Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
STONER INC
1070 ROBERT FULTON HWY, QUARRYVILLE, PA, 17566
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 | 1,1-Dichloro-1-fluoroethane (HCFC-141b) | Trichloroethylene | Dichloromethane | 1,1,1-Trichloroethane | Tetrachloroethylene | Total (lbs) |
| 2024 | — | — | — | — | — | 64 |
| 2023 | — | — | — | — | — | 500 |
| 2022 | — | — | — | — | — | 42 |
| 2021 | — | — | — | — | — | 45 |
| 2016 | — | — | — | — | — | 18 |
| 2015 | — | — | — | — | — | 20 |
| 2014 | — | — | — | — | — | 21 |
| 2013 | — | — | — | — | — | 21 |
| 2012 | — | 251 | — | — | — | 271 |
| 2011 | — | 281 | — | — | — | 317 |
| 2010 | — | 277 | — | — | — | 300 |
| 2009 | — | 311 | — | — | — | 331 |
| 2008 | — | 321 | — | — | — | 347 |
| 2007 | — | 332 | — | — | — | 357 |
| 2006 | — | 296 | — | — | — | 320 |
| 2005 | — | 284 | — | — | — | 308 |
| 2004 | — | 275 | — | — | — | 295 |
| 2003 | 755 | 261 | — | — | — | 1,041 |
| 2002 | 2,780 | 303 | — | — | — | 3,129 |
| 2001 | 1,387 | 105 | — | — | — | 1,538 |
| 2000 | 21,457 | 366 | — | — | 14 | 21,910 |
| 1999 | 17,134 | 497 | — | — | 136 | 17,938 |
| 1998 | 18,575 | 861 | 1,183 | — | 135 | 20,850 |
| 1997 | 20,382 | 766 | 3,111 | — | 170 | 24,584 |
| 1996 | 11,918 | 741 | 1,880 | 39 | 161 | 14,963 |
| 1995 | 11,036 | 131 | 1,309 | 100 | 81 | 12,861 |
| 1994 | 8,090 | 750 | 750 | 1,060 | 250 | 11,400 |
| 1993 | — | 750 | — | 1,300 | 250 | 3,900 |
| 1992 | — | 250 | 250 | 250 | 250 | 2,000 |
| 1991 | — | 250 | — | 750 | 250 | 2,000 |
| 1990 | — | 250 | 250 | 250 | 250 | 2,250 |
| 1989 | — | 250 | 250 | 750 | 750 | 3,500 |
| 1988 | — | 250 | — | 750 | 750 | 2,000 |
| 1987 | — | — | — | — | 750 | 750 |
▎ 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.