Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
KANTO CORP
13424 N WOODRUSH WAY, PORTLAND, OR, 97203
Parent company: KANTO CHEMICAL CO TOKYO JAPAN
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 | Ammonia | Hydrogen fluoride | Nitric acid | Total |
|---|---|---|---|---|
| 2024 | 10 | 10 | 10 | 30 |
| 2023 | 10 | 10 | 10 | 30 |
| 2022 | 10 | 10 | 10 | 30 |
| 2021 | — | — | 10 | 10 |
| 2020 | 10 | 10 | 10 | 30 |
| 2019 | 10 | 10 | 10 | 30 |
| 2018 | 10 | 10 | 10 | 30 |
| 2017 | 10 | 10 | 10 | 30 |
| 2016 | 10 | 10 | 10 | 30 |
| 2015 | 10 | 10 | 10 | 30 |
| 2014 | 10 | 10 | 10 | 30 |
| 2013 | 10 | 10 | 10 | 30 |
| 2012 | 10 | 10 | 10 | 30 |
| 2011 | 10 | 10 | 10 | 30 |
| 2010 | 10 | 10 | 10 | 30 |
| 2009 | 255 | 15 | 10 | 280 |
| 2008 | 1,000 | 10 | 10 | 1,020 |
| 2007 | 500 | 10 | 10 | 520 |
| 2006 | 1,240 | 10 | 10 | 1,260 |
| 2005 | 100 | 10 | 10 | 120 |
| 2004 | 500 | 10 | — | 510 |
| 2003 | 500 | 10 | — | 510 |
| 2002 | 378 | 3 | 4 | 385 |
| 2001 | 155 | 5 | — | 160 |
| 2000 | 388 | 500 | 10 | 898 |
| 1999 | 410 | 10 | — | 420 |