GULF PARK WATER COMPANY, INC. (GULF PARK) OWNS AND OPERATES A WASTEWATERTREATMENT FACILITY LOCATED IN OCEAN SPRINGS, JACKSON COUNTY MISSISSIPPI.BEGINNING IN 1985 AND CONTINUING TO THE PRESENT, GULF PARK HASDISCHARGED TREATED WASTEWATER INTO THE MISSISSIPPI SOUND, A WATER OF THEUNITED STATES. GULF PARK'S DICHARGE TO THE MISSISSIPPI SOUND HAS BEENWITHOUT THE AUTHORITY OF A NATIONAL POLLUTANT DISCHARGE ELIMINATIONSYSTEM (NPDES) PERMIT. GULF PARK'S UNPERMITTED DISCHARGE IS INVIOLATION OF THE ACT. THE STATE OF MISSISSIPPI HAS BEEN DELEGATED NPDES PERMIT ISSUANCE ANDENFORCEMENT AUTHORITY BY EPA. THE STATE OF MISSISSIPPI HAS NOT BEENSUCCESSFUL IN PREVENTING THE UNPERMITTED DISCHARGE AND HAS SOUGHTASSISTANCE FROM EPA IN ADDRESSING THIS CONTINUING VIOLATION. BASED ON THE FOREGOING, WE THEREFORE RECOMMEND INITIATING A CIVILENFORCEMENT ACTION AGAINST GULF PARK FOR VIOLATIONS OF THE ACT.