Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
EQUISTAR CHEMICALS LP-MATAGORDA FACILITY
17042 STATE HWY 60 S, BAY CITY, TX, 77414
Parent company: LYONDELLBASELL FINANCE CO
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 | Ethylene | Sodium sulfate (solution) | Toluene | Methanol | Total (lbs) |
| 2024 | 129,454 | 38,421 | — | 822 | — | 168,697 |
| 2023 | 114,086 | 39,873 | — | 774 | — | 154,734 |
| 2022 | 102,949 | 51,728 | — | 734 | — | 155,443 |
| 2021 | 90,529 | 51,287 | — | 876 | — | 142,741 |
| 2020 | 89,510 | 41,043 | — | 1,420 | — | 132,039 |
| 2019 | 106,140 | 54,381 | — | 768 | — | 161,291 |
| 2018 | 114,061 | 81,182 | — | 738 | — | 195,988 |
| 2017 | 116,846 | 51,878 | — | 532 | — | 169,256 |
| 2016 | 132,792 | 40,014 | — | 925 | — | 173,732 |
| 2015 | 120,880 | 32,074 | — | 580 | — | 153,534 |
| 2014 | 101,703 | 38,103 | — | 1,768 | — | 141,576 |
| 2013 | 104,160 | 34,778 | — | 966 | — | 140,036 |
| 2012 | 113,137 | 23,134 | — | 1,987 | — | 138,258 |
| 2011 | 124,340 | 17,201 | — | 2,005 | — | 143,546 |
| 2010 | 74,246 | 15,049 | — | 1,800 | — | 91,115 |
| 2009 | 67,464 | 15,692 | — | 1,866 | — | 85,026 |
| 2008 | 78,379 | 13,691 | — | 1,946 | — | 94,020 |
| 2007 | 106,549 | 23,274 | — | 2,306 | — | 132,141 |
| 2006 | 95,031 | 32,566 | — | 1,836 | — | 129,842 |
| 2005 | 30,319 | 24,081 | — | 2,138 | 123 | 56,831 |
| 2004 | 91,008 | 12,672 | — | 3,583 | — | 107,900 |
| 2003 | 200,176 | 21,060 | — | 6,648 | — | 228,521 |
| 2002 | 182,647 | 18,712 | — | 4,362 | 1,883 | 208,241 |
| 2001 | 165,545 | 16,531 | — | 3,159 | 1,883 | 187,755 |
| 2000 | 179,112 | 17,952 | — | 3,355 | 1,883 | 202,939 |
| 1999 | 159,410 | 20,019 | — | 2,921 | 1,418 | 184,351 |
| 1998 | 127,938 | 14,287 | — | 1,813 | 981 | 145,602 |
| 1997 | 229,407 | 15,560 | — | 1,800 | 960 | 247,907 |
| 1996 | 567,809 | 5,525 | — | 1,467 | 800 | 575,791 |
| 1995 | 629,962 | 7,857 | — | 1,723 | — | 639,772 |
| 1994 | — | 55,469 | — | 3,508 | — | 60,567 |
| 1993 | — | 28,719 | — | 6,552 | — | 36,606 |
| 1992 | — | 28,258 | — | 6,760 | — | 36,360 |
| 1991 | — | 26,905 | — | 6,505 | — | 35,007 |
| 1990 | — | 25,354 | — | 6,414 | 5 | 31,798 |
| 1989 | — | 18,670 | — | 6,162 | — | 26,082 |
| 1988 | — | 18,070 | — | 6,310 | — | 25,630 |
| 1987 | — | — | 239,199 | — | — | 239,449 |
▎ 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.