Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MINTEQ INTERNATIONAL INC ZEDMARK DIV
5864 CROWN RD NW TOWNSHIP RD 164, DOVER, OH, 44622
Parent company: MINERALS TECHNOLOGIES INC
PBT
— 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 | Aluminum oxide (fibrous forms) | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Lead compounds | Lead And Lead Compounds | Total (lbs) | |
| 2023 | — | — | 0 | — | 0 | |
| 2022 | — | — | 0 | — | 0 | |
| 2021 | — | — | — | 0 | 0 | |
| 2020 | — | — | — | 0 | 0 | |
| 2019 | — | — | 0 | — | 0 | |
| 2018 | — | — | — | 0 | 0 | |
| 2017 | — | — | 0 | — | 0 | |
| 2016 | — | — | 0 | — | 0 | |
| 2015 | — | — | 0 | — | 0 | |
| 2014 | — | — | 0 | — | 0 | |
| 2013 | — | — | 0 | — | 0 | |
| 2012 | — | — | 0 | — | 0 | |
| 2011 | — | — | 0 | — | 0 | |
| 2010 | — | — | 2 | — | 2 | |
| 2008 | — | — | 0 | — | 0 | |
| 2007 | — | — | 0 | — | 0 | |
| 2006 | — | — | 0 | — | 0 | |
| 2005 | — | — | 0 | — | 0 | |
| 1992 | — | 1 | — | — | 1 | |
| 1991 | — | 1 | — | — | 1 | |
| 1990 | — | 250 | — | — | 250 | |
| 1989 | — | 250 | — | — | 250 | |
| 1988 | 7,340 | 1,500 | — | — | 8,840 | |
| 1987 | — | 1,500 | — | — | 1,500 | |
▎ 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.