Polluter Information For

Chs Inc Laurel Refinery

803 Hwy 212 S, Laurel, MT 59044
total amount of pollutants released   69,054,746 Pounds

Pollutants Overview

Pollutants Details By Year

2015 Pollutants Total Amount Released 318,508 Pounds
Pollutant
Volume
Into
NAPHTHALENE
1,699 lbs
Air
PHENOL
1,121 lbs
Air Water
AMMONIA
51,399 lbs
Air Water
PHENANTHRENE
1,252 lbs
Air
NICKEL COMPOUNDS
100 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
30,034 lbs
Air
ETHYLENE
7,179 lbs
Air
HYDROGEN FLUORIDE
714 lbs
Air
METHANOL
1,877 lbs
Air
1,3-BUTADIENE
9,854 lbs
Air
BENZO(G,H,I)PERYLENE
2 lbs
Air
ZINC COMPOUNDS
645 lbs
Air
MERCURY COMPOUNDS
41 lbs
Air
NITRATE COMPOUNDS
95,138 lbs
Water
POLYCYCLIC AROMATIC COMPOUNDS
49 lbs
Air
1,2,4-TRIMETHYLBENZENE
1,971 lbs
Air Water Land
MOLYBDENUM TRIOXIDE
41 lbs
Air
HYDROGEN SULFIDE
2,820 lbs
Air Water
CYCLOHEXANE
1,558 lbs
Air Water Land
CARBON DISULFIDE
6 lbs
Air
CARBONYL SULFIDE
5 lbs
Air
PROPYLENE
70,716 lbs
Air
TETRACHLOROETHYLENE
1,001 lbs
Air
ETHYLBENZENE
1,068 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
4,967 lbs
Air Water Land
TOLUENE
4,725 lbs
Air Water Land
N-HEXANE
24,685 lbs
Air Water Land
LEAD COMPOUNDS
29 lbs
Air
BENZENE
3,813 lbs
Air Water
2014 Pollutants Total Amount Released 385,665 Pounds
Pollutant
Volume
Into
METHANOL
1,924 lbs
Air
CYCLOHEXANE
1,735 lbs
Air Water
NAPHTHALENE
1,897 lbs
Air
PROPYLENE
93,074 lbs
Air
ETHYLENE
8,531 lbs
Air
HYDROGEN FLUORIDE
723 lbs
Air
XYLENE (MIXED ISOMERS)
4,864 lbs
Air Water
AMMONIA
24,606 lbs
Air Water
N-HEXANE
31,856 lbs
Air Water
BENZO(G,H,I)PERYLENE
2 lbs
Air
LEAD COMPOUNDS
26 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
32 lbs
Air
HYDROGEN SULFIDE
3,835 lbs
Air Water
NICKEL COMPOUNDS
81 lbs
Air Water
PHENANTHRENE
387 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
43,732 lbs
Air
CARBON DISULFIDE
6 lbs
Air
NITRATE COMPOUNDS
140,713 lbs
Water
1,2,4-TRIMETHYLBENZENE
1,947 lbs
Air Water
1,3-BUTADIENE
13,188 lbs
Air
ETHYLBENZENE
1,068 lbs
Air Water
MERCURY COMPOUNDS
44 lbs
Air
TETRACHLOROETHYLENE
1,169 lbs
Air
BENZENE
3,932 lbs
Air Water
TOLUENE
4,892 lbs
Air Water
CARBONYL SULFIDE
5 lbs
Air
MOLYBDENUM TRIOXIDE
262 lbs
Air Water
PHENOL
1,134 lbs
Air Water
2013 Pollutants Total Amount Released 295,650 Pounds
Pollutant
Volume
Into
CYCLOHEXANE
3,472 lbs
Air Water Land
ETHYLENE
4,644 lbs
Air
NAPHTHALENE
1,181 lbs
Air Land
1,3-BUTADIENE
5,362 lbs
Air
HYDROGEN SULFIDE
3,467 lbs
Air Water
XYLENE (MIXED ISOMERS)
6,719 lbs
Air Water Land
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
32,923 lbs
Air
CARBON DISULFIDE
6 lbs
Air
HYDROGEN FLUORIDE
1,610 lbs
Air
METHANOL
1,792 lbs
Air
CARBONYL SULFIDE
5 lbs
Air
1,2,4-TRIMETHYLBENZENE
2,148 lbs
Air Water Land
LEAD COMPOUNDS
29 lbs
Air
MOLYBDENUM TRIOXIDE
300 lbs
Air Water
NITRATE COMPOUNDS
122,971 lbs
Water
TOLUENE
6,507 lbs
Air Water Land
POLYCYCLIC AROMATIC COMPOUNDS
30 lbs
Air
AMMONIA
30,419 lbs
Air Water
PHENOL
4,818 lbs
Air Water
PROPYLENE
40,638 lbs
Air
N-HEXANE
19,170 lbs
Air Water Land
NICKEL COMPOUNDS
118 lbs
