NOVA VIOLATED CLEAN AIR ACT REGULATIONS INTENDED TO PREVENT ACCIDENTIAL HAZARDOUS CHEMICAL RELEASES AND MINIMIZE THE CONSEQUENCES OF ACCIDENTAL RELEASES THAT DO OCCUR. IN ADDITION, NOVA VIOLATED CERCLA WHEN IT FAILED TO IMMEDIATELY REPORT A RELEASE OF HAZARDOUS SUBSTANCE IN 2004. THE CASE STEMMED FROM A MARCH 2004 INSPECTION OF THE PLANT FOLLOWING AN ACCIDENTAL RELEASE THAT JANUARY OF 4500 POUNDS OF STYRENE, A HAZARDOUS SUBSTANCE.