Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
MONUMENT CHEMICAL PORT ARTHUR LLC
2450 S GULFWAY DR, PORT ARTHUR, TX, 77641
Parent company: MONUMENT CHEMICAL LLC
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Benzene | Toluene | Xylene (mixed isomers) | Vinyl acetate | Cumene | Total |
|---|---|---|---|---|---|---|
| 2024 | 3,150 | 1,979 | 803 | — | 16 | 11,440 |
| 2023 | 2,044 | 1,027 | 451 | — | 170 | 6,389 |
| 2022 | 2,897 | 1,552 | 768 | — | 29 | 9,961 |
| 2021 | 3,668 | 2,359 | 1,176 | 421 | 30 | 14,810 |
| 2020 | 5,935 | 4,531 | 1,965 | 2,469 | 551 | 21,880 |
| 2019 | 4,300 | 894 | 249 | 915 | — | 15,063 |
| 2018 | 10,982 | 14,906 | 6,396 | 7,099 | 7,437 | 53,743 |
| 2017 | 988 | 1,586 | 2,293 | 865 | 744 | 10,600 |
| 2016 | 528 | 1,564 | 430 | 271 | 725 | 4,567 |
| 2015 | 482 | 2,163 | 575 | 1,160 | 1,389 | 7,287 |
| 2014 | 984 | 1,167 | 614 | 1,034 | 519 | 5,395 |
| 2013 | 649 | 915 | 329 | 983 | 279 | 4,061 |
| 2012 | 1,322 | 1,193 | 695 | 872 | 69 | 5,518 |
| 2011 | 603 | 261 | 828 | 553 | 241 | 2,778 |
| 2010 | 923 | 385 | 48 | 83 | 300 | 2,401 |
| 2009 | 10 | 10 | 10 | 10 | 10 | 650 |
| 2008 | 10 | 10 | 10 | 10 | 10 | 650 |
| 2007 | 10 | — | — | 10 | 10 | 650 |
| 2006 | 10 | — | — | 10 | 10 | 650 |
| 2000 | — | — | — | — | — | 505 |
| 1999 | — | — | — | — | — | 10 |
| 1998 | — | — | — | — | — | 10 |
| 1997 | — | 500 | — | — | — | 1,020 |
| 1996 | — | — | — | — | — | 220 |
| 1995 | — | — | — | — | — | 20 |
| 1994 | — | — | — | — | — | 255 |
| 1993 | 500 | 500 | — | — | — | 1,265 |
| 1992 | — | 250 | — | — | — | 250 |
| 1991 | — | 250 | — | — | — | 250 |