Ethylene
CAS # 74-85-1
145,682,576 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)
+5% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 15,748,957 | 276 | — |
| 2016 | 12,078,275 | 275 | -23% |
| 2017 | 14,355,493 | 271 | +19% |
| 2018 | 14,796,519 | 275 | +3% |
| 2019 | 8,038,930 | 133 | -46% |
| 2020 | 16,091,275 | 282 | +100% |
| 2021 | 17,259,801 | 277 | +7% |
| 2022 | 16,273,023 | 296 | -6% |
| 2023 | 14,475,801 | 298 | -11% |
| 2024 | 16,564,499 | 303 | +14% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Professional, Scientific, and Technical Services | 0 | 1 |
| Real Estate and Rental and Leasing | 0 | 1 |
| Manufacturing | 143,311,443 | 306 |
| Wholesale Trade | 967,117 | 14 |
| Transportation and Warehousing | 719,343 | 2 |
| Mining, Quarrying, and Oil and Gas Extraction | 516,762 | 24 |
| Utilities | 156,363 | 1 |
| Public Administration | 11,319 | 1 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
ENPRO HOLDINGS, INC. - REMEDIAL SYSTEM/CENTRAL MOLONEY
PINE BLUFF, AR
|
0.95 kg/d | 0.00 | +149,900% | Jan 2020 |
|
ABB INSTALLATION PRODUCTS - PERKASIE PLANT
PERKASIE, PA
|
4.05 mg/L | 0.00 | +134,900% | Jan 2019 |
|
CHEMICAL LEAMAN TANK LINES INC
BRIDGEPORT, NJ
|
0.00 mg/L | 0.01 | +99,999% | May 2018 |
|
SOMERSET ST GROUNDWATER TREATMENT FACILITY
HOPEWELL BORO, NJ
|
0.00 mg/L | 0.02 | +99,999% | Apr 2021 |
|
TIFFEN MANUFACTURING CORPORATION
HAUPPAUGE, NY
|
0.00 mg/L | 0.01 | +99,999% | Sep 2017 |
|
YORK COUNTY SANITARY LANDFILL
STEWARTSTOWN, PA
|
0.00 mg/L | 0.00 | +99,999% | May 2017 |
|
TIFFEN MANUFACTURING CORPORATION
HAUPPAUGE, NY
|
0.00 mg/L | 0.01 | +99,999% | Sep 2017 |
|
SOMERSET ST GROUNDWATER TREATMENT FACILITY
HOPEWELL BORO, NJ
|
0.00 mg/L | 0.05 | +99,999% | Apr 2021 |
|
TIFFEN MANUFACTURING CORPORATION
HAUPPAUGE, NY
|
0.00 mg/L | 0.01 | +99,999% | Aug 2017 |
|
PORT OF SEATTLE TERMINAL 5 WHARF
SEATTLE, WA
|
0.00 mg/L | 0.01 | +99,999% | Mar 2021 |
|
PORT OF SEATTLE TERMINAL 5 WHARF
SEATTLE, WA
|
0.00 mg/L | 0.01 | +99,999% | Feb 2021 |
|
YORK COUNTY SANITARY LANDFILL
STEWARTSTOWN, PA
|
0.00 mg/L | 0.00 | +99,999% | May 2017 |
|
YORK COUNTY SANITARY LANDFILL
STEWARTSTOWN, PA
|
0.00 mg/L | 0.00 | +99,999% | May 2017 |
|
SOMERSET ST GROUNDWATER TREATMENT FACILITY
HOPEWELL BORO, NJ
|
0.00 mg/L | 0.01 | +99,999% | Apr 2021 |
|
PIANO FACTORY-GRAND HAVEN
GRAND HAVEN, MI
|
0.00 mg/L | 0.01 | +99,999% | Jul 2024 |
|
TIFFEN MANUFACTURING CORPORATION
HAUPPAUGE, NY
|
0.00 mg/L | 0.01 | +99,999% | Aug 2017 |
|
SOMERSET ST GROUNDWATER TREATMENT FACILITY
HOPEWELL BORO, NJ
|
0.00 mg/L | 0.02 | +99,999% | Apr 2021 |
|
YORK COUNTY SANITARY LANDFILL
STEWARTSTOWN, PA
|
0.00 mg/L | 0.00 | +99,999% | May 2017 |
|
RAMAPO VALLEY WELL FIELD
WEST NYACK, NY
|
0.50 mg/L | 0.00 | +99,900% | Jul 2015 |
|
ENPRO HOLDINGS, INC. - REMEDIAL SYSTEM/CENTRAL MOLONEY
PINE BLUFF, AR
|
1.00 kg/d | 0.00 | +99,900% | Jan 2020 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| CADIZ GAS PROCESSING PLANT | CADIZ, OH | 2024 | — | — | — |
| CHS MCPHERSON REFINERY INC. | MCPHERSON, KS | 2024 | — | — | — |
| DIAMOND GREEN DIESEL | NORCO, LA | 2024 | — | — | — |
| BLUESTONE GAS PLANT | EVANS CITY, PA | 2024 | — | — | — |
| MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLE | DALLAS, WV | 2024 | — | — | — |
| PAR EAST REFINERY | KAPOLEI, HI | 2024 | — | — | — |
| HARMON CREEK GAS PLANT | BULGER, PA | 2024 | — | — | — |
| COFFEYVILLE RESOURCES NITROGEN FERTILIZERS, L.L.C. | COFFEYVILLE, KS | 2024 | — | — | — |
