Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
RING SCREW LLC FENTON OPERATIONS
2480 OWEN RD, FENTON, MI, 48430
Parent company: ACUMENT GLOBAL TECHNOLOGIES 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 | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Nitric acid | Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) | Cobalt compounds | Nickel compounds | Total (lbs) |
| 2019 | — | 12 | 17 | — | 6 | 40 |
| 2018 | 16 | 12 | — | 4 | 1 | 34 |
| 2017 | 15 | 5 | — | 4 | — | 24 |
▎ 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.