EPA TRI Facility · Primary Metals

Pimalco (a Wholly-Owned Subsidiary of Arconic)

Chandler, AZ · Parent: Arconic Inc

Total releases
378 lbs
Chemicals reported
2
Carcinogens
1
Primary pathway
Air Releases

MIXED Form-R mix

Pimalco (a Wholly-Owned Subsidiary of Arconic): how the 378 lbs splits

378 lbs across all reported pathways

  • Air Releases 243 lbs 64.3%
  • Water Discharges 86 lbs 22.8%
  • Land Disposal 36 lbs 9.4%
  • Off-site Transfers 13 lbs 3.4%

Pimalco (a Wholly-Owned Subsidiary of Arconic)'s 378 lbs Form-R total is MIXED - air releases is 64.3% of the bar. Next segment: water discharges at 22.8%. Leading chemical by pounds: Copper.

TRACE volume MIXED pathway CARC-LEAN

Pimalco (a Wholly-Owned Subsidiary of Arconic) is an EPA Toxics Release Inventory reporter in Chandler, AZ, in the primary metals sector. It reported 109 lbs of releases across 2 chemicals in 2020, and 378 lbs in total across its 2019-2020 reporting years. That ranks 15,132 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. Pimalco (a Wholly-Owned Subsidiary of Arconic) is pounds #187 and chemical-count #167 at 378 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: Radius Aerospace - Phoenix Inc.; Kaiser Aluminum Fabricated Products LLC; Kaiser Aluminum Alexco LLC; Superlite Block Inc. Similar-scale Primary Metals peers outside Arizona: Premier Aluminum LLC; Universal Electric Foundry Inc; Rec Solar Grade Silicon; Atlas Tube Inc. - Blytheville Plant. Other Arconic Inc sites in this extract: Alcoa Barberton; Arconic Inc San Antonio Works; Rti Remmele Engineering Plant 10. Largest disclosed chemicals by pounds: Copper; Lead.

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Pimalco (a Wholly-Owned Subsidiary of Arconic) is a TRACE · MIXED-pathway Form-R site in Chandler, AZ: 378 lbs across 2 chemicals (1 carcinogen-classified, CARC-LEAN). No single media clears 70% of the bar (lead segment air releases at 64.3%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Premier Aluminum LLC and Universal Electric Foundry Inc.

#15,132 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Pimalco (a Wholly-Owned Subsidiary of Arconic) vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

378 lbs 42nd percentile higher than 42% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Pimalco (a Wholly-Owned Subsidiary of Arconic) in the Primary Metals sector extract

Among the 1,603 Primary Metals facilities in this database, Pimalco (a Wholly-Owned Subsidiary of Arconic) reports the 1,114th-largest volume (378 lbs). Scale peers outside Arizona include Premier Aluminum LLC and Universal Electric Foundry Inc.

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

Pimalco (a Wholly-Owned Subsidiary of Arconic) Form-R facts

Sector
Primary Metals
TRACE volume
378 lbs
MIXED pathway
Air Releases
CARC-LEAN chem count
2 · 1 carc.
Lead chemical
Copper

Compare this facility

See how Pimalco (a Wholly-Owned Subsidiary of Arconic) stacks up against nearby facilities and the typical reporter.

Total reported releases
Pimalco (a Wholly-Owned Subsidiary of Arconic)
378 lbs
Radius Aerospace - Phoenix Inc.
15 lbs

25.2× more than the comparison

Chemicals reported
Pimalco (a Wholly-Owned Subsidiary of Arconic)
2
Radius Aerospace - Phoenix Inc.
2

About the same as 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 Pimalco (a Wholly-Owned Subsidiary of Arconic) releases toxic chemicals into the environment. Total: 378 lbs.

Air Releases 243 lbs (64.3%)
Water Discharges 86 lbs (22.8%)
Land Disposal 36 lbs (9.4%)
Off-site Transfers 13 lbs (3.4%)
View 2-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2020, total releases decreased by 60% (269 lbs to 109 lbs).

Pimalco (a Wholly-Owned Subsidiary of Arconic): annual Form-R pounds

TRACE site · MIXED pathway · TRI years 2019–2020

million lbs

What this shows Pimalco (a Wholly-Owned Subsidiary of Arconic) year-over-year reported totals (decreased by 60% from 2019 to 2020). 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: Copper.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 269 lbs 2
2020 109 lbs 2

Chemical Releases

Aggregated across all reporting years (2019–2020). 1 of 2 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Copper 298 lbs -
Lead 80 lbs Carcinogen

Pimalco (a Wholly-Owned Subsidiary of Arconic) in Maricopa

Chandler, AZ
33.2845, -111.9568
County TRI context
Maricopa · 0.0% of county pounds
Parent company
Arconic Inc

Other Arconic Inc Facilities

Same-parent TRI sites ranked by reported releases - including Alcoa Barberton, Arconic Inc San Antonio Works, Rti Remmele Engineering Plant 10.

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 Copper, Lead; nearby reporters include Radius Aerospace - Phoenix Inc.. Pimalco (a Wholly-Owned Subsidiary of Arconic) stamps TRACE volume · MIXED 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 Pimalco (a Wholly-Owned Subsidiary of Arconic) TRI extract (TRACE · MIXED · CARC-LEAN · lead Copper) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Pimalco (a Wholly-Owned Subsidiary of Arconic) totals are self-reported EPCRA §313 estimates for Chandler, AZ, latest year 2020. Form-R rows span 2019–2020 (2 years). NAICS 331318 · Primary Metals. 0.0% of Maricopa TRI pounds in this extract. Nearest ABS peer: Saint-Gobain Abrasives Inc (Δ 0 lbs). Pounds ≠ exposure.

Pimalco (a Wholly-Owned Subsidiary of Arconic) stamps TRACE · MIXED pathway (air releases leads at 64.3%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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