Air Water
PHENANTHRENE
368 lbs
Air
BENZENE
4,638 lbs
Air Water Land
MERCURY COMPOUNDS
42 lbs
Air
ETHYLBENZENE
1,546 lbs
Air Water Land
BENZO(G,H,I)PERYLENE
2 lbs
Air
TETRACHLOROETHYLENE
726 lbs
Air
2012 Pollutants Total Amount Released 225,659 Pounds
Pollutant
Volume
Into
TOLUENE
5,471 lbs
Air Water Land
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
32,317 lbs
Air
1,3-BUTADIENE
2,514 lbs
Air
CARBON DISULFIDE
5 lbs
Air
HYDROGEN SULFIDE
5,283 lbs
Air Water
ETHYLBENZENE
942 lbs
Air Water Land
POLYCYCLIC AROMATIC COMPOUNDS
48 lbs
Air
ETHYLENE
4,473 lbs
Air
CARBONYL SULFIDE
5 lbs
Air
PHENOL
4,866 lbs
Air Water
1,2,4-TRIMETHYLBENZENE
1,992 lbs
Air Water Land
N-HEXANE
33,449 lbs
Air Water Land
TETRACHLOROETHYLENE
945 lbs
Air
BENZENE
4,171 lbs
Air Water Land
MERCURY COMPOUNDS
56 lbs
Air
CYCLOHEXANE
1,626 lbs
Air Water Land
PHENANTHRENE
452 lbs
Air
AMMONIA
55,148 lbs
Air Water
METHANOL
1,851 lbs
Air
NAPHTHALENE
1,471 lbs
Air Land
NICKEL COMPOUNDS
82 lbs
Air Water
XYLENE (MIXED ISOMERS)
5,330 lbs
Air Water Land
BENZO(G,H,I)PERYLENE
2 lbs
Air
HYDROGEN FLUORIDE
1,833 lbs
Air
PROPYLENE
17,640 lbs
Air
NITRATE COMPOUNDS
43,385 lbs
Water
LEAD COMPOUNDS
30 lbs
Air
MOLYBDENUM TRIOXIDE
272 lbs
Air Water
2011 Pollutants Total Amount Released 246,903 Pounds
Pollutant
Volume
Into
CARBON DISULFIDE
5 lbs
Air
N-HEXANE
8,686 lbs
Air Water Land
NAPHTHALENE
2,156 lbs
Air
ETHYLBENZENE
1,383 lbs
Air Water Land
TETRACHLOROETHYLENE
1,550 lbs
Air
BENZENE
4,413 lbs
Air Water Land
MERCURY COMPOUNDS
49 lbs
Air
BENZO(G,H,I)PERYLENE
2 lbs
Air
PHENANTHRENE
1,547 lbs
Air
PHENOL
4,884 lbs
Air Water
TOLUENE
7,142 lbs
Air Water Land
NITRATE COMPOUNDS
99,828 lbs
Water
AMMONIA
29,878 lbs
Air Water
CARBONYL SULFIDE
5 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
36,632 lbs
Air
PROPYLENE
23,789 lbs
Air
ETHYLENE
5,408 lbs
Air
METHANOL
1,861 lbs
Air
HYDROGEN FLUORIDE
2,413 lbs
Air
MOLYBDENUM TRIOXIDE
231 lbs
Air Water
LEAD COMPOUNDS
27 lbs
Air
XYLENE (MIXED ISOMERS)
6,632 lbs
Air Water Land
POLYCYCLIC AROMATIC COMPOUNDS
248 lbs
Air
NICKEL COMPOUNDS
80 lbs
Air Water
CYCLOHEXANE
2,133 lbs
Air Water Land
1,3-BUTADIENE
2,689 lbs
Air
1,2,4-TRIMETHYLBENZENE
3,232 lbs
Air Water Land
2010 Pollutants Total Amount Released 254,503 Pounds
Pollutant
Volume
Into
HYDROGEN FLUORIDE
2,416 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
32,969 lbs
Air
PHENOL
4,875 lbs
Air Water
CARBON DISULFIDE
5 lbs
Air
TETRACHLOROETHYLENE
1,418 lbs
Air
MERCURY COMPOUNDS
44 lbs
Air
N-HEXANE
23,033 lbs
Air Water
1,3-BUTADIENE
301 lbs
Air
ETHYLENE
7,760 lbs
Air
XYLENE (MIXED ISOMERS)
7,942 lbs
Air Water Land
NITRATE COMPOUNDS
110,807 lbs
Water
CARBONYL SULFIDE
5 lbs
Air
ETHYLENE GLYCOL
5 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
784 lbs
Air
ETHYLBENZENE
1,708 lbs
Air Water
AMMONIA
13,789 lbs
Air Water
BENZO(G,H,I)PERYLENE
3 lbs
Air
1,2,4-TRIMETHYLBENZENE
2,805 lbs
Air Water
BENZENE
5,441 lbs
Air Water
METHANOL
1,929 lbs
Air
PROPYLENE
17,409 lbs
Air
NAPHTHALENE
1,118 lbs
Air
PHENANTHRENE
813 lbs
Air
CYCLOHEXANE
7,003 lbs
