EPA TRI Facility · Fabricated Metals
Missouri Valley Steel Co
Sioux City, IA · Parent: Owen Industries Inc
- Total releases
- 10.9K lbs
- Chemicals reported
- 1
- Latest report
- 2022
- Primary pathway
- Off-site Transfers
OFFSITE Form-R mix
Missouri Valley Steel Co: how the 10.9K lbs splits
10.9K lbs across all reported pathways
- Off-site Transfers 10.1K lbs 92.9%
- Air Releases 730 lbs 6.7%
- Water Discharges 40 lbs 0.4%
- Land Disposal 0 lbs <0.1%
Missouri Valley Steel Co's 10.9K lbs Form-R total is OFFSITE - off-site transfers is 92.9% of the bar. Next segment: air releases at 6.7%. Leading chemical by pounds: Manganese.
LIGHT volume OFFSITE pathway CLEAN
Missouri Valley Steel Co is an EPA Toxics Release Inventory reporter in Sioux City, IA, in the fabricated metals sector. It reported 440 lbs of releases across 1 chemical in 2022, and 10.9K lbs in total across its 2019-2022 reporting years. That ranks 9,639 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Iowa's 460 reporting TRI sites, pounds #1 is not chemical-count #1. Missouri Valley Steel Co is pounds #242 and chemical-count #354 at 10.9K lbs. Climax Molybdenum Co leads reported pounds (16.4M lbs) at 5 chemicals (chemical-count #117). Helena Industries LLC leads chemical count at 32 chemicals (9.4K lbs, pounds #247). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Sioux City Foundry Co; Standard Ready Mix Concrete Co Sioux City Plant; Cargill Inc; Wilson Trailer Co. Similar-scale Fabricated Metals peers outside Iowa: Amz Manufacturing; Dubois Chemicals Shelbyville; Vanguard Research Industries Inc; Flowserve - Raleigh. Other Owen Industries Inc sites in this extract: Omaha Steel Castings Co LLC; Paxton & Vierling Steel - Structures; Northern Plains Steel Co. Largest disclosed chemicals by pounds: Manganese.
Missouri Valley Steel Co stamps LIGHT volume with a dominant OFFSITE pathway (92.9% off-site transfers) across 1 chemical. Cumulative Form-R extract: 10.9K lbs (2019–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Amz Manufacturing and Dubois Chemicals Shelbyville.
Missouri Valley Steel Co 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
Missouri Valley Steel Co: Manganese-led volume
Among the 3,421 Fabricated Metals facilities in this database, Missouri Valley Steel Co reports the 1,144th-largest volume (10.9K lbs). Its reported volume is concentrated rather than spread: Manganese alone is 100% of the total. Scale peers outside Iowa include Amz Manufacturing and Dubois Chemicals Shelbyville.
Concentrated means ≥60% of Missouri Valley Steel Co's pounds in one chemical - here Manganese at 100%. Not a toxicity score.
Missouri Valley Steel Co Form-R facts
Compare this facility
See how Missouri Valley Steel Co stacks up against nearby facilities and the typical reporter.
99.4× more than the comparison
80% 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 Missouri Valley Steel Co releases toxic chemicals into the environment. Total: 10.9K lbs.
Emissions Trend Summary
From 2019 to 2022, total releases increased by 82% (242 lbs to 440 lbs).
Missouri Valley Steel Co: annual Form-R pounds
LIGHT site · OFFSITE pathway · TRI years 2019–2022
- 2019 0
- 2020 0
- 2021 0
- 2022 0
What this shows Missouri Valley Steel Co year-over-year reported totals (increased by 82% from 2019 to 2022). 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: Manganese.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 242 lbs | 1 |
| 2020 | 9.7K lbs | 1 |
| 2021 | 470 lbs | 1 |
| 2022 | 440 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2022). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Manganese | 10.9K lbs | - |
Missouri Valley Steel Co · OFFSITE-pathway site
Nearest TRI Facilities to Missouri Valley Steel Co
Closest other reporters in Iowa - including Sioux City Foundry Co, Standard Ready Mix Concrete Co Sioux City Plant, Cargill Inc, ordered by distance.
Showing 8 of 459 other reporting facilities in Iowa.
Similar Fabricated Metals Facilities
Other Fabricated Metals facilities with similar total release volumes (±80%), outside Iowa - e.g. Amz Manufacturing, Dubois Chemicals Shelbyville, Vanguard Research Industries Inc.
Compare beyond Iowa
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Missouri Valley Steel Co on cumulative reported pounds (10.9K lbs) and distinct chemical count (1). Release-pound peers include Lf Manufacturing Inc - Riddleville Plant, Kemps LLC, Electronic Devices Inc.. 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.
- Lf Manufacturing Inc - Riddleville Plant Karnes City, TX · Plastics and Rubber 10.9K lbs reported
- Kemps LLC Farmington, MN · Food 10.9K lbs reported
- Electronic Devices Inc. Yonkers, NY · Computers and Electronic Products 10.9K lbs reported
- Amz Manufacturing York, PA · Fabricated Metals 10.9K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Owen Industries Inc Facilities
Same-parent TRI sites ranked by reported releases - including Omaha Steel Castings Co LLC, Paxton & Vierling Steel - Structures, Northern Plains Steel Co.
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 Manganese; nearby reporters include Sioux City Foundry Co. Missouri Valley Steel Co stamps LIGHT volume · OFFSITE 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 Missouri Valley Steel Co TRI extract (LIGHT · OFFSITE · CLEAN · lead Manganese) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Missouri Valley Steel Co totals are self-reported EPCRA §313 estimates for Sioux City, IA, latest year 2022. Form-R rows span 2019–2022 (4 years). NAICS 332999 · Fabricated Metals. 0.0% of Woodbury TRI pounds in this extract. Nearest ABS peer: Lf Manufacturing Inc - Riddleville Plant (Δ 0 lbs). Pounds ≠ exposure.
Missouri Valley Steel Co stamps LIGHT volume · OFFSITE pathway · CLEAN · lead Manganese. 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