Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
G.S. ROOFING PRODUCTS CO INC DBA CERTAINTEED
800 W FRONT ST, CHESTER, PA, 19013
Parent company: CERTAINTEED
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 | Decabromodiphenyl oxide | Benzo[g,h,i]perylene | Lead | Mercury | Total (lbs) | |
| 2008 | — | — | 0 | 0 | 0 | |
| 2005 | — | 0 | — | — | 0 | |
| 1993 | 250 | — | — | — | 250 | |
| 1992 | 3,000 | — | — | — | 3,000 | |
▎ 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.