Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
20945 S WILMINGTON AVE, CARSON, CA, 90810
Parent company: SHELL PETROLEUM INC
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 | Ammonia | Xylene (mixed isomers) | Toluene | Propylene | Methyl tert-butyl ether | Total |
|---|---|---|---|---|---|---|
| 2024 | — | 9,017 | 2,382 | — | — | 23,194 |
| 2023 | — | 8,726 | 2,204 | — | — | 21,941 |
| 2022 | — | 7,554 | 1,879 | — | — | 18,817 |
| 2021 | — | 8,627 | 1,884 | — | — | 20,502 |
| 2020 | — | 8,572 | 1,869 | — | — | 20,549 |
| 2019 | — | 8,113 | 1,870 | — | — | 19,976 |
| 2018 | — | 8,064 | 1,855 | — | — | 19,509 |
| 2017 | — | 2,358 | 4,560 | — | — | 13,463 |
| 2016 | — | 2,140 | 4,127 | — | — | 12,148 |
| 2015 | — | 1,998 | 3,504 | — | — | 10,954 |
| 2014 | — | 2,205 | 3,504 | — | — | 13,409 |
| 2013 | — | 2,368 | 3,854 | — | — | 13,845 |
| 2012 | — | 2,560 | 4,280 | — | — | 14,354 |
| 2011 | — | 2,408 | 3,994 | — | — | 14,484 |
| 2010 | — | 2,570 | 4,390 | — | — | 15,602 |
| 2009 | — | 1,950 | 4,150 | — | — | 14,351 |
| 2008 | — | 2,450 | 4,650 | — | — | 18,265 |
| 2007 | — | 2,795 | 5,392 | — | — | 18,753 |
| 2006 | — | 4,865 | 5,242 | — | — | 21,236 |
| 2005 | — | 4,303 | 4,744 | — | — | 18,729 |
| 2004 | — | 3,350 | 3,350 | — | — | 14,571 |
| 2003 | — | 3,950 | 3,550 | — | — | 16,860 |
| 2002 | — | 4,350 | 3,350 | — | 12,750 | 42,605 |
| 2001 | — | 4,550 | 3,850 | — | 24,750 | 44,355 |
| 2000 | — | 3,950 | 4,250 | — | 32,750 | 52,760 |
| 1999 | — | 3,050 | 3,000 | — | 29,000 | 45,900 |
| 1998 | — | 3,705 | 3,855 | — | 42,250 | 64,395 |
| 1991 | 167,121 | 22,024 | 27,766 | 17,507 | 2,289 | 254,810 |
| 1990 | 168,800 | 79,500 | 99,400 | 129,000 | — | 593,615 |
| 1989 | 162,000 | 51,300 | 71,300 | — | — | 378,677 |
| 1988 | 3,850 | 73,000 | — | — | — | 209,933 |
| 1987 | 3,700 | 58,000 | — | — | — | 86,908 |