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