Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KNAUF INSULATION INC.
4812 TABLER STATION RD, INWOOD, WV, 25428
Parent company: KNAUF INSULATION
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 | Ammonia | Methanol | Formaldehyde | n-Hexane | Phenol | Total (lbs) |
| 2024 | 114,922 | — | — | — | — | 114,928 |
| 2023 | 111,286 | — | — | — | — | 111,292 |
| 2022 | 136,985 | — | — | 14,256 | — | 151,246 |
| 2021 | 178,396 | — | — | — | — | 178,401 |
| 2020 | 255,793 | — | — | — | — | 255,798 |
| 2019 | 280,546 | — | — | — | — | 280,551 |
| 2018 | 372,862 | — | — | — | — | 372,868 |
| 2017 | 158,641 | — | — | — | — | 158,641 |
| 2016 | 132,009 | — | — | — | — | 132,009 |
| 2015 | 54,535 | — | 671 | — | — | 55,222 |
| 2014 | 62,722 | — | 1,681 | — | — | 64,421 |
| 2013 | 62,363 | — | 1,774 | — | — | 64,156 |
| 2012 | 69,021 | — | 2,492 | — | — | 71,531 |
| 2011 | 66,224 | — | 2,530 | — | — | 68,760 |
| 2010 | 71,839 | — | 2,813 | — | — | 74,652 |
| 2009 | 67,719 | — | 2,815 | — | — | 70,540 |
| 2008 | 84,384 | 26,134 | 5,333 | — | — | 115,883 |
| 2007 | 136,934 | 40,619 | 9,853 | — | — | 187,455 |
| 2006 | 116,566 | 34,348 | 9,367 | — | — | 160,334 |
| 2005 | 115,551 | 21,670 | 8,923 | — | — | 146,147 |
| 2004 | 97,095 | — | 14,400 | — | — | 111,530 |
| 2003 | — | — | 12,765 | — | — | 12,794 |
| 2002 | — | — | 9,623 | — | — | 9,650 |
| 2001 | — | — | 15,058 | — | — | 15,084 |
| 2000 | — | — | 9,893 | — | — | 9,920 |
| 1999 | — | — | 6,246 | — | 4,151 | 10,397 |
| 1998 | — | — | 1,935 | — | 1,046 | 2,981 |
▎ 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.