Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KNAUF INSULATION LLC
1 GUARDIAN WAY, WINNSBORO, SC, 29180
Parent company: GUARDIAN INDUSTRIES 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 | Ammonia | Methanol | Formaldehyde | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Lead compounds | Total (lbs) |
| 2011 | 42,256 | 18,334 | 1,263 | 2 | — | 61,855 |
| 2010 | 46,385 | 23,354 | 1,583 | — | — | 71,322 |
| 2009 | 23,857 | 11,607 | 872 | 14 | — | 36,350 |
| 2008 | 53,846 | 31,520 | 3,555 | 22 | 1 | 88,944 |
| 2007 | 37,999 | 15,643 | 3,347 | 15 | 1 | 57,005 |
▎ 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.