EPA TRI Facility · Natural Gas Processing
Oxy Permian - Slaughter/mallet Complex
Sundown, TX · Parent: Occidental Petroleum Corp
- Total releases
- 31.3K lbs
- Chemicals reported
- 8
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Oxy Permian - Slaughter/mallet Complex: how the 31.3K lbs splits
31.3K lbs across all reported pathways
- Air Releases 23.2K lbs 74.2%
- Off-site Transfers 8.1K lbs 25.8%
- Land Disposal 0 lbs <0.1%
Oxy Permian - Slaughter/mallet Complex's 31.3K lbs Form-R total is AIR - air releases is 74.2% of the bar. Next segment: off-site transfers at 25.8%. Leading chemical by pounds: Hydrogen sulfide.
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-LEAN
Oxy Permian - Slaughter/mallet Complex is an EPA Toxics Release Inventory reporter in Sundown, TX, in the natural gas processing sector. It reported 15.7K lbs of releases across 7 chemicals in 2023, and 31.3K lbs in total across its 2022-2023 reporting years. That ranks 7,216 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. Oxy Permian - Slaughter/mallet Complex is pounds #705 and chemical-count #401 at 31.3K 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: Mallet CO2 Recovery Plant; Coastal Chemical Co. LLC; Championx-Levelland; Enviro Tech Chemical Services Inc.. Similar-scale Natural Gas Processing peers outside Texas: Artesia Gas Plant; Aux Sable Liquid Products Inc; Aux Sable Midstream; Bargath Parachute 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: Hydrogen sulfide; n-Hexane; Benzene; Cyclohexane.
Oxy Permian - Slaughter/mallet Complex stamps LIGHT volume with a dominant AIR pathway (74.2% air releases) across 8 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 31.3K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Artesia Gas Plant and Aux Sable Liquid Products Inc.
Oxy Permian - Slaughter/mallet Complex vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
31K lbs Top 28% higher than 72% 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
Oxy Permian - Slaughter/mallet Complex in the Natural Gas Processing sector extract
Among the 339 Natural Gas Processing facilities in this database, Oxy Permian - Slaughter/mallet Complex reports the 143rd-largest volume (31.3K lbs). Scale peers outside Texas include Artesia Gas Plant and Aux Sable Liquid Products Inc.
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
- Oxy Permian - Slaughter/mallet Complex's total reported releases rose from 15.6 thousand lb in 2022 to 15.7 thousand lb in 2023, based on EPA TRI filings.
- Oxy Permian - Slaughter/mallet Complex's chemicals reported fell from 8 in 2022 to 7 in 2023, based on EPA TRI filings.
- Oxy Permian - Slaughter/mallet Complex's off-site transfers fell from 4.2 thousand lb in 2022 to 3.8 thousand lb in 2023, based on EPA TRI filings.
- Oxy Permian - Slaughter/mallet Complex's air releases rose from 11.4 thousand lb in 2022 to 11.9 thousand lb in 2023, based on EPA TRI filings.
Oxy Permian - Slaughter/mallet Complex Form-R facts
Compare this facility
See how Oxy Permian - Slaughter/mallet Complex stacks up against nearby facilities and the typical reporter.
89% less than the comparison
33% 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 Oxy Permian - Slaughter/mallet Complex releases toxic chemicals into the environment. Total: 31.3K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 1% (15.6K lbs to 15.7K lbs).
Oxy Permian - Slaughter/mallet Complex: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Oxy Permian - Slaughter/mallet Complex year-over-year reported totals (increased by 1% 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: Hydrogen sulfide.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 15.6K lbs | 8 |
| 2023 | 15.7K lbs | 7 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 2 of 8 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Hydrogen sulfide | 13.3K lbs | - |
| n-Hexane | 13.0K lbs | - |
| Benzene | 3.6K lbs | Carcinogen |
| Cyclohexane | 1.3K lbs | - |
| Diethanolamine | 0 lbs | - |
| Ethylbenzene | 0 lbs | Carcinogen |
| Toluene | 0 lbs | - |
| Manganese compounds | 0 lbs | - |
Oxy Permian - Slaughter/mallet Complex · AIR-pathway site
Nearest TRI Facilities to Oxy Permian - Slaughter/mallet Complex
Closest other reporters in Texas - including Mallet CO2 Recovery Plant, 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. Artesia Gas Plant, Aux Sable Liquid Products Inc, Aux Sable Midstream.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Oxy Permian - Slaughter/mallet Complex on cumulative reported pounds (31.3K lbs) and distinct chemical count (8). Release-pound peers include Artesia Gas Plant, Mapei Corp, Elkhart Products Corp. 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.
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 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 Hydrogen sulfide, n-Hexane, Benzene, Cyclohexane; nearby reporters include Mallet CO2 Recovery Plant. Oxy Permian - Slaughter/mallet Complex stamps LIGHT 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 Oxy Permian - Slaughter/mallet Complex TRI extract (LIGHT · AIR · CARC-LEAN · lead Hydrogen sulfide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Oxy Permian - Slaughter/mallet Complex 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. 9.6% of Hockley TRI pounds in this extract. Nearest ABS peer: Artesia Gas Plant (Δ 2 lbs). Pounds ≠ exposure.
Oxy Permian - Slaughter/mallet Complex stamps LIGHT volume · AIR pathway · CARC-LEAN · lead Hydrogen sulfide. 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