Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
FASLOC INC POTOMAC RIVER PLANT
447 DUPONT RD, MARTINSBURG, WV, 25404
Parent company: DSI UNDERGROUND SYSTEMS INC
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 | Benzoyl peroxide | Butyl benzyl phthalate | Ammonium nitrate (solution) | Total (lbs) |
| 2015 | 2,764 | — | 2,763 | — | — | 5,527 |
| 2014 | 2,841 | — | — | — | — | 2,841 |
| 2013 | 3,767 | — | — | — | — | 3,767 |
| 2012 | 4,383 | — | — | — | — | 4,383 |
| 2011 | 4,530 | — | — | — | — | 4,530 |
| 2010 | 4,717 | — | — | — | — | 4,717 |
| 2009 | 5,173 | — | — | — | — | 5,173 |
| 2008 | 6,608 | — | — | — | — | 6,608 |
| 2007 | 15,868 | — | — | — | — | 15,868 |
| 2006 | 9,694 | — | — | — | — | 9,694 |
| 2005 | 9,642 | — | — | — | — | 9,642 |
| 2004 | 8,568 | — | — | — | — | 8,568 |
| 2003 | 8,289 | — | — | — | — | 8,289 |
| 2002 | 18,594 | — | 2,042 | — | — | 20,636 |
| 2001 | 35,850 | — | 5,325 | — | — | 41,175 |
| 2000 | 8,229 | — | 60 | — | — | 8,289 |
| 1999 | 9,140 | — | 117 | — | — | 9,257 |
| 1998 | 11,517 | — | 736 | — | — | 12,253 |
| 1997 | 13,652 | — | 1,186 | — | — | 14,838 |
| 1996 | 15,160 | — | 1,615 | — | — | 16,775 |
| 1995 | 66,900 | — | 10,300 | — | — | 77,200 |
| 1994 | 31,100 | — | 3,600 | — | — | 34,700 |
| 1993 | 31,360 | 27,500 | 2,030 | 950 | — | 61,840 |
| 1992 | 41,900 | 70,900 | 6,200 | 3,000 | — | 122,000 |
| 1991 | 75,600 | 74,100 | 13,200 | 6,600 | — | 169,500 |
| 1990 | 96,500 | 70,000 | 16,000 | 5,500 | — | 188,000 |
| 1989 | 134,500 | 28,300 | 20,000 | 7,500 | — | 190,300 |
| 1988 | 138,000 | 29,000 | 35,000 | 12,000 | 6,000 | 220,000 |
| 1987 | — | — | 15,200 | 8,250 | — | 23,450 |
▎ 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.