EPA TRI Facility · Chemicals
Stoncor Group Inc.
Maple Shade, NJ · Parent: Rpm International Inc
- Total releases
- 24.4K lbs
- Chemicals reported
- 3
- Latest report
- 2023
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Stoncor Group Inc.: how the 42.7K lbs splits
42.7K lbs across all reported pathways
- Off-site Transfers 42.7K lbs 100.0%
Stoncor Group Inc.'s 42.7K lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: 4,4'-Isopropylidenediphenol.
LIGHT volume OFFSITE pathway CLEAN
Stoncor Group Inc. is an EPA Toxics Release Inventory reporter in Maple Shade, NJ, in the chemicals sector. It reported 18.3K lbs of releases across 3 chemicals in 2024, and 24.4K lbs in total across its 2019-2024 reporting years. That ranks 7,801 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In New Jersey's 327 reporting TRI sites, pounds #1 is not chemical-count #1. Stoncor Group Inc. is pounds #86 and chemical-count #118 at 24.4K lbs. Phillips 66 Co-Bayway Refinery leads reported pounds (16.1M lbs) at 39 chemicals (chemical-count #2). US Army Picatinny Arsenal leads chemical count at 42 chemicals (9.0K lbs, pounds #130). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Huntsman Advanced Materials Americas LLC; American Biltrite Inc.; Prc-Desoto International Inc; Ddp Specialty Electronics Materials US Inc.. Similar-scale Chemicals peers outside New Jersey: La Petite Roche Technologies; Reg Newton LLC; Si Group Baytown; Arkema Coating Resins. Other Rpm International Inc sites in this extract: Carboline Global Inc.; Tremco Cpg Manufacturing Corp. Corsicana Facility; Carboline Global Inc.; Tremco Cpg Inc Ashland Oh. Largest disclosed chemicals by pounds: 4,4'-Isopropylidenediphenol; Diisocyanates; Nonylphenol.
Stoncor Group Inc. stamps LIGHT volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 3 chemicals. Cumulative Form-R extract: 24.4K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include La Petite Roche Technologies and Reg Newton LLC.
Stoncor Group Inc. vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
24K lbs Top 30% higher than 70% 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
Stoncor Group Inc.: 4,4'-Isopropylidenediphenol-led volume
Among the 3,917 Chemicals facilities in this database, Stoncor Group Inc. reports the 1,649th-largest volume (24.4K lbs). Its reported volume is concentrated rather than spread: 4,4'-Isopropylidenediphenol alone is 60.9% of the total. Scale peers outside New Jersey include La Petite Roche Technologies and Reg Newton LLC.
Concentrated means ≥60% of Stoncor Group Inc.'s pounds in one chemical - here 4,4'-Isopropylidenediphenol at 60.9%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Stoncor Group Inc.'s total reported releases rose from 1.5 thousand lb in 2022 to 9.3 thousand lb in 2023, based on EPA TRI filings.
- Stoncor Group Inc.'s off-site transfers rose from 1.5 thousand lb in 2022 to 9.3 thousand lb in 2023, based on EPA TRI filings.
Stoncor Group Inc. Form-R facts
Compare this facility
See how Stoncor Group Inc. stacks up against nearby facilities and the typical reporter.
81% less than the comparison
57% less 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 Stoncor Group Inc. releases toxic chemicals into the environment. Total: 42.7K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases increased by 182% (6.5K lbs to 18.3K lbs).
Stoncor Group Inc.: 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 Stoncor Group Inc. year-over-year reported totals (increased by 182% 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: 4,4'-Isopropylidenediphenol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 6.5K lbs | 3 |
| 2020 | 5.4K lbs | 3 |
| 2021 | 1.7K lbs | 3 |
| 2022 | 1.5K lbs | 3 |
| 2023 | 9.3K lbs | 3 |
| 2024 | 18.3K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| 4,4'-Isopropylidenediphenol | 26.0K lbs | - |
| Diisocyanates | 9.9K lbs | - |
| Nonylphenol | 6.8K lbs | - |
Stoncor Group Inc. · OFFSITE-pathway site
Nearest TRI Facilities to Stoncor Group Inc.
Closest other reporters in New Jersey - including Huntsman Advanced Materials Americas LLC, American Biltrite Inc., Prc-Desoto International Inc, ordered by distance.
Showing 8 of 326 other reporting facilities in New Jersey.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside New Jersey - e.g. La Petite Roche Technologies, Reg Newton LLC, Si Group Baytown.
Compare beyond New Jersey
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Stoncor Group Inc. on cumulative reported pounds (24.4K lbs) and distinct chemical count (3). Release-pound peers include Ershigs Inc, Amphenol Apc Inc, Phibro Animal Health Corp. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International Inc. 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.
- Ershigs Inc Bellingham, WA · Plastics and Rubber 24.4K lbs reported
- Amphenol Apc Inc Nashua, NH · Computers and Electronic Products 24.4K lbs reported
- Phibro Animal Health Corp Chicago Heights, IL · Food 24.4K lbs reported
- New Dairy/select Milk a Borden Joint Venture De Pere, WI · Food 24.4K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Rpm International Inc Facilities
Same-parent TRI sites ranked by reported releases - including Carboline Global Inc., Tremco Cpg Manufacturing Corp. Corsicana Facility, Carboline Global Inc..
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 4,4'-Isopropylidenediphenol, Diisocyanates, Nonylphenol; nearby reporters include Huntsman Advanced Materials Americas LLC. Stoncor Group Inc. stamps LIGHT volume · OFFSITE pathway · CLEAN 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 Stoncor Group Inc. TRI extract (LIGHT · OFFSITE · CLEAN · lead 4,4'-Isopropylidenediphenol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Stoncor Group Inc. totals are self-reported EPCRA §313 estimates for Maple Shade, NJ, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325510 · Chemicals. 2.5% of Burlington TRI pounds in this extract. Nearest ABS peer: Ershigs Inc (Δ 5 lbs). Pounds ≠ exposure.
Stoncor Group Inc. stamps LIGHT volume · OFFSITE pathway · CLEAN · lead 4,4'-Isopropylidenediphenol. 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