EPA TRI Facility · Electrical Equipment
Thunderline-Z
Hampstead, NH · Parent: One Rock Capital Partners LLC
- Total releases
- 100 lbs
- Chemicals reported
- 1
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Thunderline-Z: how the 110 lbs splits
110 lbs across all reported pathways
- Air Releases 110 lbs 100.0%
Thunderline-Z's 110 lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Ammonia.
TRACE volume AIR pathway CLEAN
Thunderline-Z is an EPA Toxics Release Inventory reporter in Hampstead, NH, in the electrical equipment sector. It reported 10 lbs of releases across 1 chemical in 2024, and 100 lbs in total across its 2019-2024 reporting years. That ranks 16,547 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. Thunderline-Z is pounds #71 and chemical-count #99 at 100 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: Torromeo Industries Inc; Ttm Technologies; Fireye Inc; Quikrete - Boston Ma Plant. Similar-scale Electrical Equipment peers outside New Hampshire: Eaton Corp.; Eaton Corp; Schweitzer Engineering Labs Inc-Lewiston Id Facility; Christy. Other One Rock Capital Partners LLC sites in this extract: Fusite Holdings Inc.; Therm-O-Disc Inc. Largest disclosed chemicals by pounds: Ammonia.
Thunderline-Z stamps TRACE volume with a dominant AIR pathway (100.0% air releases) across 1 chemical. Cumulative Form-R extract: 100 lbs (2019–2024). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Eaton Corp. and Eaton Corp.
Thunderline-Z vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
100 lbs 36th percentile higher than 36% 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
Thunderline-Z in the Electrical Equipment sector extract
Among the 566 Electrical Equipment facilities in this database, Thunderline-Z reports the 342nd-largest volume (100 lbs). Scale peers outside New Hampshire include Eaton Corp. and Eaton Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Thunderline-Z's total reported releases fell from 20 lb in 2022 to 10 lb in 2023, based on EPA TRI filings.
- Thunderline-Z's air releases fell from 20 lb in 2022 to 10 lb in 2023, based on EPA TRI filings.
Thunderline-Z Form-R facts
Compare this facility
See how Thunderline-Z stacks up against nearby facilities and the typical reporter.
18.2× 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 Thunderline-Z releases toxic chemicals into the environment. Total: 110 lbs.
Emissions Trend Summary
From 2019 to 2024, total releases decreased by 67% (30 lbs to 10 lbs).
Thunderline-Z: annual Form-R pounds
TRACE site · AIR pathway · TRI years 2019–2024
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
- 2024 0
What this shows Thunderline-Z year-over-year reported totals (decreased by 67% 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: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 30 lbs | 1 |
| 2020 | 20 lbs | 1 |
| 2021 | 20 lbs | 1 |
| 2022 | 20 lbs | 1 |
| 2023 | 10 lbs | 1 |
| 2024 | 10 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2024). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 110 lbs | - |
Thunderline-Z · AIR-pathway site
Nearest TRI Facilities to Thunderline-Z
Closest other reporters in New Hampshire - including Torromeo Industries Inc, Ttm Technologies, Fireye Inc, ordered by distance.
Showing 8 of 118 other reporting facilities in New Hampshire.
Similar Electrical Equipment Facilities
Other Electrical Equipment facilities with similar total release volumes (±80%), outside New Hampshire - e.g. Eaton Corp., Eaton Corp, Schweitzer Engineering Labs Inc-Lewiston Id Facility.
Other One Rock Capital Partners LLC Facilities
Same-parent TRI sites ranked by reported releases - including Fusite Holdings Inc., Therm-O-Disc Inc.
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 Ammonia; nearby reporters include Torromeo Industries Inc. Thunderline-Z stamps TRACE 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 Thunderline-Z TRI extract (TRACE · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Thunderline-Z totals are self-reported EPCRA §313 estimates for Hampstead, NH, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 335999 · Electrical Equipment. 0.0% of Rockingham TRI pounds in this extract. Nearest ABS peer: Brenner Tank LLC (Δ 0 lbs). Pounds ≠ exposure.
Thunderline-Z stamps TRACE volume · AIR pathway · CLEAN · lead Ammonia. 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