Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TRIBAR MANUFACTURING LLC PLANT #4
30540 BECK RD., WIXOM, MI, 48393
Parent company: NA
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 | Copper And Copper Compounds | Nickel And Nickel Compounds | Nickel compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Total (lbs) |
| 2023 | 51 | 17 | — | 19 | 0 | 88 |
| 2022 | 60 | 0 | 0 | — | — | 60 |
| 2021 | 97 | 32 | 46 | — | 0 | 176 |
| 2020 | 64 | — | — | — | — | 64 |
| 2019 | 81 | — | — | — | 0 | 82 |
| 2018 | 83 | — | — | — | 1 | 84 |
| 2017 | 84 | — | — | — | 1 | 85 |
| 2016 | 77 | — | — | — | 1 | 77 |
| 2015 | 77 | — | — | — | 1 | 78 |
| 2014 | 77 | — | — | — | 1 | 78 |
| 2013 | 77 | — | — | — | 1 | 78 |
| 2012 | 76 | — | — | — | 1 | 77 |
| 2011 | 77 | — | — | — | 1 | 78 |
| 2010 | 77 | — | — | — | 1 | 78 |
| 2009 | — | — | — | — | 0 | 0 |
▎ 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.