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Westlake Chemical

Rank in Toxic 100: 41
Rank among all TRI companies: 68
Air releases 2020 (lbs): 4,250,735
Incineration transfers 2020 (lbs): 14,569,383
Total Air and Incineration Toxic Score 2020: 879,469
Percentage of national total 2020 toxic air and incineration score: 0.3%
EJ: Poor Share: 16%
EJ: Minority Share: 28%

You can also view this company's penalties in Violation Tracker.
You can also look at this company's state, local, and Federal subsidies in Subsidy Tracker.
This company is rank 30 on the Toxic 100 Water list.
This company is rank 98 on the Greenhouse 100 list.

Chemicals displayed below: (
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(Click on column headers to re-sort table: current sort is by percent of total company score.)
(Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)
Ethylene oxide 1,248 0 392,306 44.61% 14.8% 24.0%
1,2-Dichloroethane 136,464 13,291,427 225,648 25.66% 15.4% 29.8%
Vinyl chloride 201,516 20,518 93,540 10.64% 15.7% 26.3%
Chloroform 62,563 5,741 40,861 4.65% 15.5% 37.4%
Formaldehyde 30,762 0 39,285 4.47% 19.9% 51.7%
1,3-Butadiene 21,186 0 23,797 2.71% 14.6% 17.8%
Benzene 43,140 276,325 12,836 1.46% 15.3% 14.6%
Trichloroethylene 24,301 9,161 11,345 1.29% 15.6% 26.9%
Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processi 16 0 7,098 0.81% 21.5% 52.1%
Chlorine 48,348 0 6,775 0.77% 15.9% 28.7%
1,1,2,2-Tetrachloroethane 1,391 3,014 6,130 0.70% 15.6% 28.2%
Carbon tetrachloride 14,881 742 4,553 0.52% 15.7% 18.5%
Hexachlorobenzene 489 2,301 2,577 0.29% 15.6% 11.5%
1,1,2-Trichloroethane 12,863 8,550 2,277 0.26% 15.7% 27.7%
Asbestos (friable) 3 0 1,846 0.21% 19.5% 52.0%
Acetaldehyde 7,171 0 1,561 0.18% 19.7% 50.2%
Nickel 265 0 1,208 0.14% 15.8% 26.9%
Tetrachloroethylene 42,485 15,993 1,039 0.12% 15.7% 26.7%
Maleic anhydride 4,121 0 611 0.07% 20.1% 51.8%
Nickel compounds 135 0 587 0.07% 18.8% 52.7%
1,1,1,2-Tetrachloroethane 5,341 2,100 511 0.06% 15.7% 26.7%
Antimony compounds 750 0 470 0.05% 10.0% 41.1%
Naphthalene 8,591 116,055 374 0.04% 15.3% 11.3%
Chloroprene 31 0 316 0.04% 13.9% 32.5%
1,4-Dichloro-2-butene 1 52 303 0.03% 16.7% 23.3%
Dicyclopentadiene 8,867 0 271 0.03% 14.8% 8.3%
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 141,208 0 182 0.02% 16.3% 19.5%
Ethylidene dichloride (1,1-Dichloroethane) 9,560 290 180 0.02% 15.7% 26.7%
Butyl acrylate 1,669 0 176 0.02% 21.0% 55.9%
Ethylbenzene 7,838 1,123 174 0.02% 14.8% 21.2%
Hexachloroethane 286 620 143 0.02% 15.8% 29.0%
Bis(2-chloroethyl) ether 13 77 135 0.02% 16.4% 20.3%
Vinyl acetate 73,471 0 75 0.01% 11.0% 20.1%
