Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HUNTSMAN PETROCHEMICAL LLC
5451 JEFFERSON CHEMICAL RD, CONROE, TX, 77301
Parent company: HUNTSMAN INC
Carcinogen
— 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 | Ammonia | Propylene oxide | Sodium sulfate (solution) | Methanol | Ethylene oxide | Total |
|---|---|---|---|---|---|---|
| 2024 | 15,820 | 97 | — | 2,019 | 141 | 22,107 |
| 2023 | 21,564 | 512 | — | 2,355 | 1,667 | 29,627 |
| 2022 | 30,687 | 438 | — | 2,409 | 1,181 | 39,269 |
| 2021 | 26,344 | 1,027 | — | 2,469 | 1,523 | 36,666 |
| 2020 | 27,482 | 1,314 | — | 2,115 | 4,030 | 44,506 |
| 2019 | 25,990 | 1,390 | — | 2,309 | 3,866 | 40,858 |
| 2018 | 25,627 | 979 | — | 2,972 | 4,633 | 43,484 |
| 2017 | 24,385 | 1,009 | — | 2,673 | 5,233 | 43,772 |
| 2016 | 20,254 | 1,151 | — | 4,363 | 5,233 | 40,674 |
| 2015 | 28,534 | 1,121 | — | 3,331 | 7,704 | 52,847 |
| 2014 | 27,835 | 1,364 | — | 3,913 | 5,561 | 48,127 |
| 2013 | 27,379 | 1,089 | — | 3,728 | 5,805 | 51,783 |
| 2012 | 29,144 | 1,424 | — | 5,654 | 6,759 | 52,719 |
| 2011 | 30,930 | 1,641 | — | 7,367 | 6,021 | 55,816 |
| 2010 | 15,900 | 2,179 | — | 4,933 | 7,217 | 39,712 |
| 2009 | 12,942 | 1,773 | — | 5,173 | 9,816 | 39,919 |
| 2008 | 14,966 | 1,446 | — | 4,258 | 9,756 | 40,442 |
| 2007 | 13,490 | 1,895 | — | 6,728 | 7,199 | 40,349 |
| 2006 | 25,603 | 2,673 | — | 4,705 | 7,550 | 49,113 |
| 2005 | 47,397 | 5,862 | — | 14,071 | 14,634 | 91,963 |
| 2004 | 37,007 | 4,247 | — | 8,720 | 6,622 | 67,451 |
| 2003 | 17,818 | 4,383 | — | 6,065 | 6,113 | 42,990 |
| 2002 | 26,855 | 4,494 | — | 2,639 | 5,726 | 43,598 |
| 2001 | 21,660 | 4,302 | — | 1,669 | 3,329 | 37,461 |
| 2000 | 20,136 | 4,073 | — | 2,187 | 5,154 | 40,030 |
| 1999 | 20,600 | 3,700 | — | 1,730 | 3,370 | 35,563 |
| 1998 | 20,800 | 3,900 | — | 1,860 | 3,540 | 35,979 |
| 1997 | 27,700 | 3,700 | — | 1,770 | 3,440 | 42,283 |
| 1996 | 22,610 | 4,000 | — | 2,000 | 2,100 | 44,991 |
| 1995 | 32,720 | 35,850 | — | 2,040 | 900 | 77,706 |
| 1994 | 33,500 | 76,810 | — | 4,190 | 890 | 117,290 |
| 1993 | 36,640 | 64,830 | — | 13,350 | 5,760 | 136,560 |
| 1992 | 28,700 | 62,300 | — | 11,750 | 5,600 | 127,270 |
| 1991 | 39,900 | 61,100 | — | 11,440 | 4,000 | 131,390 |
| 1990 | 46,315 | 51,561 | — | 12,934 | 5,576 | 133,976 |
| 1989 | 46,346 | 67,366 | — | 12,923 | 3,169 | 145,776 |
| 1988 | 26,531 | — | — | 17,870 | 4,334 | 62,102 |
| 1987 | — | 85,000 | 530,000 | — | 13,200 | 635,451 |