EPA TRI Facility · Natural Gas Processing

Marlan Gas Plant

Carlsbad, NM · Parent: Pronto Midstream LLC

Total releases
39.7K lbs
Chemicals reported
6
Carcinogens
2
Primary pathway
Off-site Transfers

OFFSITE Form-R mix

Marlan Gas Plant: how the 39.7K lbs splits

39.7K lbs across all reported pathways

  • Off-site Transfers 30.8K lbs 77.5%
  • Air Releases 8.9K lbs 22.5%

Marlan Gas Plant's 39.7K lbs Form-R total is OFFSITE - off-site transfers is 77.5% of the bar. Next segment: air releases at 22.5%. 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 OFFSITE pathway CARC-MID

Marlan Gas Plant is an EPA Toxics Release Inventory reporter in Carlsbad, NM, in the natural gas processing sector. It reported 7.9K lbs of releases across 6 chemicals in 2023, and 39.7K lbs in total across its 2022-2023 reporting years. That ranks 6,673 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In New Mexico's 97 reporting TRI sites, pounds #1 is not chemical-count #1. Marlan Gas Plant is pounds #40 and chemical-count #37 at 39.7K lbs. Dark Horse Treating Facility leads reported pounds (131.3M lbs) at 1 chemicals (chemical-count #82). Hollyfrontier Navajo Refining LLC - Artesia Refinery leads chemical count at 32 chemicals (1.2M lbs, pounds #14). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Zia II Gas Plant; Dkl Libby Gas Plant; Maljamar Gas Processing Plant; Enterprise Products - Chaparral Gas Plant. Similar-scale Natural Gas Processing peers outside New Mexico: Platte Valley Gas Processing Plant; Lightburn Extraction Plant; Riptide Plant; Lobo Processing Plant. Largest disclosed chemicals by pounds: n-Hexane; Benzene; Toluene; Xylene (mixed isomers).

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Marlan Gas Plant stamps LIGHT volume with a dominant OFFSITE pathway (77.5% off-site transfers) across 6 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 39.7K lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Platte Valley Gas Processing Plant and Lightburn Extraction Plant.

#6,673 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Marlan Gas Plant vs. every reporting TRI facility

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

40K lbs Top 26% higher than 74% 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

Marlan Gas Plant in the Natural Gas Processing sector extract

Among the 339 Natural Gas Processing facilities in this database, Marlan Gas Plant reports the 125th-largest volume (39.7K lbs). Scale peers outside New Mexico include Platte Valley Gas Processing Plant and Lightburn Extraction 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
  • Marlan Gas Plant's total reported releases fell from 31.8 thousand lb in 2022 to 7.9 thousand lb in 2023, based on EPA TRI filings.
  • Marlan Gas Plant's air releases rose from 2.3 thousand lb in 2022 to 6.7 thousand lb in 2023, based on EPA TRI filings.
  • Marlan Gas Plant's off-site transfers fell from 29.5 thousand lb in 2022 to 1.3 thousand lb in 2023, based on EPA TRI filings.

Marlan Gas Plant Form-R facts

Sector
Natural Gas Processing
LIGHT volume
39.7K lbs
OFFSITE pathway
Off-site Transfers
CARC-MID chem count
6 · 2 carc.
Lead chemical
n-Hexane

Compare this facility

See how Marlan Gas Plant stacks up against nearby facilities and the typical reporter.

Total reported releases
Marlan Gas Plant
39.7K lbs
Zia II Gas Plant
126.2K lbs

69% less than the comparison

Chemicals reported
Marlan Gas Plant
6
Zia II Gas Plant
8

25% 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 Marlan Gas Plant releases toxic chemicals into the environment. Total: 39.7K lbs.

Off-site Transfers 30.8K lbs (77.5%)
Air Releases 8.9K lbs (22.5%)
View 2-Year Emissions Trend →

Emissions Trend Summary

From 2022 to 2023, total releases decreased by 75% (31.8K lbs to 7.9K lbs).

Marlan Gas Plant: annual Form-R pounds

LIGHT site · OFFSITE pathway · TRI years 2022–2023

million lbs

What this shows Marlan Gas Plant year-over-year reported totals (decreased by 75% 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 31.8K lbs 6
2023 7.9K lbs 6

Chemical Releases

Aggregated across all reporting years (2022–2023). 2 of 6 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
n-Hexane 19.8K lbs -
Benzene 12.1K lbs Carcinogen
Toluene 4.5K lbs -
Xylene (mixed isomers) 1.5K lbs -
Ethylbenzene 1.0K lbs Carcinogen
Methanol 750 lbs -

Marlan Gas Plant · OFFSITE-pathway site

Carlsbad, NM
32.5476, -103.8203
County TRI context
Eddy · 0.2% of county pounds
Parent company
Pronto Midstream LLC

Compare beyond New Mexico

Nationwide peers by reported pounds & chemical count

Cross-state TRI reporters nearest Marlan Gas Plant on cumulative reported pounds (39.7K lbs) and distinct chemical count (6). Release-pound peers include Cornellcookson, Sharretts Plating Co Inc, Vehicle Service Group. Chemical-count peers include Eaton Intelligent Power Ltd, Leoni Wire Inc, Turf Care Supply-Hatfield Plant. 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, Toluene, Xylene (mixed isomers); nearby reporters include Zia II Gas Plant. Marlan Gas Plant stamps LIGHT volume · OFFSITE 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 Marlan Gas Plant TRI extract (LIGHT · OFFSITE · CARC-MID · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Marlan Gas Plant totals are self-reported EPCRA §313 estimates for Carlsbad, NM, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 0.2% of Eddy TRI pounds in this extract. Nearest ABS peer: Cornellcookson (Δ 2 lbs). Pounds ≠ exposure.

Marlan Gas Plant stamps LIGHT volume · OFFSITE 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