2/19/10 - NOTICE OF DETERMINATION ISSUED. IN A JULY 31, 2008, LETTER TO EPA, DSC DISCLOSED VIOLATIONS OF EPCRA SECTION 313 AND 40 CFR 372.30, FAILURE TO REPORT FORM R FOR THE 2007 REPORTING YEAR FOR STYRENE, WHICH IS A TOXIC CHEMICAL THAT WAS PRESENT AT THE DSC FAILITY IN AN AMOUNT GREATER THAN THE THRESHOLD QUANTITY OF 10,000 POUNDS DURING THE 2006 CALENDAR YEAR. THE JULY 31, 2008 LETTER ALSO CONTAINED INFO CONCERNING CORRECTIVE ACTIONS TAKEN BY DSC TO COME BACK INTO COMPLIANCE.