Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
3M CO - KNOXVILLE
3406 E PLEASANT, KNOXVILLE, IA, 50138
Parent company: 3M CO
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 | Toluene | Methyl ethyl ketone | Cyclohexane | Methyl isobutyl ketone | Acrylic acid | Total |
|---|---|---|---|---|---|---|
| 2024 | 29,861 | — | — | — | 23,180 | 53,053 |
| 2023 | 25,500 | — | — | — | 23,900 | 49,403 |
| 2022 | 29,581 | — | — | — | 25,700 | 55,283 |
| 2021 | 37,601 | — | — | — | 27,900 | 65,515 |
| 2020 | 36,870 | — | — | — | 17,500 | 54,381 |
| 2019 | 63,600 | — | — | — | 22,500 | 86,120 |
| 2018 | 47,100 | — | — | — | 21,250 | 68,386 |
| 2017 | 66,000 | — | — | — | 20,450 | 87,110 |
| 2016 | 86,000 | — | — | — | 19,250 | 106,470 |
| 2015 | 74,650 | — | — | 505 | 21,250 | 107,275 |
| 2014 | 81,950 | — | — | 2,005 | 21,250 | 120,666 |
| 2013 | 81,664 | — | — | 425 | 20,250 | 126,710 |
| 2012 | 154,600 | — | — | 1,105 | 20,250 | 189,155 |
| 2011 | 144,400 | — | — | 1,105 | 20,250 | 181,297 |
| 2010 | 134,500 | — | — | 2,705 | 20,250 | 163,436 |
| 2009 | 82,300 | — | — | 755 | 15,150 | 103,680 |
| 2008 | 59,100 | — | — | 1,703 | 14,150 | 79,147 |
| 2007 | 99,890 | — | — | 1,657 | 14,250 | 120,946 |
| 2006 | 181,800 | — | — | 2,730 | 19,250 | 232,888 |
| 2005 | 149,000 | — | — | 1,950 | 31,200 | 213,056 |
| 2004 | 101,000 | — | — | 3,130 | 29,200 | 166,137 |
| 2003 | 115,000 | 54,010 | — | 3,430 | 29,200 | 245,047 |
| 2002 | 140,000 | 48,000 | — | 1,900 | 30,000 | 248,206 |
| 2001 | 111,000 | 39,001 | — | 2,100 | 25,000 | 220,807 |
| 2000 | 111,000 | 46,035 | — | 2,000 | 29,300 | 273,638 |
| 1999 | 327,800 | 50,100 | — | 1,255 | 25,300 | 407,730 |
| 1998 | 327,080 | 58,957 | 2,547 | 8,035 | 27,182 | 436,502 |
| 1997 | 388,417 | 65,493 | 1,496 | 5,562 | 26,877 | 500,897 |
| 1996 | 410,880 | 67,200 | 8,647 | 2,640 | 12,620 | 589,367 |
| 1995 | 540,760 | 91,640 | 19,631 | 2,100 | 14,140 | 748,795 |
| 1994 | 425,000 | 50,000 | 24,050 | 572 | 13,399 | 516,746 |
| 1993 | 291,500 | 162,922 | 28,162 | 512 | 13,446 | 499,456 |
| 1992 | 425,208 | 107,275 | 22,747 | 128,233 | 13,591 | 699,166 |
| 1991 | 1,078,031 | 320,720 | 259,795 | 217,467 | 14,581 | 1,917,252 |
| 1990 | 2,400,250 | 850,250 | 640,005 | 220,005 | 19,005 | 4,230,530 |
| 1989 | 2,660,250 | 970,250 | 640,250 | 210,122 | 16,000 | 4,580,372 |
| 1988 | 2,800,261 | — | — | 120,000 | 15,000 | 2,935,261 |
| 1987 | — | — | — | — | — | 12,000 |