Arcelormittal Plate LLC Conshohocken Facility
900 Conshohocken Rd, Conshohocken, PA 19428, Montgomery County
A manufacturing facility in Conshohocken, Pennsylvania, listed in EPA records under iron and steel mills and ferroalloy manufacturing (NAICS 331110) and also metal heat treating. It is one of 5,394 active manufacturing facilities in EPA records in Pennsylvania.
- Industry
- Primary metals
- NAICS 331
- TRI reporter
- Yes
- Inspections, 5 yr
- 7
- EPA registry ID
- 110000745007
- Revised
- November 1, 2026
What's made here
- Iron and Steel Mills and Ferroalloy Manufacturing (NAICS 331110)
- Metal Heat Treating (NAICS 332811)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 19428LKNSSCONSH). |
|---|---|
| Clean Water Act | A major water discharge permit (NPDES). |
| Hazardous waste (RCRA) | Listed as a very small quantity generator of hazardous waste (under 100 kg a month). |
| Greenhouse gas reporting | Reports to the Greenhouse Gas Reporting Program. |
| Inspections | 7 in the last five years; most recent October 8, 2025. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records