Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
6144 US HIGHWAY 12, PORTAGE, IN, 46368
Parent company: AZZ 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 | Certain glycol ethers | Xylene (mixed isomers) | Methyl ethyl ketone | 1,2,4-Trimethylbenzene | n-Butyl alcohol | Total |
|---|---|---|---|---|---|---|
| 2024 | 34,703 | 6,684 | — | 7,852 | 16,440 | 73,829 |
| 2023 | 27,936 | 5,152 | — | 7,725 | 16,175 | 65,470 |
| 2022 | 32,393 | 5,893 | — | 15,794 | 16,695 | 77,805 |
| 2021 | 6,671 | 994 | — | 3,088 | 3,265 | 15,562 |
| 2020 | 6,668 | 882 | — | 3,612 | 3,632 | 16,164 |
| 2019 | 4,800 | 824 | — | 2,942 | 2,959 | 12,385 |
| 2018 | 4,700 | 992 | — | 2,932 | 2,949 | 12,407 |
| 2017 | 6,927 | 1,568 | — | 2,946 | 2,965 | 15,623 |
| 2016 | 15,185 | 3,650 | — | 6,832 | 6,871 | 35,634 |
| 2015 | 11,786 | 3,015 | — | 6,024 | 5,967 | 29,936 |
| 2014 | 11,443 | 3,428 | — | 7,572 | 6,830 | 33,833 |
| 2013 | 11,559 | 2,505 | — | 6,758 | 2,537 | 28,788 |
| 2012 | 12,737 | 6,243 | — | 12,902 | 12,364 | 75,733 |
| 2011 | 9,800 | 2,357 | — | 5,490 | 5,259 | 27,404 |
| 2010 | 8,227 | 1,912 | — | 5,481 | 3,770 | 51,843 |
| 2009 | 8,364 | 1,234 | — | 5,478 | 3,773 | 51,534 |
| 2008 | 12,070 | 3,592 | — | 8,068 | 6,811 | 37,388 |
| 2007 | 11,977 | 3,748 | — | 8,007 | 6,812 | 37,279 |
| 2006 | 13,971 | 6,215 | — | 12,613 | 7,339 | 47,191 |
| 2005 | 16,236 | 9,012 | — | 12,622 | 7,352 | 52,206 |
| 2004 | 47,520 | 21,938 | — | 37,551 | 15,946 | 139,553 |
| 2003 | 33,940 | 33,830 | 56,862 | 36,725 | 14,903 | 194,372 |
| 2002 | 65,708 | 42,136 | 67,273 | 53,509 | 26,904 | 290,657 |
| 2001 | 86,996 | 42,629 | 35,710 | 50,005 | 28,280 | 274,609 |
| 2000 | 90,414 | 126,535 | 32,790 | 41,381 | 38,617 | 373,104 |
| 1999 | 71,645 | 94,365 | 29,561 | 24,112 | 18,092 | 256,892 |
| 1998 | 275,324 | 180,453 | 261,112 | 52,923 | — | 809,982 |
| 1997 | 38,926 | 51,073 | 90,471 | 32,433 | 4,253 | 245,627 |
| 1996 | 53,068 | 6,232 | 39,818 | 9,005 | — | 113,010 |
| 1995 | 56,361 | 30,622 | 7,786 | 4,283 | 4,169 | 139,232 |
| 1994 | 53,280 | 27,145 | 6,706 | 8,317 | 6,241 | 131,567 |
| 1993 | 56,423 | 25,966 | 7,745 | 4,367 | 4,251 | 113,814 |
| 1992 | 55,389 | 25,152 | 6,083 | 2,503 | 3,694 | 99,269 |
| 1991 | 19,983 | 10,595 | 7,831 | — | 2,100 | 47,025 |
| 1990 | 22,305 | 15,683 | 7,982 | — | 1,821 | 51,283 |
| 1989 | 31,553 | 1,199 | 2,909 | — | — | 36,723 |
| 1988 | 45,006 | — | 1,755 | — | — | 48,320 |
| 1987 | 74,347 | — | — | — | — | 74,347 |