EPA TRI Facility · Petroleum Bulk Terminals
Western States Petroleum
Phoenix, AZ
- Total releases
- 3.7K lbs
- Chemicals reported
- 9
- Carcinogens
- 2
- Primary pathway
- Air Releases
AIR Form-R mix
Western States Petroleum: how the 3.7K lbs splits
3.7K lbs across all reported pathways
- Air Releases 3.7K lbs 100.0%
Western States Petroleum's 3.7K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Methanol.
LIGHT volume AIR pathway CLEAN
Western States Petroleum is an EPA Toxics Release Inventory reporter in Phoenix, AZ, in the petroleum bulk terminals sector. It reported 501 lbs of releases across 7 chemicals in 2022, and 3.7K lbs in total across its 2019-2022 reporting years. That ranks 11,708 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Arizona's 288 reporting TRI sites, pounds #1 is not chemical-count #1. Western States Petroleum is pounds #133 and chemical-count #36 at 3.7K lbs. Freeport-McMoran Miami Inc leads reported pounds (129.3M lbs) at 17 chemicals (chemical-count #10). Freeport-McMoran Morenci Inc leads chemical count at 33 chemicals (36.9M lbs, pounds #4). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Schuff Steel Co Phoenix; Esco Phoenix; Chemresearch Co. Inc.; Pas Technologies (phoenix). Similar-scale Petroleum Bulk Terminals peers outside Arizona: Sun Coast Resources LLC; Exxon Mobil Corp South Houston Terminal; Pilot Thomas Logistcis LLC - Tyler; Mplx Terminals LLC - Youngstown Oh Terminal. Largest disclosed chemicals by pounds: Methanol; Lead compounds; Lead And Lead Compounds; 1,2,4-Trimethylbenzene.
Western States Petroleum stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 9 chemicals · 2 carcinogen-classified. Cumulative Form-R extract: 3.7K lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Sun Coast Resources LLC and Exxon Mobil Corp South Houston Terminal.
Western States Petroleum vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.7K lbs Top 45% higher than 55% 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
Western States Petroleum: Methanol-led volume
Among the 695 Petroleum Bulk Terminals facilities in this database, Western States Petroleum reports the 300th-largest volume (3.7K lbs). Its reported volume is concentrated rather than spread: Methanol alone is more than 99.9% of the total. Scale peers outside Arizona include Sun Coast Resources LLC and Exxon Mobil Corp South Houston Terminal.
Concentrated means ≥60% of Western States Petroleum's pounds in one chemical - here Methanol at more than 99.9%. Not a toxicity score.
Western States Petroleum Form-R facts
Compare this facility
See how Western States Petroleum stacks up against nearby facilities and the typical reporter.
6.5× more than the comparison
2.3× 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 Western States Petroleum releases toxic chemicals into the environment. Total: 3.7K lbs.
Emissions Trend Summary
Western States Petroleum: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2022
- 2019 0
- 2020 0
- 2021 0
- 2022 0
What this shows Western States Petroleum year-over-year reported totals. 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 |
|---|---|---|
| 2019 | 0 lbs | 8 |
| 2020 | 1.3K lbs | 8 |
| 2021 | 2.0K lbs | 7 |
| 2022 | 501 lbs | 7 |
Chemical Releases
Aggregated across all reporting years (2019–2022). 2 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Methanol | 3.7K lbs | - |
| Lead compounds | 1 lbs | - |
| Lead And Lead Compounds | 1 lbs | - |
| 1,2,4-Trimethylbenzene | 0 lbs | - |
| Benzene | 0 lbs | Carcinogen |
| Ethylbenzene | 0 lbs | Carcinogen |
| n-Hexane | 0 lbs | - |
| Xylene (mixed isomers) | 0 lbs | - |
| Toluene | 0 lbs | - |
Western States Petroleum · AIR-pathway site
Nearest TRI Facilities to Western States Petroleum
Closest other reporters in Arizona - including Schuff Steel Co Phoenix, Esco Phoenix, Chemresearch Co. Inc., ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Petroleum Bulk Terminals Facilities
Other Petroleum Bulk Terminals facilities with similar total release volumes (±80%), outside Arizona - e.g. Sun Coast Resources LLC, Exxon Mobil Corp South Houston Terminal, Pilot Thomas Logistcis LLC - Tyler.
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Western States Petroleum on cumulative reported pounds (3.7K lbs) and distinct chemical count (9). Release-pound peers include Allegheny Coatings, McRae Footwear: Troy, Eastern Minerals Inc. 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.
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
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, Lead compounds, Lead And Lead Compounds, 1,2,4-Trimethylbenzene; nearby reporters include Schuff Steel Co Phoenix. Western States Petroleum stamps LIGHT volume · AIR pathway · CLEAN 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 Western States Petroleum TRI extract (LIGHT · AIR · CLEAN · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Western States Petroleum totals are self-reported EPCRA §313 estimates for Phoenix, AZ, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 424710 · Petroleum Bulk Terminals. 0.0% of Maricopa TRI pounds in this extract. Nearest ABS peer: Allegheny Coatings (Δ 0 lbs). Pounds ≠ exposure.
Western States Petroleum stamps LIGHT volume · AIR pathway · CLEAN · 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