EPA TRI Facility · Hazardous Waste
Safety-Kleen Systems Marlborough (mrb)
Marlborough, MA · Parent: Clean Harbors Inc
- Total releases
- 116 lbs
- Chemicals reported
- 4
- Carcinogens
- 2
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Safety-Kleen Systems Marlborough (mrb): how the 5.1K lbs splits
5.1K lbs across all reported pathways
- Off-site Transfers 5.0K lbs 98.4%
- Air Releases 83 lbs 1.6%
Safety-Kleen Systems Marlborough (mrb)'s 5.1K lbs Form-R total is OFFSITE - off-site transfers is 98.4% of the bar. Next segment: air releases at 1.6%. Leading chemical by pounds: Ethylene glycol.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
TRACE volume OFFSITE pathway CARC-LEAN
Safety-Kleen Systems Marlborough (mrb) is an EPA Toxics Release Inventory reporter in Marlborough, MA, in the hazardous waste sector. It reported 4.9K lbs of releases across 3 chemicals in 2024, and 116 lbs in total across its 2019-2024 reporting years. That ranks 16,390 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Massachusetts's 373 reporting TRI sites, pounds #1 is not chemical-count #1. Safety-Kleen Systems Marlborough (mrb) is pounds #268 and chemical-count #93 at 116 lbs. Solutia Inc leads reported pounds (2.5M lbs) at 9 chemicals (chemical-count #10). Astro Chemicals Inc leads chemical count at 17 chemicals (5.9K lbs, pounds #154). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Repligen Corp; Dupont Electronic Materials International LLC; Sartorius Stedim 450 Dlb; Dav-Tech Plating Inc.. Similar-scale Hazardous Waste peers outside Massachusetts: Safety-Kleen Systems Irving (irv); Tms International LLC; Safety-Kleen Systems Midland (mid); Safety-Kleen Systems (317901). Other Clean Harbors Inc sites in this extract: Clean Harbors Buttonwillow LLC; Clean Harbors Grassy Mountain LLC; Clean Harbors el Dorado LLC; Clean Harbors Lone Mountain LLC Lone Mountain Facility. Largest disclosed chemicals by pounds: Ethylene glycol; Polycyclic aromatic compounds; Benzo[g,h,i]perylene; Lead.
Compare Safety-Kleen Systems Marlborough (mrb) with
Nearest reporters in Massachusetts
- Repligen Corp Marlborough · 75.6K lbs
- Dupont Electronic Materials International LLC Marlborough · 66.8K lbs
- Sartorius Stedim 450 Dlb Marlborough · 2.0K lbs
- Dav-Tech Plating Inc. Marlborough · 112.9K lbs
Similar-scale Hazardous Waste sites elsewhere: Safety-Kleen Systems Irving (irv) (TX) · Tms International LLC (WI) · Safety-Kleen Systems Midland (mid) (TX)
Safety-Kleen Systems Marlborough (mrb) stamps TRACE volume with a dominant OFFSITE pathway (98.4% off-site transfers) across 4 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 116 lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Safety-Kleen Systems Irving (irv) and Tms International LLC.
Safety-Kleen Systems Marlborough (mrb) vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
116 lbs 37th percentile higher than 37% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Safety-Kleen Systems Marlborough (mrb) in the Hazardous Waste sector extract
Among the 261 Hazardous Waste facilities in this database, Safety-Kleen Systems Marlborough (mrb) reports the 184th-largest volume (116 lbs). Scale peers outside Massachusetts include Safety-Kleen Systems Irving (irv) and Tms International LLC.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Safety-Kleen Systems Marlborough (mrb) Form-R facts
Compare this facility
See how Safety-Kleen Systems Marlborough (mrb) stacks up against nearby facilities and the typical reporter.
100% less than the comparison
4.0× more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Safety-Kleen Systems Marlborough (mrb) releases toxic chemicals into the environment. Total: 5.1K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases increased by 10646% (46 lbs to 4.9K lbs).
Safety-Kleen Systems Marlborough (mrb): annual Form-R pounds
TRACE site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Safety-Kleen Systems Marlborough (mrb) year-over-year reported totals (increased by 10646% from 2019 to 2024). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Ethylene glycol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 46 lbs | 4 |
| 2020 | 23 lbs | 4 |
| 2021 | 15 lbs | 3 |
| 2022 | 14 lbs | 3 |
| 2023 | 19 lbs | 3 |
| 2024 | 4.9K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 2 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ethylene glycol | 5.0K lbs | - |
| Polycyclic aromatic compounds | 77 lbs | Carcinogen |
| Benzo[g,h,i]perylene | 2 lbs | - |
| Lead | 0 lbs | Carcinogen |
Safety-Kleen Systems Marlborough (mrb) · OFFSITE-pathway site
Nearest TRI Facilities to Safety-Kleen Systems Marlborough (mrb)
Closest other reporters in Massachusetts - including Repligen Corp, Dupont Electronic Materials International LLC, Sartorius Stedim 450 Dlb, ordered by distance.
Showing 8 of 372 other reporting facilities in Massachusetts.
Similar Hazardous Waste Facilities
Other Hazardous Waste facilities with similar total release volumes (±80%), outside Massachusetts - e.g. Safety-Kleen Systems Irving (irv), Tms International LLC, Safety-Kleen Systems Midland (mid).
Other Clean Harbors Inc Facilities
Same-parent TRI sites ranked by reported releases - including Clean Harbors Buttonwillow LLC, Clean Harbors Grassy Mountain LLC, Clean Harbors el Dorado LLC.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Ethylene glycol, Polycyclic aromatic compounds, Benzo[g,h,i]perylene, Lead; nearby reporters include Repligen Corp. Safety-Kleen Systems Marlborough (mrb) stamps TRACE volume · OFFSITE pathway · CARC-LEAN carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Safety-Kleen Systems Marlborough (mrb) TRI extract (TRACE · OFFSITE · CARC-LEAN · lead Ethylene glycol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Safety-Kleen Systems Marlborough (mrb) totals are self-reported EPCRA §313 estimates for Marlborough, MA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 562112 · Hazardous Waste. 0.0% of Middlesex TRI pounds in this extract. Nearest ABS peer: Cedar Falls Utilities (Δ 0 lbs). Pounds ≠ exposure.
Safety-Kleen Systems Marlborough (mrb) stamps TRACE volume · OFFSITE pathway · CARC-LEAN · lead Ethylene glycol. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov