CASE WILL NOT BE INITIATED UNTIL EPA REGION V SENDS OUT AN AO AND RECEIVES MORE INFORMATION. ANTICIPATED NEGO- TIATIONS TO BEGIN IN EARLY APRIL OF CONSENT DECREE IF IN- FORMATION IS FORTH COMING AND AO IS ISSUED BY WATER DIVISION. PRE-REFERRAL PACKAGE EXPECTED TO BE COMPLETED BY END OF MARCH. CASEYVILLE TOWNSHIP, IL., HAS DELAYED CONSTRUCTION OF NI- TRIFICATION AND OTHER FACILITIES AT ITS EAST AND WEST WASTE- WATER TREATMENT PLANTS. AS A RESULT OF THIS DELAY, THE EAST AND WEST PLANTS HAVE BEEN UNABLE TO MEET THEIR FINAL NAT'L POLLUTANT DISCHARGE ELIMINATION SYSTEM PERMITS' EFFLUENT LI- MITATIONS FOR AMMONIA NITROGEN AND WILL BE UNABLE TO MEET THESE LIMITS UNTIL WELL AFTER JULY 1, 1988.