Facility detail

POLYSTAR INC

1676 COMMERCE DR, STOW, OH, 44224

Parent company: NA

Carcinogen — EPA classifications across all reporting years

Year-over-year total releases

Reported on-site TRI releases in pounds (lbs), grouped by reporting year.

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 Xylene (mixed isomers) Styrene Total (lbs)
2024 3,720 3,720
2023 1,040 1,040
2022 3,720 3,720
2021 3,477 3,477
2020 3,720 3,720
2019 6,303 6,303
2018 6,613 6,613
2017 7,580 7,580
2016 1,200 1,200
2015 13,015 13,015
2014 7,933 7,933
1991 18,088 18,088
1990 21,110 21,110
1989 26,870 26,870

▎ 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.