Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HACCO INC
110 HOPKINS DR, RANDOLPH, WI, 53956
Parent company: NEOGEN CORP
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 | Zinc compounds | Carbaryl | Cresol (mixed isomers) | Total (lbs) | ||
| 2024 | 16 | — | — | 16 | ||
| 2023 | 15 | — | — | 15 | ||
| 2022 | 22 | — | — | 22 | ||
| 2021 | 26 | — | — | 26 | ||
| 2020 | 26 | — | — | 26 | ||
| 2018 | 26 | — | 0 | 26 | ||
| 2017 | 17 | — | 0 | 17 | ||
| 2016 | 15 | — | 0 | 15 | ||
| 2015 | 15 | — | — | 15 | ||
| 2014 | — | — | 2 | 2 | ||
| 2013 | — | — | 2 | 2 | ||
| 2000 | 250 | — | — | 250 | ||
| 1999 | 250 | — | — | 250 | ||
| 1998 | 250 | — | — | 250 | ||
| 1997 | 250 | 250 | — | 500 | ||
| 1996 | 250 | — | — | 250 | ||
| 1995 | 250 | 250 | — | 500 | ||
| 1994 | 250 | 250 | — | 500 | ||
| 1993 | 5 | 250 | — | 255 | ||
| 1992 | 5 | 5 | — | 10 | ||
| 1991 | 5 | — | — | 5 | ||
| 1990 | 2 | — | — | 2 | ||
▎ 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.