Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WESTERN INTERNATIONAL GAS & CYLINDERS INC.
53 RIVER RD, BERWICK, PA, 18603
Parent company: MATHESON TRI-GAS 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 | Propylene | Total (lbs) | ||||
| 2024 | 958 | 958 | ||||
| 2023 | 1,176 | 1,176 | ||||
| 2022 | 716 | 716 | ||||
| 2021 | 922 | 922 | ||||
| 2020 | 1,013 | 1,013 | ||||
| 2019 | 1,981 | 1,981 | ||||
| 2018 | 2,508 | 2,508 | ||||
| 2017 | 1,821 | 1,821 | ||||
▎ 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.