EPA TRI Facility · Transportation Equipment
Sound Propeller Services Inc
Seattle, WA
- Total releases
- 29.1K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Sound Propeller Services Inc: how the 29.1K lbs splits
29.1K lbs across all reported pathways
- Off-site Transfers 29.1K lbs 99.9%
- Air Releases 20 lbs 0.1%
Sound Propeller Services Inc's 29.1K lbs Form-R total is OFFSITE - off-site transfers is 99.9% of the bar. Next segment: air releases at 0.1%. Leading chemical by pounds: Chromium.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
LIGHT volume OFFSITE pathway CARC-LEAN
Sound Propeller Services Inc is an EPA Toxics Release Inventory reporter in Seattle, WA, in the transportation equipment sector. It reported 4.1K lbs of releases across 2 chemicals in 2023, and 29.1K lbs in total across its 2019-2023 reporting years. That ranks 7,386 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Washington's 311 reporting TRI sites, pounds #1 is not chemical-count #1. Sound Propeller Services Inc is pounds #113 and chemical-count #169 at 29.1K lbs. Lamb Weston Inc Richland Facility leads reported pounds (13.1M lbs) at 3 chemicals (chemical-count #106). Hf Sinclair Puget Sound Refining LLC leads chemical count at 46 chemicals (711.7K lbs, pounds #26). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Non-Ferrous Metals Inc; Northwest Building Tech Inc; Boeing Commercial Airplane Group North Boeing Field; Magnetic & Penetrant Services Co/mapsco. Similar-scale Transportation Equipment peers outside Washington: Ford Motor Co Lima Engine Plant; Kolbenschmidt Pistons USA LLC; Contender Boats Fort Pierce Plant; Donaldson Co Inc. Largest disclosed chemicals by pounds: Chromium; Nickel.
Sound Propeller Services Inc stamps LIGHT volume with a dominant OFFSITE pathway (99.9% off-site transfers) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 29.1K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Ford Motor Co Lima Engine Plant and Kolbenschmidt Pistons USA LLC.
Sound Propeller Services Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
29K lbs Top 28% higher than 72% 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
Sound Propeller Services Inc: Chromium-led volume
Among the 1,603 Transportation Equipment facilities in this database, Sound Propeller Services Inc reports the 478th-largest volume (29.1K lbs). Its reported volume is concentrated rather than spread: Chromium alone is 81.4% of the total. Scale peers outside Washington include Ford Motor Co Lima Engine Plant and Kolbenschmidt Pistons USA LLC.
Concentrated means ≥60% of Sound Propeller Services Inc's pounds in one chemical - here Chromium at 81.4%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Sound Propeller Services Inc's total reported releases fell from 8.4 thousand lb in 2022 to 4.1 thousand lb in 2023, based on EPA TRI filings.
- Sound Propeller Services Inc's off-site transfers fell from 8.4 thousand lb in 2022 to 4.1 thousand lb in 2023, based on EPA TRI filings.
Sound Propeller Services Inc Form-R facts
Compare this facility
See how Sound Propeller Services Inc stacks up against nearby facilities and the typical reporter.
187.7× more than the comparison
2.0× more 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 Sound Propeller Services Inc releases toxic chemicals into the environment. Total: 29.1K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 46% (7.7K lbs to 4.1K lbs).
Sound Propeller Services Inc: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Sound Propeller Services Inc year-over-year reported totals (decreased by 46% 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: Chromium.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 7.7K lbs | 2 |
| 2020 | 6.5K lbs | 2 |
| 2021 | 2.4K lbs | 2 |
| 2022 | 8.4K lbs | 2 |
| 2023 | 4.1K lbs | 2 |
Sound Propeller Services Inc · OFFSITE-pathway site
Nearest TRI Facilities to Sound Propeller Services Inc
Closest other reporters in Washington - including Non-Ferrous Metals Inc, Northwest Building Tech Inc, Boeing Commercial Airplane Group North Boeing Field, ordered by distance.
Showing 8 of 310 other reporting facilities in Washington.
Similar Transportation Equipment Facilities
Other Transportation Equipment facilities with similar total release volumes (±80%), outside Washington - e.g. Ford Motor Co Lima Engine Plant, Kolbenschmidt Pistons USA LLC, Contender Boats Fort Pierce Plant.
Compare beyond Washington
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Sound Propeller Services Inc on cumulative reported pounds (29.1K lbs) and distinct chemical count (2). Release-pound peers include High Performance Hose Facility, Ortec Inc, Superior Industrial Solutions Inc.. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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 Chromium, Nickel; nearby reporters include Non-Ferrous Metals Inc. Sound Propeller Services Inc stamps LIGHT volume · OFFSITE pathway · CARC-LEAN 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 Sound Propeller Services Inc TRI extract (LIGHT · OFFSITE · CARC-LEAN · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Sound Propeller Services Inc totals are self-reported EPCRA §313 estimates for Seattle, WA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 336999 · Transportation Equipment. 0.4% of King TRI pounds in this extract. Nearest ABS peer: High Performance Hose Facility (Δ 2 lbs). Pounds ≠ exposure.
Sound Propeller Services Inc stamps LIGHT volume · OFFSITE pathway · CARC-LEAN · lead Chromium. 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