EPA TRI Facility · Natural Gas Processing
Steamboat Processing Facility
Douglas, WY · Parent: Western Midstream Partners LP
- Total releases
- 1.0M lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Steamboat Processing Facility: how the 1.0M lbs splits
1.0M lbs across all reported pathways
- Off-site Transfers 980.9K lbs 98.0%
- Air Releases 19.7K lbs 2.0%
Steamboat Processing Facility's 1.0M lbs Form-R total is OFFSITE - off-site transfers is 98.0% of the bar. Next segment: air releases at 2.0%. 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.
HEAVY volume OFFSITE pathway TRACE-CARC
Steamboat Processing Facility is an EPA Toxics Release Inventory reporter in Douglas, WY, in the natural gas processing sector. It reported 606.2K lbs of releases across 4 chemicals in 2023, and 1.0M lbs in total across its 2022-2023 reporting years. That ranks 1,299 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. Steamboat Processing Facility is pounds #13 and chemical-count #38 at 1.0M 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: Bucking Horse Plant; Championx-Douglas 550; Douglas Gas Plant; Pacificorp Dave Johnston Plant. Similar-scale Natural Gas Processing peers outside Wyoming: Wildcat Gas Plant; Red Hills Gas Plant; Targa Mont Belvieu Complex; Chaco Gas Plant. Other Western Midstream Partners LP sites in this extract: Western Gas Resources Hilight Gas Plant; Latham Gas Plant; 50 Buttes; Ramsey Gas Plant. Largest disclosed chemicals by pounds: n-Hexane; Cyclohexane; Benzene; Ethylene glycol.
Steamboat Processing Facility stamps HEAVY volume with a dominant OFFSITE pathway (98.0% off-site transfers) across 4 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 1.0M 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.
Steamboat Processing Facility vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.0M 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
Steamboat Processing Facility: n-Hexane-led volume
Among the 339 Natural Gas Processing facilities in this database, Steamboat Processing Facility reports the 15th-largest volume, placing it in the top 4.4% of its sector. Its reported volume is concentrated rather than spread: n-Hexane alone is 98.3% of the total. Scale peers outside Wyoming include Wildcat Gas Plant and Red Hills Gas Plant.
Concentrated means ≥60% of Steamboat Processing Facility's pounds in one chemical - here n-Hexane at 98.3%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Steamboat Processing Facility's total reported releases rose from 394.4 thousand lb in 2022 to 606.2 thousand lb in 2023, based on EPA TRI filings.
- Steamboat Processing Facility's off-site transfers rose from 384.4 thousand lb in 2022 to 596.6 thousand lb in 2023, based on EPA TRI filings.
- Steamboat Processing Facility's air releases fell from 10.0 thousand lb in 2022 to 9.6 thousand lb in 2023, based on EPA TRI filings.
Steamboat Processing Facility Form-R facts
Compare this facility
See how Steamboat Processing Facility stacks up against nearby facilities and the typical reporter.
109.0× more than the comparison
20% 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 Steamboat Processing Facility releases toxic chemicals into the environment. Total: 1.0M lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 54% (394.4K lbs to 606.2K lbs).
Steamboat Processing Facility: annual Form-R pounds
HEAVY site · OFFSITE pathway · TRI years 2022–2023
- 2022 0
- 2023
What this shows Steamboat Processing Facility year-over-year reported totals (increased by 54% 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.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 394.4K lbs | 4 |
| 2023 | 606.2K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 983.4K lbs | - |
| Cyclohexane | 14.2K lbs | - |
| Benzene | 2.7K lbs | Carcinogen |
| Ethylene glycol | 252 lbs | - |
Steamboat Processing Facility · OFFSITE-pathway site
Nearest TRI Facilities to Steamboat Processing Facility
Closest other reporters in Wyoming - including Bucking Horse Plant, Championx-Douglas 550, Douglas Gas Plant, 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 Steamboat Processing Facility on cumulative reported pounds (1.0M lbs) and distinct chemical count (4). Release-pound peers include US Doe Idaho National Laboratory Site, Graymont (wi) Inc., Tyler Union. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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.
- US Doe Idaho National Laboratory Site Scoville, ID · Transportation Equipment 1.0M lbs reported
- Graymont (wi) Inc. Superior, WI · Nonmetallic Mineral Product 1.0M lbs reported
- Tyler Union Anniston, AL · Primary Metals 999.6K lbs reported
- Ottumwa Generating Station Ottumwa, IA · Electric Utilities 1.0M lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other Western Midstream Partners LP Facilities
Same-parent TRI sites ranked by reported releases - including Western Gas Resources Hilight Gas Plant, Latham Gas Plant, 50 Buttes.
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, Ethylene glycol; nearby reporters include Bucking Horse Plant. Steamboat Processing Facility stamps HEAVY volume · OFFSITE pathway · TRACE-CARC 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 Steamboat Processing Facility TRI extract (HEAVY · OFFSITE · TRACE-CARC · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Steamboat Processing Facility totals are self-reported EPCRA §313 estimates for Douglas, WY, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 10.9% of Converse TRI pounds in this extract. Nearest ABS peer: US Doe Idaho National Laboratory Site (Δ 376 lbs). Pounds ≠ exposure.
Steamboat Processing Facility stamps HEAVY volume · OFFSITE pathway · TRACE-CARC · 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