Polycyclic aromatic compounds 34 2 65 0.01% 15.7% 28.9%
Ethylene 2,691,412 0 61 0.01% 14.7% 29.1%
Phthalic anhydride 3,352 0 27 0.00% 20.6% 69.9%
Methyl acrylate 4,195 0 23 0.00% 20.9% 55.4%
Hexachloro-1,3-butadiene (Hexachlorobutadiene) 120 6,904 19 0.00% 15.7% 26.6%
Dichloromethane (Methylene chloride) 8,413 1 11 0.00% 15.7% 26.7%
Mercury compounds 130 0 10 0.00% 15.4% 5.8%
n-Hexane (Hexane) 60,357 0 9 0.00% 19.5% 48.6%
Ethylene glycol 16,534 346 7 0.00% 14.1% 25.4%
Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia i 70,127 178 6 0.00% 16.8% 32.8%
1,2-Dichloroethylene 1,829 1,100 6 0.00% 15.7% 27.2%
1,2-Butylene oxide 647 1 4 0.00% 15.6% 26.6%
Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or brom 338 0 4 0.00% 15.7% 26.7%
Acetophenone 88,718 0 3 0.00% 15.9% 12.4%
Lead 12 0 3 0.00% 15.1% 24.6%
Propylene 151,820 160,474 3 0.00% 14.9% 16.5%
Xylene (mixed isomers) 6,733 11,368 2 0.00% 15.7% 19.3%
Dichlorodifluoromethane (CFC-12) 13,860 0 2 0.00% 17.2% 54.6%
Bromine 24 0 2 0.00% 15.7% 26.7%
Vinylidene chloride (1,1-Dichloroethylene) 3,157 92 2 0.00% 15.6% 27.5%
Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like 0 2 2 0.00% 17.0% 35.4%
Zinc compounds 344 0 1 0.00% 10.2% 41.4%
Styrene 19,300 2,746 1 0.00% 14.7% 21.9%
1,1,1-Trichloroethane 35,810 44,500 1 0.00% 15.7% 26.5%
Biphenyl 201 0 1 0.00% 15.6% 8.3%
Mercury 2 0 1 0.00% 15.0% 24.2%
1,4-Dichlorobenzene (p-Dichlorobenzene) 40 0 0 0.00% 15.6% 10.1%
Methyl tert-butyl ether 270 0 0 0.00% 15.8% 24.4%
Manganese compounds 0 0 0 0.00% 24.7% 50.1%
Chlorodifluoromethane (HCFC-22) 93,405 0 0 0.00% 16.9% 49.8%
Copper 45 0 0 0.00% 15.5% 10.0%
Cumene 2,281 1 0 0.00% 16.1% 10.7%
Lead compounds 2 0 0 0.00% 19.5% 52.0%
Toluene 15,604 116,962 0 0.00% 15.5% 21.0%
Methanol 29,183 10 0 0.00% 17.3% 53.4%
Chlorobenzene 3,062 468,132 0 0.00% 15.2% 43.7%
Chloroethane 12,780 2 0 0.00% 15.6% 29.6%
Dinitrobutyl phenol (Dinoseb) 6 0 0 0.00% 15.8% 24.4%
1,2,4-Trimethylbenzene 58 0 0 0.00% 14.7% 22.5%
Polychlorinated biphenyls 0 51 0 0.00% 16.3% 27.6%
Phenol 192 0 0 0.00% 17.8% 55.1%
tert-Butyl alcohol (tert-Butanol) 563 0 0 0.00% 19.2% 49.0%
Dichlorobenzene (mixed isomers) 60 167 0 0.00% 15.9% 27.1%
Anthracene 245 0 0 0.00% 15.6% 6.9%
Pentachlorobenzene 0 88 0 0.00% 16.3% 27.6%
1,2,4-Trichlorobenzene 10 260 0 0.00% 16.3% 27.6%
Pentachloroethane 1,595 1,908 0 0.00% 0.0% 0.0%
Isoprene 2,891 0 0 0.00% 0.0% 0.0%
Phenanthrene 2 0 0 0.00% 0.0% 0.0%
trans-1,4-Dichloro-2-butene 3 0 0 0.00% 0.0% 0.0%

For explanations of most columns above, including the EJ Shares, see the technical notes.

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