Air Water
TOLUENE
9,721 lbs
Air Water
NICKEL COMPOUNDS
117 lbs
Air Water
MOLYBDENUM TRIOXIDE
259 lbs
Air Water
LEAD COMPOUNDS
24 lbs
Air
2009 Pollutants Total Amount Released 235,997 Pounds
Pollutant
Volume
Into
NICKEL COMPOUNDS
120 lbs
Air Water
ETHYLBENZENE
2,121 lbs
Air Water
LEAD COMPOUNDS
25 lbs
Air
XYLENE (MIXED ISOMERS)
9,063 lbs
Air Water Land
NITRATE COMPOUNDS
59,500 lbs
Water
CYCLOHEXANE
8,191 lbs
Air Water
HYDROGEN FLUORIDE
2,450 lbs
Air
PHENOL
4,850 lbs
Air Water
N-HEXANE
27,902 lbs
Air Water Land
TETRACHLOROETHYLENE
1,300 lbs
Air
CARBONYL SULFIDE
5 lbs
Air
BENZENE
6,102 lbs
Air Water Land
METHANOL
1,770 lbs
Air
PHENANTHRENE
840 lbs
Air
ETHYLENE
8,160 lbs
Air
CARBON DISULFIDE
5 lbs
Air
PROPYLENE
30,080 lbs
Air
MOLYBDENUM TRIOXIDE
250 lbs
Air Water
POLYCYCLIC AROMATIC COMPOUNDS
690 lbs
Air
1,3-BUTADIENE
310 lbs
Air
1,2,4-TRIMETHYLBENZENE
3,282 lbs
Air Water Land
BENZO(G,H,I)PERYLENE
3 lbs
Air
MERCURY COMPOUNDS
45 lbs
Air
AMMONIA
28,520 lbs
Air Water
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
29,000 lbs
Air
TOLUENE
10,213 lbs
Air Water Land
NAPHTHALENE
1,200 lbs
Air
2008 Pollutants Total Amount Released 193,069 Pounds
Pollutant
Volume
Into
PHENANTHRENE
790 lbs
Air
PHENOL
3,900 lbs
Air Water
ETHYLENE
8,000 lbs
Air
BENZENE
4,201 lbs
Air Water
1,2,4-TRIMETHYLBENZENE
3,131 lbs
Air Water
1,3-BUTADIENE
293 lbs
Air
TETRACHLOROETHYLENE
1,400 lbs
Air
CARBON DISULFIDE
5 lbs
Air
LEAD COMPOUNDS
23 lbs
Air
TOLUENE
6,992 lbs
Air Water Land
PROPYLENE
18,130 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
29,000 lbs
Air
MERCURY COMPOUNDS
42 lbs
Air
XYLENE (MIXED ISOMERS)
7,402 lbs
Air Water Land
N-HEXANE
13,201 lbs
Air Water
ETHYLBENZENE
1,611 lbs
Air Water
BENZO(G,H,I)PERYLENE
2 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
670 lbs
Air
HYDROGEN FLUORIDE
2,450 lbs
Air
CYCLOHEXANE
4,361 lbs
Air Water
NAPHTHALENE
920 lbs
Air
CARBONYL SULFIDE
5 lbs
Air
NITRATE COMPOUNDS
69,100 lbs
Water
METHANOL
1,980 lbs
Air
AMMONIA
15,460 lbs
Air Water
2007 Pollutants Total Amount Released 136,686 Pounds
Pollutant
Volume
Into
BENZO(G,H,I)PERYLENE
1 lbs
Air
PROPYLENE
7,520 lbs
Air
LEAD COMPOUNDS
14 lbs
Air
XYLENE (MIXED ISOMERS)
5,610 lbs
Air Water Land
AMMONIA
24,590 lbs
Air Water
CYCLOHEXANE
1,911 lbs
Air Water
ZINC COMPOUNDS
314 lbs
Air Water
POLYCYCLIC AROMATIC COMPOUNDS
496 lbs
Air
NAPHTHALENE
650 lbs
Air
TETRACHLOROETHYLENE
1,710 lbs
Air
BENZENE
3,910 lbs
Air Water Land
TOLUENE
5,879 lbs
Air Water Land
NITRATE COMPOUNDS
22,500 lbs
Water
1,2,4-TRIMETHYLBENZENE
2,415 lbs
Air Water Land
MOLYBDENUM TRIOXIDE
240 lbs
Air Water
PHENANTHRENE
510 lbs
Air
NICKEL COMPOUNDS
140 lbs
Air Water
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
40,000 lbs
Air
METHANOL
1,980 lbs
Air
1,3-BUTADIENE
321 lbs
Air
ETHYLBENZENE
1,092 lbs
Air Water Land
ETHYLENE GLYCOL
5 lbs
Air
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
HYDROGEN FLUORIDE
4,200 lbs
Air
MERCURY COMPOUNDS
19 lbs
Air
N-HEXANE
8,309 lbs
Air Water Land
ETHYLENE
2,350 lbs
Air
2006 Pollutants Total Amount Released 171,745 Pounds
