Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CLEAN HARBORS ENVIRONMENTAL SERVICES INC.
37 RUMERY ST, SOUTH PORTLAND, ME, 04106
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 | Ethylene glycol | 1,2,4-Trimethylbenzene | Zinc compounds | Polycyclic aromatic compounds | Total (lbs) |
| 2024 | 67 | 20 | 4 | 10 | 5 | 111 |
| 2023 | 67 | 18 | 1 | 13 | 8 | 114 |
| 2022 | 67 | 9 | 1 | 0 | 0 | 77 |
| 2021 | 85 | 9 | 21 | 0 | 0 | 115 |
| 2020 | 11 | — | 2 | — | — | 13 |
| 2018 | 11 | — | 2 | — | — | 13 |
▎ 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.