Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
1220 W RAILROAD ST, DULUTH, MN, 55802
Parent company: KOCH INDUSTRIES INC
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 | Methanol | Formaldehyde | Nitric acid | Lead | Naphthalene | Total |
|---|---|---|---|---|---|---|
| 2012 | 3,773 | — | — | — | — | 3,773 |
| 2011 | 6,123 | — | — | 1 | — | 6,125 |
| 2010 | 5,613 | — | — | 1 | — | 5,616 |
| 2009 | 4,400 | — | — | 1 | 4 | 4,407 |
| 2008 | 120,200 | — | — | 2 | 8 | 120,212 |
| 2007 | 144,018 | — | — | 27 | 17 | 144,063 |
| 2006 | 142,340 | — | — | 19 | 20 | 142,380 |
| 2005 | 145,286 | — | — | 20 | 21 | 145,329 |
| 2004 | 136,665 | — | — | 82 | 21 | 136,770 |
| 2003 | 110,558 | — | — | 48 | — | 110,609 |
| 2002 | 131,074 | — | — | 14 | — | 131,091 |
| 2001 | 121,736 | — | — | 11 | — | 121,748 |
| 2000 | 134,165 | — | — | — | — | 134,165 |
| 1999 | 146,835 | — | — | — | — | 146,835 |
| 1998 | 153,978 | — | — | — | — | 153,978 |
| 1997 | 139,047 | 21,343 | — | — | — | 160,390 |
| 1996 | 149,858 | 23,036 | — | — | — | 172,894 |
| 1995 | 158,458 | 23,289 | — | — | — | 181,747 |
| 1994 | 198,607 | — | 1,170 | — | — | 199,777 |
| 1993 | — | — | 1,173 | — | — | 1,173 |
| 1992 | — | — | 2 | — | — | 2 |
| 1991 | — | — | 3 | — | — | 3 |
| 1990 | — | — | 5 | — | — | 5 |