EPA TRI Facility · Chemicals
Dupont Electronic Materials International LLC
Marlborough, MA · Parent: Dupont de Nemours Inc
- Total releases
- 66.8K lbs
- Chemicals reported
- 5
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Dupont Electronic Materials International LLC: how the 74.6K lbs splits
74.6K lbs across all reported pathways
- Off-site Transfers 74.2K lbs 99.4%
- Air Releases 450 lbs 0.6%
Dupont Electronic Materials International LLC's 74.6K lbs Form-R total is OFFSITE - off-site transfers is 99.4% of the bar. Next segment: air releases at 0.6%. Leading chemical by pounds: N-Methyl-2-pyrrolidone.
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.
LIGHT volume OFFSITE pathway CARC-LEAN
Dupont Electronic Materials International LLC is an EPA Toxics Release Inventory reporter in Marlborough, MA, in the chemicals sector. It reported 7.9K lbs of releases across 3 chemicals in 2024, and 66.8K lbs in total across its 2019-2024 reporting years. That ranks 5,480 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. Dupont Electronic Materials International LLC is pounds #52 and chemical-count #50 at 66.8K 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). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Dav-Tech Plating Inc.; Repligen Corp; Safety-Kleen Systems Marlborough (mrb); Sartorius Stedim 450 Dlb. Similar-scale Chemicals peers outside Massachusetts: Mesa Fully Formed LLC; Itw Specialty Films; Solvay USA Inc (snyder); Solvay Specialty Polymers USA LLC. Other Dupont de Nemours Inc sites in this extract: Dupont Pontchartrain Works; Dupont Specialty Products USA LLC - Spruance Plant; Filmtec Corp; Dupont Yerkes Plant. Largest disclosed chemicals by pounds: N-Methyl-2-pyrrolidone; Copper compounds; Formaldehyde; Methanol.
Dupont Electronic Materials International LLC stamps LIGHT volume with a dominant OFFSITE pathway (99.4% off-site transfers) across 5 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 66.8K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Mesa Fully Formed LLC and Itw Specialty Films.
Dupont Electronic Materials International LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
67K lbs Top 21% higher than 79% 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
Dupont Electronic Materials International LLC: N-Methyl-2-pyrrolidone-led volume
Among the 3,917 Chemicals facilities in this database, Dupont Electronic Materials International LLC reports the 1,147th-largest volume (66.8K lbs). Its reported volume is concentrated rather than spread: N-Methyl-2-pyrrolidone alone is 60.6% of the total. Scale peers outside Massachusetts include Mesa Fully Formed LLC and Itw Specialty Films.
Concentrated means ≥60% of Dupont Electronic Materials International LLC's pounds in one chemical - here N-Methyl-2-pyrrolidone at 60.6%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dupont Electronic Materials International LLC's total reported releases fell from 12.9 thousand lb in 2022 to 11.0 thousand lb in 2023, based on EPA TRI filings.
- Dupont Electronic Materials International LLC's air releases fell from 158 lb in 2022 to 41 lb in 2023, based on EPA TRI filings.
- Dupont Electronic Materials International LLC's off-site transfers fell from 12.7 thousand lb in 2022 to 11.0 thousand lb in 2023, based on EPA TRI filings.
Dupont Electronic Materials International LLC Form-R facts
Compare this facility
See how Dupont Electronic Materials International LLC stacks up against nearby facilities and the typical reporter.
41% less than the comparison
67% 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 Dupont Electronic Materials International LLC releases toxic chemicals into the environment. Total: 74.6K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 53% (16.6K lbs to 7.9K lbs).
Dupont Electronic Materials International LLC: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Dupont Electronic Materials International LLC year-over-year reported totals (decreased by 53% 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: N-Methyl-2-pyrrolidone.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 16.6K lbs | 4 |
| 2020 | 11.8K lbs | 4 |
| 2021 | 14.5K lbs | 4 |
| 2022 | 12.9K lbs | 3 |
| 2023 | 11.0K lbs | 3 |
| 2024 | 7.9K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2024). 1 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| N-Methyl-2-pyrrolidone | 45.3K lbs | - |
| Copper compounds | 20.1K lbs | - |
| Formaldehyde | 4.7K lbs | Carcinogen |
| Methanol | 3.8K lbs | - |
| Copper And Copper Compounds | 803 lbs | - |
| Lead compounds | 7 lbs | - |
Dupont Electronic Materials International LLC · OFFSITE-pathway site
Nearest TRI Facilities to Dupont Electronic Materials International LLC
Closest other reporters in Massachusetts - including Dav-Tech Plating Inc., Repligen Corp, Safety-Kleen Systems Marlborough (mrb), ordered by distance.
Showing 8 of 372 other reporting facilities in Massachusetts.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Massachusetts - e.g. Mesa Fully Formed LLC, Itw Specialty Films, Solvay USA Inc (snyder).
Compare beyond Massachusetts
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dupont Electronic Materials International LLC on cumulative reported pounds (66.8K lbs) and distinct chemical count (5). Release-pound peers include Mesa Fully Formed LLC, Marsh Plating Corp, Precision Kidd Steel Co. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Dupont de Nemours Inc Facilities
Same-parent TRI sites ranked by reported releases - including Dupont Pontchartrain Works, Dupont Specialty Products USA LLC - Spruance Plant, Filmtec Corp.
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 N-Methyl-2-pyrrolidone, Copper compounds, Formaldehyde, Methanol; nearby reporters include Dav-Tech Plating Inc.. Dupont Electronic Materials International LLC stamps LIGHT 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 Dupont Electronic Materials International LLC TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead N-Methyl-2-pyrrolidone) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dupont Electronic Materials International LLC totals are self-reported EPCRA §313 estimates for Marlborough, MA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325998 · Chemicals. 1.4% of Middlesex TRI pounds in this extract. Nearest ABS peer: Mesa Fully Formed LLC (Δ 12 lbs). Pounds ≠ exposure.
Dupont Electronic Materials International LLC stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead N-Methyl-2-pyrrolidone. 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