Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
PRESSURE CHEMICAL CO
3419 SMALLMAN ST, PITTSBURGH, PA, 15201
Parent company: PRESSUREKEM
Carcinogen
— EPA classifications across all reporting years
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 | Methanol | Toluene | n-Hexane | Dichloromethane | Cyclohexane | Total (lbs) |
| 2024 | — | 2,031 | — | — | 14 | 3,729 |
| 2023 | — | 982 | — | — | 437 | 4,219 |
| 2022 | — | 1,039 | — | — | — | 3,898 |
| 2021 | — | 1,787 | — | — | 283 | 4,789 |
| 2020 | 8,338 | 2,519 | — | 5,925 | — | 26,365 |
| 2019 | 9,024 | — | 6,839 | 2,848 | — | 18,749 |
| 2017 | 14,625 | 2,148 | — | 4,264 | — | 21,037 |
| 2016 | — | 1,238 | 1,300 | 1,204 | — | 7,377 |
| 2015 | 6,646 | 1,576 | — | — | — | 8,222 |
| 2014 | — | — | 1,879 | — | — | 7,074 |
| 2013 | 729 | 3,055 | — | 4,167 | — | 7,951 |
| 2012 | — | 4,694 | 545 | 11,394 | — | 16,633 |
| 2011 | — | 430 | — | 902 | — | 1,332 |
| 2010 | 6,574 | 698 | 361 | 378 | — | 8,011 |
| 2009 | 143 | 2,508 | — | — | — | 2,651 |
| 2008 | 6,419 | 2,911 | 771 | 4,515 | — | 14,616 |
| 2007 | 4,802 | 3,499 | 1,273 | — | — | 9,574 |
| 2006 | 15,561 | 4,673 | 3,442 | — | — | 23,676 |
| 2005 | 17,177 | 678 | 3,986 | — | — | 21,841 |
| 2004 | 21,446 | 964 | 5,188 | — | — | 27,598 |
| 2003 | 23,825 | 614 | 5,321 | — | — | 29,760 |
| 2002 | 6,194 | 3,095 | 4,386 | — | — | 13,675 |
| 2001 | 20,429 | 552 | 2,852 | — | 7,199 | 31,032 |
| 2000 | 11,655 | 16,515 | 7,147 | — | 4,350 | 39,667 |
| 1999 | 12,763 | 2,371 | 4,153 | — | 4,640 | 23,927 |
| 1998 | 18,914 | 13,066 | 1,334 | — | 6,446 | 40,317 |
| 1997 | 8,209 | 7,716 | 3,839 | 2,734 | 7,524 | 30,022 |
| 1996 | 2,167 | 1,984 | 3,359 | 2,808 | 8,368 | 28,697 |
| 1995 | 2,718 | 3,140 | 2,184 | — | — | 8,042 |
| 1994 | 2,556 | 7,662 | — | — | — | 10,218 |
| 1993 | 3,673 | 6,608 | — | — | — | 15,052 |
| 1992 | 3,792 | 9,426 | — | — | — | 24,264 |
| 1991 | 2,684 | 2,483 | — | — | — | 7,997 |
| 1990 | 10,105 | 2,160 | — | — | — | 20,795 |
| 1989 | 4,778 | 750 | — | — | — | 5,528 |
| 1988 | 8,516 | — | — | — | — | 13,079 |
| 1987 | — | — | — | — | — | 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.