Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SAFETY-KLEEN SYSTEMS INC
801 WHARF ST, RICHMOND, CA, 94804
Parent company: CLEAN HARBORS INC
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Certain glycol ethers | Zinc compounds | Total |
|---|---|---|---|
| 2024 | — | 0 | 0 |
| 2023 | — | 1 | 1 |
| 2022 | — | 0 | 0 |
| 2021 | — | 1 | 1 |
| 2019 | — | 1 | 1 |
| 2018 | — | 0 | 0 |
| 2017 | — | 5 | 5 |
| 2016 | — | 5 | 5 |
| 2015 | — | 5 | 5 |
| 2014 | — | 1 | 1 |
| 2013 | — | 1 | 1 |
| 1990 | 10 | 10 | 20 |
| 1989 | 250 | 250 | 500 |
| 1988 | 250 | 250 | 500 |
| 1987 | 250 | — | 250 |