Ethylidene dichloride
CAS # 75-34-3
95,349 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 | 9,364 | 18 | — |
| 2016 | 8,331 | 18 | -11% |
| 2017 | 8,018 | 16 | -4% |
| 2018 | 8,615 | 15 | +7% |
| 2019 | 1,966 | 5 | -77% |
| 2020 | 12,296 | 15 | +525% |
| 2021 | 9,714 | 14 | -21% |
| 2022 | 14,364 | 15 | +48% |
| 2023 | 12,827 | 15 | -11% |
| 2024 | 9,854 | 15 | -23% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Manufacturing | 95,279 | 19 |
| Administrative and Support and Waste Management | 71 | 4 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| WESTLAKE US 2 LLC | WESTLAKE, LA | 2024 | 6,002 | 6,000 | 2 |
| WESTLAKE VINYLS CO LP | GEISMAR, LA | 2024 | 1,625 | 1,625 | — |
| FORMOSA PLASTICS LOUISIANA | BATON ROUGE, LA | 2024 | 1,305 | 1,305 | — |
| OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY | GEISMAR, LA | 2024 | 269 | 264 | 5 |
| OXY VINYLS LP - LA PORTE VCM PLANT | LA PORTE, TX | 2024 | 156 | 156 | — |
| SHINTECH PLAQUEMINE PLANT | PLAQUEMINE, LA | 2024 | 147 | 147 | — |
| ASH GROVE CEMENT CO-CHANUTE PLANT | CHANUTE, KS | 2024 | 110 | 110 | — |
| WESTLAKE VINYLS, INC. | CALVERT CITY, KY | 2024 | 64 | 62 | 2 |
| WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY | PLAQUEMINE, LA | 2024 | 60 | 60 | — |
| WESTLAKE CHEMICALS & VINYLS LLC | WESTLAKE, LA | 2024 | 57 | 57 | — |
| FORMOSA PLASTICS CORPORATION, TEXAS | POINT COMFORT, TX | 2024 | 39 | 39 | — |
| OLIN BLUE CUBE | FREEPORT, TX | 2024 | 16 | 16 | — |
| CLEAN HARBORS DEER PARK LLC | LA PORTE, TX | 2024 | 3 | 3 | — |
| EQUILON LUBRICANTS CO - DEER PARK | DEER PARK, TX | 2024 | 1 | 1 | — |
| HERITAGE THERMAL SERVICES | EAST LIVERPOOL, OH | 2024 | 0 | 0 | — |
| WESTLAKE US 2 LLC | WESTLAKE, LA | 2023 | 8,900 | 8,900 | — |
| FORMOSA PLASTICS CORPORATION, TEXAS | POINT COMFORT, TX | 2023 | 1,594 | 1,594 | — |
| FORMOSA PLASTICS LOUISIANA | BATON ROUGE, LA | 2023 | 1,337 | 1,337 | — |
| OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY | GEISMAR, LA | 2023 | 214 | 210 | 4 |
| OXY VINYLS LP - LA PORTE VCM PLANT | LA PORTE, TX | 2023 | 157 | 157 | — |
| WESTLAKE VINYLS CO LP | GEISMAR, LA | 2023 | 155 | 155 | — |
| SHINTECH PLAQUEMINE PLANT | PLAQUEMINE, LA | 2023 | 133 | 133 | — |
| WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY | PLAQUEMINE, LA | 2023 | 114 | 114 | — |
| WESTLAKE VINYLS, INC. | CALVERT CITY, KY | 2023 | 99 | 99 | — |
| WESTLAKE CHEMICALS & VINYLS LLC | WESTLAKE, LA | 2023 | 90 | 90 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2023 | 15 | 15 | — |
| OLIN BLUE CUBE | FREEPORT, TX | 2023 | 12 | 12 | — |
| HOLCIM (US) INC. | HOLLY HILL, SC | 2023 | 5 | 5 | — |
| EQUILON LUBRICANTS CO - DEER PARK | DEER PARK, TX | 2023 | 1 | 1 | — |
| HERITAGE THERMAL SERVICES | EAST LIVERPOOL, OH | 2023 | 0 | 0 | — |
| WESTLAKE US 2 LLC | WESTLAKE, LA | 2022 | 11,724 | 11,700 | 24 |
| FORMOSA PLASTICS LOUISIANA | BATON ROUGE, LA | 2022 | 1,324 | 1,324 | — |
| WESTLAKE VINYLS CO LP | GEISMAR, LA | 2022 | 325 | 325 | — |
| OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY | GEISMAR, LA | 2022 | 306 | 301 | 5 |
| WESTLAKE CHEMICALS & VINYLS LLC - PLAQUEMINE FACILITY | PLAQUEMINE, LA | 2022 | 169 | 169 | — |
| SHINTECH PLAQUEMINE PLANT | PLAQUEMINE, LA | 2022 | 157 | 157 | — |
| OXY VINYLS LP - LA PORTE VCM PLANT | LA PORTE, TX | 2022 | 154 | 154 | — |
| WESTLAKE VINYLS, INC. | CALVERT CITY, KY | 2022 | 77 | 77 | — |
| FORMOSA PLASTICS CORPORATION, TEXAS | POINT COMFORT, TX | 2022 | 62 | 62 | — |
| WESTLAKE CHEMICALS & VINYLS LLC | WESTLAKE, LA | 2022 | 51 | 51 | — |
| OLIN BLUE CUBE | FREEPORT, TX | 2022 | 7 | 7 | — |
| VEOLIA ES TECHNICAL SOLUTIONS | BEAUMONT, TX | 2022 | 4 | 4 | — |
| EQUILON LUBRICANTS CO - DEER PARK | DEER PARK, TX | 2022 | 2 | 2 | — |
| CLEAN HARBORS DEER PARK LLC | LA PORTE, TX | 2022 | 2 | 2 | — |
| HERITAGE THERMAL SERVICES | EAST LIVERPOOL, OH | 2022 | 0 | 0 | — |
| WESTLAKE US 2 LLC | WESTLAKE, LA | 2021 | 7,180 | 7,000 | 180 |
| FORMOSA PLASTICS LOUISIANA | BATON ROUGE, LA | 2021 | 1,338 | 1,338 | — |
| OCCIDENTAL CHEMICAL CORPORATION - GEISMAR FACILITY | GEISMAR, LA | 2021 | 314 | 309 | 5 |
| OXY VINYLS LP - LA PORTE VCM PLANT | LA PORTE, TX | 2021 | 228 | 228 | — |
| WESTLAKE VINYLS, INC. | CALVERT CITY, KY | 2021 | 218 | 218 | — |