EPA TRI Facility · Natural Gas Processing
Blacks Fork Gas Plant
Granger, WY · Parent: Marathon Petroleum Corp
- Total releases
- 1.1M lbs
- Chemicals reported
- 9
- Carcinogens
- 2
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Blacks Fork Gas Plant: how the 1.1M lbs splits
1.1M lbs across all reported pathways
- Off-site Transfers 1.1M lbs 99.8%
- Air Releases 2.7K lbs 0.2%
Blacks Fork Gas Plant's 1.1M lbs Form-R total is OFFSITE - off-site transfers is 99.8% of the bar. Next segment: air releases at 0.2%. Leading chemical by pounds: Methanol.
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 OFFSITE pathway CARC-LEAN
Blacks Fork Gas Plant is an EPA Toxics Release Inventory reporter in Granger, WY, in the natural gas processing sector. It reported 870.7K lbs of releases across 7 chemicals in 2023, and 1.1M lbs in total across its 2022-2023 reporting years. That ranks 1,228 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Wyoming's 70 reporting TRI sites, pounds #1 is not chemical-count #1. Blacks Fork Gas Plant is pounds #12 and chemical-count #18 at 1.1M lbs. Dyno Nobel Inc-Cheyenne Plant leads reported pounds (27.1M lbs) at 8 chemicals (chemical-count #19). Hf Sinclair Parco Refining LLC leads chemical count at 36 chemicals (1.5M lbs, pounds #10). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Granger Gas Plant; Opal Gas Plant; Church & Dwight Co Inc; Pioneer Cryogenic Plant. Similar-scale Natural Gas Processing peers outside Wyoming: Wildcat Gas Plant; Red Hills Gas Plant; Targa Mont Belvieu Complex; Altamont Gas Plant-Kinder Morgan. Other Marathon Petroleum Corp sites in this extract: Blanchard Refining Co LLC; Marathon Petroleum Co LP; Marathon Mandan Refinery; Catlettsburg Refining LLC. Largest disclosed chemicals by pounds: Methanol; Ethylene glycol; Naphthalene; Xylene (mixed isomers).
Blacks Fork Gas Plant stamps HEAVY volume with a dominant OFFSITE pathway (99.8% off-site transfers) across 9 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 1.1M lbs (2022–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Wildcat Gas Plant and Red Hills Gas Plant.
Blacks Fork Gas Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.1M lbs Top 5% higher than 95% 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
Blacks Fork Gas Plant: Methanol-led volume
Among the 339 Natural Gas Processing facilities in this database, Blacks Fork Gas Plant reports the 14th-largest volume, placing it in the top 4.1% of its sector. Its reported volume is concentrated rather than spread: Methanol alone is 78.5% of the total. Scale peers outside Wyoming include Wildcat Gas Plant and Red Hills Gas Plant.
Concentrated means ≥60% of Blacks Fork Gas Plant's pounds in one chemical - here Methanol at 78.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Blacks Fork Gas Plant's total reported releases rose from 226.1 thousand lb in 2022 to 870.7 thousand lb in 2023, based on EPA TRI filings.
- Blacks Fork Gas Plant's off-site transfers rose from 224.7 thousand lb in 2022 to 869.4 thousand lb in 2023, based on EPA TRI filings.
- Blacks Fork Gas Plant's chemicals reported fell from 9 in 2022 to 7 in 2023, based on EPA TRI filings.
- Blacks Fork Gas Plant's air releases rose from 1.3 thousand lb in 2022 to 1.4 thousand lb in 2023, based on EPA TRI filings.
Blacks Fork Gas Plant Form-R facts
Compare this facility
See how Blacks Fork Gas Plant stacks up against nearby facilities and the typical reporter.
23.9× more than the comparison
80% 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 Blacks Fork Gas Plant releases toxic chemicals into the environment. Total: 1.1M lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 285% (226.1K lbs to 870.7K lbs).
Blacks Fork Gas Plant: annual Form-R pounds
HEAVY site · OFFSITE pathway · TRI years 2022–2023
- 2022 0
- 2023
What this shows Blacks Fork Gas Plant year-over-year reported totals (increased by 285% 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: Methanol.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 226.1K lbs | 9 |
| 2023 | 870.7K lbs | 7 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 2 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Methanol | 861.5K lbs | - |
| Ethylene glycol | 89.9K lbs | - |
| Naphthalene | 59.9K lbs | Carcinogen |
| Xylene (mixed isomers) | 32.8K lbs | - |
| Toluene | 18.8K lbs | - |
| 1,2,4-Trimethylbenzene | 15.0K lbs | - |
| Benzene | 10.1K lbs | Carcinogen |
| n-Hexane | 8.8K lbs | - |
| Cyclohexane | 0 lbs | - |
Blacks Fork Gas Plant · OFFSITE-pathway site
Nearest TRI Facilities to Blacks Fork Gas Plant
Closest other reporters in Wyoming - including Granger Gas Plant, Opal Gas Plant, Church & Dwight Co Inc, ordered by distance.
Showing 8 of 69 other reporting facilities in Wyoming.
Similar Natural Gas Processing Facilities
Other Natural Gas Processing facilities with similar total release volumes (±80%), outside Wyoming - e.g. Wildcat Gas Plant, Red Hills Gas Plant, Targa Mont Belvieu Complex.
Compare beyond Wyoming
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Blacks Fork Gas Plant on cumulative reported pounds (1.1M lbs) and distinct chemical count (9). Release-pound peers include Kincaid Power Station, The Goodyear Tire & Rubber Co, Ozark Mountain Technologies LLC DBA Lmi Aerospace. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia 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.
- Kincaid Power Station Kincaid, IL · Electric Utilities 1.1M lbs reported
- The Goodyear Tire & Rubber Co Tupelo, MS · Plastics and Rubber 1.1M lbs reported
- Ozark Mountain Technologies LLC DBA Lmi Aerospace Cuba, MO · Fabricated Metals 1.1M lbs reported
- Valero Refining Co - Tennessee L.L.C. Memphis, TN · Petroleum 1.1M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Viatris Pharmaceuticals LLC Barceloneta, PR · Chemicals 9 chemicals
- Prepa - San Juan Steam Plant Puerto Nuevo, PR · Electric Utilities 9 chemicals
- Solutia Inc Springfield, MA · Plastics and Rubber 9 chemicals
- O'Connell Oil Co Merrill Road Facility Pittsfield, MA · Petroleum Bulk Terminals 9 chemicals
Other Marathon Petroleum Corp Facilities
Same-parent TRI sites ranked by reported releases - including Blanchard Refining Co LLC, Marathon Petroleum Co LP, Marathon Mandan Refinery.
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 Methanol, Ethylene glycol, Naphthalene, Xylene (mixed isomers); nearby reporters include Granger Gas Plant. Blacks Fork Gas Plant stamps HEAVY volume · OFFSITE 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 Blacks Fork Gas Plant TRI extract (HEAVY · OFFSITE · CARC-LEAN · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Blacks Fork Gas Plant totals are self-reported EPCRA §313 estimates for Granger, WY, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 6.0% of Sweetwater TRI pounds in this extract. Nearest ABS peer: Kincaid Power Station (Δ 1.4K lbs). Pounds ≠ exposure.
Blacks Fork Gas Plant stamps HEAVY volume · OFFSITE pathway · CARC-LEAN · lead Methanol. 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