Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HAWKINS INC. - DUPO
3101 CARONDELET, DUPO, IL, 62239
Parent company: HAWKINS INC
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 | Chlorine | Trade Secret | Total (lbs) | ||
| 2023 | — | 2 | — | 2 | ||
| 2022 | 80 | 2 | — | 82 | ||
| 2021 | 220 | 1 | — | 221 | ||
| 2020 | 1,149 | 6 | — | 1,155 | ||
| 2019 | 840 | 6 | — | 846 | ||
| 2018 | 1,620 | 5 | — | 1,625 | ||
| 2017 | 1,521 | 6 | — | 1,527 | ||
| 2016 | 513 | 5 | — | 518 | ||
| 2015 | 453 | 6 | — | 459 | ||
| 2014 | 627 | 7 | — | 634 | ||
| 2013 | 105 | 5 | — | 110 | ||
| 2012 | 250 | 5 | — | 255 | ||
| 2011 | 250 | 5 | — | 255 | ||
| 2010 | 250 | — | 5 | 255 | ||
| 2009 | 250 | — | 5 | 255 | ||
| 2008 | 5 | — | 5 | 10 | ||
| 2007 | — | — | 5 | 5 | ||
| 2006 | — | — | 5 | 5 | ||
| 2005 | — | — | 5 | 5 | ||
| 2004 | — | — | 5 | 5 | ||
| 2003 | — | — | 5 | 5 | ||
| 2002 | — | 5 | — | 5 | ||
| 2001 | — | 250 | — | 250 | ||
| 2000 | — | 250 | — | 250 | ||
| 1999 | — | 250 | — | 250 | ||
| 1998 | — | 250 | — | 250 | ||
| 1997 | — | 250 | — | 250 | ||
| 1996 | — | 250 | — | 250 | ||
| 1995 | — | 250 | — | 250 | ||
| 1994 | — | 250 | — | 250 | ||
| 1993 | — | 250 | — | 250 | ||
| 1992 | — | 250 | — | 250 | ||
| 1991 | — | 250 | — | 250 | ||
| 1990 | — | 250 | — | 250 | ||
| 1989 | — | 250 | — | 250 | ||
| 1987 | — | 250 | — | 250 | ||
▎ 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.