Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ASCENT TUBULAR PRODUCTS
1001 E WATERFRONT DR, MUNHALL, PA, 15120
Parent company: SYNALLOY CORP
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 | Hydrogen fluoride | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) | |||
| 2023 | 30 | — | 30 | |||
| 2022 | 52 | — | 52 | |||
| 2021 | 52 | — | 52 | |||
| 2020 | 52 | — | 52 | |||
| 2019 | 52 | — | 52 | |||
| 2018 | 60 | — | 60 | |||
| 2017 | 57 | — | 57 | |||
| 2016 | 48 | — | 48 | |||
| 2015 | 48 | — | 48 | |||
| 2014 | 48 | — | 48 | |||
| 2013 | 24 | — | 24 | |||
| 2012 | 24 | — | 24 | |||
| 2011 | 24 | — | 24 | |||
| 2010 | 24 | — | 24 | |||
| 2009 | 24 | — | 24 | |||
| 2008 | 24 | — | 24 | |||
| 2007 | 24 | — | 24 | |||
| 2006 | 15 | — | 15 | |||
| 2005 | 15 | — | 15 | |||
| 2004 | 15 | — | 15 | |||
| 2003 | 18 | 40 | 58 | |||
▎ 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.