EPA TRI Facility · Natural Gas Processing

Williams Mobile Bay Gas Processing Facility

Coden, AL · Parent: The Williams Cos

Total releases
32.3K lbs
Chemicals reported
2
Carcinogens
1
Primary pathway
Air Releases

AIR Form-R mix

Williams Mobile Bay Gas Processing Facility: how the 32.3K lbs splits

32.3K lbs across all reported pathways

  • Air Releases 32.3K lbs 100.0%
  • Off-site Transfers 7 lbs <0.1%

Williams Mobile Bay Gas Processing Facility's 32.3K lbs Form-R total is AIR - air releases is 100.0% of the bar. Next segment: off-site transfers at <0.1%. 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

Williams Mobile Bay Gas Processing Facility is an EPA Toxics Release Inventory reporter in Coden, AL, in the natural gas processing sector. It reported 16.4K lbs of releases across 2 chemicals in 2023, and 32.3K lbs in total across its 2022-2023 reporting years. That ranks 7,129 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Alabama's 559 reporting TRI sites, Chemical Waste Management leads both reported pounds (95.6M lbs) and chemical count (98 chemicals). The two rankings do not invert in this pool. Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Mobile Bay Gas Plant; W&t Offshore Inc.; Basf Trilon M; Skw Quab Chemicals. Similar-scale Natural Gas Processing peers outside Alabama: Bear Creek Gas Plant; Cowtown Gas Processing Plant; Vermillion Gas Plant; Aux Sable Liquid Products Inc. Other The Williams Cos sites in this extract: Mid-Continent Fractionation & Storage Conway Fra; Echo Springs Gas Plant; Opal Gas Plant; Discovery Producer Services:larose Cryogenic Plant. Largest disclosed chemicals by pounds: n-Hexane; Benzene.

View saved records
Verify at EPA TRI →

Williams Mobile Bay Gas Processing Facility stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 32.3K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Bear Creek Gas Plant and Cowtown Gas Processing Plant.

#7,129 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Williams Mobile Bay Gas Processing Facility vs. every reporting TRI facility

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

32K lbs Top 27% higher than 73% 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

Williams Mobile Bay Gas Processing Facility: n-Hexane-led volume

Among the 339 Natural Gas Processing facilities in this database, Williams Mobile Bay Gas Processing Facility reports the 139th-largest volume (32.3K lbs). Its reported volume is concentrated rather than spread: n-Hexane alone is 95.4% of the total. Scale peers outside Alabama include Bear Creek Gas Plant and Cowtown Gas Processing Plant.

Concentrated means ≥60% of Williams Mobile Bay Gas Processing Facility's pounds in one chemical - here n-Hexane at 95.4%. Not a toxicity score.

Annual disclosure change

What changed: EPA TRI 2023 reporting year

2022 → 2023
  • Williams Mobile Bay Gas Processing Facility's total reported releases rose from 15.9 thousand lb in 2022 to 16.4 thousand lb in 2023, based on EPA TRI filings.
  • Williams Mobile Bay Gas Processing Facility's chemicals reported rose from 1 in 2022 to 2 in 2023, based on EPA TRI filings.
  • Williams Mobile Bay Gas Processing Facility's air releases rose from 15.9 thousand lb in 2022 to 16.4 thousand lb in 2023, based on EPA TRI filings.

Williams Mobile Bay Gas Processing Facility Form-R facts

Sector
Natural Gas Processing
LIGHT volume
32.3K lbs
AIR pathway
Air Releases
CARC-LEAN chem count
2 · 1 carc.
Lead chemical
n-Hexane

Compare this facility

See how Williams Mobile Bay Gas Processing Facility stacks up against nearby facilities and the typical reporter.

Total reported releases
Williams Mobile Bay Gas Processing Facility
32.3K lbs
Mobile Bay Gas Plant
422 lbs

76.6× more than the comparison

Chemicals reported
Williams Mobile Bay Gas Processing Facility
2
Mobile Bay Gas Plant
5

60% 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 Williams Mobile Bay Gas Processing Facility releases toxic chemicals into the environment. Total: 32.3K lbs.

Air Releases 32.3K lbs (100.0%)
Off-site Transfers 7 lbs (<0.1%)
View 2-Year Emissions Trend →

Emissions Trend Summary

From 2022 to 2023, total releases increased by 3% (15.9K lbs to 16.4K lbs).

Williams Mobile Bay Gas Processing Facility: annual Form-R pounds

LIGHT site · AIR pathway · TRI years 2022–2023

million lbs

What this shows Williams Mobile Bay Gas Processing Facility year-over-year reported totals (increased by 3% 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 15.9K lbs 1
2023 16.4K lbs 2

Chemical Releases

Aggregated across all reporting years (2022–2023). 1 of 2 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
n-Hexane 30.8K lbs -
Benzene 1.5K lbs Carcinogen

Williams Mobile Bay Gas Processing Facility · AIR-pathway site

Coden, AL
30.3991, -88.1776
County TRI context
Mobile · 0.1% of county pounds
Parent company
The Williams Cos

Compare beyond Alabama

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Williams Mobile Bay Gas Processing Facility on cumulative reported pounds (32.3K lbs) and distinct chemical count (2). Release-pound peers include Skyline Steel Llc-Newton, Zalk Steel & Supply Co, Ineos Composites US LLC. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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, Benzene; nearby reporters include Mobile Bay Gas Plant. Williams Mobile Bay Gas Processing Facility 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 Williams Mobile Bay Gas Processing Facility TRI extract (LIGHT · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Williams Mobile Bay Gas Processing Facility totals are self-reported EPCRA §313 estimates for Coden, AL, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 0.1% of Mobile TRI pounds in this extract. Nearest ABS peer: Skyline Steel Llc-Newton (Δ 7 lbs). Pounds ≠ exposure.

Williams Mobile Bay Gas Processing Facility 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