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
18
89
0.01%
9.8%
29.7%
14.7%
9.1%
3.5%
1,1,2-Trichloroethane
11,028
73,976
5,700
1,872
0.29%
15.4%
35.4%
26.7%
19.6%
3.6%
1,2-Dichloroethane
173,203
37,735
93,000
271,151
42.72%
15.6%
33.4%
28.1%
20.9%
3.7%
Tetrachloroethylene (Perchloroethylene)
66,042
36,190
930
1,177
0.19%
15.2%
35.8%
25.1%
18.0%
3.5%
Hexachloro-1,3-butadiene
336
33,000
7,900
85
0.01%
15.2%
35.8%
25.0%
17.9%
3.5%
1,1,1-Trichloroethane
35,416
29,600
1
1
0.00%
15.2%
35.8%
25.0%
18.0%
3.5%
Benzene
32,208
16,025
28,000
9,423
1.48%
16.3%
37.4%
14.0%
8.3%
3.4%
Pentachloroethane
554
16,002
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Biphenyl
5,934
12,000
800
161
0.03%
15.1%
35.7%
24.7%
17.7%
3.5%
1,1,2,2-Tetrachloroethane
1,422
9,997
210,000
6,877
1.08%
15.6%
35.7%
23.8%
17.1%
3.4%
Trichloroethylene
24,618
9,729
15,000
11,072
1.74%
15.2%
35.6%
25.4%
18.3%
3.5%
Chloroform
55,654
6,445
82,000
54,622
8.61%
15.6%
31.5%
38.8%
29.9%
4.5%
1,2-Dichloroethylene
5,864
6,070
110
18
0.00%
15.3%
35.7%
25.2%
18.2%
3.5%
Bis(2-chloroethyl)ether
23
5,831
1,200,000
389
0.06%
14.3%
29.5%
36.2%
27.6%
4.5%
1,2,4-Trichlorobenzene
7
5,600
18
0
0.00%
15.7%
36.3%
26.3%
18.6%
3.7%
Dichlorobenzene (mixed isomers)
63
4,500
18
0
0.00%
15.5%
36.0%
25.7%
18.3%
3.6%
1,1,1,2-Tetrachloroethane
3,851
4,430
2,600
369
0.06%
15.2%
35.7%
25.0%
18.0%
3.5%
Hexachlorobenzene
559
4,014
1,600,000
3,843
0.61%
16.5%
36.3%
11.7%
6.5%
2.6%
Hexachloroethane
326
3,600
14,000
162
0.03%
16.1%
37.0%
30.9%
23.8%
3.6%
Pentachlorobenzene
0
2,783
1,300
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Chlorobenzene
193
2,157
4
0
0.00%
15.6%
34.6%
18.1%
11.8%
3.2%
Phthalic anhydride
3,352
2,120
180
13
0.00%
23.3%
53.7%
67.9%
61.0%
1.1%
Naphthalene
7,894
1,625
12,000
412
0.06%
16.1%
36.2%
10.5%
5.3%
2.8%
Carbon tetrachloride
15,672
1,514
21,000
5,077
0.80%
15.5%
34.1%
19.2%
12.7%
3.3%
Phenanthrene
2
667
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Vinyl chloride
188,563
664
31,000
69,019
10.87%
16.3%
34.8%
23.5%
17.1%
3.2%
tert-Butyl alcohol
1,645
509
10
1
0.00%
12.8%
33.9%
23.8%
13.7%
7.6%
Vinylidene chloride
3,483
360
18
2
0.00%
15.1%
35.0%
27.1%
19.8%
3.6%
Styrene
31,338
314
4
1
0.00%
15.4%
36.7%
21.0%
13.6%
3.8%
Chloroethane (Ethyl chloride)
22,594
95
0
0
0.00%
15.5%
35.4%
27.9%
20.6%
3.7%
Polychlorinated biphenyls (PCBs)
0
90
360,000
0
0.00%
15.7%
36.3%
26.3%
18.6%
3.7%
1,4-Dichloro-2-butene
1
34
9,300,000
299
0.05%
15.5%
36.2%
22.9%
16.2%
3.4%
Polycyclic aromatic compounds
32
19
390,000
49
0.01%
19.3%
37.1%
41.8%
33.8%
4.0%
Ethylidene dichloride
6,281
14
570
101
0.02%
15.2%
35.5%
25.5%
18.4%
3.5%
1,4-Dichlorobenzene
24
4
3,900
0
0.00%
16.4%
36.3%
10.0%
5.0%
2.5%
Dioxin and dioxin-like compounds
0
1
1,400,000,000
2
0.00%
17.9%
35.7%
37.6%
29.7%
4.0%
1,2-Butylene oxide
435
1
180
3
0.00%
15.1%
35.7%
25.0%
17.9%
3.5%
Ammonia
65,618
1
7
7
0.00%
17.4%
38.1%
36.7%
24.2%
8.9%
Formaldehyde
30,611
0
46,000
35,099
5.53%
