EPA TRI Facility · Chemicals
Chevron Phillips Chemical Co LP Sweeny Complex
Sweeny, TX · Parent: Chevron Phillips Chemical Co LLC
- Total releases
- 2.4M lbs
- Chemicals reported
- 25
- Carcinogens
- 7
- Primary pathway
- Air Releases
AIR Form-R mix
Chevron Phillips Chemical Co LP Sweeny Complex: how the 2.4M lbs splits
2.4M lbs across all reported pathways
- Air Releases 2.4M lbs 99.7%
- Off-site Transfers 6.7K lbs 0.3%
Chevron Phillips Chemical Co LP Sweeny Complex's 2.4M lbs Form-R total is AIR - air releases is 99.7% of the bar. Next segment: off-site transfers at 0.3%. 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-LEAN
Chevron Phillips Chemical Co LP Sweeny Complex is an EPA Toxics Release Inventory reporter in Sweeny, TX, in the chemicals sector. It reported 428.7K lbs of releases across 21 chemicals in 2023, and 2.4M lbs in total across its 2019-2023 reporting years. That ranks 773 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. Chevron Phillips Chemical Co LP Sweeny Complex is pounds #76 and chemical-count #71 at 2.4M 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: Phillips 66 Co Sweeny Refinery Complex; Phillips 66 Old Ocean Ngl Fractionation Plant; Linde- Sweeny Hydrogen Plant; Phillips 66 Co San Bernard Ter Minal. Similar-scale Chemicals peers outside Texas: Lanxess - West Plant; Eden Custom Processing LLC; Koppers Performance Chemicals; Mosaic Phosphates Co Faustina Plant. Other Chevron Phillips Chemical Co LLC sites in this extract: Chevron Phillips Chemical Co LP; Chevron Phillips Chemical Co Lp-Orange; Chevron Phillips Chemical Co LP Clemens Terminal; Chevron Phillips Chemical Co LP Borger Plant. Largest disclosed chemicals by pounds: Ethylene; Propylene; Hydrogen sulfide; n-Hexane.
Chevron Phillips Chemical Co LP Sweeny Complex stamps HEAVY volume with a dominant AIR pathway (99.7% air releases) across 25 chemicals · 7 carcinogen-classified. Cumulative Form-R extract: 2.4M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Lanxess - West Plant and Eden Custom Processing LLC.
Chevron Phillips Chemical Co LP Sweeny Complex vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
2.4M lbs Top 3% higher than 97% 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
Chevron Phillips Chemical Co LP Sweeny Complex: Ethylene-led volume
Among the 3,917 Chemicals facilities in this database, Chevron Phillips Chemical Co LP Sweeny Complex reports the 147th-largest volume, placing it in the top 3.8% of its sector. Its reported volume is concentrated rather than spread: Ethylene alone is 64.5% of the total. Scale peers outside Texas include Lanxess - West Plant and Eden Custom Processing LLC.
Concentrated means ≥60% of Chevron Phillips Chemical Co LP Sweeny Complex's pounds in one chemical - here Ethylene at 64.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Chevron Phillips Chemical Co LP Sweeny Complex's total reported releases fell from 464.3 thousand lb in 2022 to 428.7 thousand lb in 2023, based on EPA TRI filings.
- Chevron Phillips Chemical Co LP Sweeny Complex's off-site transfers rose from 253 lb in 2022 to 4.6 thousand lb in 2023, based on EPA TRI filings.
- Chevron Phillips Chemical Co LP Sweeny Complex's air releases fell from 464.1 thousand lb in 2022 to 424.0 thousand lb in 2023, based on EPA TRI filings.
Chevron Phillips Chemical Co LP Sweeny Complex Form-R facts
Compare this facility
See how Chevron Phillips Chemical Co LP Sweeny Complex stacks up against nearby facilities and the typical reporter.
54% less than the comparison
36% 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 Chevron Phillips Chemical Co LP Sweeny Complex releases toxic chemicals into the environment. Total: 2.4M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 51% (283.4K lbs to 428.7K lbs).
