Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
7101 SOUTHBRIDGE DR, SIOUX CITY, IA, 51111
Parent company: NA
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
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 | Manganese | Chromium | Nickel | Arsenic | Beryllium | Total (lbs) |
| 2019 | 139 | 47 | — | — | — | 186 |
| 2018 | 172 | 292 | 58 | — | — | 522 |
| 2017 | 149 | 226 | 226 | — | — | 601 |
| 2016 | 172 | 53 | 53 | — | — | 278 |
| 2015 | — | 52 | — | — | — | 52 |
| 2014 | 171 | 53 | 20 | 1 | 1 | 250 |
▎ 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.