Clairton Plant
400 State Street, Clairton, PA 15025
Operating signal within 24 months, or from a single source.
What they make
Iron and Steel Mills and Ferroalloy Manufacturing331110Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| US Steel Mon Valley Works - Clairton Plant | Clairton | Petroleum Refineries 324110 | LIKELY ACTIVE | 1.2 KM |
| Akj Clairton LLC | Clairton | Iron and Steel Mills and Ferroalloy Manufacturing 331110 | LIKELY ACTIVE | 3.4 KM |
| Uss Mon Valley Works - Irvin Plant | West Mifflin | Iron and Steel Mills and Ferroalloy Manufacturing 331110 | LIKELY ACTIVE | 4.9 KM |
| Uss Corp/edgar Thomson Works | Braddock | Iron and Steel Mills and Ferroalloy Manufacturing 331110 | LIKELY ACTIVE | 11.4 KM |
| OPTA-Edgar Thomson | Braddock | Iron and Steel Mills and Ferroalloy Manufacturing 331110 | LIKELY ACTIVE | 11.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
1 source holds this plant, and 2 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.
- OSHA injury and illness reportsOPERATINGRecord 1087368 · first seen DEC 2025 · last seen DEC 2025
IN ALLEGHENY COUNTY28 other plants share this one’s industry (Iron and Steel Mills and Ferroalloy Manufacturing, NAICS 3311); 9 of them have a size band on record.
What each source says
Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
- Coordinates
- Census geocoder: 40.294463487138,-79.874531815581 · JUL 2026
- Employees (band)
- OSHA: 500+ · DEC 2025