resources : an overview /

Cover title.

Illinois water quality report /

Mode of access: Internet.

Illinois water quality report.

Latest issue consulted: 2002.

Illinois water data catalog report /

"IEPA/WPC/85-007."-- Cover.

Implications of expanding coal production for Illinois' transportation systems /

"March, 1981."

Investigations of six intermittent streams : (Solomon Creek, Otter Creek, Blue Creek, Kaskaskia Ditch, Steward Creek, and Brushy Creek) : April-September 1980.

"February, 1981."

Jo Daviess County surface water resources /

"June, 1971."

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.