Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
SAFETY-KLEEN SYSTEMS INC.
167 MILL ST, CRANSTON, RI, 02905
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 | Tetrachloroethylene | Dichloromethane | Ethylene glycol | Trichloroethylene | Total (lbs) |
| 2024 | — | — | — | 0 | — | 9 |
| 2023 | — | — | — | 0 | — | 83 |
| 2021 | 505 | — | — | 14 | — | 519 |
| 2020 | 9 | 4 | — | 6 | — | 19 |
| 2019 | 265 | 87 | — | 21 | — | 374 |
| 2018 | 314 | 94 | — | 21 | — | 430 |
| 2017 | 624 | 94 | — | 21 | — | 740 |
| 2016 | 951 | 93 | — | 24 | — | 1,069 |
| 2015 | 1,206 | 93 | — | 24 | — | 1,324 |
| 2014 | 1,243 | 122 | — | 23 | — | 1,389 |
| 2013 | 500 | 500 | 60 | 20 | 10 | 1,091 |
| 2012 | 578 | 415 | 160 | 26 | 30 | 1,210 |
| 2011 | 816 | 551 | 975 | 8 | 33 | 2,384 |
| 2010 | 756 | 262 | 819 | 6 | 29 | 1,873 |
| 2009 | 559 | 260 | 125 | 10 | 16 | 971 |
| 2008 | 369 | 260 | 111 | 19 | 16 | 776 |
| 2007 | 369 | 271 | — | 50 | — | 857 |
| 2006 | 334 | 290 | — | 22 | 40 | 703 |
| 2005 | 210 | 290 | — | 18 | 37 | 570 |
| 2004 | — | 322 | — | 21 | — | 361 |
| 2003 | — | 284 | — | 16 | — | 318 |
| 2002 | — | 500 | — | 10 | — | 510 |
| 2001 | — | 500 | — | 10 | — | 510 |
| 2000 | — | 500 | — | — | — | 500 |
| 1999 | — | 500 | — | 10 | — | 510 |
| 1998 | — | 400 | — | 2 | — | 402 |
▎ 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.