Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
2700 E. 5TH STREET, CHEYENNE, WY, 82007
Parent company: HF SINCLAIR CORP
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | n-Hexane | Toluene | Xylene (mixed isomers) | Aluminum oxide (fibrous forms) | Propylene | Total |
|---|---|---|---|---|---|---|
| 2024 | 120 | 167 | 311 | — | 10 | 886 |
| 2023 | 7,000 | 34 | 49 | — | 6 | 7,172 |
| 2022 | 5,803 | 271 | 490 | — | 101 | 7,321 |
| 2021 | — | — | — | — | — | 24 |
| 2020 | 8,270 | 7,700 | 8,550 | — | 3,500 | 65,081 |
| 2019 | 25,700 | 12,500 | 15,600 | — | 3,300 | 121,557 |
| 2018 | 38,000 | 14,100 | 14,900 | — | 11,200 | 184,410 |
| 2017 | 38,000 | 11,200 | 13,700 | — | 7,500 | 166,910 |
| 2016 | 20,940 | 28,300 | 31,500 | — | 11,400 | 179,753 |
| 2015 | 18,800 | 12,600 | 14,200 | — | 25,800 | 139,380 |
| 2014 | 23,000 | 11,800 | 12,500 | — | 10,200 | 123,357 |
| 2013 | 24,000 | 12,600 | 14,300 | — | 17,800 | 134,953 |
| 2012 | 23,000 | 10,700 | 11,700 | — | 8,700 | 122,104 |
| 2011 | 22,000 | 11,800 | 12,500 | — | 31,400 | 126,127 |
| 2010 | 23,000 | 9,500 | 10,450 | — | 16,800 | 99,668 |
| 2009 | 38,000 | 21,300 | 22,630 | — | 14,700 | 143,502 |
| 2008 | 28,000 | 20,300 | 22,670 | — | 24,700 | 179,335 |
| 2007 | 26,000 | 20,200 | 21,630 | — | 12,100 | 157,570 |
| 2006 | 26,000 | 18,300 | 19,650 | — | 11,600 | 157,156 |
| 2005 | 31,876 | 12,429 | 9,669 | — | 4,672 | 80,033 |
| 2004 | 29,949 | 10,196 | 8,388 | — | 4,868 | 72,713 |
| 2003 | 40,121 | 12,006 | 5,738 | — | 6,427 | 86,078 |
| 2001 | 29,329 | 12,927 | 5,065 | — | 4,619 | 75,616 |
| 2000 | 28,974 | 15,477 | 2,957 | — | 4,099 | 79,070 |
| 1999 | 29,785 | 12,972 | 3,457 | — | 2,649 | 81,192 |
| 1998 | 31,901 | 8,766 | 6,525 | — | 3,234 | 79,666 |
| 1997 | 64,975 | 28,466 | 13,282 | — | 536 | 152,559 |
| 1996 | 63,541 | 24,654 | 12,205 | — | 13,565 | 171,765 |
| 1995 | 70,364 | 29,384 | 15,721 | — | 13,105 | 191,118 |
| 1994 | — | 9,837 | 9,743 | — | 12,322 | 72,669 |
| 1993 | — | 6,842 | 3,509 | — | 10,659 | 54,940 |
| 1992 | — | 10,411 | 8,869 | — | 6,169 | 97,715 |
| 1991 | — | 55,500 | — | — | 5,600 | 111,927 |
| 1990 | — | 69,600 | 60,200 | — | 1,400 | 231,818 |
| 1989 | — | 83,700 | 91,100 | — | 31,300 | 413,277 |
| 1988 | — | — | 84,100 | 173,000 | 2,900 | 518,200 |
| 1987 | — | 24,029 | — | 276,000 | — | 300,029 |