Westlake Chemical
Rank in Toxic 100: 61
Rank among all TRI companies: 128
Air releases 2019 (lbs): 3,120,644
Incineration transfers 2019 (lbs): 1,162,383
Total Air and Incineration Toxic Score 2019: 487,073
Percentage of national total 2019 toxic air and incineration score: 0.1%
EJ: Poor Share: 16%
EJ: Minority Share: 31%
You can also view this company's penalties in Violation Tracker.
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This company is rank 66 on the Toxic 100 Water list .
This company is rank 95 on the Greenhouse 100 list .
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(Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)
1,2-Dichloroethane
126,505
205,893
93,000
11,764,965,000
210,203
43.16%
15.6%
33.9%
31.7%
24.2%
4.0%
Vinyl chloride
145,558
37,402
31,000
5,665,963,000
51,338
10.54%
16.0%
35.2%
27.8%
21.6%
3.4%
Ethylene oxide
83
0
11,000,000
907,500,000
41,357
8.49%
13.3%
29.7%
21.1%
12.6%
5.5%
Chloroform
61,394
9,269
82,000
5,034,308,000
39,722
8.16%
15.4%
32.0%
39.5%
30.4%
4.5%
Formaldehyde
30,401
0
46,000
1,398,446,000
38,386
7.88%
19.9%
42.2%
51.6%
24.7%
23.6%
1,3-Butadiene
23,172
0
110,000
2,548,961,800
25,689
5.27%
14.6%
34.5%
18.3%
10.1%
4.9%
Chromium
123
0
43,000,000
1,322,250,000
15,115
3.10%
15.7%
35.0%
26.7%
18.6%
4.3%
Benzene
34,019
276,884
28,000
952,532,000
12,425
2.55%
15.2%
35.4%
15.7%
8.6%
4.0%
Trichloroethylene
21,324
5,280
15,000
319,860,000
10,177
2.09%
15.6%
34.8%
26.9%
18.8%
4.3%
Chlorine
56,707
0
23,000
1,304,252,260
7,371
1.51%
16.2%
35.6%
28.8%
20.0%
4.6%
1,1,2,2-Tetrachloroethane
1,292
3,648
210,000
271,320,000
6,115
1.26%
15.6%
34.2%
28.7%
20.7%
4.2%
Chromium compounds
16
0
43,000,000
238,091,000
5,096
1.05%
19.4%
40.3%
53.1%
43.5%
4.5%
Nickel
402
0
930,000
373,860,000
4,525
0.93%
15.7%
34.9%
26.6%
18.4%
4.3%
Carbon tetrachloride
13,683
890
21,000
287,343,000
4,312
0.89%
15.7%
34.4%
19.3%
12.9%
3.6%
Asbestos (friable)
4
0
170,000,000
680,000,000
3,733
0.77%
19.6%
37.5%
51.8%
43.2%
4.3%
Hexachlorobenzene
459
1,941
1,600,000
733,888,000
2,420
0.50%
15.6%
35.8%
11.5%
5.9%
3.0%
1,1,2-Trichloroethane
12,287
122,528
5,700
70,035,900
2,191
0.45%
15.7%
34.8%
27.6%
19.5%
4.3%
Acetaldehyde
6,424
0
7,900
50,749,600
1,386
0.28%
20.0%
42.2%
51.9%
25.0%
23.6%
Nickel compounds
139
0
930,000
129,270,000
1,005
0.21%
18.6%
38.1%
52.9%
44.6%
4.3%
Tetrachloroethylene (Perchloroethylene)
42,463
14,677
930
39,490,590
999
0.21%
15.7%
34.9%
26.7%
18.6%
4.3%
Maleic anhydride
4,122
0
5,000
20,610,000
610
0.13%
20.1%
42.2%
51.7%
25.0%
23.4%
