Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SAFETY-KLEEN SYS INC
5550 E CHANNEL RD, CATOOSA, OK, 74015
Parent company: CLEAN HARBORS INC
Carcinogen
PBT
— 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 | Benzene | Toluene | Xylene (mixed isomers) | Polycyclic aromatic compounds | Total (lbs) |
| 2024 | — | — | — | — | 0 | 16 |
| 2023 | — | — | — | — | 0 | 0 |
| 2022 | — | — | — | — | 0 | 0 |
| 2021 | — | — | — | — | 0 | 0 |
| 2020 | — | — | — | — | 0 | 0 |
| 2019 | — | — | — | — | 1 | 1 |
| 2018 | — | — | — | — | 6 | 6 |
| 2017 | — | — | — | — | 4 | 4 |
| 2016 | — | — | — | — | 10 | 10 |
| 2015 | 40 | 37 | 11 | 6 | 11 | 107 |
| 2014 | — | — | — | — | 8 | 8 |
| 2013 | 395 | 363 | 173 | 67 | 9 | 1,042 |
| 2012 | 564 | 536 | 156 | 98 | 16 | 1,396 |
| 2011 | 147 | — | — | 24 | 18 | 194 |
▎ 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.