Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
UNISON ENGINE COMPONENTS
401 SWEETEN CREEK INDUSTRIAL PARK, ASHEVILLE, NC, 28803
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 | Nickel | Chromium | Cobalt | Total (lbs) | ||
| 2024 | 4 | 1 | 0 | 6 | ||
| 2023 | 14 | 5 | — | 19 | ||
| 2022 | 12 | 4 | — | 16 | ||
| 2021 | 11 | 4 | — | 15 | ||
| 2020 | 7 | 3 | 1 | 11 | ||
| 2019 | 8 | 3 | 1 | 12 | ||
| 2018 | 4 | 1 | — | 5 | ||
| 2017 | 8 | 3 | 1 | 12 | ||
| 2016 | 8 | 3 | 1 | 12 | ||
| 2015 | 250 | 250 | 5 | 505 | ||
| 2014 | 250 | 250 | 5 | 505 | ||
| 2013 | 250 | 250 | 5 | 505 | ||
| 2012 | — | 6 | — | 6 | ||
| 2011 | 5 | 5 | 5 | 15 | ||
| 2010 | 5 | 5 | 5 | 15 | ||
| 2009 | 5 | 5 | 5 | 15 | ||
| 2008 | 5 | 5 | 5 | 15 | ||
| 2007 | 5 | 5 | 5 | 15 | ||
| 2006 | 5 | 5 | 5 | 15 | ||
▎ 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.