Facility	City	Industry	Status	Distance
Edgar Thomson Plant	Braddock	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	0.0 KM
OPTA-Edgar Thomson	Braddock	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	0.0 KM
Uss Corp/edgar Thomson Works	Braddock	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	0.3 KM
Harsco Metals Bri Llc/braddock	Braddock	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	0.9 KM
Miltec Resources Uss Edgar Thomson Works	Braddock	Iron and Steel Mills and Ferroalloy Manufacturing 331110	UNVERIFIED	1.4 KM

Every listed plant in Allegheny County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Harsco Metals Bri Llc/braddock

Braddock, PA

LIKELY ACTIVE331110

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 5 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in AIR, AIRS/AFS, EIS, ICIS, PA-EFACTS, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA ECHO	OPERATING	NOV 2024	NOV 2024
EPA TRI	OPERATING	DEC 2023	DEC 2023
EPA FRS	EXISTENCE	JUN 2017	JUN 2017

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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