Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
THERM-O-ROCK EAST INC
85 WASHINGTON AVE, DONORA, PA, 15033
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 | Aluminum (fume or dust) | Total (lbs) | ||||
| 2020 | 1 | 1 | ||||
| 2019 | 1 | 1 | ||||
| 2018 | 1 | 1 | ||||
| 2017 | 1 | 1 | ||||
| 2016 | 1 | 1 | ||||
| 2015 | 1 | 1 | ||||
| 2014 | 1 | 1 | ||||
| 2013 | 1 | 1 | ||||
| 2012 | 1 | 1 | ||||
| 2011 | 1 | 1 | ||||
| 2008 | 1 | 1 | ||||
| 2006 | 1 | 1 | ||||
| 2005 | 8 | 8 | ||||
| 2004 | 19 | 19 | ||||
| 2003 | 15 | 15 | ||||
| 2002 | 52 | 52 | ||||
| 2001 | 52 | 52 | ||||
| 2000 | 52 | 52 | ||||
| 1999 | 250 | 250 | ||||
| 1998 | 250 | 250 | ||||
| 1997 | 250 | 250 | ||||
▎ 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.