EPA TRI Facility · Primary Metals
Pacific Alloy Castings
South Gate, CA
- Total releases
- 20.6K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Pacific Alloy Castings: how the 20.6K lbs splits
20.6K lbs across all reported pathways
- Off-site Transfers 20.6K lbs 99.8%
- Air Releases 36 lbs 0.2%
Pacific Alloy Castings's 20.6K 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: Chromium.
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.
LIGHT volume OFFSITE pathway CARC-LEAN
Pacific Alloy Castings is an EPA Toxics Release Inventory reporter in South Gate, CA, in the primary metals sector. It reported 6.3K lbs of releases across 2 chemicals in 2023, and 20.6K lbs in total across its 2019-2023 reporting years. That ranks 8,181 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In California's 1,149 reporting TRI sites, pounds #1 is not chemical-count #1. Pacific Alloy Castings is pounds #308 and chemical-count #567 at 20.6K lbs. Clean Harbors Buttonwillow LLC leads reported pounds (50.4M lbs) at 45 chemicals (chemical-count #2). Chevron Products Co Richmond Refinery leads chemical count at 46 chemicals (3.0M lbs, pounds #13). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Rockview Dairies Inc; Tesoro - Vinvale Terminal; Lunday-Thagard Co DBA World Oil Refining; Herbert Malarkey Roofing Co. Similar-scale Primary Metals peers outside California: Winsert Inc; Steel Dynamics Inc Roanoke Bar Div; Betz Industries; Gerdau Long Steel Na-Charlotte Mill. Largest disclosed chemicals by pounds: Chromium; Nickel.
Pacific Alloy Castings stamps LIGHT volume with a dominant OFFSITE pathway (99.8% off-site transfers) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 20.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Winsert Inc and Steel Dynamics Inc Roanoke Bar Div.
Pacific Alloy Castings vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
21K lbs Top 31% higher than 69% 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
Pacific Alloy Castings: Chromium-led volume
Among the 1,603 Primary Metals facilities in this database, Pacific Alloy Castings reports the 640th-largest volume (20.6K lbs). Its reported volume is concentrated rather than spread: Chromium alone is 79.1% of the total. Scale peers outside California include Winsert Inc and Steel Dynamics Inc Roanoke Bar Div.
Concentrated means ≥60% of Pacific Alloy Castings's pounds in one chemical - here Chromium at 79.1%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Pacific Alloy Castings's total reported releases rose from 5.3 thousand lb in 2022 to 6.3 thousand lb in 2023, based on EPA TRI filings.
- Pacific Alloy Castings's off-site transfers rose from 5.3 thousand lb in 2022 to 6.3 thousand lb in 2023, based on EPA TRI filings.
Pacific Alloy Castings Form-R facts
Compare this facility
See how Pacific Alloy Castings stacks up against nearby facilities and the typical reporter.
47% more than the comparison
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 Pacific Alloy Castings releases toxic chemicals into the environment. Total: 20.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 128% (2.7K lbs to 6.3K lbs).
Pacific Alloy Castings: 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 Pacific Alloy Castings year-over-year reported totals (increased by 128% 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: Chromium.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 2.7K lbs | 2 |
| 2020 | 2.7K lbs | 2 |
| 2021 | 3.7K lbs | 2 |
| 2022 | 5.3K lbs | 2 |
| 2023 | 6.3K lbs | 2 |
Pacific Alloy Castings · OFFSITE-pathway site
Nearest TRI Facilities to Pacific Alloy Castings
Closest other reporters in California - including Rockview Dairies Inc, Tesoro - Vinvale Terminal, Lunday-Thagard Co DBA World Oil Refining, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside California - e.g. Winsert Inc, Steel Dynamics Inc Roanoke Bar Div, Betz Industries.
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Pacific Alloy Castings on cumulative reported pounds (20.6K lbs) and distinct chemical count (2). Release-pound peers include Perma-Pipe Inc., Alpha Circuit I Llc., Harvest Four Corners. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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).
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 Chromium, Nickel; nearby reporters include Rockview Dairies Inc. Pacific Alloy Castings stamps LIGHT 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 Pacific Alloy Castings TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Pacific Alloy Castings totals are self-reported EPCRA §313 estimates for South Gate, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 331511 · Primary Metals. 0.0% of Los Angeles TRI pounds in this extract. Nearest ABS peer: Perma-Pipe Inc. (Δ 1 lbs). Pounds ≠ exposure.
Pacific Alloy Castings stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Chromium. 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