Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COORSTEK
600 9TH ST, GOLDEN, CO, 80401
Parent company: COORSTEK INC
PBT
— 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 | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | Mercury And Mercury Compounds | Total (lbs) | |||
| 2021 | — | 0 | 0 | |||
| 2020 | — | 0 | 0 | |||
| 2019 | — | 3 | 3 | |||
| 1992 | 17 | — | 17 | |||
| 1991 | 19 | — | 19 | |||
| 1990 | 15 | — | 15 | |||
| 1989 | 13 | — | 13 | |||
| 1988 | 13 | — | 13 | |||
▎ 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.