Westlake Chemical
Rank in Toxic 100: 47
Rank among all TRI companies: 96
Air releases 2018 (lbs): 3,150,181
Incineration transfers 2018 (lbs): 917,461
Total Air and Incineration Toxic Score 2018: 618,653
Percentage of national total 2018 toxic air and incineration score: 0.2%
EJ: Poor Share: 16%
EJ: Minority Share: 29%
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 34 on the Toxic 100 Water list .
This company has information in PERI's Greenhouse database .
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1,1,1,2-Tetrachloroethane
3,733
1,802
360
0.06%
15.0%
26.1%
1,1,1-Trichloroethane
35,517
7,710
1
0.00%
15.0%
26.1%
1,1,2,2-Tetrachloroethane
1,743
7,407
6,974
1.13%
15.5%
26.1%
1,1,2-Trichloroethane
11,918
20,299
1,849
0.30%
15.2%
27.2%
1,2,4-Trichlorobenzene
10
620
0
0.00%
15.8%
26.9%
1,2,4-Trimethylbenzene
46
0
0
0.00%
15.1%
22.1%
1,2-Butylene oxide
721
0
5
0.00%
15.0%
26.1%
1,2-Dichloroethane
209,401
51,502
279,130
45.12%
15.4%
25.4%
1,2-Dichloroethylene
6,730
125
21
0.00%
15.1%
26.1%
1,3-Butadiene
23,665
0
23,998
3.88%
15.2%
17.4%
1,4-Dichloro-2-butene
1
21
300
0.05%
15.3%
23.5%
1,4-Dichlorobenzene
28
0
0
0.00%
15.8%
10.3%
Acetaldehyde
5,839
0
1,249
0.20%
20.6%
52.9%
Acetophenone
69,699
156
2
0.00%
16.0%
10.9%
Ammonia
97,167
0
7
0.00%
16.6%
30.7%
Anthracene
259
0
0
0.00%
16.3%
7.7%
Antimony compounds
0
0
1
0.00%
26.3%
51.1%
Asbestos (friable)
4
0
3,701
0.60%
20.1%
51.6%
Benzene
33,037
9,092
12,103
1.96%
15.8%
15.4%
Biphenyl
210
0
1
0.00%
16.1%
10.7%
Bis(2-chloroethyl)ether
63
399
473
0.08%
14.4%
29.1%
Bromine
24
0
2
0.00%
15.0%
26.1%
Butyl acrylate
1,345
0
139
0.02%
21.4%
55.6%
Carbon tetrachloride
17,099
275
4,889
0.79%
15.9%
18.0%
CFC-12
9,594
0
2
0.00%
17.2%
52.5%
Chlorine
65,649
0
9,194
1.49%
16.1%
22.6%
Chlorobenzene
3,260
477
0
0.00%
15.4%
42.7%
Chlorodifluoromethane (HCFC-22)
37,687
0
0
0.00%
17.2%
52.5%
Chloroethane (Ethyl chloride)
12,074
160
0
0.00%
15.3%
28.4%
Chloroform
66,893
24,944
43,424
7.02%
15.6%
36.6%
Chloromethane
48
0
1
0.00%
17.3%
52.4%
Chloroprene
6,100
0
91,369
14.77%
15.1%
44.7%
Chromium compounds
15
0
5,142
0.83%
20.0%
52.0%
Copper
24
0
0
0.00%
15.8%
10.2%
Copper compounds
710
0
20
0.00%
14.9%
26.0%
Cumene
35,461
19,352
9
0.00%
17.1%
51.8%
Dichlorobenzene (mixed isomers)
65
271
0
0.00%
15.5%
26.6%
Dichloromethane
59
0
0
0.00%
18.0%
31.1%
Dicyclopentadiene
8,607
0
261
0.04%
15.3%
8.8%
Dinitrobutyl phenol (Dinoseb)
9
0
0
0.00%
15.2%
22.6%
Dioxin and dioxin-like compounds
0
1
2
0.00%
17.3%
37.1%
Ethylbenzene
7,858
1,200
139
0.02%
15.5%
23.5%
Ethylene
1,503,815
0
28
0.00%
15.7%
35.6%
Ethylene glycol
5,817
0
2
0.00%
21.2%
54.9%
Ethylene oxide
9
0
1,396
0.23%
15.7%
26.8%
Ethylidene dichloride
6,841
9
117
0.02%
15.1%
25.8%
Formaldehyde
28,823
0
36,115
5.84%
20.2%
51.5%
Hexachloro-1,3-butadiene
125
17,001
17
0.00%
15.0%
25.7%
Hexachlorobenzene
544
1,100
2,814
0.45%
15.9%
12.4%
Hexachloroethane
356
1,500
162
0.03%
15.4%
31.0%
Hydrochloric acid
157,788
0
270
0.04%
16.5%
22.1%
Isoprene
15
0
0
0.00%
0.0%
0.0%
Lead
12
0
0
0.00%
15.8%
26.9%
Lead compounds
2
0
0
0.00%
20.1%
51.6%
Maleic anhydride
4,244
0
621
0.10%
20.4%
51.3%
Mercury compounds
128
0
10
0.00%
14.5%
5.8%
Methanol
27,792
0
0
0.00%
17.5%
53.2%
Methyl acrylate
3,971
0
22
0.00%
21.2%
55.1%
Methyl tert-butyl ether
159
0
0
0.00%
15.3%
22.6%
n-Hexane
30,566
0
4
0.00%
20.6%
52.4%
Naphthalene
9,022
38
385
0.06%
15.8%
11.3%
Nickel compounds
135
0
1,121
0.18%
18.6%
52.1%
Nitrate compounds (water dissociable)
0
4
0
0.00%
0.0%
0.0%
Pentachlorobenzene
3
720
0
0.00%
15.8%
13.5%
Pentachloroethane
464
7,444
0
0.00%
0.0%
0.0%
Phenanthrene
2
0
0
0.00%
0.0%
0.0%
Phenol
156
0
0
0.00%
18.3%
53.0%
Phthalic anhydride
3,352
0
28
0.00%
26.8%
74.0%
Polychlorinated biphenyls (PCBs)
0
66
0
0.00%
15.8%
26.9%
Polycyclic aromatic compounds
43
2
58
0.01%
19.1%
43.9%
Propylene (Propene)
141,808
182,698
2
0.00%
15.0%
16.5%
Sodium nitrite
10
0
0
0.00%
13.4%
42.3%
Styrene
27,712
800
1
0.00%
14.6%
21.8%
tert-Butyl alcohol
562
375
0
0.00%
19.3%
48.7%
Tetrachloroethylene (Perchloroethylene)
63,978
11,468
1,034
0.17%
15.0%
26.2%
Toluene
13,580
1,881
0
0.00%
15.9%
19.5%
trans-1,4-Dichloro-2-butene
16
0
0
0.00%
0.0%
0.0%
Trichloroethylene
24,411
4,970
10,513
1.70%
15.0%
26.4%
Vinyl acetate
80,113
463,212
82
0.01%
9.6%
18.2%
Vinyl chloride
231,237
75,444
79,073
12.78%
16.7%
21.3%
Vinylidene chloride
3,305
51
2
0.00%
14.9%
27.8%
Xylene (mixed isomers)
6,804
2,864
2
0.00%
16.7%
21.8%
Zinc compounds
91
0
0
0.00%
20.2%
52.0%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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