Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CERTAINTEED LLC
11519 US RT 250 N, MILAN, OH, 44846
Parent company: SAINT-GOBAIN CORP
Carcinogen
PBT
— 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 | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Copper compounds | Copper | Polycyclic aromatic compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Total (lbs) |
| 2024 | 34,132 | — | — | 2 | 0 | 34,135 |
| 2023 | 34,975 | 110 | — | 0 | 9 | 35,107 |
| 2022 | 35,879 | 45 | — | 2 | 4 | 35,932 |
| 2021 | 36,054 | 34 | — | 1 | 3 | 36,095 |
| 2020 | 33,557 | — | 17 | 1 | — | 33,577 |
| 2019 | — | — | 32 | 2 | — | 34 |
| 2018 | — | — | 20 | 1 | — | 22 |
| 2017 | — | — | 20 | 2 | — | 22 |
| 2016 | — | — | 20 | 1 | — | 22 |
| 2015 | — | — | 29 | 1 | — | 30 |
| 2014 | — | 48 | — | 1 | — | 51 |
| 2013 | — | 50 | — | 1 | — | 52 |
| 2012 | — | 61 | — | 2 | — | 63 |
| 2011 | — | 61 | — | 2 | — | 64 |
| 2010 | — | 51 | — | 2 | — | 53 |
| 2009 | — | 54 | — | 0 | — | 55 |
| 2008 | — | 425 | — | 0 | — | 425 |
| 2007 | — | 506 | — | 1 | — | 524 |
| 2006 | — | 26 | — | 9 | 3 | 39 |
▎ 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.