Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ALASKAN COPPER WORKS
3200 6TH AVE S, SEATTLE, WA, 98134
Parent company: ALASKAN COPPER WORKS
Carcinogen
— EPA classifications across all reporting years
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 | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Nickel compounds | Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | Copper And Copper Compounds | Copper compounds | Total |
|---|---|---|---|---|---|---|
| 2024 | — | — | 10 | 10 | — | 30 |
| 2023 | — | — | 255 | 255 | — | 765 |
| 2022 | — | — | 255 | 255 | — | 765 |
| 2021 | — | — | 255 | 255 | — | 765 |
| 2020 | — | — | 255 | 255 | — | 765 |
| 2019 | — | 255 | 255 | 255 | — | 765 |
| 2018 | — | — | 255 | 255 | — | 765 |
| 2017 | 255 | 255 | — | — | 255 | 775 |
| 2016 | 255 | 255 | — | — | 255 | 775 |
| 2015 | 255 | 255 | — | — | 255 | 775 |
| 2014 | 255 | 255 | — | — | 255 | 775 |
| 2013 | 255 | 255 | — | — | 255 | 775 |
| 2012 | 255 | 255 | — | — | 255 | 785 |
| 2011 | 255 | 255 | — | — | — | 520 |
| 2010 | 255 | 10 | — | — | — | 265 |
| 2009 | 255 | 255 | — | — | — | 510 |
| 2008 | 255 | 255 | — | — | — | 520 |
| 2007 | 255 | 255 | — | — | — | 520 |
| 2006 | 255 | 255 | — | — | — | 520 |
| 2004 | 250 | 5 | — | — | — | 265 |
| 2003 | 250 | 5 | — | — | — | 265 |
| 2002 | 250 | 5 | — | — | — | 265 |
| 2001 | 250 | 5 | — | — | — | 265 |
| 2000 | 15 | 5 | — | — | — | 30 |
| 1999 | 15 | 5 | — | — | — | 30 |
| 1998 | 15 | 5 | — | — | — | 30 |
| 1997 | 15 | 5 | — | — | — | 30 |
| 1996 | 15 | 5 | — | — | — | 30 |
| 1995 | 15 | 5 | — | — | — | 30 |
| 1994 | 5 | 5 | — | — | — | 20 |
| 1993 | 5 | 5 | — | — | — | 20 |
| 1992 | 5 | 5 | — | — | — | 20 |
| 1991 | — | — | — | — | — | 265 |
| 1990 | — | — | — | — | — | 5 |
| 1989 | — | — | — | — | — | 250 |
| 1988 | — | — | — | — | — | 1,000 |
| 1987 | — | — | — | — | — | 500 |