Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
COLUMBUS CHEMICAL INDUSTRIES INC. EMPLOYEE STOCK OWNERSHIP P
N4335 TEMKIN RD, COLUMBUS, WI, 53925
Parent company: COLUMBUS CHEMICAL INDUSTRIES INC
Carcinogen
— 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 | Nitric acid | Toluene | Acetonitrile | Sodium nitrite | Ammonia | Total (lbs) |
| 2024 | 112 | — | — | — | — | 121 |
| 2023 | 197 | — | — | 10 | — | 247 |
| 2022 | 1,000 | — | — | 250 | 255 | 1,525 |
| 2021 | 1,000 | — | — | 250 | 255 | 1,545 |
| 2020 | 1,000 | — | — | 250 | 255 | 1,545 |
| 2019 | 1,000 | — | — | 255 | 255 | 1,540 |
| 2018 | 1,000 | — | — | 255 | 10 | 1,305 |
| 2017 | 255 | — | — | 10 | 10 | 295 |
| 2016 | 255 | — | — | 10 | 10 | 295 |
| 2015 | 102 | — | — | — | 10 | 122 |
| 2014 | 102 | — | — | — | 10 | 132 |
| 2013 | 102 | — | — | — | 10 | 122 |
| 2012 | 102 | — | — | — | — | 112 |
| 2011 | 3,663 | 54 | — | — | — | 3,732 |
| 2010 | 3,663 | 54 | — | — | — | 3,732 |
| 2009 | 3,663 | 4,631 | 4,587 | — | — | 12,896 |
| 2008 | 2,565 | — | — | — | — | 2,575 |
| 2005 | — | — | — | — | — | 15 |
| 2004 | — | — | — | — | — | 15 |
| 2003 | — | — | — | — | — | 10 |
| 2002 | — | — | — | — | — | 56 |
| 2001 | — | — | — | — | — | 250 |
| 1999 | 4 | — | — | — | 61 | 336 |
| 1998 | 4 | — | — | — | 61 | 336 |
| 1993 | 250 | — | — | — | — | 1,250 |
▎ 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.