SID RICHARDSON CARBON & GASOLINE CO, INC MANUFACTURES CARBON BLACK AT ITS ADDIS, LA PLANT LOCATED IN W BATON ROUGE, PARRISH. DURING THE MANUFACTURING PROCESS, WASTE GAS STREAMS CONTAINING ACETYLENE GAS ARE EMITTED TO THE ATMO- SPHERE. ACETYLENE IS CURRENTLY CONSIDERED A VOLATILE ORGAN- COMPOUND. VOCS ARE PRECURSORS IN THE FORMATION OF OZONE, WHICH IS PRODUCED WHEN NOX COMBINE WITH VOCS IN THE PRE- SENCE OF SUNLIGHT. OZONE CAN CAUSE ALTERATIONS IN PULMON- ARY FUNCTIONS, INCREASED SUSCEPTIBILITY TO INFECTIOUS DISEASES, AND BIOCHEMICAL ALTERATIONS IN THE LUNGS AND OTHER ORGANS. * ON 12/3/82, SID RICHARDSON WAS ISSUED A PSD PERMIT MODIFYING A PREVIOUSLY ISSUED PERMIT TO ENABLE THE ADDIS PLANT TO BURN A PORTION OF ITS ACETYLENE WASTE GAS EMISSIONS BY APPROX 36% WHILE PROVIDING A 20% INCREASE IN PRODUCTION CAPACITY. NEVERTHELESS, APPROX 1545.5 TONS/YR OF ACTETYLENE WAS GAS IS NOT BEING BURNED ACCORDING TO THE REQUIREMENTS OF LAQR 22.8; THIS CONSTITUTES A VIOLATION OF LAQR 22.8 AND THE FED- ERALLY APPROVED LA SIP. * ON 12/28/82, PURSUANT TO 40 CFR 51.4, THE ASSISTANT SECRE- TARY OF LDNR APPROVED A HYDROCARBON COMPLIANCE SCHEDULE SUB- MITTED BY SID RICHARDSON FOR ITS ADDIS PLANT. THIS COMPLI- ANCE SCHEDULE EXEMPTED THE ADDIS P