Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SUPERIOR INDUSTRIAL SOLUTIONS INC
518 SWINGING BRIDGE ROAD, OLD HICKORY, TN, 37138
Parent company: SUPERIOR INDUSTRIAL SOLUTIONS 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 | n-Hexane | Dichloromethane | Methyl tert-butyl ether | Toluene | Xylene (mixed isomers) | Total (lbs) |
| 2024 | 1,294 | 1,314 | — | 673 | 404 | 4,583 |
| 2023 | 1,458 | 1,727 | — | 875 | 498 | 5,452 |
| 2022 | 1,416 | 4,641 | 2,730 | 631 | 747 | 11,256 |
| 2021 | 1,117 | 250 | 1,469 | 750 | 750 | 5,091 |
| 2020 | 936 | — | 1,361 | 360 | 744 | 3,562 |
| 2019 | 525 | — | 475 | 467 | 565 | 2,242 |
| 2018 | 536 | — | 575 | 248 | 555 | 2,050 |
| 2017 | 573 | — | 454 | 708 | 451 | 2,307 |
| 2016 | 690 | — | 568 | 572 | 393 | 2,341 |
| 2015 | 1,065 | 670 | — | 1,173 | 388 | 3,310 |
| 2014 | — | — | — | — | — | 8 |
| 2013 | — | — | — | — | — | 8 |
| 2012 | — | — | — | — | — | 7 |
| 2011 | 564 | — | — | — | — | 564 |
▎ 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.