Abstract of the proceedings of the ... annual Illinois Planning Conference ...

At head of title: State of Illinois.

An intensive survey of Bear Creek in West-Central Illinois, August-September, 1992 /

"December, 1994."

An intensive survey of Otter Creek, Jersey County, Illinois, July, 1992 /

"July, 1993."

An intensive survey of the Vermilion River basin, Illinois River drainage, summer 1990 /

"IEPA/WPC/93-192."--Cover.

An introduction to leaking underground storage tanks in Illinois.

"Fall 1994."

An analysis of the low emission vehicle program in Illinois /

Cover title.

Annual report /

Title from cover.

Annual report /

Description based on: 1987; title from cover.

Baseline loadings of nitrogen, phosphorus, and sediments from Illinois watersheds : October 1980 - September 1996 /

The purpose of the report is to evaluate baseline loadings of nutrients and sediment to the Mississippi River and the Ohio River from the state of Illinois and to identify the sources of those loads; also evaluated are baseline loadings of nutrients and sediments to the Illinois River from its tributaries.

Biological and water quality survey of the Vermilion River Vermilion County, Illinois, 1994 /

"May 1995."

Cedar Creek, Galesburg, Illinois : total maximum daily loads /

"IEPA/BOW/02-014"--Cover.

Charleston Side Channel Reservoir Total Maximum Daily Load report, Coles County, Illinois /

"IEPA/BOW/03-013"--Cover.

Clean Water Act section 303(d) list : Illinois submittal for 1998.

"The purpose of this report is to fulfill the requirements set forth in Section 303(d) of the Federal Clean Water Act (CWA) and the Water Quality Planning and Management regulation at 40 CFR Part 130."--P. 1.

Co mo manejo mi aceite usado y filtros de aceite usado?

In Spanish.

Commuting patterns in Illinois, March 1970 /

Mode of access: Internet.