Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
APEX CHEMICAL CORP
4450 N 42ND AVE, PHOENIX, AZ, 85019
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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | ||||
| 2021 | 33 | 33 | ||||
| 2020 | 18 | 18 | ||||
| 2019 | 18 | 18 | ||||
| 2018 | 28 | 28 | ||||
| 2017 | 26 | 26 | ||||
| 2016 | 28 | 28 | ||||
| 2015 | 36 | 36 | ||||
| 2014 | 16 | 16 | ||||
| 2013 | 5 | 5 | ||||
| 2012 | 5 | 5 | ||||
| 2011 | 19 | 19 | ||||
| 2010 | 16 | 16 | ||||
| 2009 | 23 | 23 | ||||
| 2008 | 17 | 17 | ||||
| 2007 | 10 | 10 | ||||
| 2006 | 10 | 10 | ||||
| 2005 | 10 | 10 | ||||
▎ 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.