ON 10/31/91, USEPA ISSUED TO MANSFIELD A FINDINGS OF VIOLA- TION FOR VIOLATING ITS NPDES PERMIT IN THAT IT IS DISCHARG- ING INTO THE NAVIGABLE WATERS OF THE U.S. IN EXCESS OF THE LIMITATIONS IN ITS PERMIT. THE NATURE OF THEIR ACTION IS TO OBTAIN COMPLIANCE WITH THE ORDERS AND TO DETERMINE WHETHER MANSFIELD IS VIOLATING THE PRE-TREATMENT REQUIREMENTS.