EPA TRI Facility · Primary Metals
Maruichi Oregon Steel Tube LLC
Portland, OR · Parent: Mkk USA Inc
- Total releases
- 203 lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
MIXED Form-R mix
Maruichi Oregon Steel Tube LLC: how the 203 lbs splits
203 lbs across all reported pathways
- Off-site Transfers 107 lbs 52.4%
- Air Releases 95 lbs 46.8%
- Water Discharges 2 lbs 0.8%
- Land Disposal 0 lbs <0.1%
Maruichi Oregon Steel Tube LLC's 203 lbs Form-R total is MIXED - off-site transfers is 52.4% of the bar. Next segment: air releases at 46.8%. Leading chemical by pounds: Chromium.
TRACE volume MIXED pathway CARC-MID
Maruichi Oregon Steel Tube LLC is an EPA Toxics Release Inventory reporter in Portland, OR, in the primary metals sector. It reported 86 lbs of releases across 4 chemicals in 2020, and 203 lbs in total across its 2019-2020 reporting years. That ranks 15,839 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oregon's 285 reporting TRI sites, pounds #1 is not chemical-count #1. Maruichi Oregon Steel Tube LLC is pounds #200 and chemical-count #96 at 203 lbs. Dyno Nobel- St.helens Plant leads reported pounds (32.0M lbs) at 6 chemicals (chemical-count #39). Chemical Waste Management of the Northwest Inc. leads chemical count at 56 chemicals (15.6M lbs, pounds #2). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Kanto Corp; Northwest Pipe Co; Hexion Inc; Ash Grove Cement Co. Similar-scale Primary Metals peers outside Oregon: Voestalpine High Performance Metals - South Boston Plant; Crown Foundry Co West Philadelphia Bronze; Stryten Kcmo LLC; Urick Foundry Co. Largest disclosed chemicals by pounds: Chromium; Nickel; Manganese; Copper.
Maruichi Oregon Steel Tube LLC is a TRACE · MIXED-pathway Form-R site in Portland, OR: 203 lbs across 4 chemicals (1 carcinogen-classified, CARC-MID). No single media clears 70% of the bar (lead segment off-site transfers at 52.4%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Voestalpine High Performance Metals - South Boston Plant and Crown Foundry Co West Philadelphia Bronze.
Maruichi Oregon Steel Tube LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
203 lbs 39th percentile higher than 39% 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
Maruichi Oregon Steel Tube LLC in the Primary Metals sector extract
Among the 1,603 Primary Metals facilities in this database, Maruichi Oregon Steel Tube LLC reports the 1,165th-largest volume (203 lbs). Scale peers outside Oregon include Voestalpine High Performance Metals - South Boston Plant and Crown Foundry Co West Philadelphia Bronze.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Maruichi Oregon Steel Tube LLC Form-R facts
Compare this facility
See how Maruichi Oregon Steel Tube LLC stacks up against nearby facilities and the typical reporter.
56% more than the comparison
33% 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 Maruichi Oregon Steel Tube LLC releases toxic chemicals into the environment. Total: 203 lbs.
Emissions Trend Summary
From 2019 to 2020, total releases decreased by 26% (117 lbs to 86 lbs).
Maruichi Oregon Steel Tube LLC: annual Form-R pounds
TRACE site · MIXED pathway · TRI years 2019–2020
- 2019 0
- 2020 0
What this shows Maruichi Oregon Steel Tube LLC year-over-year reported totals (decreased by 26% from 2019 to 2020). 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 | 117 lbs | 4 |
| 2020 | 86 lbs | 4 |
Maruichi Oregon Steel Tube LLC in Multnomah
Nearest TRI Facilities to Maruichi Oregon Steel Tube LLC
Closest other reporters in Oregon - including Kanto Corp, Northwest Pipe Co, Hexion Inc, ordered by distance.
Showing 8 of 284 other reporting facilities in Oregon.
Similar Primary Metals Facilities
Other Primary Metals facilities with similar total release volumes (±80%), outside Oregon - e.g. Voestalpine High Performance Metals - South Boston Plant, Crown Foundry Co West Philadelphia Bronze, Stryten Kcmo LLC.
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, Manganese, Copper; nearby reporters include Kanto Corp. Maruichi Oregon Steel Tube LLC stamps TRACE volume · MIXED pathway · CARC-MID 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 Maruichi Oregon Steel Tube LLC TRI extract (TRACE · MIXED · CARC-MID · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Maruichi Oregon Steel Tube LLC totals are self-reported EPCRA §313 estimates for Portland, OR, latest year 2020. Form-R rows span 2019–2020 (2 years). NAICS 331210 · Primary Metals. 0.0% of Multnomah TRI pounds in this extract. Nearest ABS peer: Stein LLC (Δ 0 lbs). Pounds ≠ exposure.
Maruichi Oregon Steel Tube LLC stamps TRACE · MIXED pathway (off-site transfers leads at 52.4%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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