Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
QUALITEK INC (DBA WESTAK)
1274 FORGEWOOD AVE, SUNNYVALE, CA, 94089
Parent company: NA
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 | Certain glycol ethers | Nitric acid | Total (lbs) | ||
| 2024 | 1,215 | — | — | 1,215 | ||
| 2023 | 1,234 | — | — | 1,234 | ||
| 2022 | 1,227 | — | — | 1,227 | ||
| 2021 | 2,316 | — | — | 2,316 | ||
| 2020 | 1,154 | — | — | 1,154 | ||
| 2019 | 2,418 | — | — | 2,418 | ||
| 2018 | 2,256 | — | — | 2,256 | ||
| 2017 | 1,763 | — | — | 1,763 | ||
| 2016 | 3,109 | — | — | 3,109 | ||
| 2015 | 1,940 | — | — | 1,940 | ||
| 2014 | 5,430 | — | — | 5,430 | ||
| 2013 | 6,678 | — | — | 6,678 | ||
| 2012 | 728 | — | — | 728 | ||
| 2011 | 1,170 | — | — | 1,170 | ||
| 2006 | 1,340 | — | — | 1,340 | ||
| 1999 | 772 | — | — | 772 | ||
| 1998 | 709 | — | — | 709 | ||
| 1997 | 795 | — | — | 795 | ||
| 1996 | 659 | — | — | 659 | ||
| 1995 | 689 | — | — | 689 | ||
| 1994 | 594 | 1,426 | 3 | 2,023 | ||
| 1993 | 59 | 1,756 | 3 | 1,818 | ||
| 1992 | 709 | 4,383 | 3 | 5,095 | ||
| 1991 | 1,000 | 1,650 | 5 | 2,655 | ||
| 1990 | 1,000 | 2,300 | 250 | 3,550 | ||
| 1989 | 2,340 | 1,000 | 250 | 3,590 | ||
| 1988 | — | 2,250 | 250 | 2,500 | ||
▎ 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.