PCB 80-083

		PCB 80-083 05/01/80 Order ST. CLAIR COUNTY HOUSING AUTHORITY v. ILLINOIS ENVIRONMENTAL PROTECTION AGENCY
		PCB 80-083 08/07/80 Opinion and Order ST. CLAIR COUNTY HOUSING AUTHORITY AND THE METRO EAST SANITARY DISTRICT v. ILLINOIS ENVIRONMENTAL PROTECTION AGENCY
		PCB 80-083 09/04/80 Order ST. CLAIR COUNTY HOUSING AUTHORITY and the METRO EAST SANITARY DISTRICT v. ILLINOIS ENVIRONMENTAL PROTECTION AGENCY