EPA TRI Facility · Natural Gas Processing

Hobbs Fractionation Plant

Seminole, TX · Parent: Enterprise Terminals & Storage LLC

Total releases
4.3K lbs
Chemicals reported
5
Carcinogens
2
Primary pathway
Air Releases

AIR Form-R mix

Hobbs Fractionation Plant: how the 4.3K lbs splits

4.3K lbs across all reported pathways

  • Air Releases 4.1K lbs 93.9%
  • Off-site Transfers 263 lbs 6.1%

Hobbs Fractionation Plant's 4.3K lbs Form-R total is AIR - air releases is 93.9% of the bar. Next segment: off-site transfers at 6.1%. 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-LEAN

Hobbs Fractionation Plant is an EPA Toxics Release Inventory reporter in Seminole, TX, in the natural gas processing sector. It reported 3.2K lbs of releases across 5 chemicals in 2023, and 4.3K lbs in total across its 2022-2023 reporting years. That ranks 11,460 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. Hobbs Fractionation Plant is pounds #1097 and chemical-count #694 at 4.3K 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: Thomas Petroleum LLC Seminole; Hess Seminole Gas Processing Plant; Oxy Permian - Denver Unit CO2 Recovery Plant; Multi-Chem Group Denver City Tx Facility. Similar-scale Natural Gas Processing peers outside Texas: Enterprise Gas Processing LLC - Neptune Gas Plant; Smithburg Gas Plant; Keenesburg Gas Plant; Hopedale Fractionating Facility. Largest disclosed chemicals by pounds: n-Hexane; Cyclohexane; Benzene; Toluene.

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Hobbs Fractionation Plant stamps LIGHT volume with a dominant AIR pathway (93.9% air releases) across 5 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 4.3K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Enterprise Gas Processing LLC - Neptune Gas Plant and Smithburg Gas Plant.

#11,460 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Hobbs Fractionation Plant vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

4.3K lbs Top 44% higher than 56% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Hobbs Fractionation Plant in the Natural Gas Processing sector extract

Among the 339 Natural Gas Processing facilities in this database, Hobbs Fractionation Plant reports the 276th-largest volume (4.3K lbs). Scale peers outside Texas include Enterprise Gas Processing LLC - Neptune Gas Plant and Smithburg Gas Plant.

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

2022 → 2023
  • Hobbs Fractionation Plant's total reported releases rose from 1.1 thousand lb in 2022 to 3.2 thousand lb in 2023, based on EPA TRI filings.
  • Hobbs Fractionation Plant's air releases rose from 1.0 thousand lb in 2022 to 3.1 thousand lb in 2023, based on EPA TRI filings.
  • Hobbs Fractionation Plant's off-site transfers rose from 111 lb in 2022 to 152 lb in 2023, based on EPA TRI filings.
  • Hobbs Fractionation Plant's chemicals reported rose from 4 in 2022 to 5 in 2023, based on EPA TRI filings.

Hobbs Fractionation Plant Form-R facts

Sector
Natural Gas Processing
LIGHT volume
4.3K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
5 · 2 carc.
Lead chemical
n-Hexane

Compare this facility

See how Hobbs Fractionation Plant stacks up against nearby facilities and the typical reporter.

Total reported releases
Hobbs Fractionation Plant
4.3K lbs
Thomas Petroleum LLC Seminole
88 lbs

48.9× more than the comparison

Chemicals reported
Hobbs Fractionation Plant
5
Thomas Petroleum LLC Seminole
10

50% 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 Hobbs Fractionation Plant releases toxic chemicals into the environment. Total: 4.3K lbs.

Air Releases 4.1K lbs (93.9%)
Off-site Transfers 263 lbs (6.1%)
View 2-Year Emissions Trend →

Emissions Trend Summary

From 2022 to 2023, total releases increased by 188% (1.1K lbs to 3.2K lbs).

Hobbs Fractionation Plant: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2022–2023

million lbs

What this shows Hobbs Fractionation Plant year-over-year reported totals (increased by 188% 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.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2022 1.1K lbs 4
2023 3.2K lbs 5

Chemical Releases

Aggregated across all reporting years (2022–2023). 2 of 5 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
n-Hexane 2.3K lbs -
Cyclohexane 1.1K lbs -
Benzene 462 lbs Carcinogen
Toluene 379 lbs -
Ethylbenzene 154 lbs Carcinogen

Hobbs Fractionation Plant · AIR-pathway site

Seminole, TX
32.7564, -102.9497
County TRI context
Gaines · 7.0% of county pounds
Parent company
Enterprise Terminals & Storage LLC

Compare beyond Texas

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Hobbs Fractionation Plant on cumulative reported pounds (4.3K lbs) and distinct chemical count (5). Release-pound peers include Alpha Precision Group Sintered Metals, Behr Process LLC - Atlanta, General Electric Aviation. Chemical-count peers include Abbvie Ltd, Lilly del Caribe Inc Carolin A, Baxter Healthcare of Puerto Rico LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.

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 Thomas Petroleum LLC Seminole. Hobbs Fractionation 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 Hobbs Fractionation 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.

Hobbs Fractionation Plant totals are self-reported EPCRA §313 estimates for Seminole, TX, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 7.0% of Gaines TRI pounds in this extract. Nearest ABS peer: Alpha Precision Group Sintered Metals (Δ 1 lbs). Pounds ≠ exposure.

Hobbs Fractionation 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