Beaver Valley Road Area groundwater investigation : Boone County, Illinois.

"October 2007."

Assessment and classification of Illinois lakes /

"Staff report."

Biological Stream Characterization (BSC) : a biological assessment of Illinois stream quality /

"IEPA/WPC/89-275"--Cover.

Biological and water quality survey of the Carroll Creek Watershed, Carroll County, Illinois, 1987-1988.

"IEPA/WPC/89-163."--Cover.

Biological stream characterization (BSC): biological assessment of Illinois stream quality through 1993 /

"November 1996."

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

"May 1995."

Blue Creek watershed project : Pike County, Illinois, May, 1979-October, 1980 /

"October, 1981."

Chemical analysis of surficial sediments from 63 Illinois lakes : summer 1979 /

On cover: Investigations of Illinois surface waters.

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

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

Centralia Environmental Services, Inc. Landfill : Centralia, Illinois.

"31581"--Colophon.

Centralia Landfill : Centralia Environmental Services, Inc., Prior-Blackwell and Prior 1,2,3 and 4, Centralia, Illinois.

"32339"--Colophon.

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

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

Chicago Heights Refuse Depot Landfill Site : Chicago Heights, Illinois.

"32946"--Colophon.

Clean lakes strategy for Illinois.

Prepared by Donna F. Sefton.

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.