Westlake Chemical
Rank in Toxic 100: 41
Rank among all TRI companies: 68
Air releases 2020 (lbs): 4,250,735
Incineration transfers 2020 (lbs): 14,569,383
Total Air and Incineration Toxic Score 2020: 879,469
Percentage of national total 2020 toxic air and incineration score: 0.3%
EJ: Poor Share: 16%
EJ: Minority Share: 28%
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 30 on the Toxic 100 Water list .
This company is rank 98 on the Greenhouse 100 list .
Chemicals displayed below: ( display facilities ) ( display chemicals at facilities )
Advanced data displayed ( display basic data instead )
(Click on column headers to re-sort table: current sort is by percent of total company score.)
(Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)
Ethylene oxide
1,248
0
11,000,000
13,728,000,000
392,306
44.61%
14.8%
32.7%
24.0%
15.4%
5.1%
1,2-Dichloroethane
136,464
13,291,427
93,000
12,691,152,000
225,648
25.66%
15.4%
33.5%
29.8%
22.4%
3.9%
Vinyl chloride
201,516
20,518
31,000
6,879,396,000
93,540
10.64%
15.7%
34.6%
26.3%
19.3%
3.8%
Chloroform
62,563
5,741
82,000
5,130,166,000
40,861
4.65%
15.5%
32.7%
37.4%
28.5%
4.5%
Formaldehyde
30,762
0
46,000
1,415,052,000
39,285
4.47%
19.9%
42.3%
51.7%
24.7%
23.7%
1,3-Butadiene
21,186
0
110,000
2,330,405,000
23,797
2.71%
14.6%
35.3%
17.8%
9.6%
4.7%
Benzene
43,140
276,325
28,000
1,207,920,000
12,836
1.46%
15.3%
35.3%
14.6%
7.9%
3.9%
Trichloroethylene
24,301
9,161
15,000
364,515,000
11,345
1.29%
15.6%
34.8%
26.9%
18.7%
4.3%
Chromium compounds (except for chromite ore mined in the Transvaal Region of South Africa and the unreacted ore component of the chromite ore processi
16
0
43,000,000
245,598,800
7,098
0.81%
21.5%
42.1%
52.1%
40.8%
4.9%
Chlorine
48,348
0
23,000
1,112,004,000
6,775
0.77%
15.9%
34.9%
28.7%
20.8%
4.1%
1,1,2,2-Tetrachloroethane
1,391
3,014
210,000
292,110,000
6,130
0.70%
15.6%
34.3%
28.2%
20.2%
4.2%
Carbon tetrachloride
14,881
742
21,000
312,501,000
4,553
0.52%
15.7%
34.5%
18.5%
12.2%
3.5%
Hexachlorobenzene
489
2,301
1,600,000
781,856,000
2,577
0.29%
15.6%
35.8%
11.5%
5.9%
3.0%
1,1,2-Trichloroethane
12,863
8,550
5,700
73,319,100
2,277
0.26%
15.7%
34.9%
27.7%
19.6%
4.3%
Asbestos (friable)
3
0
170,000,000
510,000,000
1,846
0.21%
19.5%
37.5%
52.0%
43.5%
4.3%
Acetaldehyde
7,171
0
7,900
56,650,900
1,561
0.18%
19.7%
41.6%
50.2%
24.4%
22.5%
Nickel
265
0
930,000
246,450,000
1,208
0.14%
15.8%
35.2%
26.9%
18.7%
4.2%
Tetrachloroethylene
42,485
15,993
930
39,511,050
1,039
0.12%
15.7%
34.9%
26.7%
18.6%
4.3%
Maleic anhydride
4,121
0
5,000
20,605,000
611
0.07%
20.1%
42.2%
51.8%
25.0%
23.4%
Nickel compounds
135
0
930,000
125,550,000
587
0.07%
18.8%
37.9%
52.7%
44.4%
4.3%
