Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
UMICORE CATALYST USA
9900 BAYPORT BLVD, PASADENA, TX, 77507
Parent company: NA
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 | Ammonia | n-Butyl alcohol | Naphthalene | Total (lbs) | ||
| 2023 | 8,049 | 2,285 | 1 | 10,334 | ||
| 2022 | 8,057 | 1,239 | 1 | 9,297 | ||
| 2021 | 8,094 | 1,253 | 1 | 9,348 | ||
| 2020 | 8,084 | 1,273 | 1 | 9,358 | ||
| 2019 | 7,893 | 27 | — | 7,921 | ||
| 2018 | 8,394 | 12 | — | 8,406 | ||
▎ 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.