Economic impact analysis of combined sewer overflow regulations on East St. Louis, R81-12 /

Project no. 80.264.

Economic impact study of proposed IPCB amendments to water pollution regulations, R80-6 /

Project no.: 80.235.

Economic impact study of proposed site specific changes to water pollution regulations affecting the city of Tuscola, Douglas County, Illinois : final report /

Contract: EA 44.

Economic impact study of R81-11 trihalomethane standards for public water supplies /

"Project no. 80-254."

Economic impact study of landfill regulations (R88-7) : final report /

"Printed: January 1990."

Economic impact study of proposed cross connection regulations, R87-37 : final report /

"Project: 89/283."

Economic impact study of proposed regulation R82-7 for site-specific water pollution rules applicable to the city of Alton, Illinois /

Bibliography: p. R-1 to R-3.

Emission reduction banking experience in the United States and its applicability to Illinois /

Project no. 83/7011.

Energy conservation and utilization : a handbook for wastewater treatment plants in Illinois /

"September 1991."

Evaluation of underground injection of industrial waste in Illinois /

Published cooperatively by the Department of Energy and Natural Resources, Illinois State Geological Survey, Illinois State Water Survey, and Hazardous Waste Research and Information Center.

Enhancement of the HWRIC database : year 2 : with an evaluation of database content /

Prepared for Illinois Hazardous Waste Research and Information Center, HWRIC project number 87-005.

Erosion and sedimentation in the Illinois River Basin : final report /

"Printed: June 1992."

Evaluation of episodic and seasonal emission control for transportation in Illinois /

"January 2002."

Evaluation of the use of rubber modified asphalt concrete pavement in the State of Illinois /

"ILENR/RR-93/02."

Evaluation of current underground injection of industrial waste in Illinois : final draft report /

"HWRIC RR 008." -- Cover.