EPA TRI Facility · Natural Gas Processing
Thompsonville Gas Plant
Mirando City, TX · Parent: Enterprise Products Operating LLC
- Total releases
- 27.7K lbs
- Chemicals reported
- 3
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Thompsonville Gas Plant: how the 27.7K lbs splits
27.7K lbs across all reported pathways
- Air Releases 23.5K lbs 84.9%
- Off-site Transfers 4.2K lbs 15.1%
Thompsonville Gas Plant's 27.7K lbs Form-R total is AIR - air releases is 84.9% of the bar. Next segment: off-site transfers at 15.1%. 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-MID
Thompsonville Gas Plant is an EPA Toxics Release Inventory reporter in Mirando City, TX, in the natural gas processing sector. It reported 14.8K lbs of releases across 3 chemicals in 2023, and 27.7K lbs in total across its 2022-2023 reporting years. That ranks 7,499 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. Thompsonville Gas Plant is pounds #731 and chemical-count #977 at 27.7K 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: Laredo Border Patrol Sector HQ TX11589; Pilot Thomas Logistcs LLC - Laredo; Reladyne Sun Coast LLC; Midwest Sterilization Corp. Similar-scale Natural Gas Processing peers outside Texas: Panther Creek Processing Facility; Natrium Gas Plant; Lonesome Creek Gas Plant; Cowboy Cdp. Other Enterprise Products Operating LLC sites in this extract: Enterprise Products Operating LLC; Chaco Gas Plant; East Storage / Splitter III Facility; Enterprise Products Operating LLC Baton Rouge Fractionator. Largest disclosed chemicals by pounds: n-Hexane; Benzene; Diethanolamine.
Thompsonville Gas Plant stamps LIGHT volume with a dominant AIR pathway (84.9% air releases) across 3 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 27.7K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Panther Creek Processing Facility and Natrium Gas Plant.
Thompsonville Gas Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
28K lbs Top 29% higher than 71% 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
Thompsonville Gas Plant: n-Hexane-led volume
Among the 339 Natural Gas Processing facilities in this database, Thompsonville Gas Plant reports the 155th-largest volume (27.7K lbs). Its reported volume is concentrated rather than spread: n-Hexane alone is 70.0% of the total. Scale peers outside Texas include Panther Creek Processing Facility and Natrium Gas Plant.
Concentrated means ≥60% of Thompsonville Gas Plant's pounds in one chemical - here n-Hexane at 70.0%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Thompsonville Gas Plant's total reported releases rose from 12.9 thousand lb in 2022 to 14.8 thousand lb in 2023, based on EPA TRI filings.
- Thompsonville Gas Plant's off-site transfers rose from 1.1 thousand lb in 2022 to 3.1 thousand lb in 2023, based on EPA TRI filings.
Thompsonville Gas Plant Form-R facts
Compare this facility
See how Thompsonville Gas Plant stacks up against nearby facilities and the typical reporter.
56% less than the comparison
3.0× 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 Thompsonville Gas Plant releases toxic chemicals into the environment. Total: 27.7K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 16% (12.9K lbs to 14.8K lbs).
Thompsonville Gas Plant: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Thompsonville Gas Plant year-over-year reported totals (increased by 16% 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 | 12.9K lbs | 3 |
| 2023 | 14.8K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 1 of 3 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 19.4K lbs | - |
| Benzene | 7.5K lbs | Carcinogen |
| Diethanolamine | 760 lbs | - |
Thompsonville Gas Plant · AIR-pathway site
Nearest TRI Facilities to Thompsonville Gas Plant
Closest other reporters in Texas - including Laredo Border Patrol Sector HQ TX11589, Pilot Thomas Logistcs LLC - Laredo, Reladyne Sun Coast LLC, 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. Panther Creek Processing Facility, Natrium Gas Plant, Lonesome Creek Gas Plant.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Thompsonville Gas Plant on cumulative reported pounds (27.7K lbs) and distinct chemical count (3). Release-pound peers include Sherwin-Williams Co, Modern Welding Co of California, Honeywell International Inc. Chemical-count peers include Industrial C&s of Pr LLC Arecibo Plant, Island Litho Corp., Fenwal International Inc. 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 Enterprise Products Operating LLC Facilities
Same-parent TRI sites ranked by reported releases - including Enterprise Products Operating LLC, Chaco Gas Plant, East Storage / Splitter III Facility.
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, Diethanolamine; nearby reporters include Laredo Border Patrol Sector HQ TX11589. Thompsonville Gas Plant stamps LIGHT volume · AIR pathway · CARC-MID 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 Thompsonville Gas Plant TRI extract (LIGHT · AIR · CARC-MID · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Thompsonville Gas Plant totals are self-reported EPCRA §313 estimates for Mirando City, TX, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 0.7% of Webb TRI pounds in this extract. Nearest ABS peer: Sherwin-Williams Co (Δ 1 lbs). Pounds ≠ exposure.
Thompsonville Gas Plant stamps LIGHT volume · AIR pathway · CARC-MID · 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