Toxic Releases / Phthalic anhydride
Phthalic anhydride
CAS 85-44-9 · 284,916 lb reported released from 88 facilities (TRI 2024).
By State
IL114,756 lb · 8 facilitiesTX72,854 lb · 13 facilitiesAR19,600 lb · 7 facilitiesLA15,539 lb · 3 facilitiesTN8,808 lb · 3 facilitiesIN6,893 lb · 5 facilitiesCA5,509 lb · 4 facilitiesKY5,506 lb · 3 facilitiesGA5,364 lb · 1 facilitiesMD4,332 lb · 1 facilitiesNJ4,290 lb · 3 facilitiesWI3,499 lb · 3 facilitiesMO2,794 lb · 2 facilitiesOH2,196 lb · 6 facilitiesSC1,868 lb · 3 facilitiesFL1,824 lb · 4 facilitiesVA1,774 lb · 2 facilitiesPA1,611 lb · 3 facilitiesNC1,138 lb · 3 facilitiesMN1,127 lb · 1 facilitiesME948 lb · 1 facilitiesNE540 lb · 1 facilitiesMI519 lb · 1 facilitiesMS509 lb · 1 facilitiesAL413 lb · 1 facilitiesMA299 lb · 1 facilitiesWV294 lb · 2 facilitiesOK113 lb · 1 facilitiesNY0 lb · 1 facilities
Facilities Reporting the Largest Releases
1STEPAN CO MILLSDALE ROAD · ELWOOD, IL60,553 lb (2024)2KOPPERS INC · CICERO, IL43,573 lb (2024)3POLYNT COMPOSITES USA INC. - ENNIS · ENNIS, TX35,501 lb (2024)4TM DEER PARK SERVICES LP · DEER PARK, TX22,047 lb (2024)5EXXONMOBIL BATON ROUGE CHEMICAL PLANT (PART) · BATON ROUGE, LA14,800 lb (2024)6ELEMENTAL ENVIRONMENTAL SOLUTIONS LLC · ARKADELPHIA, AR14,349 lb (2024)7DURCON INC · TAYLOR, TX13,129 lb (2024)8TEKNOR APEX TENNESSEE CO (AKA HAYWOOD CO) · BROWNSVILLE, TN7,016 lb (2024)9POLYNT COMPOSITES USA INC. · MORRIS, IL6,386 lb (2024)10POLYNT COMPOSITES USA INC. · FOREST PARK, GA5,364 lb (2024)11SHERWIN-WILLIAMS CO · RICHMOND, KY5,166 lb (2024)12ENGINEERED POLYMER SOLUTIONS INC. · WILLIAMSPORT, MD4,332 lb (2024)13VALTRIS SPECIALTY CHEMICALS-DELAWARE RIVER PLANT · BRIDGEPORT, NJ3,198 lb (2024)14SABIC INNOVATIVE PLASTICS MT. VERNON LLC · MOUNT VERNON, IN3,016 lb (2024)15POLYNT COMPOSITES USA INC. (FORMERLY PCCR USA) · CARPENTERSVILLE, IL2,840 lb (2024)16ENGINEERED POLYMER SOLUTIONS INC · CITY OF COMMERCE, CA2,712 lb (2024)17POLYNT COMPOSITES USA INC. · VALLEY PARK, MO2,706 lb (2024)18MILKRITE INTERPULS INC · JOHNSON CREEK, WI2,703 lb (2024)19POLYNT COMPOSITES USA INC. - AZUSA PLANT · AZUSA, CA2,654 lb (2024)20AOC LLC · VALPARAISO, IN2,508 lb (2024)21ALBEMARLE CORP SOUTH PLANT · MAGNOLIA, AR2,465 lb (2024)22POLYNT COMPOSITES USA INC. - HOUSTON · HOUSTON, TX1,622 lb (2024)23LINDAU CHEMICALS INC. · COLUMBIA, SC1,602 lb (2024)24AMERICAN STITCHCO INC DBA AMERICAN EPOXY SCIENTIFIC · MOUNTAIN HOME, AR1,540 lb (2024)25EASTMAN CHEMICAL CO TENNESSEE OPERATIONS · KINGSPORT, TN1,402 lb (2024)26POLYNT COMPOSITES USA INC. · CHATHAM, VA1,330 lb (2024)27AMERICAN WOODMARK CORP · GAS CITY, IN1,236 lb (2024)28INTERPLASTIC CORP · MINNEAPOLIS, MN1,127 lb (2024)29SYNRAY CORP · KENILWORTH, NJ1,054 lb (2024)30POLYNT COMPOSITES USA INC. · JACKSONVILLE, FL1,015 lb (2024)31PIONEER PLASTICS CORP · AUBURN, ME948 lb (2024)32INEOS COMPOSITES PHILADELPHIA PLANT · PHILADELPHIA, PA919 lb (2024)33PPG INDUSTRIES OHIO INC CIRCLEVILLE OH · CIRCLEVILLE, OH843 lb (2024)34STEPAN CO · WILMINGTON, NC812 lb (2024)35SHERWIN-WILLIAMS CO · KANKAKEE, IL796 lb (2024)36PPG INDUSTRIES INC-OAK CREEK · OAK CREEK, WI792 lb (2024)37EMERY OLEOCHEMICALS LLC CINCINNATI PLANT · CINCINNATI, OH743 lb (2024)38ST CHARLES OPERATIONS (TAFT/STAR) UNION CARBIDE CORP · HAHNVILLE, LA733 lb (2024)39ALLIANCE RUBBER CO · HOT SPRINGS NATIONAL PARK, AR671 lb (2024)40POLYNT COMPOSITES USA INC · PENSACOLA, FL598 lb (2024)41CLEAN HARBORS ENVIRONMENTAL SERVICES INC · KIMBALL, NE540 lb (2024)42ARKEMA INC · GRAND RAPIDS, MI519 lb (2024)43WESTLAKE CHEMICALS & VINYLS LLC · ABERDEEN, MS509 lb (2024)44AXALTA COATING SYSTEMS USA LLC-FRONT ROYAL PLANT · FRONT ROYAL, VA444 lb (2024)453M CHEMICAL OPERATIONS' DECATUR FACILITY · DECATUR, AL413 lb (2024)46INEOS COMPOSITES US LLC · PITTSBURGH, PA395 lb (2024)47AOC TENNESSEE PLANT · COLLIERVILLE, TN390 lb (2024)48INEOS JOLIET LLC · CHANNAHON, IL386 lb (2024)49POLYNT COMPOSITES USA INC. - MARSHALL · MARSHALL, TX336 lb (2024)50INTERPLASTIC CORP-FORT WRIGHT · COVINGTON, KY328 lb (2024)
Source: EPA Toxics Release Inventory (TRI) Basic Data File. Figures are amounts facilities reported releasing to air, water and land — they are not a measure of exposure, concentration or health risk.