Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ONYX SPECIALTY PAPERS INC. - WILLOW MILL
40 WILLOW ST, SOUTH LEE, MA, 01260
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Formaldehyde | Formic acid | Polycyclic aromatic compounds | Total |
|---|---|---|---|---|
| 2024 | 25,536 | 782 | — | 26,318 |
| 2023 | 23,730 | 646 | — | 24,376 |
| 2022 | 27,050 | 748 | — | 27,798 |
| 2021 | 29,103 | 697 | — | 29,800 |
| 2020 | 21,668 | 510 | — | 22,178 |
| 2019 | 29,592 | 731 | — | 30,323 |
| 2018 | 33,128 | 646 | — | 33,774 |
| 2017 | 33,920 | 527 | — | 34,447 |
| 2016 | 30,202 | 476 | — | 30,678 |
| 2015 | 37,954 | — | — | 37,954 |
| 2014 | 68,406 | — | — | 68,406 |
| 2013 | 8,493 | — | — | 8,493 |
| 2012 | 8,080 | — | 0 | 8,080 |
| 2011 | 9,226 | — | 0 | 9,226 |
| 2010 | 9,150 | — | 0 | 9,150 |
| 2009 | 6,234 | — | 0 | 6,234 |
| 2008 | 8,140 | — | 0 | 8,140 |
| 2007 | 7,964 | — | 0 | 7,965 |
| 2006 | 8,097 | — | — | 8,097 |
| 2005 | 8,067 | — | — | 8,067 |
| 2004 | 9,231 | — | — | 9,231 |
| 2003 | 4,431 | — | — | 4,431 |
| 2002 | 7,057 | — | 0 | 7,057 |
| 2001 | 8,847 | — | 0 | 8,847 |
| 2000 | 11,720 | — | 0 | 11,720 |
| 1999 | 26,183 | — | — | 26,183 |
| 1998 | 70,929 | — | — | 70,929 |
| 1997 | 68,755 | — | — | 68,755 |
| 1996 | 78,118 | — | — | 78,118 |
| 1995 | 75,563 | — | — | 75,563 |