EPA TRI Facility · Natural Gas Processing
Monument Gas Plant
Monument, NM · Parent: Targa Resources Corp
- Total releases
- 4.8M lbs
- Chemicals reported
- 10
- Carcinogens
- 2
- Primary pathway
- Land Disposal
LAND Form-R mix
Monument Gas Plant: how the 4.8M lbs splits
4.8M lbs across all reported pathways
- Land Disposal 4.8M lbs 99.9%
- Air Releases 3.9K lbs 0.1%
- Off-site Transfers 100 lbs <0.1%
Monument Gas Plant's 4.8M lbs Form-R total is LAND - land disposal is 99.9% of the bar. Next segment: air releases at 0.1%. Leading chemical by pounds: Hydrogen sulfide.
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 LAND pathway CARC-LEAN
Monument Gas Plant is an EPA Toxics Release Inventory reporter in Monument, NM, in the natural gas processing sector. It reported 4.7M lbs of releases across 10 chemicals in 2023, and 4.8M lbs in total across its 2022-2023 reporting years. That ranks 443 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. Monument Gas Plant is pounds #9 and chemical-count #15 at 4.8M 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 rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Linam Ranch Plant; Eunice Plant; Coastal Chemical Co. LLC; Occidental - North Hobbs Unit Rcf & Wib. Similar-scale Natural Gas Processing peers outside New Mexico: Oneok Hydrocarbon LP - Bushton Complex; Bluebell Gas Plant; Altamont Gas Plant-Kinder Morgan; Blacks Fork Gas Plant. Other Targa Resources Corp sites in this extract: Sand Hills Gas Plant; Midway Gas Plant; Eunice Gas Plant; Wildcat Gas Plant. Largest disclosed chemicals by pounds: Hydrogen sulfide; n-Hexane; Benzene; Toluene.
Monument Gas Plant stamps HEAVY volume with a dominant LAND pathway (99.9% land disposal) across 10 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 4.8M lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Oneok Hydrocarbon LP - Bushton Complex and Bluebell Gas Plant.
Monument Gas Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
4.8M lbs Top 2% higher than 98% 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
Monument Gas Plant: Hydrogen sulfide-led volume
Among the 339 Natural Gas Processing facilities in this database, Monument Gas Plant reports the 11th-largest volume, placing it in the top 3.2% of its sector. Its reported volume is concentrated rather than spread: Hydrogen sulfide alone is 91.3% of the total. Scale peers outside New Mexico include Oneok Hydrocarbon LP - Bushton Complex and Bluebell Gas Plant.
Concentrated means ≥60% of Monument Gas Plant's pounds in one chemical - here Hydrogen sulfide at 91.3%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Monument Gas Plant's total reported releases rose from 166.2 thousand lb in 2022 to 4.7 million lb in 2023, based on EPA TRI filings.
- Monument Gas Plant's land releases rose from 165.1 thousand lb in 2022 to 4.7 million lb in 2023, based on EPA TRI filings.
- Monument Gas Plant's air releases rose from 1.0 thousand lb in 2022 to 2.9 thousand lb in 2023, based on EPA TRI filings.
- Monument Gas Plant's off-site transfers fell from 100 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
Monument Gas Plant Form-R facts
Compare this facility
See how Monument Gas Plant stacks up against nearby facilities and the typical reporter.
749.5× more than the comparison
2.0× 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 Monument Gas Plant releases toxic chemicals into the environment. Total: 4.8M lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 2700% (166.2K lbs to 4.7M lbs).
Monument Gas Plant: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2022–2023
- 2022 0
- 2023
What this shows Monument Gas Plant year-over-year reported totals (increased by 2700% 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: Hydrogen sulfide.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 166.2K lbs | 8 |
| 2023 | 4.7M lbs | 10 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 2 of 10 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Hydrogen sulfide | 4.4M lbs | - |
| n-Hexane | 251.8K lbs | - |
| Benzene | 81.9K lbs | Carcinogen |
| Toluene | 67.5K lbs | - |
| Ethylbenzene | 9.4K lbs | Carcinogen |
| Cyclohexane | 6.3K lbs | - |
| Xylene (mixed isomers) | 198 lbs | - |
| Diethanolamine | 0 lbs | - |
| Methanol | 0 lbs | - |
| 1,2,4-Trimethylbenzene | 0 lbs | - |
Monument Gas Plant · LAND-pathway site
Nearest TRI Facilities to Monument Gas Plant
Closest other reporters in New Mexico - including Linam Ranch Plant, Eunice Plant, Coastal Chemical Co. LLC, ordered by distance.
Showing 8 of 96 other reporting facilities in New Mexico.
Similar Natural Gas Processing Facilities
Other Natural Gas Processing facilities with similar total release volumes (±80%), outside New Mexico - e.g. Oneok Hydrocarbon LP - Bushton Complex, Bluebell Gas Plant, Altamont Gas Plant-Kinder Morgan.
Compare beyond New Mexico
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Monument Gas Plant on cumulative reported pounds (4.8M lbs) and distinct chemical count (10). Release-pound peers include Adm, Freeport-McMoran Safford Inc, Chevron Phillips Chemical Co LP. Chemical-count peers include Harris Paints Corp., Saint Thomas Bulk Terminal, Total Guaynabo Bulk Terminal. 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 Targa Resources Corp Facilities
Same-parent TRI sites ranked by reported releases - including Sand Hills Gas Plant, Midway Gas Plant, Eunice Gas Plant.
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 Hydrogen sulfide, n-Hexane, Benzene, Toluene; nearby reporters include Linam Ranch Plant. Monument Gas Plant stamps HEAVY volume · LAND 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 Monument Gas Plant TRI extract (HEAVY · LAND · CARC-LEAN · lead Hydrogen sulfide) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Monument Gas Plant totals are self-reported EPCRA §313 estimates for Monument, NM, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 2.6% of Lea TRI pounds in this extract. Nearest ABS peer: Adm (Δ 2.1K lbs). Pounds ≠ exposure.
Monument Gas Plant stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Hydrogen sulfide. 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