1,1,1,2-Tetrachloroethane
5,341
2,100
2,600
13,886,600
511
0.06%
15.7%
34.9%
26.7%
18.5%
4.3%
Antimony compounds
750
0
12,000
9,001,080
470
0.05%
10.0%
21.6%
41.1%
35.1%
2.0%
Naphthalene
8,591
116,055
12,000
103,089,600
374
0.04%
15.3%
35.4%
11.3%
5.6%
3.2%
Chloroprene
31
0
1,100,000
34,100,000
316
0.04%
13.9%
29.0%
32.5%
24.5%
3.9%
1,4-Dichloro-2-butene
1
52
9,300,000
9,300,000
303
0.03%
16.7%
37.0%
23.3%
16.4%
3.5%
Dicyclopentadiene
8,867
0
18,000
159,606,000
271
0.03%
14.8%
34.9%
8.3%
3.6%
2.7%
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
141,208
0
180
25,417,440
182
0.02%
16.3%
35.3%
19.5%
13.7%
3.3%
Ethylidene dichloride (1,1-Dichloroethane)
9,560
290
570
5,449,200
180
0.02%
15.7%
34.9%
26.7%
18.6%
4.3%
Butyl acrylate
1,669
0
3,500
5,841,500
176
0.02%
21.0%
43.0%
55.9%
26.9%
25.7%
Ethylbenzene
7,838
1,123
890
6,975,820
174
0.02%
14.8%
36.2%
21.2%
12.1%
5.0%
Hexachloroethane
286
620
14,000
4,004,000
143
0.02%
15.8%
35.3%
29.0%
20.9%
4.3%
Bis(2-chloroethyl) ether
13
77
1,200,000
15,684,000
135
0.02%
16.4%
36.6%
20.3%
13.6%
3.5%
Vinyl acetate
73,471
0
18
1,322,478
75
0.01%
11.0%
29.0%
20.1%
10.7%
6.4%
Polycyclic aromatic compounds
34
2
390,000
13,256,100
65
0.01%
15.7%
33.8%
28.9%
20.7%
4.8%
Ethylene
2,691,412
0
1
1,507,191
61
0.01%
14.7%
33.0%
29.1%
15.4%
10.8%
Phthalic anhydride
3,352
0
180
603,360
27
0.00%
20.6%
51.6%
69.9%
68.0%
1.2%
Methyl acrylate
4,195
0
180
755,100
23
0.00%
20.9%
42.9%
55.4%
26.6%
25.5%
Hexachloro-1,3-butadiene (Hexachlorobutadiene)
120
6,904
7,900
948,000
19
0.00%
15.7%
35.0%
26.6%
18.5%
4.3%
Dichloromethane (Methylene chloride)
8,413
1
36
302,854
11
0.00%
15.7%
34.9%
26.7%
18.6%
4.3%
Mercury compounds
130
0
12,000
1,554,888
10
0.00%
15.4%
36.5%
5.8%
3.1%
0.9%
n-Hexane (Hexane)
60,357
0
5
301,785
9
0.00%
19.5%
40.9%
48.6%
24.1%
21.2%
Ethylene glycol
16,534
346
9
145,495
7
0.00%
14.1%
31.1%
25.4%
14.1%
8.4%
Ammonia (includes anhydrous ammonia and aqueous ammonia from water dissociable ammonium salts and other sources; 10 percent of total aqueous ammonia i
70,127
178
7
490,889
6
0.00%
16.8%
36.9%
32.8%
20.4%
8.9%
1,2-Dichloroethylene
1,829
1,100
110
201,190
6
0.00%
15.7%
34.9%
27.2%
19.2%
4.2%
1,2-Butylene oxide
647
1
180
116,460
4
0.00%
15.6%
34.9%
26.6%
18.5%
4.3%
Copper compounds (this category does not include copper phthalocyanine compounds that are substituted with only hydrogen, and/or chlorine, and/or brom
338
0
1,500
507,000
4
0.00%
15.7%
35.0%
26.7%
18.5%
4.3%
Acetophenone
88,718
0
10
887,180
3
0.00%
15.9%
35.9%
12.4%
6.7%
3.0%
Lead
12
0
23,000
267,513
3
0.00%
15.1%
33.4%
24.6%
16.0%
5.0%
Propylene
151,820
160,474
1
374,752
3
0.00%
14.9%
34.4%
16.5%
9.4%
4.2%
