THIS IS A CIVIL ACTION FILED AGAINST THE CITY OF PHIULADELPHIA FOR NPDES VIOLATIONS (INCLUDING A PRETREAT- MENT VIOLATION) AT ITS SOUTHWEST WASTEWATER TREATMENT PLANT. EPA SEEKS THE COLLECTION OF CIVIL PENALTIES, AN IN- DEPENDANT AUDIT OF THE PLANT AND THE IMPLEMENTATION OF A REMEDIAL ACTION PLAN IN ORDER TO BRING THE PLANT INTO COM- PLIANCE WITH ITS NPDES PERMIT. SEVERAL NEGOTIATION MEETINGS FOR PURPOSES OF SETTLE- MENT HAVE BEEN HELD AND THE MATTER IS NOW IN THE EARLY STAGES OF DISCOVERY. THIS REFERRAL IS ENFORCEABLE UNDER SECTIONS 403, 122, AND 309 OF THE CLEAN WATER ACT.