EPA TRI Facility · Natural Gas Processing
Oxy Permian - Willard Separation Plant
Denver City, TX · Parent: Occidental Petroleum Corp
- Total releases
- 11.4K lbs
- Chemicals reported
- 8
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Oxy Permian - Willard Separation Plant: how the 11.4K lbs splits
11.4K lbs across all reported pathways
- Air Releases 11.3K lbs 99.5%
- Off-site Transfers 61 lbs 0.5%
Oxy Permian - Willard Separation Plant's 11.4K lbs Form-R total is AIR - air releases is 99.5% of the bar. Next segment: off-site transfers at 0.5%. 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.
LIGHT volume AIR pathway CARC-LEAN
Oxy Permian - Willard Separation Plant is an EPA Toxics Release Inventory reporter in Denver City, TX, in the natural gas processing sector. It reported 5.5K lbs of releases across 7 chemicals in 2023, and 11.4K lbs in total across its 2022-2023 reporting years. That ranks 9,535 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 - Willard Separation Plant is pounds #918 and chemical-count #409 at 11.4K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Championx-Denver City; Oxy Permian - Denver Unit CO2 Recovery Plant; Oxy Permian - Wasson CO2 Removal Plant; Multi-Chem Group Denver City Tx Facility. Similar-scale Natural Gas Processing peers outside Texas: Willow Creek Gas Plant; Oneok Hydrocarbon L.P. - Hutchinson Fractionation Facility; Sage Creek Gas Plant; Bradley Gas Processing 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; Benzene; Cyclohexane; Toluene.
Oxy Permian - Willard Separation Plant stamps LIGHT volume with a dominant AIR pathway (99.5% air releases) across 8 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 11.4K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Willow Creek Gas Plant and Oneok Hydrocarbon L.P. - Hutchinson Fractionation Facility.
Oxy Permian - Willard Separation Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
11K lbs Top 37% higher than 63% 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 - Willard Separation Plant: n-Hexane-led volume
Among the 339 Natural Gas Processing facilities in this database, Oxy Permian - Willard Separation Plant reports the 218th-largest volume (11.4K lbs). Its reported volume is concentrated rather than spread: n-Hexane alone is 69.8% of the total. Scale peers outside Texas include Willow Creek Gas Plant and Oneok Hydrocarbon L.P. - Hutchinson Fractionation Facility.
Concentrated means ≥60% of Oxy Permian - Willard Separation Plant's pounds in one chemical - here n-Hexane at 69.8%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Oxy Permian - Willard Separation Plant's total reported releases fell from 5.9 thousand lb in 2022 to 5.5 thousand lb in 2023, based on EPA TRI filings.
- Oxy Permian - Willard Separation Plant's chemicals reported fell from 8 in 2022 to 7 in 2023, based on EPA TRI filings.
- Oxy Permian - Willard Separation Plant's air releases fell from 5.9 thousand lb in 2022 to 5.5 thousand lb in 2023, based on EPA TRI filings.
Oxy Permian - Willard Separation Plant Form-R facts
Compare this facility
See how Oxy Permian - Willard Separation Plant stacks up against nearby facilities and the typical reporter.
85% more than the comparison
20% 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 Oxy Permian - Willard Separation Plant releases toxic chemicals into the environment. Total: 11.4K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases decreased by 7% (5.9K lbs to 5.5K lbs).
Oxy Permian - Willard Separation Plant: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Oxy Permian - Willard Separation Plant year-over-year reported totals (decreased by 7% 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 | 5.9K lbs | 8 |
| 2023 | 5.5K 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 |
|---|---|---|
| n-Hexane | 8.0K lbs | - |
| Benzene | 1.5K lbs | Carcinogen |
| Cyclohexane | 1.1K lbs | - |
| Toluene | 865 lbs | - |
| Ethylbenzene | 38 lbs | Carcinogen |
| Methanol | 0 lbs | - |
| Diethanolamine | 0 lbs | - |
| Manganese compounds | 0 lbs | - |
Oxy Permian - Willard Separation Plant · AIR-pathway site
Nearest TRI Facilities to Oxy Permian - Willard Separation Plant
Closest other reporters in Texas - including Championx-Denver City, Oxy Permian - Denver Unit CO2 Recovery Plant, Oxy Permian - Wasson CO2 Removal Plant, 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. Willow Creek Gas Plant, Oneok Hydrocarbon L.P. - Hutchinson Fractionation Facility, Sage Creek Gas Plant.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Oxy Permian - Willard Separation Plant on cumulative reported pounds (11.4K lbs) and distinct chemical count (8). Release-pound peers include Dodge Mechanical Power Transmission Co, Henry Co, Clarke Fire Protection Products Inc.. 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 n-Hexane, Benzene, Cyclohexane, Toluene; nearby reporters include Championx-Denver City. Oxy Permian - Willard Separation Plant 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 - Willard Separation Plant TRI extract (LIGHT · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Oxy Permian - Willard Separation Plant totals are self-reported EPCRA §313 estimates for Denver City, TX, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 3.1% of Yoakum TRI pounds in this extract. Nearest ABS peer: Dodge Mechanical Power Transmission Co (Δ 1 lbs). Pounds ≠ exposure.
Oxy Permian - Willard Separation Plant stamps LIGHT 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