Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
ORENCO SYSTEMS INC - WINCHESTER FACILITY
133 WEYERHAEUSER DR N, ROSEBURG, OR, 97470
Parent company: INFILTRATOR WATER TECHNOLOGIES
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 | Methyl methacrylate | 1,1,1-Trichloroethane | Dimethyl phthalate | Total (lbs) | |
| 2024 | 3,892 | — | — | — | 3,892 | |
| 2023 | 6,691 | — | — | — | 6,691 | |
| 2022 | 11,887 | — | — | — | 11,887 | |
| 2021 | 71,699 | — | — | — | 71,699 | |
| 2020 | 11,053 | — | — | — | 11,053 | |
| 2019 | 15,833 | — | — | — | 15,833 | |
| 2018 | 8,199 | — | — | — | 8,199 | |
| 2017 | 7,926 | — | — | — | 7,926 | |
| 2016 | 10,715 | — | — | — | 10,715 | |
| 2015 | 10,040 | — | — | — | 10,040 | |
| 2014 | 9,220 | — | — | — | 9,220 | |
| 2013 | 9,862 | — | — | — | 9,862 | |
| 2012 | 5,750 | — | — | — | 5,750 | |
| 2011 | 1,527 | — | — | — | 1,527 | |
| 2008 | 64,927 | — | — | — | 64,927 | |
| 2007 | 114,981 | — | — | — | 114,981 | |
| 2006 | 129,792 | — | — | — | 129,792 | |
| 2005 | 146,462 | 22,598 | — | 150 | 169,210 | |
| 2004 | 176,248 | 21,379 | — | 182 | 197,809 | |
| 2003 | 158,624 | — | — | 145 | 158,769 | |
| 2002 | 128,631 | — | — | 128 | 128,759 | |
| 2001 | 78,322 | — | — | — | 78,322 | |
| 2000 | 81,338 | — | — | — | 81,338 | |
| 1999 | 86,424 | — | — | — | 86,424 | |
| 1998 | 62,307 | — | — | — | 62,307 | |
| 1997 | 66,259 | — | — | — | 66,259 | |
| 1996 | 52,945 | — | — | — | 52,945 | |
| 1995 | 65,894 | — | — | — | 65,894 | |
| 1994 | 57,049 | — | — | — | 57,049 | |
| 1993 | 51,592 | — | 25,593 | — | 77,185 | |
| 1992 | 47,787 | — | — | — | 47,787 | |
| 1991 | 52,194 | — | — | — | 52,194 | |
▎ 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.