Westlake Chemical
Rank in Toxic 100: 47
Rank among all TRI companies: 115
Air releases 2017 (lbs): 3,209,537
Incineration transfers 2017 (lbs): 777,365
Total Air and Incineration Toxic Score 2017: 634,732
Percentage of national total 2017 toxic air and incineration score: 0.2%
EJ: Poor Share: 16%
EJ: Minority Share: 32%
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 37 on the Toxic 100 Water list .
This company has information in PERI's Greenhouse database .
Chemicals displayed below: ( display facilities ) ( display chemicals at facilities )
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(Click on column headers to re-sort table: current sort is by revised incineration transfers.)
(Links on chemical names lead to Scorecard chemical health effects.)
Vinyl acetate
82,127
449,649
89
0.01%
9.8%
14.7%
1,1,2-Trichloroethane
11,028
73,976
1,872
0.29%
15.4%
26.7%
1,2-Dichloroethane
173,203
37,735
271,151
42.72%
15.6%
28.1%
Tetrachloroethylene (Perchloroethylene)
66,042
36,190
1,177
0.19%
15.2%
25.1%
Hexachloro-1,3-butadiene
336
33,000
85
0.01%
15.2%
25.0%
1,1,1-Trichloroethane
35,416
29,600
1
0.00%
15.2%
25.0%
Benzene
32,208
16,025
9,423
1.48%
16.3%
14.0%
Pentachloroethane
554
16,002
0
0.00%
0.0%
0.0%
Biphenyl
5,934
12,000
161
0.03%
15.1%
24.7%
1,1,2,2-Tetrachloroethane
1,422
9,997
6,877
1.08%
15.6%
23.8%
Trichloroethylene
24,618
9,729
11,072
1.74%
15.2%
25.4%
Chloroform
55,654
6,445
54,622
8.61%
15.6%
38.8%
1,2-Dichloroethylene
5,864
6,070
18
0.00%
15.3%
25.2%
Bis(2-chloroethyl)ether
23
5,831
389
0.06%
14.3%
36.2%
1,2,4-Trichlorobenzene
7
5,600
0
0.00%
15.7%
26.3%
Dichlorobenzene (mixed isomers)
63
4,500
0
0.00%
15.5%
25.7%
1,1,1,2-Tetrachloroethane
3,851
4,430
369
0.06%
15.2%
25.0%
Hexachlorobenzene
559
4,014
3,843
0.61%
16.5%
11.7%
Hexachloroethane
326
3,600
162
0.03%
16.1%
30.9%
Pentachlorobenzene
0
2,783
0
0.00%
0.0%
0.0%
Chlorobenzene
193
2,157
0
0.00%
15.6%
18.1%
Phthalic anhydride
3,352
2,120
13
0.00%
23.3%
67.9%
Naphthalene
7,894
1,625
412
0.06%
16.1%
10.5%
Carbon tetrachloride
15,672
1,514
5,077
0.80%
15.5%
19.2%
Phenanthrene
2
667
0
0.00%
0.0%
0.0%
Vinyl chloride
188,563
664
69,019
10.87%
16.3%
23.5%
tert-Butyl alcohol
1,645
509
1
0.00%
12.8%
23.8%
Vinylidene chloride
3,483
360
2
0.00%
15.1%
27.1%
Styrene
31,338
314
1
0.00%
15.4%
21.0%
Chloroethane (Ethyl chloride)
22,594
95
0
0.00%
15.5%
27.9%
Polychlorinated biphenyls (PCBs)
0
90
0
0.00%
15.7%
26.3%
1,4-Dichloro-2-butene
1
34
299
0.05%
15.5%
22.9%
Polycyclic aromatic compounds
32
19
49
0.01%
19.3%
41.8%
Ethylidene dichloride
6,281
14
101
0.02%
15.2%
25.5%
1,4-Dichlorobenzene
24
4
0
0.00%
16.4%
10.0%
Dioxin and dioxin-like compounds
0
1
2
0.00%
17.9%
37.6%
1,2-Butylene oxide
435
1
3
0.00%
15.1%
25.0%
Ammonia
65,618
1
7
0.00%
17.4%
36.7%
Formaldehyde
30,611
0
35,099
5.53%
20.8%
51.0%
Methanol
26,743
0
0
0.00%
19.8%
55.0%
Ethylene
1,833,891
0
34
0.01%
14.8%
28.8%
Chloromethane
53
0
1
0.00%
19.7%
54.4%
Acetaldehyde
6,258
0
1,254
0.20%
21.4%
52.9%
Dichloromethane
54
0
0
0.00%
18.6%
30.3%
Ethylene oxide
5
0
664
0.10%
16.7%
29.6%
Chlorodifluoromethane (HCFC-22)
24,104
0
0
0.00%
19.7%
54.5%
CFC-12
14,760
0
2
0.00%
19.7%
54.5%
Dicyclopentadiene
8,343
0
317
0.05%
15.4%
8.4%
Isoprene
99
0
0
0.00%
0.0%
0.0%
Dinitrobutyl phenol (Dinoseb)
9
0
0
0.00%
15.9%
21.6%
1,2,4-Trimethylbenzene
2
0
0
0.00%
15.9%
21.2%
Methyl acrylate
4,094
0
22
0.00%
22.4%
55.6%
Cumene
21,748
0
5
0.00%
19.5%
53.0%
Acetophenone
45
0
0
0.00%
19.7%
54.8%
Ethylbenzene
8,549
0
106
0.02%
17.5%
26.9%
1,3-Butadiene
15,109
0
7,859
1.24%
16.5%
14.7%
Ethylene glycol
5,763
0
2
0.00%
22.3%
55.5%
Maleic anhydride
4,203
0
620
0.10%
21.8%
53.7%
Toluene
11,663
0
0
0.00%
16.9%
18.5%
Phenol
160
0
0
0.00%
20.4%
54.5%
n-Hexane
26,069
0
4
0.00%
21.8%
54.0%
trans-1,4-Dichloro-2-butene
4
0
0
0.00%
0.0%
0.0%
Propylene (Propene)
91,826
0
1
0.00%
13.6%
15.3%
Anthracene
234
0
0
0.00%
15.7%
7.7%
Chloroprene
6,042
0
132,273
20.84%
15.1%
43.8%
Butyl acrylate
1,424
0
146
0.02%
22.6%
56.2%
Xylene (mixed isomers)
8,049
0
2
0.00%
18.3%
29.9%
Asbestos (friable)
3
0
3,102
0.49%
20.9%
51.3%
Methyl tert-butyl ether
141
0
0
0.00%
15.9%
21.6%
Lead
11
0
0
0.00%
15.7%
26.3%
Copper
21
0
0
0.00%
16.3%
9.9%
Sodium nitrite
10
0
0
0.00%
13.9%
42.8%
Hydrochloric acid
158,373
0
483
0.08%
15.8%
25.2%
Bromine
24
0
2
0.00%
15.2%
25.0%
Chlorine
52,110
0
7,642
1.20%
16.6%
28.2%
Antimony compounds
1,060
0
926
0.15%
11.5%
38.7%
Chromium compounds
22
0
6,382
1.01%
19.8%
54.2%
Copper compounds
1,110
0
30
0.00%
15.1%
25.1%
Lead compounds
2
0
0
0.00%
20.9%
51.3%
Mercury compounds
128
0
10
0.00%
15.1%
5.3%
Nickel compounds
156
0
1,445
0.23%
20.3%
53.0%
Zinc compounds
90
0
0
0.00%
21.1%
51.7%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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