Pollutant
Volume
Into
AMMONIA
16,360 lbs
Air Water
TETRACHLOROETHYLENE
2,110 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
498 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
51,000 lbs
Air
TOLUENE
6,302 lbs
Air Water Land
PROPYLENE
7,520 lbs
Air
N-HEXANE
9,202 lbs
Air Water Land
ETHYLENE
2,550 lbs
Air
LEAD COMPOUNDS
15 lbs
Air
NITRATE COMPOUNDS
53,000 lbs
Water
HYDROGEN FLUORIDE
3,700 lbs
Air
ETHYLENE GLYCOL
5 lbs
Air
BENZO(G,H,I)PERYLENE
1 lbs
Air
NAPHTHALENE
680 lbs
Air
CYCLOHEXANE
2,181 lbs
Air Water
MERCURY COMPOUNDS
24 lbs
Air
ETHYLBENZENE
1,211 lbs
Air Water
XYLENE (MIXED ISOMERS)
6,302 lbs
Air Water Land
1,3-BUTADIENE
321 lbs
Air
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
1,2,4-TRIMETHYLBENZENE
1,852 lbs
Air Water Land
METHANOL
1,970 lbs
Air
BENZENE
4,401 lbs
Air Water
PHENANTHRENE
540 lbs
Air
2005 Pollutants Total Amount Released 168,109 Pounds
Pollutant
Volume
Into
XYLENE (MIXED ISOMERS)
5,901 lbs
Air Water
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
ETHYLENE
2,380 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
48,000 lbs
Air
NICKEL COMPOUNDS
190 lbs
Air
NITRATE COMPOUNDS
50,300 lbs
Water
1,2,4-TRIMETHYLBENZENE
1,781 lbs
Air Water
BENZO(G,H,I)PERYLENE
1 lbs
Air
MERCURY COMPOUNDS
24 lbs
Air
PROPYLENE
9,180 lbs
Air
BENZENE
4,671 lbs
Air Water
1,3-BUTADIENE
64 lbs
Air
AMMONIA
14,320 lbs
Air Water
N-HEXANE
13,011 lbs
Air Water
NAPHTHALENE
570 lbs
Air
ETHYLBENZENE
1,441 lbs
Air Water
ETHYLENE GLYCOL
5 lbs
Air
HYDROGEN FLUORIDE
3,700 lbs
Air
LEAD COMPOUNDS
15 lbs
Air
TOLUENE
5,491 lbs
Air Water
PHENANTHRENE
530 lbs
Air
TETRACHLOROETHYLENE
2,130 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
512 lbs
Air
CYCLOHEXANE
2,031 lbs
Air Water
METHANOL
1,790 lbs
Air
MOLYBDENUM TRIOXIDE
70 lbs
Air
2004 Pollutants Total Amount Released 110,913 Pounds
Pollutant
Volume
Into
TETRACHLOROETHYLENE
1,765 lbs
Air
PHENANTHRENE
548 lbs
Air
TOLUENE
5,655 lbs
Air Water
AMMONIA
11,400 lbs
Air Water
PROPYLENE
6,850 lbs
Air
MERCURY COMPOUNDS
23 lbs
Air
BENZENE
5,275 lbs
Air Water
1,2,4-TRIMETHYLBENZENE
1,675 lbs
Air Water
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
527 lbs
Air
1,3-BUTADIENE
10 lbs
Air
MOLYBDENUM TRIOXIDE
70 lbs
Air
HYDROGEN FLUORIDE
3,150 lbs
Air
ETHYLENE GLYCOL
5 lbs
Air
NITRATE COMPOUNDS
11,000 lbs
Water
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
40,000 lbs
Air
ZINC COMPOUNDS
280 lbs
Air
ETHYLBENZENE
1,815 lbs
Air Water
BENZO(G,H,I)PERYLENE
1 lbs
Air
NICKEL COMPOUNDS
140 lbs
Air
XYLENE (MIXED ISOMERS)
6,415 lbs
Air Water
NAPHTHALENE
610 lbs
Air
N-HEXANE
10,785 lbs
Air Water
CYCLOHEXANE
2,135 lbs
Air Water
ETHYLENE
760 lbs
Air
LEAD COMPOUNDS
14 lbs
Air
2003 Pollutants Total Amount Released 94,118 Pounds
Pollutant
Volume
Into
LEAD COMPOUNDS
18 lbs
Air
NICKEL COMPOUNDS
30 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
33,000 lbs
Air
1,2,4-TRIMETHYLBENZENE
2,215 lbs
Air Water
HYDROGEN FLUORIDE
3,150 lbs
Air
N-HEXANE
10,715 lbs
Air Water
BENZENE
5,055 lbs
Air Water
COBALT COMPOUNDS
16 lbs
Air
