EPA TRI Facility · Chemicals
Gowan Milling LLC
Yuma, AZ
- Total releases
- 2.3K lbs
- Chemicals reported
- 31
- Carcinogens
- 5
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Gowan Milling LLC: how the 2.3K lbs splits
2.3K lbs across all reported pathways
- Off-site Transfers 2.3K lbs 100.0%
Gowan Milling LLC's 2.3K lbs Form-R total is OFFSITE - off-site transfers is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Zinc compounds.
LIGHT volume OFFSITE pathway CLEAN
Gowan Milling LLC is an EPA Toxics Release Inventory reporter in Yuma, AZ, in the chemicals sector. It reported 2.3K lbs of releases across 31 chemicals, summed over every year it filed. That ranks 12,574 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. Gowan Milling LLC is pounds #148 and chemical-count #2 at 2.3K 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: Michael Foods Inc.; US Army Garrison Yuma Proving Ground; U.S. Marine Corps Air Station Yuma; Centurion Medical Products. Similar-scale Chemicals peers outside Arizona: Liquidpower Specialty Products Inc.; The Pittsburgh Paints Co.; Royal Oak Enterprises-Crossville; Noramco Coventry LLC. Largest disclosed chemicals by pounds: Zinc compounds; Manganese compounds; Acephate; Bifenthrin.
Gowan Milling LLC stamps LIGHT volume with a dominant OFFSITE pathway (100.0% off-site transfers) across 31 chemicals · 5 carcinogen-classified. Cumulative Form-R extract: 2.3K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Liquidpower Specialty Products Inc. and The Pittsburgh Paints Co..
Gowan Milling LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
2.3K lbs Top 48% higher than 52% 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
Gowan Milling LLC: Zinc compounds-led volume
Among the 3,917 Chemicals facilities in this database, Gowan Milling LLC reports the 2,604th-largest volume (2.3K lbs). Its reported volume is concentrated rather than spread: Zinc compounds alone is 77.8% of the total. Scale peers outside Arizona include Liquidpower Specialty Products Inc. and The Pittsburgh Paints Co..
Concentrated means ≥60% of Gowan Milling LLC's pounds in one chemical - here Zinc compounds at 77.8%. Not a toxicity score.
Gowan Milling LLC Form-R facts
Compare this facility
See how Gowan Milling LLC stacks up against nearby facilities and the typical reporter.
53% less than the comparison
15.5× 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 Gowan Milling LLC releases toxic chemicals into the environment. Total: 2.3K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 100% (1.1K lbs to 0 lbs).
Gowan Milling LLC: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Gowan Milling LLC year-over-year reported totals (decreased by 100% from 2019 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: Zinc compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.1K lbs | 18 |
| 2020 | 1.2K lbs | 15 |
| 2021 | 0 lbs | 20 |
| 2022 | 0 lbs | 19 |
| 2023 | 0 lbs | 26 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 5 of 31 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Zinc compounds | 1.8K lbs | - |
| Manganese compounds | 509 lbs | - |
| Acephate | 0 lbs | - |
| Bifenthrin | 0 lbs | - |
| Chlorothalonil | 0 lbs | Carcinogen |
| Captan | 0 lbs | - |
| Thiophanate-methyl | 0 lbs | - |
| Chlorpyrifos-methyl | 0 lbs | - |
| Copper | 0 lbs | - |
| Cyfluthrin | 0 lbs | - |
| Cyhalothrin | 0 lbs | - |
| Diazinon | 0 lbs | Carcinogen |
| Dichloran | 0 lbs | - |
| Diflubenzuron | 0 lbs | - |
| Dodine | 0 lbs | - |
| Ethylene thiourea | 0 lbs | Carcinogen |
| Fenbutatin oxide | 0 lbs | - |
| Malathion | 0 lbs | Carcinogen |
| Manganese | 0 lbs | - |
| Myclobutanil | 0 lbs | - |
| Methiocarb | 0 lbs | - |
| Permethrin | 0 lbs | - |
| Propargite | 0 lbs | - |
| Propiconazole | 0 lbs | - |
| Thiabendazole | 0 lbs | - |
| Triphenyltin hydroxide | 0 lbs | - |
| Zinc (fume or dust) | 0 lbs | - |
| Naphthalene | 0 lbs | Carcinogen |
| 1,2,4-Trimethylbenzene | 0 lbs | - |
| Copper compounds | 0 lbs | - |
| Manganese And Manganese Compounds | 0 lbs | - |
Gowan Milling LLC · OFFSITE-pathway site
Nearest TRI Facilities to Gowan Milling LLC
Closest other reporters in Arizona - including Michael Foods Inc., US Army Garrison Yuma Proving Ground, U.S. Marine Corps Air Station Yuma, ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Arizona - e.g. Liquidpower Specialty Products Inc., The Pittsburgh Paints Co., Royal Oak Enterprises-Crossville.
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Gowan Milling LLC on cumulative reported pounds (2.3K lbs) and distinct chemical count (31). Release-pound peers include Canute Gas Processing Plant, Mpi - Wis Fineblanking Div, Petroleum Products Supply LLC. Chemical-count peers include Sappi N.a. Inc. - Somerset Operations, Mount Storm Power Station, Duke Energy Florida Llc-Crystal River Power Plant. 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.
- Canute Gas Processing Plant Canute, OK · Natural Gas Processing 2.3K lbs reported
- Mpi - Wis Fineblanking Div Deerfield, WI · Transportation Equipment 2.3K lbs reported
- Petroleum Products Supply LLC Guaynabo, PR · Petroleum 2.3K lbs reported
- Metalplate Galvanizing LP Jacksonville, FL · Fabricated Metals 2.3K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Sappi N.a. Inc. - Somerset Operations Skowhegan, ME · Paper 31 chemicals
- Mount Storm Power Station Mount Storm, WV · Electric Utilities 31 chemicals
- Duke Energy Florida Llc-Crystal River Power Plant Crystal River, FL · Electric Utilities 31 chemicals
- Indorama Ventures Decatur, AL · Chemicals 31 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 Zinc compounds, Manganese compounds, Acephate, Bifenthrin; nearby reporters include Michael Foods Inc.. Gowan Milling LLC stamps LIGHT volume · OFFSITE 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 Gowan Milling LLC TRI extract (LIGHT · OFFSITE · CLEAN · lead Zinc compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Gowan Milling LLC totals are self-reported EPCRA §313 estimates for Yuma, AZ, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325320 · Chemicals. 0.7% of Yuma TRI pounds in this extract. Nearest ABS peer: Canute Gas Processing Plant (Δ 1 lbs). Pounds ≠ exposure.
Gowan Milling LLC stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Zinc compounds. 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