EPA TRI Facility · Chemicals
Stepan Co
Anaheim, CA · Parent: Stepan Co
- Total releases
- 2.9K lbs
- Chemicals reported
- 2
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Stepan Co: how the 2.9K lbs splits
2.9K lbs across all reported pathways
- Air Releases 2.9K lbs 98.9%
- Off-site Transfers 32 lbs 1.1%
Stepan Co's 2.9K lbs Form-R total is AIR - air releases is 98.9% of the bar. Next segment: off-site transfers at 1.1%. Leading chemical by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
LIGHT volume AIR pathway CLEAN
Stepan Co is an EPA Toxics Release Inventory reporter in Anaheim, CA, in the chemicals sector. It reported 605 lbs of releases across 2 chemicals in 2023, and 2.9K lbs in total across its 2019-2023 reporting years. That ranks 12,166 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Stepan Co is pounds #567 and chemical-count #619 at 2.9K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Nor-Cal Beverage Co Inc.; Anaheim Plant 16; Kinsbursky Brothers Supply Inc.; Agc Multi Material America Inc.. Similar-scale Chemicals peers outside California: Bi-Qem Inc.; Waxahachie - Powder (dr); Dow Chemical Co; Advanced Biotech. Other Stepan Co sites in this extract: Stepan Co Millsdale Road; Stepan Co; Stepan Co; Stepan Co Maywood. Largest disclosed chemicals by pounds: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Certain glycol ethers.
Stepan Co stamps LIGHT volume with a dominant AIR pathway (98.9% air releases) across 2 chemicals. Cumulative Form-R extract: 2.9K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bi-Qem Inc. and Waxahachie - Powder (dr).
Stepan Co vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
2.9K lbs Top 47% higher than 53% 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
Stepan Co: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)-led volume
Among the 3,917 Chemicals facilities in this database, Stepan Co reports the 2,521st-largest volume (2.9K lbs). Its reported volume is concentrated rather than spread: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) alone is 98.2% of the total. Scale peers outside California include Bi-Qem Inc. and Waxahachie - Powder (dr).
Concentrated means ≥60% of Stepan Co's pounds in one chemical - here Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) at 98.2%. Not a toxicity score.
Stepan Co Form-R facts
Compare this facility
See how Stepan Co stacks up against nearby facilities and the typical reporter.
46% less than the comparison
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: 2.9K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 5% (578 lbs to 605 lbs).
Stepan Co: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Stepan Co year-over-year reported totals (increased by 5% 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: Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 578 lbs | 1 |
| 2020 | 578 lbs | 1 |
| 2021 | 578 lbs | 1 |
| 2022 | 604 lbs | 2 |
| 2023 | 605 lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2.9K lbs | - |
| Certain glycol ethers | 52 lbs | - |
Stepan Co · AIR-pathway site
Nearest TRI Facilities to Stepan Co
Closest other reporters in California - including Nor-Cal Beverage Co Inc., Anaheim Plant 16, Kinsbursky Brothers Supply Inc., ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside California - e.g. Bi-Qem Inc., Waxahachie - Powder (dr), Dow Chemical Co.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Stepan Co on cumulative reported pounds (2.9K lbs) and distinct chemical count (2). Release-pound peers include Bi-Qem Inc., Elite Spice Inc., Aichi Forge USA Inc. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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 Stepan Co Facilities
Same-parent TRI sites ranked by reported releases - including Stepan Co Millsdale Road, Stepan Co, Stepan Co.
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 Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Certain glycol ethers; nearby reporters include Nor-Cal Beverage Co Inc.. Stepan Co stamps LIGHT volume · AIR 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 Stepan Co TRI extract (LIGHT · AIR · CLEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)) 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 Anaheim, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325613 · Chemicals. 0.1% of Orange TRI pounds in this extract. Nearest ABS peer: Bi-Qem Inc. (Δ 2 lbs). Pounds ≠ exposure.
Stepan Co stamps LIGHT volume · AIR pathway · CLEAN · lead Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). 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