MOLYBDENUM TRIOXIDE
140 lbs
Air
1,3-BUTADIENE
14 lbs
Air
PROPYLENE
5,850 lbs
Air
TETRACHLOROETHYLENE
1,505 lbs
Air
CYCLOHEXANE
2,385 lbs
Air Water
PHENANTHRENE
535 lbs
Air
AMMONIA
13,500 lbs
Air Water
MERCURY COMPOUNDS
24 lbs
Air
ETHYLBENZENE
1,925 lbs
Air Water
XYLENE (MIXED ISOMERS)
6,735 lbs
Air Water
ETHYLENE
580 lbs
Air
TOLUENE
6,205 lbs
Air Water
ETHYLENE GLYCOL
5 lbs
Air
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
515 lbs
Air
BENZO(G,H,I)PERYLENE
1 lbs
Air
2002 Pollutants Total Amount Released 80,340 Pounds
Pollutant
Volume
Into
ETHYLENE
1,241 lbs
Air
1,3-BUTADIENE
16 lbs
Air
HYDROGEN FLUORIDE
3,650 lbs
Air
AMMONIA
14,000 lbs
Air Water
TOLUENE
5,375 lbs
Air Water
LEAD COMPOUNDS
15 lbs
Air
BENZO(G,H,I)PERYLENE
1 lbs
Air
N-HEXANE
9,215 lbs
Air Water
ETHYLENE GLYCOL
5 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
503 lbs
Air Land
PHENANTHRENE
500 lbs
Air
BENZENE
4,565 lbs
Air Water
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
1,2,4-TRIMETHYLBENZENE
1,795 lbs
Air Water
MERCURY COMPOUNDS
24 lbs
Air
XYLENE (MIXED ISOMERS)
5,295 lbs
Air Water
ETHYLBENZENE
1,695 lbs
Air Water
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
22,000 lbs
Air
CYCLOHEXANE
2,165 lbs
Air Water
TETRACHLOROETHYLENE
1,125 lbs
Air
PROPYLENE
7,150 lbs
Air
2001 Pollutants Total Amount Released 77,413 Pounds
Pollutant
Volume
Into
LEAD COMPOUNDS
16 lbs
Air
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
MERCURY COMPOUNDS
23 lbs
Air
BENZO(G,H,I)PERYLENE
1 lbs
Air
MOLYBDENUM TRIOXIDE
250 lbs
Air
N-HEXANE
8,410 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
4,710 lbs
Air Water Land
TOLUENE
4,710 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
1,660 lbs
Air Water Land
CYCLOHEXANE
2,355 lbs
Air Water
ETHYLBENZENE
1,560 lbs
Air Water Land
BENZENE
4,010 lbs
Air Water Land
PHENANTHRENE
500 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
499 lbs
Air
1,3-BUTADIENE
255 lbs
Air
ETHYLENE
1,000 lbs
Air
PROPYLENE
6,150 lbs
Air
TETRACHLOROETHYLENE
1,405 lbs
Air
HYDROGEN FLUORIDE
3,150 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
32,000 lbs
Air
AMMONIA
4,750 lbs
Air Water
2000 Pollutants Total Amount Released 66,268 Pounds
Pollutant
Volume
Into
PROPYLENE
4,350 lbs
Air
DIOXIN AND DIOXIN-LIKE COMPOUNDS
0 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
28,000 lbs
Air
BENZO(G,H,I)PERYLENE
1 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
453 lbs
Air
PHENANTHRENE
500 lbs
Air
N-HEXANE
6,905 lbs
Air Water
BENZENE
3,705 lbs
Air Water
TOLUENE
3,905 lbs
Air Water
MERCURY COMPOUNDS
19 lbs
Air
ETHYLBENZENE
1,005 lbs
Air Water
MOLYBDENUM TRIOXIDE
250 lbs
Air
CYCLOHEXANE
1,255 lbs
Air Water
ETHYLENE
500 lbs
Air
1,2,4-TRIMETHYLBENZENE
1,355 lbs
Air Water
HYDROGEN FLUORIDE
3,150 lbs
Air
TETRACHLOROETHYLENE
1,305 lbs
Air
XYLENE (MIXED ISOMERS)
4,605 lbs
Air Water
AMMONIA
4,750 lbs
Air Water
1,3-BUTADIENE
255 lbs
Air
1999 Pollutants Total Amount Released 67,555 Pounds
Pollutant
Volume
Into
PHENANTHRENE
260 lbs
Air Land
N-HEXANE
5,710 lbs
Air Water Land