20.8%
46.3%
51.0%
26.1%
22.0%
Methanol
26,743
0
0
0
0.00%
19.8%
42.7%
55.0%
48.1%
3.6%
Ethylene
1,833,891
0
1
34
0.01%
14.8%
36.8%
28.8%
15.9%
10.4%
Chloromethane
53
0
640
1
0.00%
19.7%
42.0%
54.4%
47.3%
3.8%
Acetaldehyde
6,258
0
7,900
1,254
0.20%
21.4%
47.0%
52.9%
27.2%
22.7%
Dichloromethane
54
0
36
0
0.00%
18.6%
37.4%
30.3%
23.6%
3.4%
Ethylene oxide
5
0
11,000,000
664
0.10%
16.7%
36.7%
29.6%
22.3%
3.7%
Chlorodifluoromethane (HCFC-22)
24,104
0
0
0
0.00%
19.7%
42.2%
54.5%
47.5%
3.8%
CFC-12
14,760
0
5
2
0.00%
19.7%
42.2%
54.5%
47.5%
3.8%
Dicyclopentadiene
8,343
0
18,000
317
0.05%
15.4%
35.0%
8.4%
3.5%
2.5%
Isoprene
99
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Dinitrobutyl phenol (Dinoseb)
9
0
1,000
0
0.00%
15.9%
37.0%
21.6%
14.0%
4.3%
1,2,4-Trimethylbenzene
2
0
58
0
0.00%
15.9%
36.9%
21.2%
13.7%
4.3%
Methyl acrylate
4,094
0
180
22
0.00%
22.4%
48.0%
55.6%
28.9%
23.6%
Cumene
21,748
0
9
5
0.00%
19.5%
42.3%
53.0%
46.1%
3.7%
Acetophenone
45
0
10
0
0.00%
19.7%
42.4%
54.8%
47.8%
3.7%
Ethylbenzene
8,549
0
890
106
0.02%
17.5%
40.8%
26.9%
20.7%
3.9%
1,3-Butadiene
15,109
0
110,000
7,859
1.24%
16.5%
39.1%
14.7%
9.0%
3.7%
Ethylene glycol
5,763
0
9
2
0.00%
22.3%
48.0%
55.5%
28.8%
23.6%
Maleic anhydride
4,203
0
5,000
620
0.10%
21.8%
47.3%
53.7%
27.7%
22.9%
Toluene
11,663
0
1
0
0.00%
16.9%
38.2%
18.5%
12.5%
3.6%
Phenol
160
0
18
0
0.00%
20.4%
41.9%
54.5%
47.2%
3.9%
n-Hexane
26,069
0
5
4
0.00%
21.8%
47.4%
54.0%
27.9%
23.0%
trans-1,4-Dichloro-2-butene
4
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Propylene (Propene)
91,826
0
1
1
0.00%
13.6%
34.8%
15.3%
9.6%
3.6%
Anthracene
234
0
3
0
0.00%
15.7%
34.0%
7.7%
2.5%
2.7%
Chloroprene
6,042
0
1,100,000
132,273
20.84%
15.1%
29.7%
43.8%
34.1%
4.9%
Butyl acrylate
1,424
0
3,500
146
0.02%
22.6%
48.2%
56.2%
29.3%
23.8%
Xylene (mixed isomers)
8,049
0
35
2
0.00%
18.3%
36.6%
29.9%
23.0%
3.6%
Asbestos (friable)
3
0
170,000,000
3,102
0.49%
20.9%
38.5%
51.3%
42.9%
4.2%
Methyl tert-butyl ether
141
0
93
0
0.00%
15.9%
37.0%
21.6%
14.0%
4.3%
Lead
11
0
23,000
0
0.00%
15.7%
36.3%
26.3%
18.6%
3.7%
Copper
21
0
1,500
0
0.00%
16.3%
36.2%
9.9%
4.9%
2.5%
Sodium nitrite
10
0
10
0
0.00%
13.9%
27.5%
42.8%
33.3%
4.9%
Hydrochloric acid
158,373
0
180
483
0.08%
15.8%
35.7%
25.2%
18.2%
3.5%
Bromine
24
0
2,100
2
0.00%
15.2%
35.7%
25.0%
18.0%
3.5%
Chlorine
52,110
0
23,000
7,642
1.20%
16.6%
37.0%
28.2%
19.9%
4.4%
Antimony compounds
1,060
0
18,000
926
0.15%
11.5%
22.5%
38.7%
33.5%
2.1%
Chromium compounds
22
0
43,000,000
6,382
1.01%
19.8%
41.7%
54.2%
47.0%
3.8%
Copper compounds
1,110
0
1,500
30
0.00%
15.1%
35.6%
25.1%
18.1%
3.5%
Lead compounds
2
0
23,000
0
0.00%
20.9%
38.5%
51.3%
42.9%
4.2%
Mercury compounds
128
0
12,000
10
0.00%
15.1%
35.9%
5.3%
2.8%
0.8%
Nickel compounds
156
0
930,000
1,445
0.23%
20.3%
40.5%
53.0%
45.4%
4.0%
Zinc compounds
90
0
100
0
0.00%
21.1%
39.6%
51.7%
41.4%
6.4%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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