n-Hexane
CAS # 110-54-3
361,232,811 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)
+18% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 37,123,640 | 1,260 | — |
| 2016 | 35,371,467 | 1,241 | -5% |
| 2017 | 33,179,427 | 1,243 | -6% |
| 2018 | 37,603,509 | 1,266 | +13% |
| 2019 | 23,165,470 | 667 | -38% |
| 2020 | 33,898,988 | 1,199 | +46% |
| 2021 | 36,297,285 | 1,198 | +7% |
| 2022 | 40,145,710 | 1,510 | +11% |
| 2023 | 40,805,001 | 1,495 | +2% |
| 2024 | 43,642,314 | 1,478 | +7% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Manufacturing | 345,041,416 | 943 |
| Mining, Quarrying, and Oil and Gas Extraction | 6,745,056 | 330 |
| Utilities | 3,412,157 | 88 |
| Wholesale Trade | 2,884,302 | 626 |
| Administrative and Support and Waste Management | 1,922,501 | 39 |
| Agriculture, Forestry, Fishing and Hunting | 720,691 | 1 |
| Transportation and Warehousing | 347,460 | 19 |
| Public Administration | 119,674 | 13 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
INO THERAPEUTICS
PORT ALLEN, LA
|
0.27 mg/L | 0.03 | +800% | Sep 2024 |
|
DSM NUTRITIONAL PRODUCTS, INC.
BELVIDERE, NJ
|
0.05 mg/L | 0.02 | +150% | Apr 2019 |
|
DSM NUTRITIONAL PRODUCTS, INC.
BELVIDERE, NJ
|
0.05 mg/L | 0.03 | +67% | Apr 2019 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| VIRGINIA CITY HYBRID ENERGY CENTER | SAINT PAUL, VA | 2024 | — | — | — |
| SUBARU OF INDIANA AUTOMOTIVE INC | LAFAYETTE, IN | 2024 | — | — | — |
| SUN COAST RESOURCES EDNA WAREHOUSE | EDNA, TX | 2024 | — | — | — |
| DOMINION GENERATION - MOUNT STORM POWER STATION | MOUNT STORM, WV | 2024 | — | — | — |
| MULTI-CHEM GROUP | SONORA, TX | 2024 | — | — | — |
| LIGHTBURN EXTRACTION PLANT | JANE LEW, WV | 2024 | — | — | — |
| OXBOW GREENWOOD, LLC | GREENWOOD, MS | 2024 | — | — | — |
| SUN COAST RESOURCES | LAREDO, TX | 2024 | — | — | — |
| GILBERTON POWER CO | FRACKVILLE, PA | 2024 | — | — | — |
| TITAN FUEL TERMINALS HARLINGEN GASOLINE TERMINAL | HARLINGEN, TX | 2024 | — | — | — |
| CHEMTRONICS | KENNESAW, GA | 2024 | — | — | — |
| SENSMEIER OIL CO INC | MANSFIELD, OH | 2024 | — | — | — |
| DOMINION ROSEMARY POWER STATION | ROANOKE RAPIDS, NC | 2024 | — | — | — |
| AMERICAS CATCH | ITTA BENA, MS | 2024 | — | — | — |
| SCOTT PETROLEUM | GREENWOOD, MS | 2024 | — | — | — |
| JESSE P. TAYLOR OIL COMPANY | FORT WORTH, TX | 2024 | — | — | — |
| ACTION PETROLEUM CO LTD | PRESTONSBURG, KY | 2024 | — | — | — |
| OCEAN POINT TERMINALS (FKA LIMETREE) | CHRISTIANSTED, VI | 2024 | — | — | — |
| LION COPOLYMER | BATON ROUGE, LA | 2024 | — | — | — |
| SALT CREEK FIELD GAS PLANT | CLAIREMONT, TX | 2024 | — | — | — |
| SUN COAST RESOURCES | KILGORE, TX | 2024 | — | — | — |
| THE WHITAKER COMPANY | SPARTANBURG, SC | 2024 | — | — | — |
| SUN COAST RESOURCES | GRAND PRAIRIE, TX | 2024 | — | — | — |
| WORLD FUEL SERVICES MILFORD BULK PLANT | MILFORD, OH | 2024 | — | — | — |
| MID-TOWN PETROLEUM ACQUISTION LLC | PORT HURON, MI | 2024 | — | — | — |
| EH WOLF & SONS INC-SLINGER FACILITY | SLINGER, WI | 2024 | — | — | — |
| SMACKOVER REFINERY | EL DORADO, AR | 2024 | — | — | — |
| ARCWOOD ENVIRONMENTAL, LLC | ORANGE, TX | 2024 | — | — | — |
| SUN COAST RESOURCES | FREEPORT, TX | 2024 | — | — | — |
| JCS MIDWEST TERMINAL PADUCAH | PADUCAH, KY | 2024 | — | — | — |
| SUPERIOR INDUSTRIAL SOLUTIONS, INC. | ELKHART, IN | 2024 | — | — | — |
| WEST DIRECT OIL | NORTH LAS VEGAS, NV | 2024 | — | — | — |
| FORT GREELY REAL ESTATE - GARRISON | FORT GREELY, AK | 2024 | — | — | — |
| CAMPBELL OIL & GAS CO. | ELIZABETHTOWN, NC | 2024 | — | — | — |
| WEST DIRECT OIL - PHOENIX | PHOENIX, AZ | 2024 | — | — | — |
| RELADYNE WEST, BLANDING, UT | BLANDING, UT | 2024 | — | — | — |
| THOMAS PETROLEUM | VICTORIA, TX | 2024 | — | — | — |
| SUN COAST RESOURCES- ENID | ENID, OK | 2024 | — | — | — |
| PETRO STAR INC DBA NORTH PACIFIC FUEL - KODIAK | KODIAK, AK | 2024 | — | — | — |
| LINDSEY CAMPBELL OIL CO | LUMBERTON, NC | 2024 | — | — | — |
| PHM BRANDS, LLC | MICHIGAN CITY, IN | 2024 | — | — | — |
| INEOS STYROLUTION AMERICA BAYPORT PLANT | PASADENA, TX | 2024 | — | — | — |
| PILOT THOMAS LOGISTICS SAN ANTONIO | SAN ANTONIO, TX | 2024 | — | — | — |
| WORLD FUEL SERVICES MASSILLON BULK PLANT | MASSILLON, OH | 2024 | — | — | — |
| MPC GENERATING, LLC | MONROE, GA | 2024 | — | — | — |
| OT CALJET TERMINAL | PHOENIX, AZ | 2024 | — | — | — |
| SOUTHERN COUNTIES OIL CO, LP DBA SC FUEL | MODESTO, CA | 2024 | — | — | — |
| WARING OIL CO | JACKSON, MS | 2024 | — | — | — |
| FLYERS ENERGY #3001 | SPARKS, NV | 2024 | — | — | — |
| PORT CONSOLIDATED INC. | JACKSONVILLE, FL | 2024 | — | — | — |