Chevron Phillips Chemical Co LP Sweeny Complex: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021
- 2022 0
- 2023 0
What this shows Chevron Phillips Chemical Co LP Sweeny Complex year-over-year reported totals (increased by 51% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 283.4K lbs | 21 |
| 2020 | 475.8K lbs | 20 |
| 2021 | 709.7K lbs | 19 |
| 2022 | 464.3K lbs | 21 |
| 2023 | 428.7K lbs | 21 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 7 of 25 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ethylene | 1.5M lbs | - |
| Propylene | 524.6K lbs | - |
| Hydrogen sulfide | 99.5K lbs | - |
| n-Hexane | 52.7K lbs | - |
| Benzene | 45.7K lbs | Carcinogen |
| 1,3-Butadiene | 39.0K lbs | Carcinogen |
| Ammonia | 25.9K lbs | - |
| Methanol | 9.8K lbs | - |
| Xylene (mixed isomers) | 9.1K lbs | - |
| Naphthalene | 8.5K lbs | Carcinogen |
| Toluene | 7.5K lbs | - |
| Styrene | 4.9K lbs | Carcinogen |
| Ethylbenzene | 3.2K lbs | Carcinogen |
| Zinc compounds | 3.0K lbs | - |
| 1,2,4-Trimethylbenzene | 2.2K lbs | - |
| Dicyclopentadiene | 1.8K lbs | - |
| Polycyclic aromatic compounds | 764 lbs | Carcinogen |
| Cyclohexane | 175 lbs | - |
| Ethylene glycol | 138 lbs | - |
| Certain glycol ethers | 0 lbs | - |
| Dimethyl phthalate | 0 lbs | - |
| Isoprene | 0 lbs | Carcinogen |
| p-Phenylenediamine | 0 lbs | - |
| Lead compounds | 0 lbs | - |
| Copper compounds | 0 lbs | - |
Chevron Phillips Chemical Co LP Sweeny Complex · AIR-pathway site
Nearest TRI Facilities to Chevron Phillips Chemical Co LP Sweeny Complex
Closest other reporters in Texas - including Phillips 66 Co Sweeny Refinery Complex, Phillips 66 Old Ocean Ngl Fractionation Plant, Linde- Sweeny Hydrogen Plant, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Texas - e.g. Lanxess - West Plant, Eden Custom Processing LLC, Koppers Performance Chemicals.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Chevron Phillips Chemical Co LP Sweeny Complex on cumulative reported pounds (2.4M lbs) and distinct chemical count (25). Release-pound peers include Duke Energy Florida Llc-Crystal River Power Plant, Nucor Steel Seattle Inc, Lanxess - West Plant. Chemical-count peers include Aes Puerto Rico LP, Verso Luke LLC, Virginia City Hybrid Energy Center. 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.
- Duke Energy Florida Llc-Crystal River Power Plant Crystal River, FL · Electric Utilities 2.4M lbs reported
- Nucor Steel Seattle Inc Seattle, WA · Primary Metals 2.4M lbs reported
- Lanxess - West Plant Magnolia, AR · Chemicals 2.4M lbs reported
- Nucor Steel-Darlington Darlington, SC · Primary Metals 2.4M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Chevron Phillips Chemical Co LLC Facilities
Same-parent TRI sites ranked by reported releases - including Chevron Phillips Chemical Co LP, Chevron Phillips Chemical Co Lp-Orange, Chevron Phillips Chemical Co LP Clemens Terminal.
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, Hydrogen sulfide, n-Hexane; nearby reporters include Phillips 66 Co Sweeny Refinery Complex. Chevron Phillips Chemical Co LP Sweeny Complex stamps HEAVY 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 Chevron Phillips Chemical Co LP Sweeny Complex TRI extract (HEAVY · AIR · CARC-LEAN · lead Ethylene) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Chevron Phillips Chemical Co LP Sweeny Complex totals are self-reported EPCRA §313 estimates for Sweeny, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325110 · Chemicals. 1.9% of Brazoria TRI pounds in this extract. Nearest ABS peer: Duke Energy Florida Llc-Crystal River Power Plant (Δ 4.3K lbs). Pounds ≠ exposure.
Chevron Phillips Chemical Co LP Sweeny Complex stamps HEAVY volume · AIR pathway · CARC-LEAN · 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