MENOMINEE PAPER COMPANY (MPC) DISCHARGES ITS WASTEWATER INTO MENOMINEE RIVER AND CITY OF MENOMINEE TREATMENT WORKS. VIOLATIONS DATE FROM 1973 AND HAVE CONTINUED FOR THE PRESENT TIME. MPC HAD NOT COMMENCED CONSTRUCTION OF TREATMENT FACILITIES UNTIL SPRING OF 1988. MPC DISCHARGE TO CITY POTW CREATES PASS THROUGH VIOLATIONS CITY POTW NOT COMMENCED UNTIL SPRING OF 1988.