| MOBLEY GAS PLANT | SMITHFIELD, WV | 2024 | — | — | — |
| RFS TECHNOLOGIES, INC. | MERIDEN, CT | 2024 | — | — | — |
| ASCENSUS EVANS CITY SITE | EVANS CITY, PA | 2024 | — | — | — |
| HOUSTON GAS PLANT | WASHINGTON, PA | 2024 | — | — | — |
| SHERWOOD GAS PLANT | WEST UNION, WV | 2024 | — | — | — |
| SMITHBURG GAS PLANT | WEST UNION, WV | 2024 | — | — | — |
| EQUISTAR CHEMICALS | CLINTON, IA | 2024 | 1,739,018 | 1,739,018 | — |
| BRASKEM AMERICA SEADRIFT OPERATIONS | SEADRIFT, TX | 2024 | 1,095,043 | 1,094,720 | — |
| EASTMAN CHEMICAL CO - LONGVIEW OPERATIONS | LONGVIEW, TX | 2024 | 1,048,709 | 1,048,709 | — |
| WESTLAKE LONGVIEW | LONGVIEW, TX | 2024 | 968,068 | 968,068 | — |
| CHEVRON PHILLIPS CHEMICAL COMPANY LP - CEDAR BAYOU | BAYTOWN, TX | 2024 | 822,826 | 822,826 | — |
| FORMOSA PLASTICS CORPORATION, TEXAS | POINT COMFORT, TX | 2024 | 682,454 | 682,454 | — |
| EXXON MOBIL CHEMICAL CO. | BEAUMONT, TX | 2024 | 565,000 | 565,000 | — |
| BP PRODUCTS NORTH AMERICA, INC. | WHITING, IN | 2024 | 563,000 | 563,000 | — |
| THE DOW CHEMICAL COMPANY - LOUISIANA OPERATIONS | PLAQUEMINE, LA | 2024 | 535,104 | 535,102 | 2 |
| SABINE RIVER OPERATIONS | ORANGE, TX | 2024 | 482,820 | 482,820 | — |
| LOUISIANA INTEGRATED POLYETHYLENE JV LLC | WESTLAKE, LA | 2024 | 423,738 | 423,738 | — |
| SHELL CHEMICAL | DEER PARK, TX | 2024 | 419,000 | 419,000 | — |
| WESTLAKE POLYMERS CORP, POLY 1 & 2 | SULPHUR, LA | 2024 | 352,436 | 352,436 | — |
| EQUISTAR CHEMICALS, LP - MORRIS PLANT | MORRIS, IL | 2024 | 297,982 | 297,982 | — |
| BAKER PETROLITE CORPORATION - BARNSDALL, OK | BARNSDALL, OK | 2024 | 288,533 | 288,533 | — |
| INEOS USA LLC - CHOCOLATE BAYOU PLANT | ALVIN, TX | 2024 | 282,096 | 282,096 | — |
| THE DOW CHEMICAL COMPANY TEXAS OPERATIONS | FREEPORT, TX | 2024 | 249,898 | 249,898 | — |
| NORCO MANUFACTURING COMPLEX & ASSOCIATED FACILITIES | NORCO, LA | 2024 | 239,589 | 239,589 | — |
| CHEVRON PHILLIPS CHEMICAL SWEENY OLD OCEAN FACILITIES | SWEENY, TX | 2024 | 236,575 | 236,575 | — |
| SASOL CHEMICALS (USA) LLC - LAKE CHARLES CHEMICAL COMPLEX | WESTLAKE, LA | 2024 | 218,438 | 218,438 | — |
| EQUISTAR CHEMICALS LP - LAKE CHARLES POLYMERS SITE | WESTLAKE, LA | 2024 | 177,222 | 177,222 | — |
| SHELL CHEMICAL APPALACHIA LLC | MONACA, PA | 2024 | 165,900 | 165,900 | — |
| INEOS O&P USA LLC - BATTLEGROUND MANUFACTURING | LA PORTE, TX | 2024 | 159,326 | 159,326 | — |
| BASF TOTALENERGIES PETROCHEMICALS LLC | PORT ARTHUR, TX | 2024 | 153,145 | 153,145 | — |
| EXXONMOBIL BEAUMONT CHEMICAL PLANT (BMCP) | BEAUMONT, TX | 2024 | 153,000 | 153,000 | — |
| PORT ARTHUR PLANT | PORT ARTHUR, TX | 2024 | 131,016 | 131,016 | — |
| UNION CARBIDE CORP - ST CHARLES PLANT | HAHNVILLE, LA | 2024 | 121,548 | 121,548 | — |
| SHELL CHEMICAL LP - GEISMAR PLANT | GEISMAR, LA | 2024 | 113,781 | 113,781 | — |
| EXXONMOBIL BATON ROUGE PLASTICS PLANT | BATON ROUGE, LA | 2024 | 110,650 | 110,650 | — |
| GULF COAST GROWTH VENTURES LLC | GREGORY, TX | 2024 | 109,652 | 109,652 | — |
| EQUISTAR CHEMICALS | CORPUS CHRISTI, TX | 2024 | 102,073 | 102,073 | — |
| INDORAMA VENTURES OXIDES - PORT NECHES OPERATIONS | PORT NECHES, TX | 2024 | 101,291 | 101,291 | — |
| ORANGE PLANT | ORANGE, TX | 2024 | 92,670 | 92,670 | — |
| BAYTOWN OLEFINS PLANT | BAYTOWN, TX | 2024 | 91,000 | 91,000 | — |
| CHEVRON PHILLIPS CHEMICAL ORANGE POLYETHYLENE PLANT | ORANGE, TX | 2024 | 86,784 | 86,784 | — |
| MONT BELVIEU PLASTICS PLANT | MONT BELVIEU, TX | 2024 | 85,744 | 85,744 | — |