EPA TRI Facility · Chemicals
Hologic Inc
Londonderry, NH · Parent: Hologic Inc
- Total releases
- 10.7K lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Hologic Inc: how the 11.0K lbs splits
11.0K lbs across all reported pathways
- Air Releases 10.2K lbs 92.8%
- Off-site Transfers 795 lbs 7.2%
Hologic Inc's 11.0K lbs Form-R total is AIR - air releases is 92.8% of the bar. Next segment: off-site transfers at 7.2%. Leading chemical by pounds: Methanol.
LIGHT volume AIR pathway CLEAN
Hologic Inc is an EPA Toxics Release Inventory reporter in Londonderry, NH, in the chemicals sector. It reported 285 lbs of releases across 1 chemical in 2024, and 10.7K lbs in total across its 2019-2024 reporting years. That ranks 9,675 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In New Hampshire's 119 reporting TRI sites, pounds #1 is not chemical-count #1. Hologic Inc is pounds #29 and chemical-count #80 at 10.7K lbs. Watts Regulator Co DBA Webster Valve leads reported pounds (472.0K lbs) at 10 chemicals (chemical-count #7). Sig Sauer Inc leads chemical count at 13 chemicals (8.7K lbs, pounds #34). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Intervala LLC; Sanmina Corp.; L3 Technologies Inc.; Tecomet Inc.. Similar-scale Chemicals peers outside New Hampshire: Lone Star Specialty Products LLC; Sun Chemical Corp; Sun Chemical Corp Color Intermediates; Taiyo America Inc. Largest disclosed chemicals by pounds: Methanol.
Hologic Inc stamps LIGHT volume with a dominant AIR pathway (92.8% air releases) across 1 chemical. Cumulative Form-R extract: 10.7K lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Lone Star Specialty Products LLC and Sun Chemical Corp.
Hologic Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
11K lbs Top 37% higher than 63% 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
Hologic Inc: Methanol-led volume
Among the 3,917 Chemicals facilities in this database, Hologic Inc reports the 2,028th-largest volume (10.7K lbs). Its reported volume is concentrated rather than spread: Methanol alone is 100% of the total. Scale peers outside New Hampshire include Lone Star Specialty Products LLC and Sun Chemical Corp.
Concentrated means ≥60% of Hologic Inc's pounds in one chemical - here Methanol at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Hologic Inc's total reported releases fell from 2.6 thousand lb in 2022 to 885 lb in 2023, based on EPA TRI filings.
- Hologic Inc's off-site transfers rose from 47 lb in 2022 to 630 lb in 2023, based on EPA TRI filings.
- Hologic Inc's air releases fell from 2.5 thousand lb in 2022 to 255 lb in 2023, based on EPA TRI filings.
Hologic Inc Form-R facts
Compare this facility
See how Hologic Inc stacks up against nearby facilities and the typical reporter.
30.2× more than the comparison
50% 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 Hologic Inc releases toxic chemicals into the environment. Total: 11.0K lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 87% (2.2K lbs to 285 lbs).
Hologic Inc: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Hologic Inc year-over-year reported totals (decreased by 87% from 2019 to 2024). 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: Methanol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 2.2K lbs | 1 |
| 2020 | 2.5K lbs | 1 |
| 2021 | 2.6K lbs | 1 |
| 2022 | 2.6K lbs | 1 |
| 2023 | 885 lbs | 1 |
| 2024 | 285 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Methanol | 11.0K lbs | - |
Hologic Inc · AIR-pathway site
Nearest TRI Facilities to Hologic Inc
Closest other reporters in New Hampshire - including Intervala LLC, Sanmina Corp., L3 Technologies Inc., ordered by distance.
Showing 8 of 118 other reporting facilities in New Hampshire.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside New Hampshire - e.g. Lone Star Specialty Products LLC, Sun Chemical Corp, Sun Chemical Corp Color Intermediates.
Compare beyond New Hampshire
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Hologic Inc on cumulative reported pounds (10.7K lbs) and distinct chemical count (1). Release-pound peers include Canon Virginia Inc, Gillig, Quality Castings Co. 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.
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 Methanol; nearby reporters include Intervala LLC. Hologic 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 Hologic Inc TRI extract (LIGHT · AIR · CLEAN · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Hologic Inc totals are self-reported EPCRA §313 estimates for Londonderry, NH, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 325413 · Chemicals. 2.8% of Rockingham TRI pounds in this extract. Nearest ABS peer: Canon Virginia Inc (Δ 4 lbs). Pounds ≠ exposure.
Hologic Inc stamps LIGHT volume · AIR pathway · CLEAN · lead Methanol. 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