1,1,1,2-Tetrachloroethane
5,290
1,278
2,600
13,754,000
499
0.10%
15.7%
34.9%
26.6%
18.5%
4.3%
Naphthalene
9,122
44
12,000
109,462,800
388
0.08%
15.3%
35.4%
10.8%
5.2%
3.2%
Chloroprene
30
0
1,100,000
33,000,000
329
0.07%
13.9%
29.1%
32.8%
24.7%
4.0%
1,4-Dichloro-2-butene
1
88
9,300,000
9,300,000
301
0.06%
16.7%
37.0%
23.3%
16.4%
3.5%
Dicyclopentadiene
8,441
0
18,000
151,938,000
258
0.05%
14.8%
34.9%
8.3%
3.6%
2.7%
Ethylbenzene
8,758
93,219
890
7,794,175
193
0.04%
14.9%
36.1%
21.4%
12.4%
5.1%
Hydrochloric acid
145,346
0
180
26,162,280
191
0.04%
16.5%
35.4%
20.5%
14.5%
3.3%
Butyl acrylate
1,350
0
3,500
4,725,000
141
0.03%
21.0%
43.0%
55.9%
26.9%
25.7%
Hexachloroethane
264
1,193
14,000
3,694,600
131
0.03%
15.8%
35.3%
29.2%
21.1%
4.3%
Ethylidene dichloride
5,214
210
570
2,971,980
81
0.02%
15.7%
34.9%
26.8%
18.7%
4.3%
Bis(2-chloroethyl)ether
10
209
1,200,000
12,120,000
80
0.02%
16.3%
36.5%
18.7%
12.2%
3.4%
Vinyl acetate
78,526
0
18
1,413,468
78
0.02%
11.1%
29.2%
20.2%
10.9%
6.4%
Polycyclic aromatic compounds
40
5
390,000
15,724,800
59
0.01%
18.0%
36.1%
41.3%
32.9%
4.3%
Ethylene
1,618,938
0
1
906,605
31
0.01%
16.0%
36.2%
36.2%
18.1%
14.9%
Phthalic anhydride
3,352
3,218
180
603,360
27
0.01%
20.6%
51.6%
69.9%
68.0%
1.2%
Methyl acrylate
3,803
0
180
684,540
21
0.00%
20.9%
42.9%
55.3%
26.6%
25.5%
Hexachloro-1,3-butadiene
163
17,920
7,900
1,287,700
16
0.00%
15.7%
35.0%
26.7%
18.5%
4.3%
Mercury compounds
126
0
12,000
1,516,800
10
0.00%
15.4%
36.5%
5.8%
3.1%
0.9%
n-Hexane
56,127
1
5
280,633
8
0.00%
19.5%
41.0%
48.6%
24.0%
21.3%
Copper compounds
460
0
1,500
690,000
8
0.00%
15.5%
34.5%
27.3%
19.1%
4.3%
Ammonia
76,113
1,339
7
532,788
7
0.00%
17.0%
37.0%
34.8%
21.5%
9.6%
Ethylene glycol
10,993
0
9
96,735
4
0.00%
15.4%
33.4%
30.8%
16.4%
11.3%
Acetophenone
108,880
0
10
1,088,800
4
0.00%
15.7%
35.9%
10.4%
4.9%
2.9%
Xylene (mixed isomers)
9,718
103,990
35
340,130
4
0.00%
16.3%
35.5%
25.2%
17.7%
4.1%
1,2-Dichloroethylene
1,301
2,605
110
143,110
4
0.00%
15.9%
35.0%
28.9%
20.9%
4.2%
1,2-Butylene oxide
537
490
180
96,660
3
0.00%
15.6%
34.9%
26.6%
18.5%
4.3%
Propylene (Propene)
162,498
144,982
1
368,976
3
0.00%
14.5%
33.4%
17.6%
10.0%
4.6%
Antimony compounds
5
0
12,000
60,000
3
0.00%
10.0%
21.6%
41.1%
35.1%
2.0%
Lead
16
0
23,000
361,089
3
0.00%
15.3%
33.9%
25.3%
16.9%
4.8%
Dioxin and dioxin-like compounds
0
1
1,400,000,000
408,096
2
0.00%
17.0%
35.3%
35.8%
27.6%
4.1%
Bromine
23
0
2,100
48,300
2
0.00%
15.7%
34.9%
26.7%
18.5%
4.3%
Vinylidene chloride
3,179
170
18
57,222
2
0.00%
15.5%
34.6%
27.7%
19.5%
4.3%
Styrene
29,202
