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 revised air releases.)
(Links on chemical names lead to New Jersey Right To Know Hazardous Substance Fact Sheets that have information on health effects.)
Ethylene
2,691,412
0
1
1,507,191
61
0.01%
14.7%
33.0%
29.1%
15.4%
10.8%
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%
Propylene
151,820
160,474
1
374,752
3
0.00%
14.9%
34.4%
16.5%
9.4%
4.2%
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%
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%
Chlorodifluoromethane (HCFC-22)
93,405
0
0
6,538
0
0.00%
16.9%
38.2%
49.8%
41.9%
4.2%
Acetophenone
88,718
0
10
887,180
3
0.00%
15.9%
35.9%
12.4%
6.7%
3.0%
Vinyl acetate
73,471
0
18
1,322,478
75
0.01%
11.0%
29.0%
20.1%
10.7%
6.4%
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%
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%
n-Hexane (Hexane)
60,357
0
5
301,785
9
0.00%
19.5%
40.9%
48.6%
24.1%
21.2%
Chlorine
48,348
0
23,000
1,112,004,000
6,775
0.77%
15.9%
34.9%
28.7%
20.8%
4.1%
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%
Tetrachloroethylene
42,485
15,993
930
39,511,050
1,039
0.12%
15.7%
34.9%
26.7%
18.6%
4.3%
1,1,1-Trichloroethane
35,810
44,500
1
25,067
1
0.00%
15.7%
34.9%
26.5%
18.4%
4.3%
Formaldehyde
30,762
0
46,000
1,415,052,000
39,285
4.47%
19.9%
42.3%
51.7%
24.7%
23.7%
Methanol
29,183
10
0
5,253
0
0.00%
17.3%
39.2%
53.4%
45.9%
4.0%
Trichloroethylene
24,301
9,161
15,000
364,515,000
11,345
1.29%
15.6%
34.8%
26.9%
18.7%
4.3%
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%
Styrene
19,300
2,746
4
67,549
1
0.00%
14.7%
35.0%
21.9%
12.9%
4.9%
Ethylene glycol
16,534
346
9
145,495
7
0.00%
14.1%
31.1%
25.4%
14.1%
8.4%
Toluene
15,604
116,962
1
10,923
0
0.00%
15.5%
35.3%
21.0%
13.4%
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%
Dichlorodifluoromethane (CFC-12)
13,860
0
5
69,300
2
0.00%
17.2%
38.9%
54.6%
46.7%
4.2%
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%
Chloroethane
12,780
2
0
4,473
0
0.00%
15.6%
34.7%
29.6%
21.4%
4.4%
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%
Dicyclopentadiene
8,867
0
18,000
159,606,000
271
0.03%
14.8%
34.9%
8.3%
3.6%
2.7%
Naphthalene
8,591
116,055
12,000
103,089,600
374
0.04%
15.3%
35.4%
11.3%
5.6%
3.2%
Dichloromethane (Methylene chloride)
8,413
1
36
302,854
11
0.00%
15.7%
34.9%
26.7%
18.6%
4.3%
Ethylbenzene
7,838
1,123
890
6,975,820
174
0.02%
14.8%
36.2%
21.2%
12.1%
5.0%
Acetaldehyde
7,171
0
7,900
56,650,900
1,561
0.18%
19.7%
41.6%
50.2%
24.4%
22.5%
Xylene (mixed isomers)
6,733
11,368
35
235,655
2
0.00%
15.7%
34.5%
19.3%
12.6%
3.9%
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%
Methyl acrylate
4,195
0
180
755,100
23
0.00%
20.9%
42.9%
55.4%
26.6%
25.5%
Maleic anhydride
4,121
0
5,000
20,605,000
611
0.07%
20.1%
42.2%
51.8%
25.0%
23.4%
Phthalic anhydride
3,352
0
180
603,360
27
0.00%
20.6%
51.6%
69.9%
68.0%
1.2%
Vinylidene chloride (1,1-Dichloroethylene)
3,157
92
18
56,826
2
0.00%
15.6%
34.6%
27.5%
19.4%
4.3%
Chlorobenzene
3,062
468,132
4
10,716
0
0.00%
15.2%
31.1%
43.7%
34.0%
4.7%
Isoprene
2,891
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Cumene
2,281
1
9
20,073
0
0.00%
16.1%
35.0%
10.7%
6.0%
2.8%
1,2-Dichloroethylene
