Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TECH MET INC.
15 ALLEGHENY SQUARE, GLASSPORT, PA, 15045
Parent company: NA
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 | Tetrachloroethylene | Nitric acid | Hydrogen fluoride | Total (lbs) | ||
| 2024 | 5,675 | 136 | 40 | 5,851 | ||
| 2023 | 4,303 | 129 | 38 | 4,470 | ||
| 2022 | 3,435 | 143 | 43 | 3,621 | ||
| 2021 | 4,676 | 139 | 52 | 4,866 | ||
| 2020 | 2,642 | 189 | 607 | 3,438 | ||
| 2019 | 3,401 | 211 | 895 | 4,508 | ||
| 2018 | 3,016 | 193 | 723 | 3,931 | ||
| 2017 | 3,284 | 148 | 278 | 3,710 | ||
| 2016 | 2,737 | 126 | 278 | 3,141 | ||
| 2015 | 3,537 | 191 | 320 | 4,048 | ||
| 2014 | 2,945 | 165 | 301 | 3,411 | ||
| 2013 | 8,544 | 194 | 252 | 8,990 | ||
| 2012 | 30,562 | 500 | 500 | 31,562 | ||
| 2011 | 19,900 | 500 | 500 | 20,900 | ||
| 2010 | — | 1,848 | 198 | 2,046 | ||
| 2009 | — | 1,833 | 198 | 2,031 | ||
| 2008 | — | 1,758 | 198 | 1,956 | ||
| 2007 | — | 2,292 | 270 | 2,562 | ||
| 2006 | — | 3,260 | 300 | 3,560 | ||
| 2005 | — | 1,750 | 252 | 2,002 | ||
| 2004 | — | 1,807 | 284 | 2,091 | ||
| 2003 | — | 2,014 | 504 | 2,518 | ||
| 2002 | — | 1,082 | 216 | 1,298 | ||
| 2001 | — | 1,286 | 172 | 1,458 | ||
| 2000 | — | 821 | — | 821 | ||
| 1999 | — | 569 | — | 569 | ||
▎ 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.