Marathon Petroleum Air releases 2015 (lbs): 2,895,416Incineration transfers 2015 (lbs): 60,232this company's penalties  in Violation Tracker.this company's state, local, and Federal subsidies  in Subsidy Tracker.rank 43 on the Toxic 100 Water list .rank 31 on the Greenhouse 100 list . display facilities ) ( display chemicals at facilities ) Basic data displayed ( display advanced data instead ) (Links on chemical names lead to Scorecard chemical health effects.) 
  
    Benzene 143,830 
4,095 
206,043 
48.83% 
22.8% 
42.9% 
Hydrogen cyanide 712,383 
0 
66,172 
15.68% 
21.3% 
39.2% 
Nickel and nickel compounds 1,907 
0 
35,520 
8.42% 
18.6% 
27.6% 
1,3-Butadiene 5,492 
135 
35,374 
8.38% 
33.9% 
51.4% 
Naphthalene 34,165 
522 
25,327 
6.00% 
26.9% 
52.4% 
Sulfuric acid 247,816 
11 
13,247 
3.14% 
17.0% 
32.1% 
Cobalt and cobalt compounds 57 
0 
11,190 
2.65% 
16.6% 
44.2% 
Hydrogen sulfide 100,615 
0 
9,414 
2.23% 
28.0% 
51.5% 
Formaldehyde 17,681 
0 
8,841 
2.10% 
18.3% 
57.8% 
Polycyclic aromatic compounds 645 
242 
6,435 
1.53% 
21.0% 
36.2% 
Ethylbenzene 34,501 
1,693 
1,803 
0.43% 
25.1% 
40.8% 
1,2,4-Trimethylbenzene 34,895 
5,436 
1,088 
0.26% 
27.0% 
35.6% 
Xylene (mixed isomers) 218,637 
8,896 
468 
0.11% 
25.3% 
46.8% 
Lead and lead compounds 828 
0 
442 
0.10% 
18.9% 
26.2% 
Ammonia 420,139 
286 
225 
0.05% 
18.8% 
40.9% 
n-Hexane 308,001 
373 
66 
0.02% 
22.1% 
39.8% 
Dioxin and dioxin-like compounds 0 
0 
65 
0.02% 
21.1% 
32.6% 
Molybdenum trioxide 9 
0 
40 
0.01% 
33.4% 
51.7% 
Tetrachloroethylene (Perchloroethylene) 383 
13 
34 
0.01% 
30.3% 
50.4% 
Hydrochloric acid 12,368 
0 
27 
0.01% 
17.7% 
34.5% 
Antimony and antimony compounds 37 
0 
25 
0.01% 
23.3% 
56.6% 
Mercury and mercury compounds 71 
0 
18 
0.00% 
19.3% 
26.2% 
Propylene (Propene) 148,946 
11 
11 
0.00% 
29.9% 
46.5% 
Zinc and zinc compounds 6,180 
0 
10 
0.00% 
19.3% 
36.3% 
Benzo(g,h,i)perylene 19 
11 
8 
0.00% 
27.5% 
49.8% 
Toluene 178,826 
14,420 
8 
0.00% 
24.4% 
42.3% 
Hydrogen fluoride 718 
22,090 
7 
0.00% 
22.6% 
24.7% 
Methanol 70,472 
1,189 
4 
0.00% 
29.3% 
45.3% 
Cumene 9,621 
29 
3 
0.00% 
23.5% 
43.1% 
Carbonyl sulfide 7,146 
0 
2 
0.00% 
19.5% 
30.1% 
Vanadium and vanadium compounds 750 
0 
2 
0.00% 
20.2% 
38.7% 
Ethylene 127,549 
11 
2 
0.00% 
23.1% 
26.2% 
Diethanolamine 5 
0 
1 
0.00% 
37.5% 
54.7% 
Cyclohexane 44,115 
568 
1 
0.00% 
23.6% 
39.9% 
Phenol 1,904 
16 
0 
0.00% 
18.2% 
32.1% 
Carbon disulfide 3,731 
176 
0 
0.00% 
19.9% 
35.3% 
Styrene 838 
1 
0 
0.00% 
22.8% 
37.5% 
Glycol Ethers 5 
0 
0 
0.00% 
18.2% 
10.0% 
Cresol (mixed isomers) 11 
0 
0 
0.00% 
25.7% 
58.3% 
Anthracene 20 
1 
0 
0.00% 
24.7% 
58.3% 
Phenanthrene 102 
6 
0 
0.00% 
0.0% 
0.0% 
Ethylene glycol 0 
0 
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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