Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
LA PORTE_THE DOW CHEMICAL CO
550 INDEPENDENCE PKWY S, LA PORTE, TX, 77571
Parent company: DOW INC
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 | Chlorobenzene | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 1-Chloro-1,1-difluoroethane (HCFC-142b) | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | Methanol | Total (lbs) |
| 2023 | 2,199 | — | — | — | — | 2,236 |
| 2022 | 2,952 | — | — | — | — | 2,969 |
| 2021 | 1,599 | — | — | — | — | 1,624 |
| 2020 | 1,334 | — | — | — | — | 1,365 |
| 2019 | 1,598 | — | — | — | — | 1,640 |
| 2018 | 1,315 | — | — | — | — | 1,342 |
| 2017 | 1,214 | — | — | — | — | 1,250 |
| 2016 | 1,344 | — | — | — | — | 1,376 |
| 2015 | 1,096 | — | — | — | — | 1,117 |
| 2014 | 1,385 | — | — | — | — | 1,392 |
| 2013 | 1,606 | — | — | — | — | 1,707 |
| 2012 | 1,624 | — | — | — | — | 1,630 |
| 2011 | 1,615 | — | — | — | — | 1,626 |
| 2010 | 2,724 | — | — | — | — | 2,731 |
| 2009 | 2,775 | — | 415,403 | — | — | 418,184 |
| 2008 | 4,554 | — | 244,405 | — | — | 248,962 |
| 2007 | 4,459 | — | — | — | 4,237 | 8,721 |
| 2006 | 10,591 | — | — | — | 4,513 | 18,802 |
| 2005 | 18,700 | 29,000 | — | — | 6,500 | 59,006 |
| 2004 | 18,264 | 48,464 | — | 19,351 | 6,408 | 95,272 |
| 2003 | 24,034 | 19,233 | — | 17,143 | 3,271 | 72,208 |
| 2002 | 22,061 | 68,699 | — | 23,879 | 3,445 | 132,024 |
| 2001 | 42,781 | 65,309 | — | 24,195 | 3,617 | 155,317 |
| 2000 | 42,000 | 110,000 | — | 26,500 | 6,960 | 195,855 |
| 1999 | 57,723 | 83,730 | — | 29,051 | 5,348 | 182,051 |
| 1998 | 61,418 | 66,440 | — | 38,000 | 13,300 | 204,727 |
| 1997 | 112,020 | 55,070 | — | 39,100 | 28,600 | 340,598 |
| 1996 | 58,000 | 62,640 | — | 76,000 | 48,000 | 356,622 |
| 1995 | 176,001 | 102,232 | — | 60,000 | 48,000 | 495,566 |
| 1994 | 429,287 | — | — | 41,726 | 14,610 | 520,671 |
| 1993 | 406,011 | — | — | — | 18,400 | 506,462 |
| 1992 | 462,002 | — | — | — | 34,300 | 647,410 |
| 1991 | 520,001 | — | — | — | 26,100 | 747,922 |
| 1990 | 876,000 | — | — | — | 36,100 | 985,768 |
| 1989 | 1,036,000 | — | — | — | 27,100 | 1,137,322 |
| 1988 | 790,000 | — | — | — | 14,510 | 924,015 |
| 1987 | — | — | — | — | 33,700 | 155,431 |
▎ 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.