Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
4502 FREEDOM WAY, WEIRTON, WV, 26062
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 | 1,2,4-Trimethylbenzene | Certain glycol ethers | n-Butyl alcohol | Xylene (mixed isomers) | Naphthalene | Total |
|---|---|---|---|---|---|---|
| 2024 | 610 | 10,842 | 4,895 | 2,179 | 1,154 | 21,250 |
| 2023 | 7,654 | 16,126 | 9,139 | 3,538 | 2,356 | 41,379 |
| 2022 | 8,762 | 15,913 | 8,546 | 3,747 | 1,789 | 41,018 |
| 2021 | 9,318 | 14,645 | 7,866 | 3,471 | 2,198 | 39,118 |
| 2020 | 10,023 | 10,643 | 7,143 | 3,282 | 1,906 | 34,342 |
| 2019 | 7,459 | 10,571 | 6,189 | 3,444 | 1,604 | 30,227 |
| 2018 | 10,598 | 12,493 | 7,164 | 5,150 | 2,020 | 38,951 |
| 2017 | 10,002 | 11,965 | 5,317 | 5,317 | 1,608 | 35,970 |
| 2016 | 9,170 | 11,541 | 5,317 | 4,957 | 1,519 | 35,381 |
| 2015 | 9,170 | 9,524 | 4,458 | 4,248 | 1,206 | 30,434 |
| 2014 | 6,911 | 7,144 | 3,461 | 3,291 | 1,201 | 23,353 |
| 2013 | 5,146 | 5,508 | 2,172 | 2,224 | 1,126 | 17,029 |
| 2012 | 4,541 | 4,668 | 1,855 | 2,078 | 919 | 14,756 |
| 2011 | 6,491 | 5,263 | 2,447 | 1,752 | 3,271 | 20,010 |
| 2010 | 13,358 | 14,459 | 6,162 | 4,760 | 7,403 | 46,511 |
| 2009 | 11,542 | 11,368 | 5,055 | 3,605 | 6,279 | 38,801 |
| 2008 | 10,068 | 10,058 | 5,375 | 3,221 | 7,110 | 38,447 |
| 2007 | 12,724 | 9,121 | 4,339 | 3,379 | 6,201 | 35,764 |
| 2006 | 12,243 | 8,408 | 5,556 | 3,431 | 4,851 | 34,489 |
| 2005 | 16,321 | 9,706 | 9,004 | 5,382 | 5,948 | 47,329 |
| 2004 | 11,844 | 3,799 | 5,219 | 2,709 | 3,688 | 27,766 |
| 2003 | 14,781 | 9,104 | 5,867 | 3,462 | 3,789 | 42,722 |
| 2002 | 7,703 | 5,023 | 2,592 | 1,873 | 3,021 | 22,973 |
| 2001 | 7,943 | 4,021 | 1,442 | 2,140 | 1,972 | 23,183 |
| 2000 | 8,640 | 3,458 | 1,894 | 2,022 | 1,597 | 24,125 |
| 1999 | 7,329 | 2,502 | 2,921 | 3,077 | 1,772 | 23,172 |
| 1998 | 3,150 | 1,125 | 1,051 | 1,025 | 691 | 11,016 |
| 1997 | 2,573 | 3,843 | — | 1,239 | — | 16,131 |