Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NORTHWEST ETCH
2601 S HOOD ST, TACOMA, WA, 98409
Parent company: NA
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total |
|---|---|---|
| 2023 | 10 | 10 |
| 2021 | 6 | 6 |
| 2020 | 1 | 1 |
| 2019 | 10 | 10 |
| 2018 | 253 | 253 |
| 2017 | 253 | 253 |
| 2016 | 250 | 250 |
| 2015 | 250 | 250 |
| 2014 | 250 | 250 |
| 2013 | 12 | 12 |
| 2012 | 250 | 250 |
| 2011 | 250 | 250 |
| 2010 | 250 | 250 |
| 2009 | 250 | 250 |
| 2008 | 5 | 5 |
| 2007 | 21 | 21 |
| 2006 | 250 | 250 |
| 2005 | 250 | 250 |
| 2004 | 750 | 750 |
| 2003 | 750 | 750 |
| 1994 | 1,000 | 1,000 |
| 1993 | 1,000 | 1,000 |
| 1992 | 1,000 | 1,000 |
| 1991 | 500 | 500 |