EPA TRI Facility · Petroleum

Calcasieu Refining Co

Lake Charles, LA · Parent: Transworld Oil USA Inc

Total releases
277.6K lbs
Chemicals reported
8
Carcinogens
3
Primary pathway
Air Releases

AIR Form-R mix

Calcasieu Refining Co: how the 277.6K lbs splits

277.6K lbs across all reported pathways

  • Air Releases 275.7K lbs 99.3%
  • Off-site Transfers 1.7K lbs 0.6%
  • Water Discharges 121 lbs <0.1%

Calcasieu Refining Co's 277.6K lbs Form-R total is AIR - air releases is 99.3% of the bar. Next segment: off-site transfers at 0.6%. Leading chemical by pounds: n-Hexane.

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.

MID volume AIR pathway CARC-LEAN

Calcasieu Refining Co is an EPA Toxics Release Inventory reporter in Lake Charles, LA, in the petroleum sector. It reported 162.1K lbs of releases across 8 chemicals in 2023, and 277.6K lbs in total across its 2019-2023 reporting years. That ranks 2,707 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. Calcasieu Refining Co is pounds #108 and chemical-count #124 at 277.6K 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: Reynolds Metals Co LLC; Rain Cii Carbon LLC Lake Charles Calcining Plant (lccp); Phillips 66 Co Gulf Coast Lubes Plant; Westlake Styrene LLC - Styrene Marine Terminal. Similar-scale Petroleum peers outside Louisiana: Oxbow Calcining LLC; Drummond Co Inc Abc Coke Div; East Storage / Splitter III Facility; Pasadena Refining System Inc. Largest disclosed chemicals by pounds: n-Hexane; Toluene; Cyclohexane; Xylene (mixed isomers).

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Calcasieu Refining Co stamps MID volume with a dominant AIR pathway (99.3% air releases) across 8 chemicals · 3 carcinogen-classified. Cumulative Form-R extract: 277.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Oxbow Calcining LLC and Drummond Co Inc Abc Coke Div.

#2,707 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Calcasieu Refining Co vs. every reporting TRI facility

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

278K lbs Top 10% higher than 90% 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

Calcasieu Refining Co in the Petroleum sector extract

Among the 902 Petroleum facilities in this database, Calcasieu Refining Co reports the 126th-largest volume, placing it in the top 14% of its sector. Scale peers outside Louisiana include Oxbow Calcining LLC and Drummond Co Inc Abc Coke Div.

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Calcasieu Refining Co's total reported releases rose from 30.8 thousand lb in 2022 to 162.1 thousand lb in 2023, based on EPA TRI filings.
  • Calcasieu Refining Co's off-site transfers rose from 153 lb in 2022 to 1.3 thousand lb in 2023, based on EPA TRI filings.
  • Calcasieu Refining Co's air releases rose from 30.6 thousand lb in 2022 to 160.8 thousand lb in 2023, based on EPA TRI filings.

Calcasieu Refining Co Form-R facts

Sector
Petroleum
MID volume
277.6K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
8 · 3 carc.
Lead chemical
n-Hexane

Compare this facility

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

Total reported releases
Calcasieu Refining Co
277.6K lbs
Reynolds Metals Co LLC
2.1K lbs

133.4× more than the comparison

Chemicals reported
Calcasieu Refining Co
8
Reynolds Metals Co LLC
3

2.7× 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 Calcasieu Refining Co releases toxic chemicals into the environment. Total: 277.6K lbs.

Air Releases 275.7K lbs (99.3%)
Off-site Transfers 1.7K lbs (0.6%)
Water Discharges 121 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 369% (34.6K lbs to 162.1K lbs).

Calcasieu Refining Co: annual Form-R pounds

MID site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Calcasieu Refining Co year-over-year reported totals (increased by 369% 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: n-Hexane.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 34.6K lbs 8
2020 22.8K lbs 8
2021 27.3K lbs 8
2022 30.8K lbs 8
2023 162.1K lbs 8

Chemical Releases

Aggregated across all reporting years (2019–2023). 3 of 8 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
n-Hexane 69.0K lbs -
Toluene 52.9K lbs -
Cyclohexane 51.8K lbs -
Xylene (mixed isomers) 50.1K lbs -
Benzene 33.1K lbs Carcinogen
1,2,4-Trimethylbenzene 10.4K lbs -
Ethylbenzene 7.1K lbs Carcinogen
Naphthalene 3.1K lbs Carcinogen

Calcasieu Refining Co · AIR-pathway site

Lake Charles, LA
30.1245, -93.3114
County TRI context
Calcasieu Parish · 0.3% of county pounds
Parent company
Transworld Oil USA Inc

Compare beyond Louisiana

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Calcasieu Refining Co on cumulative reported pounds (277.6K lbs) and distinct chemical count (8). Release-pound peers include Cogen Technologies Linden Venture L.P., Cadon Plating Co., Owens Corning Insulating Systems LLC - Kansas City. Chemical-count peers include Prepa-South Coast Power Plant, Argos Puerto Rico Corp., US Tsubaki Automotive 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 n-Hexane, Toluene, Cyclohexane, Xylene (mixed isomers); nearby reporters include Reynolds Metals Co LLC. Calcasieu Refining Co stamps MID volume · AIR 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 Calcasieu Refining Co TRI extract (MID · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Calcasieu Refining Co totals are self-reported EPCRA §313 estimates for Lake Charles, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 0.3% of Calcasieu Parish TRI pounds in this extract. Nearest ABS peer: Cogen Technologies Linden Venture L.P. (Δ 207 lbs). Pounds ≠ exposure.

Calcasieu Refining Co stamps MID volume · AIR pathway · CARC-LEAN · lead n-Hexane. 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