Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NOURYON FUNCTIONAL CHEMICALS LLC
12900 BAY PARK RD, PASADENA, TX, 77507
Parent company: NOURYON USA LLC
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 | Ammonia | Allyl alcohol | tert-Butyl alcohol | Nitric acid | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2024 | — | — | 467 | — | — | 500 |
| 2023 | — | — | 614 | — | — | 651 |
| 2022 | — | — | 543 | — | — | 614 |
| 2021 | — | — | 476 | — | — | 557 |
| 2020 | — | — | 279 | — | — | 305 |
| 2019 | — | — | 307 | — | — | 308 |
| 2018 | — | — | 770 | — | — | 771 |
| 2017 | — | — | 399 | — | — | 400 |
| 2016 | — | 272 | 381 | — | — | 738 |
| 2015 | — | 559 | 303 | — | — | 993 |
| 2014 | — | 738 | 1,044 | — | — | 1,840 |
| 2013 | — | 1,113 | 1,017 | — | — | 2,225 |
| 2012 | — | 760 | 740 | — | — | 1,575 |
| 2011 | — | 830 | 910 | — | — | 1,824 |
| 2010 | — | 430 | 530 | — | — | 1,078 |
| 2009 | — | 374 | 599 | — | — | 1,088 |
| 2008 | — | 314 | 530 | — | — | 958 |
| 2007 | — | 306 | 888 | — | — | 1,607 |
| 2006 | — | 1,663 | 1,287 | — | — | 3,060 |
| 2005 | — | 207 | 623 | — | — | 935 |
| 2004 | — | 155 | 1,099 | — | — | 1,342 |
| 2003 | 30 | 1,068 | 4,832 | — | — | 7,238 |
| 2002 | — | 1,066 | 4,587 | — | — | 6,088 |
| 2001 | 100 | 567 | 4,312 | — | — | 5,167 |
| 2000 | 171 | 565 | 2,282 | — | — | 3,119 |
| 1999 | 117,897 | 561 | 1,198 | 2,658 | — | 126,860 |
| 1998 | 61,633 | 602 | 1,204 | 2,560 | — | 69,540 |
| 1997 | 77,903 | 708 | 4,491 | 3,159 | — | 89,642 |
| 1996 | 64,577 | 596 | 1,191 | 3,158 | — | 71,710 |
| 1995 | 66,204 | 2,055 | 2,655 | 2,775 | — | 76,719 |
| 1994 | 64,298 | 1,822 | — | 2,472 | 795 | 74,606 |
| 1993 | 28,038 | 3,419 | — | 3,269 | 24,160 | 91,220 |
| 1992 | 27,900 | 17,980 | 250 | 3,105 | 1,750 | 57,107 |
| 1991 | 67,200 | 18,250 | 250 | 4,805 | 255 | 98,040 |
| 1990 | 48,250 | 2,570 | — | 10 | 255 | 59,865 |
| 1989 | 41,750 | — | — | 750 | 750 | 59,000 |
| 1988 | — | — | — | 250 | 500 | 30,000 |
| 1987 | — | — | — | 250 | — | 500 |
▎ 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.