Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
POCO GRAPHITE
300 OLD GREENWOOD RD, DECATUR, TX, 76234
Parent company: ENTEGRIS INC
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 | Chlorine | Copper And Copper Compounds | Total (lbs) | |||
| 2024 | 255 | — | 255 | |||
| 2023 | 255 | 2 | 258 | |||
| 2022 | 255 | — | 255 | |||
| 2021 | 255 | — | 255 | |||
| 2020 | 255 | — | 255 | |||
| 2019 | 255 | — | 255 | |||
| 2018 | 255 | — | 255 | |||
| 2017 | 255 | — | 255 | |||
| 2016 | 255 | — | 255 | |||
| 2015 | 255 | — | 255 | |||
| 2014 | 255 | — | 255 | |||
▎ 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.