Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MURPHYS WASTE OIL SERVICES INC
252 SALEM ST, WOBURN, MA, 01801
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 | Methanol | Ethylene glycol | Polycyclic aromatic compounds | Zinc compounds | Benzo[g,h,i]perylene | Total (lbs) |
| 2024 | — | 11 | 1 | — | 0 | 12 |
| 2023 | — | 10 | 0 | 0 | 0 | 11 |
| 2022 | — | 4 | — | — | — | 4 |
| 2021 | — | 4 | — | — | — | 4 |
| 2020 | 134 | 54 | — | — | — | 188 |
| 2019 | 192 | 52 | — | — | — | 244 |
| 2018 | 201 | 69 | — | — | — | 270 |
▎ 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.