Carbonyl sulfide
CAS # 463-58-1
100,760,844 lbs total reported releases across all facilities and years.
Facilities listed below reported releases of this chemical to the EPA Toxic Release Inventory (TRI). Quantities are self-reported annual totals in pounds, broken out by release pathway. Click any facility name for its full compliance profile.
National Release Trend (2015–2024)
-25% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 11,608,323 | 136 | — |
| 2016 | 12,414,266 | 132 | +7% |
| 2017 | 10,402,161 | 127 | -16% |
| 2018 | 11,099,095 | 128 | +7% |
| 2019 | 7,198,972 | 63 | -35% |
| 2020 | 10,967,512 | 123 | +52% |
| 2021 | 9,888,033 | 116 | -10% |
| 2022 | 10,089,633 | 119 | +2% |
| 2023 | 8,338,732 | 114 | -17% |
| 2024 | 8,754,116 | 115 | +5% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Professional, Scientific, and Technical Services | 0 | 1 |
| Manufacturing | 100,758,981 | 143 |
| Mining, Quarrying, and Oil and Gas Extraction | 1,176 | 1 |
| Utilities | 687 | 2 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| DUKE ENERGY INDIANA EDWARDSPORT IGCC | EDWARDSPORT, IN | 2024 | — | — | — |
| TESSENDERLO KERLEY | COFFEYVILLE, KS | 2024 | — | — | — |
| ALON USA REFINERY | BIG SPRING, TX | 2024 | — | — | — |
| MARATHON PETROLEUM COMPANY LP - LOUISIANA REFINING DIVISION - GARYVILLE REFINERY | GARYVILLE, LA | 2024 | — | — | — |
| CHS MCPHERSON REFINERY INC. | MCPHERSON, KS | 2024 | — | — | — |
| NORCO MANUFACTURING COMPLEX & ASSOCIATED FACILITIES | NORCO, LA | 2024 | — | — | — |
| JUPITER SULPHUR LLC | PONCA CITY, OK | 2024 | — | — | — |
| VERTEX REFINING ALABAMA LLC | SARALAND, AL | 2024 | — | — | — |
| KROTZ SPRINGS REFINERY | KROTZ SPRINGS, LA | 2024 | — | — | — |
| JUPITER SULPHUR, LLC. - BILLINGS | BILLINGS, MT | 2024 | — | — | — |
| LTD STEEL COKE PLANT | WARREN, OH | 2024 | — | — | — |
| SHELL CHEMICAL | DEER PARK, TX | 2024 | — | — | — |
| E I DUPONT DE NEMOURS - JOHNSONVILLE PLANT | NEW JOHNSONVILLE, TN | 2024 | 2,871,040 | 2,871,040 | — |
| INEOS PIGMENTS USA, INC.- PLANT 2 | ASHTABULA, OH | 2024 | 2,390,000 | 2,390,000 | — |
| INEOS PIGMENTS USA, INC.- PLANT 1 | ASHTABULA, OH | 2024 | 875,000 | 875,000 | — |
| CHEMOURS DELISLE PLANT | PASS CHRISTIAN, MS | 2024 | 491,440 | 491,440 | — |
| ALUMAX OF SOUTH CAROLINA INC | GOOSE CREEK, SC | 2024 | 457,068 | 457,068 | — |
| ALCOA USA CORP. | MASSENA, NY | 2024 | 418,400 | 418,400 | — |
| TRONOX LLC, HAMILTON FACILITY | HAMILTON, MS | 2024 | 314,125 | 314,125 | — |
| CENTURY ALUMINUM SEBREE LLC | ROBARDS, KY | 2024 | 263,307 | 263,307 | — |
| FUTAMURA USA, INC. | TECUMSEH, KS | 2024 | 96,677 | 96,479 | 198 |
| EXXONMOBIL BAYTOWN REFINERY | BAYTOWN, TX | 2024 | 73,220 | 73,220 | — |
| CABOT CORPORATION - CANAL PLANT | FRANKLIN, LA | 2024 | 49,772 | 49,772 | — |
| MARS PETCARE US INC | JOPLIN, MO | 2024 | 46,000 | 46,000 | — |
| EXXONMOBIL BATON ROUGE REFINERY | BATON ROUGE, LA | 2024 | 36,000 | 36,000 | — |
| ISOLATEK INTERNATIONAL | HUNTINGTON, IN | 2024 | 27,961 | 27,961 | — |
| OIL TECHNOLOGY, INC./U.S. STEEL GARY | GARY, IN | 2024 | 27,000 | 27,000 | — |
| VALERO REFINING COMPANY-CALIF | BENICIA, CA | 2024 | 23,000 | 23,000 | — |
| MAGNITUDE 7 METALS LLC | MARSTON, MO | 2024 | 22,179 | 22,179 | — |
| WASHINGTON MILLS | HENNEPIN, IL | 2024 | 19,980 | 19,980 | — |
| CABOT CORP - VILLE PLATTE PLANT | VILLE PLATTE, LA | 2024 | 19,519 | 19,519 | — |
| MARTINEZ REFINING COMPANY | MARTINEZ, CA | 2024 | 19,033 | 19,033 | — |
| PORT ARTHUR REFINERY | PORT ARTHUR, TX | 2024 | 18,880 | 18,880 | — |
| LOS ANGELES REFINERY CARSON PLANT | CARSON, CA | 2024 | 17,000 | 17,000 | — |
| CITGO PETROLEUM CORP - LAKE CHARLES MANUFACTURING COMPLEX | SULPHUR, LA | 2024 | 16,984 | 16,984 | — |
| COFFEYVILLE RESOURCES NITROGEN FERTILIZERS, L.L.C. | COFFEYVILLE, KS | 2024 | 16,477 | 16,477 | — |
| SID RICHARDSON CARBON CO | BORGER, TX | 2024 | 15,411 | 15,411 | — |
| LOUISIANA PIGMENT CO LP | WESTLAKE, LA | 2024 | 10,100 | 10,100 | — |
| TOKAI CARBON CB LTD - ADDIS FACILITY | ADDIS, LA | 2024 | 8,673 | 8,673 | — |
| GALVESTON BAY REFINERY | TEXAS CITY, TX | 2024 | 8,000 | 8,000 | — |
| BIG SPRING CARBON BLACK PLANT | BIG SPRING, TX | 2024 | 7,578 | 7,578 | — |
| CHEVRON MM PASCAGOULA | PASCAGOULA, MS | 2024 | 7,500 | 7,500 | — |
| EXXONMOBIL OIL CORPORATION | CHANNAHON, IL | 2024 | 7,181 | 7,181 | — |
| MONSANTO SODA SPRINGS PLANT | SODA SPRINGS, ID | 2024 | 4,820 | 4,820 | — |
| MANDAN REFINERY | MANDAN, ND | 2024 | 4,724 | 4,724 | — |
| VALERO WILMINGTON REFINERY | WILMINGTON, CA | 2024 | 4,500 | 4,500 | — |
| ARTESIA REFINERY | ARTESIA, NM | 2024 | 4,028 | 4,028 | — |
| HF SINCLAIR PARCO REFINING CO LLC | SINCLAIR, WY | 2024 | 4,001 | 4,001 | — |
| TESORO LOS ANGELES REFINERY AND CALCINER | CARSON, CA | 2024 | 3,300 | 3,300 | — |
| PREMCOR REFINING GROUP, INC. - LIMA REFINERY | LIMA, OH | 2024 | 3,172 | 3,172 | — |