EPA TRI Facility · Chemicals

Westlake Vinyls Inc

Calvert City, KY · Parent: Westlake Corp

Total releases
2.2M lbs
Chemicals reported
49
Carcinogens
22
Primary pathway
Air Releases

AIR Form-R mix

Westlake Vinyls Inc: how the 2.2M lbs splits

2.2M lbs across all reported pathways

  • Air Releases 2.1M lbs 96.1%
  • Off-site Transfers 75.0K lbs 3.5%
  • Water Discharges 9.4K lbs 0.4%
  • Land Disposal 0 lbs <0.1%

Westlake Vinyls Inc's 2.2M lbs Form-R total is AIR - air releases is 96.1% of the bar. Next segment: off-site transfers at 3.5%. Leading chemical by pounds: Ethylene.

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.

HEAVY volume AIR pathway CARC-MID

Westlake Vinyls Inc is an EPA Toxics Release Inventory reporter in Calvert City, KY, in the chemicals sector. It reported 348.0K lbs of releases across 49 chemicals in 2023, and 2.2M lbs in total across its 2019-2023 reporting years. That ranks 811 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Kentucky's 422 reporting TRI sites, pounds #1 is not chemical-count #1. Westlake Vinyls Inc is pounds #25 and chemical-count #2 at 2.2M lbs. North American Stainless leads reported pounds (35.2M lbs) at 15 chemicals (chemical-count #36). Safety-Kleen Systems Inc. leads chemical count at 50 chemicals (725.8K lbs, pounds #50). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Lubrizol Advanced Materials Inc; Cymetech Corp.; Sekisui Specialty Chemicals America LLC; Westlake Vinyls Inc. - Pvc Plant. Similar-scale Chemicals peers outside Kentucky: Shell Chemical Appalachia LLC; Arlanxeo; Occidental Chemical Corp; Championx-Sugar Land. Other Westlake Corp sites in this extract: Westlake Longview Corp; Westlake US 2 LLC; Westlake Polymers LLC; Westlake Vinyls Inc. - Pvc Plant. Largest disclosed chemicals by pounds: Ethylene; Propylene; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); 1,2-Dichloroethane.

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Westlake Vinyls Inc stamps HEAVY volume with a dominant AIR pathway (96.1% air releases) across 49 chemicals · 22 carcinogen-classified. Cumulative Form-R extract: 2.2M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Shell Chemical Appalachia LLC and Arlanxeo.

#811 of 25,986 TRI facilities nationwide by total reported releases - among the top 3.1% of reporting sites by volume. Ranking reflects reported pounds, not toxicity or health risk.

Westlake Vinyls Inc vs. every reporting TRI facility

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

2.2M lbs Top 3% higher than 97% 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

Westlake Vinyls Inc in the Chemicals sector extract

Among the 3,917 Chemicals facilities in this database, Westlake Vinyls Inc reports the 159th-largest volume, placing it in the top 4.1% of its sector. Scale peers outside Kentucky include Shell Chemical Appalachia LLC and Arlanxeo.

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
  • Westlake Vinyls Inc's total reported releases rose from 332.0 thousand lb in 2022 to 348.0 thousand lb in 2023, based on EPA TRI filings.
  • Westlake Vinyls Inc's water releases rose from 1.5 thousand lb in 2022 to 1.6 thousand lb in 2023, based on EPA TRI filings.
  • Westlake Vinyls Inc's air releases rose from 318.0 thousand lb in 2022 to 333.6 thousand lb in 2023, based on EPA TRI filings.
  • Westlake Vinyls Inc's off-site transfers rose from 12.5 thousand lb in 2022 to 12.8 thousand lb in 2023, based on EPA TRI filings.

Westlake Vinyls Inc Form-R facts

Sector
Chemicals
HEAVY volume
2.2M lbs
AIR pathway
Air Releases
CARC-MID chem count
49 · 22 carc.
Lead chemical
Ethylene

Compare this facility

See how Westlake Vinyls Inc stacks up against nearby facilities and the typical reporter.

Total reported releases
Westlake Vinyls Inc
2.2M lbs
Lubrizol Advanced Materials Inc
130.0K lbs

16.7× more than the comparison

Chemicals reported
Westlake Vinyls Inc
49
Lubrizol Advanced Materials Inc
5

9.8× 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 Westlake Vinyls Inc releases toxic chemicals into the environment. Total: 2.2M lbs.

