Microchip Technology Inc
4 facilities · 3 states · 255.7K lbs total releases
According to the EPA Toxics Release Inventory, Microchip Technology Inc is the reported parent of 4 Form R facilities across 3 states, disclosing 255.7K lbs of toxic releases. 1 of 10 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is Oregon (246.5K lbs). Those TRI figures remain self-reported disclosure pounds for Microchip Technology Inc, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Microchip Technology Inc: EPA TRI 2023 reporting year
Same facilities, both years
+6.7%
3 facilities that filed in 2022 and 2023
Whole inventory
+6.7%
73.1 thousand lb → 78.0 thousand lb, every facility that filed
Between the two reporting years, 0 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Microchip Technology Inc's total reported releases rose from 73.1 thousand lb in 2022 to 78.0 thousand lb in 2023, based on EPA TRI filings.
- Microchip Technology Inc's chemicals reported rose from 6 in 2022 to 7 in 2023, based on EPA TRI filings.
- Microchip Technology Inc's air releases rose from 49.9 thousand lb in 2022 to 53.6 thousand lb in 2023, based on EPA TRI filings.
- Microchip Technology Inc's off-site transfers rose from 23.2 thousand lb in 2022 to 24.5 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Microchip Technology Inc from filing to facility
Largest Form R sites under this parent: Microchip Technology Inc; Microchip Technology Inc.; Microsemi Corp; Microsemi Lawrence. Neighbor parents on the disclosure ladder: Dyno Nobel Inc; Waste Management Inc. Largest disclosed chemicals by pounds: Ammonia; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Hydrogen fluoride; Nitric acid; Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). Heaviest-reporting states in this extract: Oregon; Arizona; Massachusetts. Industry labels on the parent rollup: Computers and Electronic Products. Start from those named sites and neighbors rather than a generic parent blurb; pounds stay disclosure, not risk.
Largest Form R sites under this parent: Microchip Technology Inc; Microchip Technology Inc.; Microsemi Corp; Microsemi Lawrence. Neighbor parents on the disclosure ladder: Dyno Nobel Inc; Waste Management Inc. Largest disclosed chemicals by pounds: Ammonia; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Hydrogen fluoride; Nitric acid; Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size). Heaviest-reporting states in this extract: Oregon; Arizona; Massachusetts. Industry labels on the parent rollup: Computers and Electronic Products.
Microchip Technology Inc ranks #1,169 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Microchip Technology Inc files across 3 states, a regional parent portfolio rather than a single-state discloser. Releases are facility-concentrated: Microchip Technology Inc accounts for most of Microchip Technology Inc's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Microchip Technology Inc follows facility-reported names. Compare the named neighbors (Dyno Nobel Inc; Waste Management Inc) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Microchip Technology Inc sits among TRI parents
Microchip Technology Inc sits on a disclosure ladder beside Dyno Nobel Inc and Waste Management Inc. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Dyno Nobel Inc · rank #1,167 · 32.0M lbs
- Waste Management Inc · rank #1,168 · 15.6M lbs
Largest chemicals disclosed by Microchip Technology Inc
Ammonia; Nitrate compounds (water dissociable; reportable only when in aqueous solution); Hydrogen fluoride; Nitric acid; Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) lead the Form R pound rollup for this parent, including filings such as Microchip Technology Inc. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Ammonia | 123.9K lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 97.1K lbs |
| Hydrogen fluoride | 21.3K lbs |
| Nitric acid | 9.2K lbs |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 3.1K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| Oregon | 1 | 246.5K lbs |
| Arizona | 1 | 9.2K lbs |
| Massachusetts | 2 | 0 lbs |
Facilities (4)
| Facility | Releases |
|---|---|
| Microchip Technology Inc Gresham, OR | 246.5K lbs |
| Microchip Technology Inc. Tempe, AZ | 9.2K lbs |
| Microsemi Corp Beverly, MA | 0 lbs |
| Microsemi Lawrence Lawrence, MA | 0 lbs |
Frequently Asked Questions
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Compare beyond the release ladder
Nationwide peers by disclosed pounds & facility count
Cross-portfolio TRI parents nearest Microchip Technology Inc on total disclosed release pounds (255.7K lbs) and reporting facility count (4). Release-volume peers include Chemtrade Logistics Inc, Danfoss Power Solutions (us) Co, Eckart America Corp. Facility-count peers include A Stucki Holding Corp, Advanced Heat Treat Corp, Alleima USA LLC. Neighborhoods are forced disjoint so each axis surfaces a different set of parents.
Similar disclosed release pounds
Nearest parents (≥3 facilities, ≥10k lbs) by absolute TRI disclosed pounds, not rank-adjacent ladder neighbors.
Similar facility count
Nearest parents by reporting-site count (deduped against the release-pound neighborhood).
About This Data
EPA TRI parent totals cover all media. This extract's heaviest states for the parent are Oregon, Arizona, Massachusetts; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Microchip Technology Inc's TRI parent record
From Microchip Technology Inc, open Microchip Technology Inc or compare against Dyno Nobel Inc rather than reading rank alone.
- Open the largest Form R site for Microchip Technology Inc (Microchip Technology Inc in OR). Largest facility
- Compare against Waste Management Inc, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Microchip Technology Inc sits among all slug-merged TRI parents. All parent companies
Rank and peers (Dyno Nobel Inc, Waste Management Inc) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Microchip Technology Inc's record groups disclosed TRI parent-company filings so readers can compare reporting context without treating the total as a measure of risk.
Company release figures are computed directly from EPA Toxic Release Inventory data; source names and the record-linking method are documented in the methodology.
Primary sources
- EPA Toxics Release Inventory Basic Data Files - annual facility-level chemical-release disclosures
PlainEnviro renders public EPA records directly from its data pipeline; no figure on this page is typed in by an editor. See the editorial standards and corrections policy for how source changes and reported errors are handled.