Facility detail

COASTAL CHEM INC

8201 OTTO RD, CHEYENNE, WY, 82007

Parent company: EL PASO CORP

Carcinogen — EPA classifications across all reporting years

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Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

Top chemical totals

The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.

Full release table

Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.

All values in pounds (lbs)
Year	Ammonium nitrate (solution)	Nitrate compounds (water dissociable; reportable only when in aqueous solution)	Ammonia	Methanol	Ethylene glycol	Total (lbs)
2003	—	—	—	57,200	—	81,400
2002	—	6,478,000	628,300	65,800	10,000	7,211,456
2001	—	5,864,000	602,520	67,300	4,000	6,561,758
2000	—	8,994,000	654,500	35,700	10,000	9,719,445
1999	—	7,700,000	701,000	27,340	9,700	8,465,556
1998	—	7,300,000	658,500	39,740	14,000	8,034,690
1997	—	6,500,000	695,000	36,310	26,000	7,280,840
1996	—	6,062,000	1,527,260	26,150	25,800	7,674,410
1995	—	7,700,000	1,495,150	35,150	17,000	9,283,450
1994	17,807,000	—	3,626,200	1,000	14,000	21,493,491
1993	11,394,415	—	3,857,352	1,220	18,966	15,334,423
1992	10,896,635	—	2,410,600	250	20,751	13,362,941
1991	8,046,000	—	1,514,400	—	19,492	9,617,192
1990	6,469,090	—	1,234,280	—	79,777	7,908,661
1989	13,003,200	—	1,806,200	—	52,396	15,133,055
1988	25,368,722	—	2,390,000	—	—	28,001,181
1987	29,728,000	—	—	—	29,400	29,926,208

▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.