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
30,000 lbs
Air
ETHYLBENZENE
1,460 lbs
Air Water Land
BENZENE
3,510 lbs
Air Water Land
ETHYLENE
1,250 lbs
Air
PROPYLENE
5,550 lbs
Air
XYLENE (MIXED ISOMERS)
4,110 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
1,660 lbs
Air Water Land
AMMONIA
3,105 lbs
Air Water Land
1,3-BUTADIENE
255 lbs
Air
TOLUENE
4,210 lbs
Air Water Land
POLYCYCLIC AROMATIC COMPOUNDS
260 lbs
Air Land
CYCLOHEXANE
1,660 lbs
Air Water Land
HYDROGEN FLUORIDE
3,050 lbs
Air
TETRACHLOROETHYLENE
1,505 lbs
Air
1998 Pollutants Total Amount Released 109,150 Pounds
Pollutant
Volume
Into
HYDROGEN FLUORIDE
2,550 lbs
Air
ETHYLENE
6,050 lbs
Air
1,3-BUTADIENE
255 lbs
Air
PHENANTHRENE
260 lbs
Air Land
CYCLOHEXANE
1,960 lbs
Air Water Land
ETHYLBENZENE
2,160 lbs
Air Water Land
N-HEXANE
9,710 lbs
Air Water Land
AMMONIA
10,255 lbs
Air Water Land
CHLORINE
250 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
30,000 lbs
Air
TETRACHLOROETHYLENE
1,505 lbs
Air
BENZENE
5,310 lbs
Air Water Land
TOLUENE
8,410 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
7,610 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
2,360 lbs
Air Water Land
PROPYLENE
20,250 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
255 lbs
Air
1997 Pollutants Total Amount Released 119,800 Pounds
Pollutant
Volume
Into
PHENANTHRENE
760 lbs
Air Land
CHLORINE
250 lbs
Air
CYCLOHEXANE
2,160 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
9,910 lbs
Air Water Land
AMMONIA
11,550 lbs
Air Water
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
26,000 lbs
Air
TETRACHLOROETHYLENE
1,305 lbs
Air
BENZENE
5,710 lbs
Air Water Land
ETHYLBENZENE
2,460 lbs
Air Water Land
HYDROGEN FLUORIDE
2,550 lbs
Air
ETHYLENE
7,550 lbs
Air
1,3-BUTADIENE
255 lbs
Air
TOLUENE
9,710 lbs
Air Water Land
POLYCYCLIC AROMATIC COMPOUNDS
1,005 lbs
Air Land
MOLYBDENUM TRIOXIDE
5 lbs
Air
N-HEXANE
11,910 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
2,960 lbs
Air Water Land
PROPYLENE
23,750 lbs
Air
1996 Pollutants Total Amount Released 143,925 Pounds
Pollutant
Volume
Into
PROPYLENE
12,750 lbs
Air
CYCLOHEXANE
6,710 lbs
Air Water Land
1,3-BUTADIENE
255 lbs
Air
CHLORINE
250 lbs
Air
1,2,4-TRIMETHYLBENZENE
2,360 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
14,355 lbs
Air Water Land
PHENANTHRENE
755 lbs
Air
BENZENE
5,810 lbs
Air Water Land
N-HEXANE
23,255 lbs
Air Water Land
HYDROGEN FLUORIDE
3,050 lbs
Air
ETHYLENE
5,750 lbs
Air
TETRACHLOROETHYLENE
1,505 lbs
Air
AMMONIA
17,550 lbs
Air Water
ETHYLBENZENE
3,560 lbs
Air Water Land
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
32,000 lbs
Air
POLYCYCLIC AROMATIC COMPOUNDS
755 lbs
Air
TOLUENE
13,255 lbs
Air Water Land
1995 Pollutants Total Amount Released 225,075 Pounds
Pollutant
Volume
Into
N-HEXANE
37,010 lbs
Air Water Land
PROPYLENE
27,100 lbs
Air
1,3-BUTADIENE
255 lbs
Air
BENZENE
12,810 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
9,960 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
37,355 lbs
Air Water Land
CYCLOHEXANE
10,310 lbs
Air Water Land
