Amphenol Corp
17 facilities · 9 states · 885.2K lbs total releases
According to the EPA Toxics Release Inventory, Amphenol Corp is the reported parent of 17 Form R facilities across 9 states, disclosing 885.2K lbs of toxic releases. 9 of 51 reported chemicals carry a carcinogen classification in the TRI extract. The heaviest-reporting state by release volume is New York (842.8K lbs). Those TRI figures remain self-reported disclosure pounds for Amphenol Corp, including carcinogen-flagged substances, not a measured public-health risk score.
Release-over-release change
What changed for Amphenol Corp: EPA TRI 2023 reporting year
Same facilities, both years
-66.7%
15 facilities that filed in 2022 and 2023
Whole inventory
-66.7%
374.3 thousand lb → 124.8 thousand lb, every facility that filed
Between the two reporting years, 2 facilities filed for the first time and 0 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.
- Amphenol Corp's total reported releases fell from 374.3 thousand lb in 2022 to 124.8 thousand lb in 2023, based on EPA TRI filings.
- Amphenol Corp's air releases rose from 233 lb in 2022 to 11.1 thousand lb in 2023, based on EPA TRI filings.
- Amphenol Corp's water releases fell from 336.6 thousand lb in 2022 to 53.8 thousand lb in 2023, based on EPA TRI filings.
- Amphenol Corp's off-site transfers rose from 37.5 thousand lb in 2022 to 59.9 thousand lb in 2023, based on EPA TRI filings.
TRI parent disclosure trail
Read Amphenol Corp from filing to facility
Largest Form R sites under this parent: Amphenol Corp; Amphenol Apc Inc; Piezotech LLC; Pcb Piezotronics. Neighbor parents on the disclosure ladder: Anheuser-Busch Cos LLC; Finch Paper Holdings. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nickel compounds; Copper; Chromium compounds (except for chromite ore mined in the Transvaal Region); Nitric acid. Heaviest-reporting states in this extract: New York; New Hampshire; Indiana. Industry labels on the parent rollup: Computers and Electronic Products; Electrical Equipment. 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: Amphenol Corp; Amphenol Apc Inc; Piezotech LLC; Pcb Piezotronics. Neighbor parents on the disclosure ladder: Anheuser-Busch Cos LLC; Finch Paper Holdings. Largest disclosed chemicals by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nickel compounds; Copper; Chromium compounds (except for chromite ore mined in the Transvaal Region); Nitric acid. Heaviest-reporting states in this extract: New York; New Hampshire; Indiana. Industry labels on the parent rollup: Computers and Electronic Products; Electrical Equipment.
Amphenol Corp ranks #683 of 4,988 slug-merged TRI parents, a smaller disclosed-volume parent relative to the national Form R parent set. Amphenol Corp spans 9 states in this extract, placing it among the broader national TRI parent footprints. Releases are facility-concentrated: Amphenol Corp accounts for most of Amphenol Corp's disclosed pounds, so peer comparisons should weight that site, not an even portfolio average.
Parent aggregation for Amphenol Corp follows facility-reported names. Compare the named neighbors (Anheuser-Busch Cos LLC; Finch Paper Holdings) before treating rank as a hazard score; TRI stays self-reported and unweighted by toxicity.
Where Amphenol Corp sits among TRI parents
Amphenol Corp sits on a disclosure ladder beside Anheuser-Busch Cos LLC and Finch Paper Holdings. Open those parents for a different facility count, state span, and chemical mix.
Higher disclosed volume
- Anheuser-Busch Cos LLC · rank #681 · 6.8M lbs
- Finch Paper Holdings · rank #682 · 4.9M lbs
Largest chemicals disclosed by Amphenol Corp
Nitrate compounds (water dissociable; reportable only when in aqueous solution); Nickel compounds; Copper; Chromium compounds (except for chromite ore mined in the Transvaal Region); Nitric acid lead the Form R pound rollup for this parent, including filings such as Amphenol Corp. Pound totals, not toxicity-weighted risk.
| Chemical | Disclosed lbs |
|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 704.3K lbs |
| Nickel compounds | 43.5K lbs |
| Copper | 42.1K lbs |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 34.5K lbs |
| Nitric acid | 26.8K lbs |
Where does this company operate?
| State | Facilities | Total Releases |
|---|---|---|
| New York | 4 | 842.8K lbs |
| New Hampshire | 1 | 24.4K lbs |
| Indiana | 1 | 17.9K lbs |
| Pennsylvania | 3 | 165 lbs |
| Connecticut | 3 | 33 lbs |
| Wisconsin | 1 | 5 lbs |
| Michigan | 2 | 1 lbs |
| Arizona | 1 | 0 lbs |
| Missouri | 1 | 0 lbs |
Facilities (17)
| Facility | Releases |
|---|---|
| Amphenol Corp Sidney, NY | 828.8K lbs |
| Amphenol Apc Inc Nashua, NH | 24.4K lbs |
| Piezotech LLC Indianapolis, IN | 17.9K lbs |
| Pcb Piezotronics Lancaster, NY | 11.8K lbs |
| Pcb Piezotronics Depew, NY | 2.0K lbs |
| Amphenol Corp Sidney, NY | 233 lbs |
| Amphenol Thermometrics Inc Saint Marys, PA | 165 lbs |
| Amphenol Spectra Strip Hamden, CT | 29 lbs |
| Amphenol Cit Franklin, WI | 5 lbs |
| Times Microwave Systems Inc. Wallingford, CT | 4 lbs |
| Amphenol Borisch Technologies Grand Rapids, MI | 1 lbs |
| Amphenol Printed Circuits Mesa, AZ | 0 lbs |
| Rfs Technologies Inc. Meriden, CT | 0 lbs |
| Amphenol Borisch Technologies Grand Rapids, MI | 0 lbs |
| Positronic Industries Inc. Springfield, MO | 0 lbs |
| Micro-Coax an Amphenol Co Royersford, PA | 0 lbs |
| Fci USA LLC Etters, PA | 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 Amphenol Corp on total disclosed release pounds (885.2K lbs) and reporting facility count (17). Release-volume peers include Hydro Extrusion USA LLC, Belgioioso Cheese Inc, Cooper-Standard Holdings Inc. Facility-count peers include Baker Hughes Holdings LLC, Hb Fuller Co, Oshkosh Corp. 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 New York, New Hampshire, Indiana; facility-reported names can vary across subsidiaries.
Source: U.S. Environmental Protection Agency, TRI Basic Data Files
What to do with Amphenol Corp's TRI parent record
From Amphenol Corp, open Amphenol Corp or compare against Anheuser-Busch Cos LLC rather than reading rank alone.
- Open the largest Form R site for Amphenol Corp (Amphenol Corp in NY). Largest facility
- Compare against Finch Paper Holdings, the next-higher disclosed-volume parent. Higher-volume parent
- Browse the full parent release ranking to see where Amphenol Corp sits among all slug-merged TRI parents. All parent companies
Rank and peers (Anheuser-Busch Cos LLC, Finch Paper Holdings) are disclosure volume only, not toxicity-weighted risk or enforcement status.
Use and verify this record
Amphenol Corp'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.