EPA TRI Facility · Chemicals

Occidental Chemical Holding Corp

Convent, LA · Parent: Occidental Petroleum Corp

Total releases
59.6K lbs
Chemicals reported
11
Carcinogens
4
Primary pathway
Air Releases

AIR Form-R mix

Occidental Chemical Holding Corp: how the 59.6K lbs splits

59.6K lbs across all reported pathways

  • Air Releases 52.8K lbs 88.6%
  • Water Discharges 4.1K lbs 6.8%
  • Off-site Transfers 2.6K lbs 4.4%
  • Land Disposal 140 lbs 0.2%

Occidental Chemical Holding Corp's 59.6K lbs Form-R total is AIR - air releases is 88.6% of the bar. Next segment: water discharges at 6.8%. Leading chemical by pounds: 1,2-Dichloroethane.

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 AIR pathway CARC-HEAVY

Occidental Chemical Holding Corp is an EPA Toxics Release Inventory reporter in Convent, LA, in the chemicals sector. It reported 15.3K lbs of releases across 11 chemicals in 2023, and 59.6K lbs in total across its 2019-2023 reporting years. That ranks 5,734 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. Occidental Chemical Holding Corp is pounds #186 and chemical-count #90 at 59.6K 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: Mosaic Fertilizer LLC Uncle Sam Plant; Nucor Steel Louisiana LLC; Millennium Galvanizing LLC; Air Products & Chemicals Inc. - Convent Smr. Similar-scale Chemicals peers outside Louisiana: Ascensus Specialties Callery LLC; Nhs U.S. LLC; Poet Biorefining Alexandria LLC; Innophos LLC. Other Occidental Petroleum Corp sites in this extract: Occidental Chemical Corp Luling; Occidental Chemical Corp; Occidental Chemical Holding Corp - Geismar Plant; Oxy Vinyls LP Pasadena Pvc Plant. Largest disclosed chemicals by pounds: 1,2-Dichloroethane; Ethylene; Chlorine; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size).

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Occidental Chemical Holding Corp stamps LIGHT volume with a dominant AIR pathway (88.6% air releases) across 11 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 59.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ascensus Specialties Callery LLC and Nhs U.S. LLC.

#5,734 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Occidental Chemical Holding Corp vs. every reporting TRI facility

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

60K lbs Top 22% higher than 78% 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

Occidental Chemical Holding Corp: carcinogen-lbs share on Form-R

Among the 3,917 Chemicals facilities in this database, Occidental Chemical Holding Corp reports the 1,208th-largest volume (59.6K lbs). Carcinogen-classified chemicals make up 62.4% of the reported pounds, not just of the chemical count. Scale peers outside Louisiana include Ascensus Specialties Callery LLC and Nhs U.S. LLC.

Carcinogen-heavy means ≥50% of pounds (62.4% here), not of chemical count. EPA/IARC classification ≠ site risk.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Occidental Chemical Holding Corp's total reported releases rose from 12.1 thousand lb in 2022 to 15.3 thousand lb in 2023, based on EPA TRI filings.
  • Occidental Chemical Holding Corp's off-site transfers rose from 491 lb in 2022 to 916 lb in 2023, based on EPA TRI filings.
  • Occidental Chemical Holding Corp's land releases fell from 70 lb in 2022 to 17 lb in 2023, based on EPA TRI filings.
  • Occidental Chemical Holding Corp's air releases rose from 11.2 thousand lb in 2022 to 14.1 thousand lb in 2023, based on EPA TRI filings.

Occidental Chemical Holding Corp Form-R facts

Sector
Chemicals
LIGHT volume
59.6K lbs
AIR pathway
Air Releases
CARC-HEAVY chem count
11 · 4 carc.
Lead chemical
1,2-Dichloroethane

Compare this facility

See how Occidental Chemical Holding Corp stacks up against nearby facilities and the typical reporter.

Total reported releases
Occidental Chemical Holding Corp
59.6K lbs
Mosaic Fertilizer LLC Uncle Sam Plant
1.6M lbs

96% less than the comparison

Chemicals reported
Occidental Chemical Holding Corp
11
Mosaic Fertilizer LLC Uncle Sam Plant
9

22% 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 Occidental Chemical Holding Corp releases toxic chemicals into the environment. Total: 59.6K lbs.

Air Releases 52.8K lbs (88.6%)
Water Discharges 4.1K lbs (6.8%)
Off-site Transfers 2.6K lbs (4.4%)
Land Disposal 140 lbs (0.2%)
View 5-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2023, total releases increased by 2% (15.0K lbs to 15.3K lbs).

Occidental Chemical Holding Corp: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2019–2023

million lbs

What this shows Occidental Chemical Holding Corp year-over-year reported totals (increased 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: 1,2-Dichloroethane.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 15.0K lbs 10
2020 7.5K lbs 9
2021 9.6K lbs 10
2022 12.1K lbs 11
2023 15.3K lbs 11

Chemical Releases

Aggregated across all reporting years (2019–2023). 4 of 11 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
1,2-Dichloroethane 34.7K lbs Carcinogen
Ethylene 8.1K lbs -
Chlorine 6.8K lbs -
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 5.3K lbs -
Asbestos (friable) 2.6K lbs Carcinogen
Chloroethane 1.0K lbs -
Lead And Lead Compounds 697 lbs -
Bis(2-chloroethyl) ether 235 lbs -
1,1,2-Trichloroethane 205 lbs -
Naphthalene 4 lbs Carcinogen
Dioxin and dioxin-like compounds 0 lbs Carcinogen

Occidental Chemical Holding Corp · AIR-pathway site

Convent, LA
30.0557, -90.8296
County TRI context
St. James Parish · 0.5% of county pounds
Parent company
Occidental Petroleum Corp

Compare beyond Louisiana

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Occidental Chemical Holding Corp on cumulative reported pounds (59.6K lbs) and distinct chemical count (11). Release-pound peers include Cpca Manufacturing LLC, Schumacher Co, US Navy Joint Expeditionary Little Creek Base. Chemical-count peers include Puerto Rico Energy LLC - Bayamon Terminal, Lanco Manufacturing Corp, Buckeye Caribbean Terminals LLC (former Scyi). 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 1,2-Dichloroethane, Ethylene, Chlorine, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); nearby reporters include Mosaic Fertilizer LLC Uncle Sam Plant. Occidental Chemical Holding Corp 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 Occidental Chemical Holding Corp TRI extract (LIGHT · AIR · CARC-HEAVY · lead 1,2-Dichloroethane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Occidental Chemical Holding Corp totals are self-reported EPCRA §313 estimates for Convent, LA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325180 · Chemicals. 0.5% of St. James Parish TRI pounds in this extract. Nearest ABS peer: Cpca Manufacturing LLC (Δ 12 lbs). Pounds ≠ exposure.

Occidental Chemical Holding Corp stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead 1,2-Dichloroethane. 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