HYDROGEN FLUORIDE
2,650 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
28,250 lbs
Air
MOLYBDENUM TRIOXIDE
5 lbs
Air
CHLORINE
250 lbs
Air
TOLUENE
33,555 lbs
Air Water Land
AMMONIA
4,650 lbs
Air Water
ETHYLENE
11,700 lbs
Air
ETHYLBENZENE
7,810 lbs
Air Water Land
TETRACHLOROETHYLENE
1,405 lbs
Air
1994 Pollutants Total Amount Released 326,510 Pounds
Pollutant
Volume
Into
PROPYLENE
32,400 lbs
Air
METHANOL
4,750 lbs
Air
DIETHANOLAMINE
5,900 lbs
Air Water
ETHYLENE
14,800 lbs
Air
BENZENE
19,455 lbs
Air Water Land
HYDROGEN FLUORIDE
7,950 lbs
Air
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
31,250 lbs
Air
CYCLOHEXANE
13,810 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
22,855 lbs
Air Water Land
TETRACHLOROETHYLENE
9,605 lbs
Air
1,3-BUTADIENE
255 lbs
Air
XYLENE (MIXED ISOMERS)
79,755 lbs
Air Water Land
TOLUENE
62,955 lbs
Air Water Land
AMMONIA
5,150 lbs
Air Water
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
15 lbs
Air Land
ETHYLBENZENE
15,355 lbs
Air Water Land
CHLORINE
250 lbs
Air
1993 Pollutants Total Amount Released 251,675 Pounds
Pollutant
Volume
Into
HYDROCHLORIC ACID (1995 AND AFTER "ACID AEROSOLS" ONLY)
31,250 lbs
Air
XYLENE (MIXED ISOMERS)
55,655 lbs
Air Water Land
TOLUENE
44,510 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
21,010 lbs
Air Water Land
CYCLOHEXANE
3,060 lbs
Air Water Land
ETHYLBENZENE
11,005 lbs
Air Water Land
BENZENE
18,910 lbs
Air Water Land
1,3-BUTADIENE
500 lbs
Air
ETHYLENE
16,500 lbs
Air
TETRACHLOROETHYLENE
3,105 lbs
Air
PROPYLENE
29,300 lbs
Air
METHANOL
3,750 lbs
Air
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
15 lbs
Air Land
HYDROGEN FLUORIDE
5,550 lbs
Air
DIETHANOLAMINE
1,755 lbs
Air Water
CHLORINE
250 lbs
Air
AMMONIA
5,550 lbs
Air Water
1992 Pollutants Total Amount Released 224,635 Pounds
Pollutant
Volume
Into
HYDROGEN FLUORIDE
5,450 lbs
Air
TOLUENE
47,010 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
22,310 lbs
Air Water Land
BENZENE
20,110 lbs
Air Water Land
1,3-BUTADIENE
500 lbs
Air
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
15 lbs
Air Land
TRICHLOROETHYLENE
1,705 lbs
Air
ETHYLENE
15,500 lbs
Air
ETHYLBENZENE
11,010 lbs
Air Water Land
AMMONIA
9,650 lbs
Air Water
CYCLOHEXANE
2,560 lbs
Air Water Land
CHLORINE
250 lbs
Air
DIETHANOLAMINE
1,355 lbs
Air Water
PROPYLENE
29,200 lbs
Air
XYLENE (MIXED ISOMERS)
58,010 lbs
Air Water Land
1991 Pollutants Total Amount Released 196,455 Pounds
Pollutant
Volume
Into
CYCLOHEXANE
2,155 lbs
Air Water
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
15 lbs
Air Land
BENZENE
13,755 lbs
Air Water
TOLUENE
33,605 lbs
Air Water
HYDROGEN FLUORIDE
12,700 lbs
Air
XYLENE (MIXED ISOMERS)
41,005 lbs
Air Water
1,2,4-TRIMETHYLBENZENE
15,755 lbs
Air Water
METHYL TERT-BUTYL ETHER
250 lbs
Air
ETHYLBENZENE
7,455 lbs
Air Water
1,3-BUTADIENE
500 lbs
Air
PROPYLENE
30,900 lbs
Air
TRICHLOROETHYLENE
2,605 lbs
Air
DIETHANOLAMINE
1,755 lbs
Air Water
AMMONIA
16,250 lbs
Air Water
CHLORINE
250 lbs
Air
ETHYLENE
17,500 lbs
Air
1990 Pollutants Total Amount Released 220,055 Pounds
