Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
AINSWORTH ENGINEERED LLC
502 COUNTY RD 63, GRAND RAPIDS, MN, 55744
Parent company: AINSWORTH LUMBER CO LTD
Carcinogen
PBT
— 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 | Methanol | Formaldehyde | Phenol | Acetaldehyde | Lead | Total (lbs) |
| 2006 | 63,426 | 24,289 | — | 3,182 | — | 90,897 |
| 2005 | 126,973 | 49,982 | — | 6,711 | 2 | 183,668 |
| 2004 | 119,607 | 31,053 | — | — | — | 150,660 |
| 2003 | 114,804 | 20,984 | — | — | 755 | 136,543 |
| 2002 | 104,681 | 19,923 | — | 5,034 | 708 | 130,346 |
| 2001 | 105,009 | 20,429 | — | 6,261 | 697 | 132,396 |
| 2000 | 104,458 | 19,878 | — | 5,836 | — | 130,172 |
| 1999 | 17,694 | 19,460 | — | — | — | 37,154 |
| 1998 | 17,716 | 19,484 | — | — | — | 37,200 |
| 1997 | 16,785 | 18,461 | — | — | — | 35,246 |
| 1996 | 18,961 | 20,853 | — | — | — | 39,814 |
| 1995 | 49,773 | 25,362 | — | — | — | 75,135 |
| 1994 | — | 40,200 | — | — | — | 40,200 |
| 1993 | — | 42,748 | — | — | — | 42,748 |
| 1992 | — | 63,780 | — | — | — | 63,780 |
| 1991 | — | 64,472 | 15,447 | — | — | 79,919 |
| 1990 | — | 68,754 | 15,525 | — | — | 84,279 |
| 1989 | — | 68,000 | — | — | — | 68,000 |
| 1988 | — | 65,840 | — | — | — | 65,840 |
| 1987 | — | 57,603 | — | — | — | 57,603 |
▎ 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.