Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HEXION INC - BAYTOWN PLANT
8450 WEST BAY ROAD, BAYTOWN, TX, 77520
Parent company: HEXION HOLDINGS CORP
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 | Methanol | Formaldehyde | Total (lbs) | |||
| 2024 | 4,742 | 3,145 | 7,887 | |||
| 2023 | 4,710 | 3,041 | 7,751 | |||
| 2022 | 4,343 | 2,915 | 7,258 | |||
| 2021 | 4,647 | 2,994 | 7,641 | |||
| 2020 | 4,868 | 3,155 | 8,023 | |||
| 2019 | 4,953 | 3,353 | 8,306 | |||
| 2018 | 4,792 | 3,065 | 7,858 | |||
| 2017 | 4,759 | 3,176 | 7,934 | |||
| 2016 | 4,557 | 3,020 | 7,578 | |||
| 2015 | 4,695 | 3,122 | 7,817 | |||
| 2014 | 5,147 | 2,927 | 8,074 | |||
| 2013 | 5,204 | 3,363 | 8,566 | |||
| 2012 | 1,983 | 1,278 | 3,262 | |||
| 2011 | 1,980 | 1,248 | 3,228 | |||
| 2010 | 1,988 | 1,254 | 3,242 | |||
| 2009 | 1,936 | 1,076 | 3,012 | |||
| 2008 | 1,965 | 1,122 | 3,087 | |||
| 2007 | 1,983 | 1,208 | 3,191 | |||
| 2006 | 1,986 | 1,198 | 3,185 | |||
▎ 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.