EPA TRI Facility · Chemicals

Stepan Co

Wilmington, NC · Parent: Stepan Co

Total releases
96.5K lbs
Chemicals reported
4
Carcinogens
1
Primary pathway
Water Discharges

WATER Form-R mix

Stepan Co: how the 96.5K lbs splits

96.5K lbs across all reported pathways

  • Water Discharges 81.3K lbs 84.2%
  • Air Releases 15.2K lbs 15.7%
  • Off-site Transfers 100 lbs 0.1%

Stepan Co's 96.5K lbs Form-R total is WATER - water discharges is 84.2% of the bar. Next segment: air releases at 15.7%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

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 WATER pathway CARC-LEAN

Stepan Co is an EPA Toxics Release Inventory reporter in Wilmington, NC, in the chemicals sector. It reported 15.8K lbs of releases across 4 chemicals in 2023, and 96.5K lbs in total across its 2019-2023 reporting years. That ranks 4,663 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In North Carolina's 787 reporting TRI sites, pounds #1 is not chemical-count #1. Stepan Co is pounds #158 and chemical-count #180 at 96.5K lbs. Befesa Zinc Metal LLC leads reported pounds (43.1M lbs) at 4 chemicals (chemical-count #158). Pcs Phosphate Co Inc leads chemical count at 29 chemicals (22.9M lbs, pounds #2). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Fortron Industries LLC; Wilbara LLC; American Distillation Inc; Gev Company/geh Nea/gnf-A. Similar-scale Chemicals peers outside North Carolina: Coopers Creek Chemical Corp; Lubrizol Corp; Evonik Corp; Poet Biorefining. Other Stepan Co sites in this extract: Stepan Co Millsdale Road; Stepan Co; Stepan Co Maywood; Stepan Co. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); 1,4-Dioxane; Sodium nitrite; Phthalic anhydride.

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Stepan Co stamps LIGHT volume with a dominant WATER pathway (84.2% water discharges) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 96.5K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Coopers Creek Chemical Corp and Lubrizol Corp.

#4,663 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Stepan Co vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

97K lbs Top 18% higher than 82% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Stepan Co: Nitrate compounds (water dissociable; reportable only when in aqueous solution)-led volume

Among the 3,917 Chemicals facilities in this database, Stepan Co reports the 927th-largest volume, placing it in the top 23.7% of its sector. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 75.7% of the total. Scale peers outside North Carolina include Coopers Creek Chemical Corp and Lubrizol Corp.

Concentrated means ≥60% of Stepan Co's pounds in one chemical - here Nitrate compounds (water dissociable; reportable only when in aqueous solution) at 75.7%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Stepan Co's total reported releases fell from 24.3 thousand lb in 2022 to 15.8 thousand lb in 2023, based on EPA TRI filings.
  • Stepan Co's water releases fell from 20.9 thousand lb in 2022 to 13.1 thousand lb in 2023, based on EPA TRI filings.
  • Stepan Co's air releases fell from 3.3 thousand lb in 2022 to 2.7 thousand lb in 2023, based on EPA TRI filings.

Stepan Co Form-R facts

Sector
Chemicals
LIGHT volume
96.5K lbs
WATER pathway
Water Discharges
CARC-LEAN chem count
4 · 1 carc.
Lead chemical
Nitrate compounds (water dissociable; reportable only when in aqueous solution)

Compare this facility

See how Stepan Co stacks up against nearby facilities and the typical reporter.

Total reported releases
Stepan Co
96.5K lbs
Fortron Industries LLC
10.8M lbs

99% less than the comparison

Chemicals reported
Stepan Co
4
Fortron Industries LLC
4

About the same as 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 Stepan Co releases toxic chemicals into the environment. Total: 96.5K lbs.

Water Discharges 81.3K lbs (84.2%)
Air Releases 15.2K lbs (15.7%)
Off-site Transfers 100 lbs (0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 39% (26.1K lbs to 15.8K lbs).

Stepan Co: annual Form-R pounds

LIGHT site · WATER pathway · TRI years 2019–2023

million lbs

What this shows Stepan Co year-over-year reported totals (decreased by 39% from 2019 to 2023). 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 26.1K lbs 4
2020 14.1K lbs 3
2021 16.2K lbs 3
2022 24.3K lbs 4
2023 15.8K lbs 4

Chemical Releases

Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 73.1K lbs -
1,4-Dioxane 11.8K lbs Carcinogen
Sodium nitrite 8.1K lbs -
Phthalic anhydride 3.5K lbs -

Stepan Co · WATER-pathway site

Wilmington, NC
34.3108, -77.9846
County TRI context
New Hanover · 0.5% of county pounds
Parent company
Stepan Co

Compare beyond North Carolina

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Stepan Co on cumulative reported pounds (96.5K lbs) and distinct chemical count (4). Release-pound peers include Coopers Creek Chemical Corp, Engineered Heat Treat Inc, Blastech Mobile LLC. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), 1,4-Dioxane, Sodium nitrite, Phthalic anhydride; nearby reporters include Fortron Industries LLC. Stepan Co stamps LIGHT volume · WATER 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 Stepan Co TRI extract (LIGHT · WATER · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Stepan Co totals are self-reported EPCRA §313 estimates for Wilmington, NC, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325211 · Chemicals. 0.5% of New Hanover TRI pounds in this extract. Nearest ABS peer: Coopers Creek Chemical Corp (Δ 8 lbs). Pounds ≠ exposure.

Stepan Co stamps LIGHT volume · WATER pathway · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution). 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