EPA TRI Facility · Natural Gas Processing
Mallet CO2 Recovery Plant
Sundown, TX · Parent: Occidental Petroleum Corp
- Total releases
- 287.4K lbs
- Chemicals reported
- 6
- Carcinogens
- 2
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Mallet CO2 Recovery Plant: how the 287.4K lbs splits
287.4K lbs across all reported pathways
- Off-site Transfers 267.5K lbs 93.1%
- Air Releases 19.9K lbs 6.9%
- Land Disposal 0 lbs <0.1%
Mallet CO2 Recovery Plant's 287.4K lbs Form-R total is OFFSITE - off-site transfers is 93.1% of the bar. Next segment: air releases at 6.9%. 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 OFFSITE pathway CARC-LEAN
Mallet CO2 Recovery Plant is an EPA Toxics Release Inventory reporter in Sundown, TX, in the natural gas processing sector. It reported 158.1K lbs of releases across 6 chemicals in 2023, and 287.4K lbs in total across its 2022-2023 reporting years. That ranks 2,646 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Mallet CO2 Recovery Plant is pounds #274 and chemical-count #524 at 287.4K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Oxy Permian - Slaughter/mallet Complex; Coastal Chemical Co. LLC; Championx-Levelland; Enviro Tech Chemical Services Inc.. Similar-scale Natural Gas Processing peers outside Texas: Andeavor Field Services LLC - Robinson Lake Gas Plant; Big Escambia Creek Gas Plant; Echo Springs Gas Plant; Opal Gas Plant. 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: n-Hexane; Cyclohexane; Benzene; Toluene.
Mallet CO2 Recovery Plant stamps MID volume with a dominant OFFSITE pathway (93.1% off-site transfers) across 6 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 287.4K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Andeavor Field Services LLC - Robinson Lake Gas Plant and Big Escambia Creek Gas Plant.
Mallet CO2 Recovery Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
287K lbs Top 10% higher than 90% 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
Mallet CO2 Recovery Plant inside Hockley's TRI pounds
Among the 339 Natural Gas Processing facilities in this database, Mallet CO2 Recovery Plant reports the 25th-largest volume, placing it in the top 7.4% of its sector. This one site accounts for 88.3% of every pound reported in Hockley. Scale peers outside Texas include Andeavor Field Services LLC - Robinson Lake Gas Plant and Big Escambia Creek Gas Plant.
County-dominant here means ≥25% of Hockley's reported pounds (325.6K lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mallet CO2 Recovery Plant's total reported releases rose from 129.3 thousand lb in 2022 to 158.1 thousand lb in 2023, based on EPA TRI filings.
- Mallet CO2 Recovery Plant's off-site transfers rose from 118.1 thousand lb in 2022 to 149.4 thousand lb in 2023, based on EPA TRI filings.
- Mallet CO2 Recovery Plant's air releases fell from 11.2 thousand lb in 2022 to 8.7 thousand lb in 2023, based on EPA TRI filings.
Mallet CO2 Recovery Plant Form-R facts
Compare this facility
See how Mallet CO2 Recovery Plant stacks up against nearby facilities and the typical reporter.
9.2× more than the comparison
25% 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 Mallet CO2 Recovery Plant releases toxic chemicals into the environment. Total: 287.4K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 22% (129.3K lbs to 158.1K lbs).
Mallet CO2 Recovery Plant: annual Form-R pounds
MID site · OFFSITE pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Mallet CO2 Recovery Plant year-over-year reported totals (increased by 22% from 2022 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.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 129.3K lbs | 6 |
| 2023 | 158.1K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 2 of 6 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 139.4K lbs | - |
| Cyclohexane | 55.0K lbs | - |
| Benzene | 46.2K lbs | Carcinogen |
| Toluene | 33.9K lbs | - |
| Ethylbenzene | 12.9K lbs | Carcinogen |
| Diethanolamine | 0 lbs | - |
Mallet CO2 Recovery Plant · OFFSITE-pathway site
Nearest TRI Facilities to Mallet CO2 Recovery Plant
Closest other reporters in Texas - including Oxy Permian - Slaughter/mallet Complex, Coastal Chemical Co. LLC, Championx-Levelland, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Natural Gas Processing Facilities
Other Natural Gas Processing facilities with similar total release volumes (±80%), outside Texas - e.g. Andeavor Field Services LLC - Robinson Lake Gas Plant, Big Escambia Creek Gas Plant, Echo Springs Gas Plant.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mallet CO2 Recovery Plant on cumulative reported pounds (287.4K lbs) and distinct chemical count (6). Release-pound peers include Heidelberg Materials US Cement LLC - Evansville, Ineos Styrolution America LLC, Crown Food Packaging. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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.
- Heidelberg Materials US Cement LLC - Evansville Fleetwood, PA · Nonmetallic Mineral Product 287.5K lbs reported
- Ineos Styrolution America LLC Channahon, IL · Chemicals 287.6K lbs reported
- Crown Food Packaging Toledo, OH · Fabricated Metals 287.6K lbs reported
- Scientific Developments Inc Eugene, OR · Plastics and Rubber 287.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Occidental Petroleum Corp Facilities
Same-parent TRI sites ranked by reported releases - including Occidental Chemical Corp Luling, Occidental Chemical Corp, Occidental Chemical Holding Corp - Geismar Plant.
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, Cyclohexane, Benzene, Toluene; nearby reporters include Oxy Permian - Slaughter/mallet Complex. Mallet CO2 Recovery Plant stamps MID volume · OFFSITE 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 Mallet CO2 Recovery Plant TRI extract (MID · OFFSITE · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mallet CO2 Recovery Plant totals are self-reported EPCRA §313 estimates for Sundown, TX, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 88.3% of Hockley TRI pounds in this extract. Nearest ABS peer: Heidelberg Materials US Cement LLC - Evansville (Δ 102 lbs). Pounds ≠ exposure.
Mallet CO2 Recovery Plant stamps MID volume · OFFSITE 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