EPA TRI Facility · Chemical Wholesalers
Westlake Styrene LLC - Styrene Marine Terminal
Sulphur, LA · Parent: Westlake Corp
- Total releases
- 45.4K lbs
- Chemicals reported
- 2
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Westlake Styrene LLC - Styrene Marine Terminal: how the 45.4K lbs splits
45.4K lbs across all reported pathways
- Air Releases 45.4K lbs 100.0%
Westlake Styrene LLC - Styrene Marine Terminal's 45.4K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Styrene.
LIGHT volume AIR pathway CARC-HEAVY
Westlake Styrene LLC - Styrene Marine Terminal is an EPA Toxics Release Inventory reporter in Sulphur, LA, in the chemical wholesalers sector. It reported 14.3K lbs of releases across 2 chemicals in 2023, and 45.4K lbs in total across its 2019-2023 reporting years. That ranks 6,336 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Louisiana's 417 reporting TRI sites, pounds #1 is not chemical-count #1. Westlake Styrene LLC - Styrene Marine Terminal is pounds #198 and chemical-count #308 at 45.4K lbs. Bayer Cropscience LP leads reported pounds (81.9M lbs) at 17 chemicals (chemical-count #52). Eco-Services Operations leads chemical count at 68 chemicals (163.5K lbs, pounds #136). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Phillips 66 Co Gulf Coast Lubes Plant; Rain Cii Carbon LLC Lake Charles Calcining Plant (lccp); Southern Ionics Inc; W R Grace & Co-Conn Grace. Similar-scale Chemical Wholesalers peers outside Louisiana: Superior Industrial Solutions Inc; Buckley Oil Co - Midlothian Site; Univar Solutions USA Inc; Buckley Oil Co - Mineral Well Site. Other Westlake Corp sites in this extract: Westlake Longview Corp; Westlake US 2 LLC; Westlake Polymers LLC; Westlake Vinyls Inc. Largest disclosed chemicals by pounds: Styrene; Benzene.
Westlake Styrene LLC - Styrene Marine Terminal stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 2 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 45.4K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Superior Industrial Solutions Inc and Buckley Oil Co - Midlothian Site.
Westlake Styrene LLC - Styrene Marine Terminal vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
45K lbs Top 24% higher than 76% 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
Westlake Styrene LLC - Styrene Marine Terminal: Styrene-led volume
Among the 530 Chemical Wholesalers facilities in this database, Westlake Styrene LLC - Styrene Marine Terminal reports the 47th-largest volume, placing it in the top 8.9% of its sector. Its reported volume is concentrated rather than spread: Styrene alone is 98.2% of the total. Carcinogen-classified chemicals make up 100% of the reported pounds, not just of the chemical count. Scale peers outside Louisiana include Superior Industrial Solutions Inc and Buckley Oil Co - Midlothian Site.
Concentrated means ≥60% of Westlake Styrene LLC - Styrene Marine Terminal's pounds in one chemical - here Styrene at 98.2%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Westlake Styrene LLC - Styrene Marine Terminal's total reported releases rose from 5.5 thousand lb in 2022 to 14.3 thousand lb in 2023, based on EPA TRI filings.
- Westlake Styrene LLC - Styrene Marine Terminal's air releases rose from 5.5 thousand lb in 2022 to 14.3 thousand lb in 2023, based on EPA TRI filings.
Westlake Styrene LLC - Styrene Marine Terminal Form-R facts
Compare this facility
See how Westlake Styrene LLC - Styrene Marine Terminal stacks up against nearby facilities and the typical reporter.
4.7× more than the comparison
82% 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 Westlake Styrene LLC - Styrene Marine Terminal releases toxic chemicals into the environment. Total: 45.4K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 2% (14.7K lbs to 14.3K lbs).
Westlake Styrene LLC - Styrene Marine Terminal: 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 Westlake Styrene LLC - Styrene Marine Terminal year-over-year reported totals (decreased by 2% 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: Styrene.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 14.7K lbs | 2 |
| 2020 | 5.4K lbs | 2 |
| 2021 | 5.5K lbs | 2 |
| 2022 | 5.5K lbs | 2 |
| 2023 | 14.3K lbs | 2 |
Westlake Styrene LLC - Styrene Marine Terminal · AIR-pathway site
Nearest TRI Facilities to Westlake Styrene LLC - Styrene Marine Terminal
Closest other reporters in Louisiana - including Phillips 66 Co Gulf Coast Lubes Plant, Rain Cii Carbon LLC Lake Charles Calcining Plant (lccp), Southern Ionics Inc, ordered by distance.
Showing 8 of 416 other reporting facilities in Louisiana.
Similar Chemical Wholesalers Facilities
Other Chemical Wholesalers facilities with similar total release volumes (±80%), outside Louisiana - e.g. Superior Industrial Solutions Inc, Buckley Oil Co - Midlothian Site, Univar Solutions USA Inc.
Compare beyond Louisiana
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Westlake Styrene LLC - Styrene Marine Terminal on cumulative reported pounds (45.4K lbs) and distinct chemical count (2). Release-pound peers include Mantaline Corp, Danisco Sweeteners Inc, Fisher Diagnostics a Div of Fisher Scientific Co. 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 Westlake Corp Facilities
Same-parent TRI sites ranked by reported releases - including Westlake Longview Corp, Westlake US 2 LLC, Westlake Polymers 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 Styrene, Benzene; nearby reporters include Phillips 66 Co Gulf Coast Lubes Plant. Westlake Styrene LLC - Styrene Marine Terminal stamps LIGHT volume · AIR pathway · CARC-HEAVY 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 Westlake Styrene LLC - Styrene Marine Terminal TRI extract (LIGHT · AIR · CARC-HEAVY · lead Styrene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Westlake Styrene LLC - Styrene Marine Terminal totals are self-reported EPCRA §313 estimates for Sulphur, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 424690 · Chemical Wholesalers. 0.0% of Calcasieu Parish TRI pounds in this extract. Nearest ABS peer: Mantaline Corp (Δ 24 lbs). Pounds ≠ exposure.
Westlake Styrene LLC - Styrene Marine Terminal stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Styrene. 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