Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
7544 RT 18 N, KOPPEL, PA, 16136
Parent company: SWAGELOK CO
Reported on-site TRI releases in pounds, grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases across all available years.
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| Year | Nitric acid | Hydrogen fluoride | Zinc compounds | Nickel | Chromium | Total |
|---|---|---|---|---|---|---|
| 2024 | 53 | — | — | 1 | 1 | 57 |
| 2023 | 52 | 22 | — | 1 | 1 | 77 |
| 2022 | 55 | 23 | — | 2 | 2 | 82 |
| 2021 | 67 | 28 | — | 1 | 1 | 97 |
| 2020 | — | — | — | 1 | 1 | 2 |
| 2019 | 82 | — | — | 1 | 2 | 85 |
| 2018 | 91 | 91 | — | 1 | 1 | 184 |
| 2017 | 86 | — | — | 6 | 8 | 102 |
| 2016 | — | — | — | 8 | 10 | 20 |
| 2015 | 3,008 | 1,221 | — | 9 | 11 | 4,252 |
| 2014 | 3,008 | 1,221 | — | 11 | 15 | 4,258 |
| 2013 | 3,008 | 1,221 | — | 12 | 14 | 4,258 |
| 2012 | 3,008 | 1,221 | — | 18 | 17 | 4,267 |
| 2011 | 3,008 | 1,221 | — | 17 | 19 | 4,268 |
| 2010 | 3,008 | 1,221 | — | 16 | 19 | 4,266 |
| 2009 | 3,008 | 1,221 | — | 12 | 15 | 4,258 |
| 2008 | 3,008 | 1,221 | — | 16 | 21 | 4,268 |
| 2007 | 3,286 | 1,221 | — | 19 | 19 | 4,552 |
| 2006 | 2,981 | 1,210 | — | 11 | 14 | 4,220 |
| 2005 | 2,981 | 1,210 | — | 20 | 15 | 4,230 |
| 2004 | 2,981 | 1,210 | — | 27 | 11 | 4,232 |
| 2003 | 2,981 | 1,210 | — | 6 | 6 | 4,204 |
| 2002 | 2,981 | 1,210 | — | 4 | 6 | 4,202 |
| 2001 | 2,981 | 1,210 | — | 3 | 2 | 4,199 |
| 2000 | 2,983 | 1,458 | — | 14 | 14 | 4,483 |
| 1999 | 2,698 | 327 | — | 13 | 13 | 3,051 |
| 1998 | 479 | 327 | — | — | — | 806 |
| 1997 | — | — | — | 15 | — | 15 |
| 1996 | 42 | 275 | — | 11 | 11 | 361 |
| 1995 | 532 | 514 | — | 517 | 517 | 2,080 |
| 1994 | 266 | 274 | — | 501 | 506 | 1,874 |
| 1993 | 266 | 284 | — | 258 | 258 | 2,104 |
| 1992 | 500 | 500 | — | 255 | 505 | 2,798 |
| 1991 | 266 | 274 | — | 255 | 505 | 2,348 |
| 1990 | 282 | — | — | 501 | 501 | 1,572 |
| 1989 | 266 | — | — | 508 | 508 | 1,570 |
| 1988 | — | — | — | 504 | — | 831 |
| 1987 | — | — | 4,553 | — | — | 5,895 |