Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PATHEON BIOLOGICS
4766 LAGUARDIA DR, SAINT LOUIS, MO, 63134
Parent company: THERMO FISHER SCIENTIFIC 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 | Ethylene glycol | Ammonia | Total (lbs) | |||
| 2024 | 502 | — | 502 | |||
| 2023 | 750 | 250 | 1,000 | |||
| 2022 | 659 | 312 | 971 | |||
| 2021 | 1,175 | 244 | 1,419 | |||
| 2020 | 1,456 | — | 1,456 | |||
| 2019 | 545 | — | 545 | |||
| 2018 | 192 | — | 192 | |||
| 2017 | 496 | 157 | 653 | |||
| 2016 | 281 | — | 281 | |||
| 2015 | 382 | — | 382 | |||
| 2014 | 112 | — | 112 | |||
▎ 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.