Pollutant
Volume
Into
PROPYLENE
29,000 lbs
Air
DIETHANOLAMINE
1,455 lbs
Air Water
BENZENE
13,705 lbs
Air Water Land
1,2,4-TRIMETHYLBENZENE
22,105 lbs
Air Water Land
ETHYLBENZENE
8,855 lbs
Air Water Land
1,3-BUTADIENE
160 lbs
Air
TOLUENE
35,705 lbs
Air Water Land
LEAD COMPOUNDS
130 lbs
Air Water
HYDROGEN FLUORIDE
19,500 lbs
Air
XYLENE (MIXED ISOMERS)
47,705 lbs
Air Water Land
TRICHLOROETHYLENE
2,805 lbs
Air
CYCLOHEXANE
4,455 lbs
Air Water Land
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
15 lbs
Air Land
ETHYLENE
19,000 lbs
Air
CHLORINE
250 lbs
Air
AMMONIA
15,210 lbs
Air Water Land
1989 Pollutants Total Amount Released 207,725 Pounds
Pollutant
Volume
Into
1,3-BUTADIENE
202 lbs
Air
XYLENE (MIXED ISOMERS)
62,050 lbs
Air Water Land
TOLUENE
36,133 lbs
Air Water Land
TRICHLOROETHYLENE
2,520 lbs
Air
1,2,4-TRIMETHYLBENZENE
21,414 lbs
Air Water Land
PROPYLENE
26,200 lbs
Air
ETHYLBENZENE
7,040 lbs
Air Water Land
BENZENE
13,600 lbs
Air Water Land
CHLORINE
40 lbs
Air
LEAD
366 lbs
Air Water Land
ETHYLENE
18,200 lbs
Air
HYDROGEN FLUORIDE
13,200 lbs
Air
DIETHANOLAMINE
1,560 lbs
Air Water
CYCLOHEXANE
5,200 lbs
Air Water Land
1988 Pollutants Total Amount Released 298,223 Pounds
Pollutant
Volume
Into
1,2,4-TRIMETHYLBENZENE
19,550 lbs
Air Land
PROPYLENE
28,200 lbs
Air
CYCLOHEXANE
5,810 lbs
Air Land
HYDROGEN FLUORIDE
9,290 lbs
Air
ETHYLENE
21,000 lbs
Air
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
1,250 lbs
Air Land
CHLORINE
20 lbs
Air
DIETHANOLAMINE
1,910 lbs
Air Water Land
XYLENE (MIXED ISOMERS)
51,950 lbs
Air Water Land
ALUMINUM OXIDE (FIBROUS FORMS)
101,000 lbs
Air Land
TRICHLOROETHYLENE
1,050 lbs
Air
LEAD
383 lbs
Air Water Land
ETHYLBENZENE
4,230 lbs
Air Water Land
SODIUM HYDROXIDE (SOLUTION)
250 lbs
Land
TOLUENE
39,250 lbs
Air Land
BENZENE
13,080 lbs
Air Land
1987 Pollutants Total Amount Released 253,917 Pounds
Pollutant
Volume
Into
XYLENE (MIXED ISOMERS)
46,060 lbs
Air Water Land
CHLORINE
18 lbs
Air
ETHYLBENZENE
4,420 lbs
Air Water Land
HYDROGEN FLUORIDE
9,200 lbs
Air
LEAD
385 lbs
Air Water Land
SULFURIC ACID (1994 AND AFTER "ACID AEROSOLS" ONLY)
810 lbs
Air
SODIUM HYDROXIDE (SOLUTION)
250 lbs
Land
BENZENE
9,970 lbs
Air Land
ALUMINUM OXIDE (FIBROUS FORMS)
87,000 lbs
Air Land
1,2,4-TRIMETHYLBENZENE
17,790 lbs
Air Land
DIETHANOLAMINE
1,950 lbs
Air Land
CYCLOHEXANE
1,854 lbs
Air Land
TRICHLOROETHYLENE
700 lbs
Air
PROPYLENE
16,100 lbs
Air
ETHYLENE
21,160 lbs
Air
TOLUENE
36,250 lbs
Air Land

Chs Inc Laurel Refinery is located in Yellowstone County in the city of Laurel, MT. In 2015, the most recent year on file, Chs Inc Laurel Refinery released 318,508 pounds of pollutants.

Polluter data was obtained from the Toxic Release Inventory Program. The goal of the Toxics Release Inventory program is to provide communities with information about toxic chemical releases and waste management activities and to support informed decision making at all levels by industry, government, non-governmental organizations, and the public.

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