Xylene (mixed isomers)
6,733
11,368
35
235,655
2
0.00%
15.7%
34.5%
19.3%
12.6%
3.9%
Dichlorodifluoromethane (CFC-12)
13,860
0
5
69,300
2
0.00%
17.2%
38.9%
54.6%
46.7%
4.2%
Bromine
24
0
2,100
50,400
2
0.00%
15.7%
34.9%
26.7%
18.5%
4.3%
Vinylidene chloride (1,1-Dichloroethylene)
3,157
92
18
56,826
2
0.00%
15.6%
34.6%
27.5%
19.4%
4.3%
Dioxin and dioxin-like compounds (Manufacturing; and the processing or otherwise use of dioxin and dioxin like compounds if the dioxin and dioxin like
0
2
1,400,000,000
399,067
2
0.00%
17.0%
35.4%
35.4%
27.3%
4.1%
Zinc compounds
344
0
100
34,400
1
0.00%
10.2%
22.0%
41.4%
35.2%
2.2%
Styrene
19,300
2,746
4
67,549
1
0.00%
14.7%
35.0%
21.9%
12.9%
4.9%
1,1,1-Trichloroethane
35,810
44,500
1
25,067
1
0.00%
15.7%
34.9%
26.5%
18.4%
4.3%
Biphenyl
201
0
800
160,800
1
0.00%
15.6%
35.0%
8.3%
3.5%
2.9%
Mercury
2
0
12,000
22,656
1
0.00%
15.0%
33.0%
24.2%
15.6%
5.1%
1,4-Dichlorobenzene (p-Dichlorobenzene)
40
0
3,900
156,000
0
0.00%
15.6%
35.9%
10.1%
4.7%
2.9%
Methyl tert-butyl ether
270
0
93
25,110
0
0.00%
15.8%
36.0%
24.4%
15.0%
5.4%
Manganese compounds
0
0
12,000
720
0
0.00%
24.7%
45.0%
50.1%
35.8%
5.5%
Chlorodifluoromethane (HCFC-22)
93,405
0
0
6,538
0
0.00%
16.9%
38.2%
49.8%
41.9%
4.2%
Copper
45
0
1,500
67,500
0
0.00%
15.5%
35.8%
10.0%
4.6%
2.9%
Cumene
2,281
1
9
20,073
0
0.00%
16.1%
35.0%
10.7%
6.0%
2.8%
Lead compounds
2
0
23,000
46,000
0
0.00%
19.5%
37.5%
52.0%
43.5%
4.3%
Toluene
15,604
116,962
1
10,923
0
0.00%
15.5%
35.3%
21.0%
13.4%
4.2%
Methanol
29,183
10
0
5,253
0
0.00%
17.3%
39.2%
53.4%
45.9%
4.0%
Chlorobenzene
3,062
468,132
4
10,716
0
0.00%
15.2%
31.1%
43.7%
34.0%
4.7%
Chloroethane
12,780
2
0
4,473
0
0.00%
15.6%
34.7%
29.6%
21.4%
4.4%
Dinitrobutyl phenol (Dinoseb)
6
0
1,000
6,250
0
0.00%
15.8%
36.0%
24.4%
15.0%
5.4%
1,2,4-Trimethylbenzene
58
0
58
3,364
0
0.00%
14.7%
33.4%
22.5%
13.4%
5.5%
Polychlorinated biphenyls
0
51
360,000
18,000
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Phenol
192
0
18
3,456
0
0.00%
17.8%
39.4%
55.1%
47.4%
4.1%
tert-Butyl alcohol (tert-Butanol)
563
0
1
394
0
0.00%
19.2%
40.5%
49.0%
23.8%
22.0%
Dichlorobenzene (mixed isomers)
60
167
18
1,071
0
0.00%
15.9%
35.3%
27.1%
18.9%
4.2%
Anthracene
245
0
3
809
0
0.00%
15.6%
34.7%
6.9%
2.6%
2.7%
Pentachlorobenzene
0
88
1,300
351
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
1,2,4-Trichlorobenzene
10
260
18
173
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Pentachloroethane
1,595
1,908
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Isoprene
2,891
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%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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