1,829
1,100
110
201,190
6
0.00%
15.7%
34.9%
27.2%
19.2%
4.2%
Butyl acrylate
1,669
0
3,500
5,841,500
176
0.02%
21.0%
43.0%
55.9%
26.9%
25.7%
Pentachloroethane
1,595
1,908
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
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%
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%
Antimony compounds
750
0
12,000
9,001,080
470
0.05%
10.0%
21.6%
41.1%
35.1%
2.0%
1,2-Butylene oxide
647
1
180
116,460
4
0.00%
15.6%
34.9%
26.6%
18.5%
4.3%
tert-Butyl alcohol (tert-Butanol)
563
0
1
394
0
0.00%
19.2%
40.5%
49.0%
23.8%
22.0%
Hexachlorobenzene
489
2,301
1,600,000
781,856,000
2,577
0.29%
15.6%
35.8%
11.5%
5.9%
3.0%
Zinc compounds
344
0
100
34,400
1
0.00%
10.2%
22.0%
41.4%
35.2%
2.2%
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%
Hexachloroethane
286
620
14,000
4,004,000
143
0.02%
15.8%
35.3%
29.0%
20.9%
4.3%
Methyl tert-butyl ether
270
0
93
25,110
0
0.00%
15.8%
36.0%
24.4%
15.0%
5.4%
Nickel
265
0
930,000
246,450,000
1,208
0.14%
15.8%
35.2%
26.9%
18.7%
4.2%
Anthracene
245
0
3
809
0
0.00%
15.6%
34.7%
6.9%
2.6%
2.7%
Biphenyl
201
0
800
160,800
1
0.00%
15.6%
35.0%
8.3%
3.5%
2.9%
Phenol
192
0
18
3,456
0
0.00%
17.8%
39.4%
55.1%
47.4%
4.1%
Nickel compounds
135
0
930,000
125,550,000
587
0.07%
18.8%
37.9%
52.7%
44.4%
4.3%
Mercury compounds
130
0
12,000
1,554,888
10
0.00%
15.4%
36.5%
5.8%
3.1%
0.9%
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%
Dichlorobenzene (mixed isomers)
60
167
18
1,071
0
0.00%
15.9%
35.3%
27.1%
18.9%
4.2%
1,2,4-Trimethylbenzene
58
0
58
3,364
0
0.00%
14.7%
33.4%
22.5%
13.4%
5.5%
Copper
45
0
1,500
67,500
0
0.00%
15.5%
35.8%
10.0%
4.6%
2.9%
1,4-Dichlorobenzene (p-Dichlorobenzene)
40
0
3,900
156,000
0
0.00%
15.6%
35.9%
10.1%
4.7%
2.9%
Polycyclic aromatic compounds
34
2
390,000
13,256,100
65
0.01%
15.7%
33.8%
28.9%
20.7%
4.8%
Chloroprene
31
0
1,100,000
34,100,000
316
0.04%
13.9%
29.0%
32.5%
24.5%
3.9%
Bromine
24
0
2,100
50,400
2
0.00%
15.7%
34.9%
26.7%
18.5%
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%
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%
Lead
12
0
23,000
267,513
3
0.00%
15.1%
33.4%
24.6%
16.0%
5.0%
1,2,4-Trichlorobenzene
10
260
18
173
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Dinitrobutyl phenol (Dinoseb)
6
0
1,000
6,250
0
0.00%
15.8%
36.0%
24.4%
15.0%
5.4%
trans-1,4-Dichloro-2-butene
3
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Asbestos (friable)
3
0
170,000,000
510,000,000
1,846
0.21%
19.5%
37.5%
52.0%
43.5%
4.3%
Phenanthrene
2
0
0
0
0
0.00%
0.0%
0.0%
0.0%
0.0%
0.0%
Lead compounds
2
0
23,000
46,000
0
0.00%
19.5%
37.5%
52.0%
43.5%
4.3%
Mercury
2
0
12,000
22,656
1
0.00%
15.0%
33.0%
24.2%
15.6%
5.1%
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%
Pentachlorobenzene
0
88
1,300
351
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
Manganese compounds
0
0
12,000
720
0
0.00%
24.7%
45.0%
50.1%
35.8%
5.5%
Polychlorinated biphenyls
0
51
360,000
18,000
0
0.00%
16.3%
35.8%
27.6%
19.3%
4.1%
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%
For explanations of most columns above, including the EJ Shares, see the technical notes .
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