EPA TRI Facility · Computers and Electronic Products
Headway Technologies Inc.
Milpitas, CA · Parent: Sae Magnetics (hk) Ltd
- Total releases
- 34.2K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Headway Technologies Inc.: how the 34.2K lbs splits
34.2K lbs across all reported pathways
- Air Releases 32.4K lbs 94.8%
- Off-site Transfers 1.8K lbs 5.2%
Headway Technologies Inc.'s 34.2K lbs Form-R total is AIR - air releases is 94.8% of the bar. Next segment: off-site transfers at 5.2%. Leading chemical by pounds: N-Methyl-2-pyrrolidone.
LIGHT volume AIR pathway CLEAN
Headway Technologies Inc. is an EPA Toxics Release Inventory reporter in Milpitas, CA, in the computers and electronic products sector. It reported 4.4K lbs of releases across 1 chemical in 2023, and 34.2K lbs in total across its 2019-2023 reporting years. That ranks 7,009 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. Headway Technologies Inc. is pounds #247 and chemical-count #829 at 34.2K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Analog Devices Inc; Lenthor Engineering; Flextronics; Winslow Automation Six Sigma. Similar-scale Computers and Electronic Products peers outside California: Northrop Grumman Systems Corp; Varex Imaging Corp; Renesas Electronics America Inc.; La Semiconductor Llc.. Largest disclosed chemicals by pounds: N-Methyl-2-pyrrolidone.
Compare Headway Technologies Inc. with
Nearest reporters in California
- Analog Devices Inc Milpitas · 1.4K lbs
- Lenthor Engineering Milpitas · 29.4K lbs
- Flextronics Milpitas · 968 lbs
- Winslow Automation Six Sigma Milpitas · 1.1K lbs
Similar-scale Computers and Electronic Products sites elsewhere: Northrop Grumman Systems Corp (MD) · Varex Imaging Corp (UT) · Renesas Electronics America Inc. (FL)
Headway Technologies Inc. stamps LIGHT volume with a dominant AIR pathway (94.8% air releases) across 1 chemical. Cumulative Form-R extract: 34.2K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Northrop Grumman Systems Corp and Varex Imaging Corp.
Headway Technologies Inc. vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
34K lbs Top 27% higher than 73% 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
Headway Technologies Inc.: N-Methyl-2-pyrrolidone-led volume
Among the 760 Computers and Electronic Products facilities in this database, Headway Technologies Inc. reports the 98th-largest volume, placing it in the top 12.9% of its sector. Its reported volume is concentrated rather than spread: N-Methyl-2-pyrrolidone alone is 100% of the total. Scale peers outside California include Northrop Grumman Systems Corp and Varex Imaging Corp.
Concentrated means ≥60% of Headway Technologies Inc.'s pounds in one chemical - here N-Methyl-2-pyrrolidone at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Headway Technologies Inc.'s total reported releases fell from 8.2 thousand lb in 2022 to 4.4 thousand lb in 2023, based on EPA TRI filings.
- Headway Technologies Inc.'s off-site transfers fell from 424 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Headway Technologies Inc.'s air releases fell from 7.8 thousand lb in 2022 to 4.4 thousand lb in 2023, based on EPA TRI filings.
Headway Technologies Inc. Form-R facts
Compare this facility
See how Headway Technologies Inc. stacks up against nearby facilities and the typical reporter.
24.7× more than the comparison
67% 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 Headway Technologies Inc. releases toxic chemicals into the environment. Total: 34.2K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 40% (7.3K lbs to 4.4K lbs).
Headway Technologies Inc.: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Headway Technologies Inc. year-over-year reported totals (decreased by 40% 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: N-Methyl-2-pyrrolidone.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 7.3K lbs | 1 |
| 2020 | 6.7K lbs | 1 |
| 2021 | 7.7K lbs | 1 |
| 2022 | 8.2K lbs | 1 |
| 2023 | 4.4K lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| N-Methyl-2-pyrrolidone | 34.2K lbs | - |
Headway Technologies Inc. · AIR-pathway site
Nearest TRI Facilities to Headway Technologies Inc.
Closest other reporters in California - including Analog Devices Inc, Lenthor Engineering, Flextronics, ordered by distance.
Showing 8 of 1,148 other reporting facilities in California.
Similar Computers and Electronic Products Facilities
Other Computers and Electronic Products facilities with similar total release volumes (±80%), outside California - e.g. Northrop Grumman Systems Corp, Varex Imaging Corp, Renesas Electronics America Inc..
Compare beyond California
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Headway Technologies Inc. on cumulative reported pounds (34.2K lbs) and distinct chemical count (1). Release-pound peers include Intermetro Industries Corp, Albert Lea Electroplating, Unistrut International Corp. Chemical-count peers include Ecoelectrica LP, Planta Penuelas, Tallaboa Puerto Rico 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.
- Intermetro Industries Corp Wilkes-barre, PA · Fabricated Metals 34.2K lbs reported
- Albert Lea Electroplating Albert Lea, MN · Fabricated Metals 34.1K lbs reported
- Unistrut International Corp Wayne, MI · Fabricated Metals 34.1K lbs reported
- Koppers Performance Chemcials Millington, TN · Chemicals 34.3K lbs reported
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 N-Methyl-2-pyrrolidone; nearby reporters include Analog Devices Inc. Headway Technologies Inc. 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 Headway Technologies Inc. TRI extract (LIGHT · AIR · CLEAN · lead N-Methyl-2-pyrrolidone) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Headway Technologies Inc. totals are self-reported EPCRA §313 estimates for Milpitas, CA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 334419 · Computers and Electronic Products. 2.1% of Santa Clara TRI pounds in this extract. Nearest ABS peer: Intermetro Industries Corp (Δ 36 lbs). Pounds ≠ exposure.
Headway Technologies Inc. stamps LIGHT volume · AIR pathway · CLEAN · lead N-Methyl-2-pyrrolidone. 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