Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
EVONIK ACTIVE OXYGENS LLC BAYPORT PLANT
12000 BAY AREA BLVD, PASADENA, TX, 77507
Parent company: EVONIK CORP
Carcinogen
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | n-Hexane | Cyclohexane | Methanol | 1,2,4-Trimethylbenzene | Toluene | Total (lbs) |
| 2024 | — | — | 53 | — | — | 270 |
| 2023 | — | — | 145 | — | — | 362 |
| 2022 | — | — | 167 | — | — | 400 |
| 2021 | — | — | 156 | — | — | 156 |
| 2020 | — | — | 132 | — | — | 132 |
| 2019 | — | — | 114 | — | — | 318 |
| 2018 | — | — | 393 | — | — | 602 |
| 2017 | — | — | 168 | — | — | 376 |
| 2016 | — | — | 376 | — | — | 493 |
| 2015 | — | — | 264 | — | — | 634 |
| 2014 | — | — | 187 | — | — | 187 |
| 2013 | — | — | 928 | — | — | 928 |
| 2012 | — | — | 1,220 | — | — | 1,220 |
| 2011 | — | — | 2,205 | — | — | 2,205 |
| 2010 | — | — | 1,505 | — | — | 1,505 |
| 2009 | 3,006 | 1,658 | 1,045 | — | 882 | 6,591 |
| 2008 | 4,213 | 1,973 | 62 | — | 918 | 7,166 |
| 2007 | 8,060 | 2,758 | 274 | — | 2,102 | 13,194 |
| 2006 | 5,415 | 2,366 | 1,334 | — | 1,581 | 10,696 |
| 2005 | 4,944 | 1,585 | 1,364 | — | 2,051 | 9,944 |
| 2004 | 5,998 | 2,920 | 1,364 | — | — | 10,282 |
| 2003 | 5,967 | 2,908 | 1,354 | — | — | 10,229 |
| 2002 | 5,936 | 2,740 | 1,354 | — | — | 10,030 |
| 2001 | 5,703 | 2,841 | 1,354 | — | — | 9,898 |
| 2000 | 6,056 | 2,751 | 1,413 | — | — | 10,220 |
| 1999 | 7,849 | 2,808 | 1,380 | — | — | 12,037 |
| 1998 | 7,933 | 2,892 | 1,380 | — | — | 12,205 |
| 1997 | 7,563 | 2,771 | 1,380 | — | — | 11,714 |
| 1996 | 7,324 | 2,510 | 2,188 | — | — | 12,922 |
| 1995 | 7,424 | 2,536 | 2,111 | — | — | 12,727 |
| 1994 | — | 2,667 | 2,080 | — | — | 5,947 |
| 1993 | — | 2,564 | 685 | — | — | 4,975 |
| 1992 | — | 2,540 | 702 | — | — | 4,571 |
| 1991 | — | — | 2,443 | — | — | 3,541 |
| 1990 | — | — | 1,955 | — | — | 7,286 |
| 1989 | — | — | 1,750 | 10,035 | — | 13,168 |
| 1988 | — | — | 1,777 | — | — | 2,130 |
| 1987 | — | — | — | — | — | 113 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.