Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COLONIAL FIBERGLASS INDUSTRIES INC
262 CHURCH ST, HANOVER, PA, 17331
Parent company: NA
Carcinogen
— 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 | Styrene | Acetone | Diisocyanates | 4,4'-Methylenedi(phenyl isocyanate) | Phthalic anhydride | Total (lbs) |
| 2010 | 4,030 | — | — | — | — | 4,030 |
| 2009 | 5,159 | — | — | — | — | 5,159 |
| 2008 | 8,609 | — | — | — | — | 8,609 |
| 2007 | 17,289 | — | — | — | — | 17,289 |
| 2006 | 13,628 | — | — | — | — | 13,628 |
| 2005 | 13,256 | — | 1 | — | — | 13,257 |
| 2004 | 5,678 | — | 1 | — | — | 5,679 |
| 2003 | 6,824 | — | 1 | — | — | 6,825 |
| 2002 | 4,795 | — | 1 | — | — | 4,796 |
| 2001 | 7,856 | — | 1 | — | — | 7,857 |
| 2000 | 8,337 | — | 1 | — | — | 8,338 |
| 1999 | 8,751 | — | 2 | — | — | 8,753 |
| 1998 | 19,172 | — | 633 | — | — | 19,805 |
| 1997 | 22,118 | — | 813 | — | — | 22,931 |
| 1996 | 19,074 | — | 766 | — | — | 19,840 |
| 1995 | 11,781 | — | 612 | — | 264 | 12,745 |
| 1994 | 11,231 | — | — | 950 | 27 | 12,217 |
| 1993 | 10,120 | — | — | — | 25 | 10,153 |
| 1992 | 8,085 | — | — | — | 20 | 8,112 |
| 1991 | 8,483 | — | — | — | 20 | 8,510 |
| 1990 | 16,560 | — | — | — | 90 | 16,663 |
| 1989 | 13,810 | 11,702 | — | — | 33 | 25,556 |
| 1988 | 13,100 | 26,407 | — | — | — | 39,507 |
▎ 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.