Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
9123 CENTER AVE, RANCHO CUCAMONGA, CA, 91730
Parent company: BLUESCOPE STEEL N.A. 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 | Xylene (mixed isomers) | Certain glycol ethers | n-Butyl alcohol | Methyl ethyl ketone | 1,2,4-Trimethylbenzene | Total |
|---|---|---|---|---|---|---|
| 2024 | 4,903 | 1,749 | 3,425 | — | 1,749 | 14,865 |
| 2023 | 4,903 | 1,749 | 3,425 | — | 1,683 | 14,799 |
| 2022 | 4,823 | 1,706 | 3,350 | — | 1,635 | 14,368 |
| 2021 | 4,561 | 1,665 | 3,610 | — | 2,038 | 13,941 |
| 2020 | 4,321 | 1,710 | 3,107 | — | 2,308 | 13,263 |
| 2019 | 3,984 | 2,029 | 3,221 | — | 2,286 | 13,368 |
| 2018 | 3,897 | 2,141 | 3,103 | — | 2,287 | 13,341 |
| 2017 | 3,443 | 1,476 | 2,577 | — | 1,760 | 10,729 |
| 2016 | 2,730 | 926 | 1,550 | — | 1,395 | 7,480 |
| 2015 | 1,973 | 807 | 1,110 | — | 1,000 | 5,536 |
| 2014 | 2,116 | 799 | 883 | — | 689 | 5,538 |
| 2013 | 1,916 | 841 | 871 | — | 622 | 5,318 |
| 2012 | 1,913 | 886 | 931 | — | 652 | 5,472 |
| 2011 | 1,609 | 767 | 771 | — | 614 | 3,760 |
| 2010 | 1,303 | 737 | 806 | — | 651 | 3,498 |
| 2009 | 1,422 | 622 | 892 | — | 702 | 3,637 |
| 2008 | 2,644 | 910 | 1,325 | — | 1,132 | 7,507 |
| 2007 | 2,857 | 748 | 1,486 | — | 1,253 | 8,100 |
| 2006 | 2,786 | 192 | 1,673 | — | 1,330 | 7,747 |
| 2005 | 1,202 | 293 | 354 | — | 470 | 3,040 |
| 2004 | 1,319 | 1,386 | 709 | — | 635 | 4,748 |
| 2003 | 1,381 | 2,728 | 355 | 15,754 | — | 21,888 |
| 2002 | 401 | 566 | 89 | 2,177 | — | 3,596 |
| 2001 | 435 | 739 | 140 | 1,163 | 198 | 2,864 |
| 2000 | 407 | 752 | 244 | 662 | 308 | 2,554 |
| 1999 | 279 | 667 | 115 | 135 | 249 | 1,647 |
| 1998 | 381 | 907 | 301 | 68 | 368 | 2,444 |
| 1997 | 114 | 183 | 139 | 53 | 81 | 679 |
| 1996 | 1,430 | 4,543 | 4,286 | 1,773 | 4,702 | 20,182 |
| 1995 | 3,901 | 4,605 | 3,427 | — | 7,018 | 21,250 |
| 1994 | 3,550 | 6,751 | 2,180 | 1,263 | 2,980 | 18,812 |
| 1993 | 5,421 | 9,828 | 4,613 | — | 3,733 | 37,162 |
| 1992 | 5,800 | 11,300 | 3,900 | 26,500 | 2,560 | 55,631 |
| 1991 | — | — | — | — | — | 255 |
| 1990 | — | — | 3,612 | — | — | 3,612 |
| 1989 | — | — | 2,212 | — | — | 2,212 |