LARGE RELEASE OF TCE FROM VAPOR DEGREASER. RELEASE VIOLATED FEDERALLY-ENFORCEABLE STATE AIR PERMIT. IN ADDITION, THE COMPANY FAILED TO TIMELY REPORT THE RELEASE OF A REPORTABLE QUANTITY OF A HAZARDOUS SUBSTANCE TO THE NATIONAL RESPONSE CENTER ( NRC ), THE STATE EMERGENCY RESPONSE COMMISSION ( SERC ), AND THE LOCAL EMERGENCY PLANNING COMMITTEE ( LEPC ). ALSO, THE COMPANY FAILED TO SEND TIMELY FOLLOW-UP REPORTS TO THE SRC AND LEPC.