618
4
102,205
2
0.00%
14.6%
34.7%
22.8%
13.7%
4.8%
CFC-12
8,856
0
5
44,280
1
0.00%
17.2%
38.9%
54.6%
46.7%
4.2%
Biphenyl
202
0
800
161,600
1
0.00%
15.4%
35.2%
10.2%
4.8%
3.2%
1,1,1-Trichloroethane
31,300
7,393
1
21,910
1
0.00%
15.7%
34.9%
26.7%
18.5%
4.3%
Cumene
4,004
0
9
35,235
1
0.00%
16.7%
37.6%
38.5%
31.9%
3.7%
Mercury
2
0
12,000
18,000
0
0.00%
15.0%
33.0%
24.2%
15.6%
5.1%
1,4-Dichlorobenzene
40
0
3,900
156,000
0
0.00%
15.6%
35.9%
10.1%
4.7%
2.9%
Dinitrobutyl phenol (Dinoseb)
26
0
1,000
26,000
0
0.00%
15.8%
36.0%
24.4%
14.9%
5.4%
Methyl tert-butyl ether
234
0
93
21,762
0
0.00%
15.8%
36.0%
24.4%
15.0%
5.4%
Copper
44
0
1,500
66,000
0
0.00%
15.2%
34.3%
17.4%
10.3%
4.1%
Lead compounds
2
0
23,000
46,000
0
0.00%
19.6%
37.5%
51.8%
43.2%
4.3%
Toluene
17,047
96,984
1
11,933
0
0.00%
15.6%
35.4%
22.6%
14.7%
4.4%
tert-Butyl alcohol
562
0
10
5,620
0
0.00%
19.3%
40.7%
49.2%
23.9%
22.1%
Chlorodifluoromethane (HCFC-22)
82,610
0
0
5,783
0
0.00%
17.2%
38.9%
54.5%
46.7%
4.2%
Chlorobenzene
3,141
2,182
4
10,993
0
0.00%
15.1%
30.7%
43.8%
34.1%
4.8%
Methanol
30,808
13
0
5,545
0
0.00%
17.2%
39.2%
53.0%
45.5%
4.0%
Chloroethane (Ethyl chloride)
12,074
150
0
4,226
0
0.00%
15.5%
34.3%
28.4%
20.2%
4.5%
Zinc compounds
75
0
100
7,500
0
0.00%
19.7%
38.3%
52.2%
40.8%
7.3%
1,2,4-Trimethylbenzene
47
0
58
2,697
0
0.00%
15.5%
35.7%
23.8%
14.3%
5.4%
Phenol
292
0
18
5,256
0
0.00%
18.7%
38.7%
53.8%
45.6%
4.2%
Polychlorinated biphenyls (PCBs)
0
12
360,000
18,000
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Hexachlorocyclopentadiene
0
0
18,000
5,400
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Dichloromethane
49
9
36
1,764
0
0.00%
16.9%
36.4%
24.6%
18.1%
3.4%
Dichlorobenzene (mixed isomers)
77
717
18
1,382
0
0.00%
16.0%
35.4%
27.2%
18.9%
4.2%
Anthracene
259
0
3
855
0
0.00%
15.5%
34.7%
7.0%
2.6%
2.7%
Pentachlorobenzene
0
160
1,300
624
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
1,2,4-Trichlorobenzene
22
1,992
18
396
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Pentachloroethane
451
2,762
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Isoprene
16
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Phenanthrene
2
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
trans-1,4-Dichloro-2-butene
3
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
1,3-Dichloropropylene
0
2
14,000
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Nitrate compounds (water dissociable)
0
15
1
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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