EPA TRI Facility · Fabricated Metals

Main Steel Polishing Co.

Harmony, PA · Parent: Samuel Son & Co

Total releases
342 lbs
Chemicals reported
5
Carcinogens
2
Primary pathway
Air Releases

MIXED Form-R mix

Main Steel Polishing Co.: how the 417 lbs splits

417 lbs across all reported pathways

  • Air Releases 267 lbs 64.0%
  • Off-site Transfers 150 lbs 36.0%

Main Steel Polishing Co.'s 417 lbs Form-R total is MIXED - air releases is 64.0% of the bar. Next segment: off-site transfers at 36.0%. Leading chemical by pounds: Chromium.

TRACE volume MIXED pathway CARC-MID

Main Steel Polishing Co. is an EPA Toxics Release Inventory reporter in Harmony, PA, in the fabricated metals sector. It reported 75 lbs of releases across 5 chemicals in 2024, and 342 lbs in total across its 2019-2024 reporting years. That ranks 15,235 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Pennsylvania's 1,010 reporting TRI sites, pounds #1 is not chemical-count #1. Main Steel Polishing Co. is pounds #748 and chemical-count #283 at 342 lbs. Max Environmental -- Yukon Facility leads reported pounds (34.8M lbs) at 18 chemicals (chemical-count #24). Keystone Cement Co leads chemical count at 53 chemicals (155.4K lbs, pounds #149). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: 400 Robinson Fans; Berry Metal Co; Ati Precision Finishing LLC - Zelienople; Advanced Polymer Technology. Similar-scale Fabricated Metals peers outside Pennsylvania: Romac Industries Inc; Banker Steel - Orlando; Texas Manufacturing Co; Boker's Inc.. Largest disclosed chemicals by pounds: Chromium; Nickel; Manganese; Cobalt.

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Main Steel Polishing Co. is a TRACE · MIXED-pathway Form-R site in Harmony, PA: 342 lbs across 5 chemicals (2 carcinogen-classified, CARC-MID). No single media clears 70% of the bar (lead segment air releases at 64.0%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Romac Industries Inc and Banker Steel - Orlando.

#15,235 of 25,986 TRI facilities nationwide by total reported releases. Ranking reflects reported pounds, not toxicity or health risk.

Main Steel Polishing Co. vs. every reporting TRI facility

Cumulative reported release pounds, with this facility marked in the national distribution

342 lbs 41st percentile higher than 41% of 25,986 reporting TRI facilities

This facility 0 lbs 20M+ lbs every reporting TRI facility, bucketed by value

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

Main Steel Polishing Co. in the Fabricated Metals sector extract

Among the 3,421 Fabricated Metals facilities in this database, Main Steel Polishing Co. reports the 1,975th-largest volume (342 lbs). Scale peers outside Pennsylvania include Romac Industries Inc and Banker Steel - Orlando.

Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.

Main Steel Polishing Co. Form-R facts

Sector
Fabricated Metals
TRACE volume
342 lbs
MIXED pathway
Air Releases
CARC-MID chem count
5 · 2 carc.
Lead chemical
Chromium

Compare this facility

See how Main Steel Polishing Co. stacks up against nearby facilities and the typical reporter.

Total reported releases
Main Steel Polishing Co.
342 lbs
400 Robinson Fans
15 lbs

22.8× more than the comparison

Chemicals reported
Main Steel Polishing Co.
5
400 Robinson Fans
3

67% 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 Main Steel Polishing Co. releases toxic chemicals into the environment. Total: 417 lbs.

Air Releases 267 lbs (64.0%)
Off-site Transfers 150 lbs (36.0%)
View 6-Year Emissions Trend →

Emissions Trend Summary

From 2019 to 2024, total releases increased by 29% (58 lbs to 75 lbs).

Main Steel Polishing Co.: annual Form-R pounds

TRACE site · MIXED pathway · TRI years 2019–2024

million lbs

What this shows Main Steel Polishing Co. year-over-year reported totals (increased by 29% 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: Chromium.

Source EPA Toxics Release Inventory (TRI)
Year Total Chemicals
2019 58 lbs 5
2020 58 lbs 5
2021 75 lbs 5
2022 75 lbs 5
2023 75 lbs 5
2024 75 lbs 5

Chemical Releases

Aggregated across all reporting years (2019–2024). 2 of 5 chemicals are carcinogens. Sorted by total release volume.

Chemical Total Flags
Chromium 111 lbs -
Nickel 90 lbs Carcinogen
Manganese 74 lbs -
Cobalt 71 lbs Carcinogen
Copper 70 lbs -

Main Steel Polishing Co. in Butler

Harmony, PA
40.7980, -80.1211
County TRI context
Butler · 0.0% of county pounds
Parent company
Samuel Son & 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 Chromium, Nickel, Manganese, Cobalt; nearby reporters include 400 Robinson Fans. Main Steel Polishing Co. 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 Main Steel Polishing Co. TRI extract (TRACE · MIXED · CARC-MID · lead Chromium) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.

Main Steel Polishing Co. totals are self-reported EPCRA §313 estimates for Harmony, PA, latest year 2023. Form-R rows span 2019–2024 (6 years). NAICS 332813 · Fabricated Metals. 0.0% of Butler TRI pounds in this extract. Nearest ABS peer: The Bristol Indiana Corp DBA Brinco (Δ 0 lbs). Pounds ≠ exposure.

Main Steel Polishing Co. stamps TRACE · MIXED pathway (air releases leads at 64.0%). 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