Historical industrial waste disposal practices in Winnebago County, Illinois : 1870-1980 /

"HWRIC RR 011" -- cover.

Historical assessment of hazardous waste management in Madison and St. Clair counties, Illinois, 1890-1980 /

"HWRIC RR 030."

Hydrogeology and ground-water availability in southwest McLean and southeast Tazewell Counties.

"Printed by authority of the State of Illinois/1998/950"--T.p. verso.

Hydrologic modeling of the Court Creek Watershed /

"IDNR Contract number G99C0230."

Hydrology, nutrient, and sediment monitoring for Hurricane and Kickapoo Creek watersheds, water year 2000-2002 : pilot watershed program /

"Prepared for the Illinois Dept. of Natural Resources."

La Moine River area assessment.

"The La Moine River Area Assessment, part of a series of statewide regional assessments, examines approximately 1,855 square miles in west-central Illinois. The report provides information on the natural and human resources of the area as a basis for managing and improving its ecosystem. The development of ecosystem-based information and management programs in Illinois are the result of three processes -- the Critical Trends Assessment Program, Conservation Congress, and Water Resources and Land Use Priorities Task Force."--P. iii, v. 2. Information and management programs in Illinois are the result of three processes -- the Critical Trends Assessment Program, the Conservation Congress, and the Water Resources and Land Use Priorities Task Force."--P. iii, v. 2.

Local climatological data summary: Champaign-Urbana, Illinois, 1888-1986 /

September, 1987.

Regency system ... annual report.

Title from cover.

Sidestream elevated pool aeration (SEPA) stations : effects on in-stream dissolved oxygen /

"Prepared for the Metropolitan Water Reclamation District of Greater Chicago."--Cover.

Solar energy information and data for Illinois /

Cover title.

The Influences of land uses and stream modifications on water quality in the streams of the Court Creek Watershed /

"Contract WR 22."

Toxic volatile organic chemicals in urban air in Illinois /

"HWRIC RR-057."

Vermilion River (Illinois River Basin) area assessment.

The Critical Trends Assessment Program (CTAP) documents changes in ecological conditions.

Resume of minutes of meeting of Sanitary Water Board.

Description based on: January 9, 1968; title from caption.

Annual report ... /

Report year ends June 30.