Air Releases 2.1M lbs (96.1%)
Off-site Transfers 75.0K lbs (3.5%)
Water Discharges 9.4K lbs (0.4%)
Land Disposal 0 lbs (<0.1%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases decreased by 26% (470.0K lbs to 348.0K lbs).

Westlake Vinyls Inc: annual Form-R pounds

HEAVY site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Westlake Vinyls Inc year-over-year reported totals (decreased by 26% 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: Ethylene.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 470.0K lbs 46
2020 519.1K lbs 48
2021 500.6K lbs 48
2022 332.0K lbs 49
2023 348.0K lbs 49

Chemical Releases

Aggregated across all reporting years (2019–2023). 22 of 49 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Ethylene 614.0K lbs -
Propylene 303.4K lbs -
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 255.2K lbs -
1,2-Dichloroethane 251.5K lbs Carcinogen
Vinyl chloride 212.1K lbs Carcinogen
Benzene 143.1K lbs Carcinogen
1,3-Butadiene 55.2K lbs Carcinogen
Copper 48.8K lbs -
Dicyclopentadiene 47.2K lbs -
Naphthalene 41.0K lbs Carcinogen
Styrene 29.4K lbs Carcinogen
Carbon tetrachloride 28.4K lbs Carcinogen
Allyl alcohol 26.7K lbs -
Toluene 23.1K lbs -
Chlorine 20.4K lbs -
Isoprene 13.7K lbs Carcinogen
Xylene (mixed isomers) 10.2K lbs -
Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region) 9.5K lbs -
Chloroform 7.9K lbs Carcinogen
1,1,2-Trichloroethane 5.9K lbs -
Pentachloroethane 3.1K lbs -
Hexachlorobenzene 2.8K lbs Carcinogen
Biphenyl 2.6K lbs -
Tetrachloroethylene 1.9K lbs Carcinogen
1,1,2,2-Tetrachloroethane 1.9K lbs Carcinogen
Ethylbenzene 1.8K lbs Carcinogen
Anthracene 1.7K lbs -
1,1,1-Trichloroethane 1.3K lbs -
Chlorobenzene 1.2K lbs -
Ethylidene dichloride 782 lbs -
Polycyclic aromatic compounds 611 lbs Carcinogen
Methanol 538 lbs -
Chloroethane 524 lbs -
1,2-Dichloroethylene 377 lbs -
1,4-Dichlorobenzene 375 lbs Carcinogen
1,1,1,2-Tetrachloroethane 333 lbs Carcinogen
Dioxin and dioxin-like compounds 329 lbs Carcinogen
Dichloromethane 180 lbs Carcinogen
Trichloroethylene 148 lbs Carcinogen
Phenanthrene 136 lbs -
Chloroprene 96 lbs Carcinogen
Vinylidene chloride 49 lbs Carcinogen
Hexachloro-1,3-butadiene 44 lbs -
trans-1,4-Dichloro-2-butene 32 lbs -
Bis(2-chloroethyl) ether 32 lbs -
Hexachloroethane 25 lbs Carcinogen
Pentachlorobenzene 0 lbs -
Benzo[g,h,i]perylene 0 lbs -
1,2,4-Trichlorobenzene 0 lbs -

Westlake Vinyls Inc · AIR-pathway site

Calvert City, KY
37.0475, -88.3319
County TRI context
Marshall · 19.6% of county pounds
Parent company
Westlake Corp

Compare beyond Kentucky

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Westlake Vinyls Inc on cumulative reported pounds (2.2M lbs) and distinct chemical count (49). Release-pound peers include Gm Truck Group Flint Assembly Plant, Shell Chemical Appalachia LLC, Arlanxeo. Chemical-count peers include Vickery Environmental Inc., Premcor Refining Group Inc Port Arthur, Philllips 66 Co Borger Refinery. 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 Ethylene, Propylene, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), 1,2-Dichloroethane; nearby reporters include Lubrizol Advanced Materials Inc. Westlake Vinyls Inc stamps HEAVY volume · AIR pathway · CARC-MID 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 Vinyls Inc TRI extract (HEAVY · AIR · CARC-MID · lead Ethylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Westlake Vinyls Inc totals are self-reported EPCRA §313 estimates for Calvert City, KY, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325199 · Chemicals. 19.6% of Marshall TRI pounds in this extract. Nearest ABS peer: Gm Truck Group Flint Assembly Plant (Δ 954 lbs). Pounds ≠ exposure.

Westlake Vinyls Inc stamps HEAVY volume · AIR pathway · CARC-MID · lead Ethylene. 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