Armstrong World Industries
1507 River Rd, Marietta, PA 17547, Lancaster County
A manufacturing facility in Marietta, Pennsylvania, listed in EPA records under all other miscellaneous manufacturing (NAICS 339999) and also mineral wool manufacturing. It is one of 5,394 active manufacturing facilities in EPA records in Pennsylvania.
- Industry
- Medical devices and other goods
- NAICS 339
- TRI reporter
- Yes
- Inspections, 5 yr
- 6
- EPA registry ID
- 110000333906
- Revised
- November 1, 2026
What's made here
- All Other Miscellaneous Manufacturing (NAICS 339999)
- Mineral Wool Manufacturing (NAICS 327993)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 17547RMSTRROUTE). |
|---|---|
| Clean Air Act | Listed as a major source of air emissions. |
| Clean Water Act | A non-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 | 6 in the last five years; most recent April 13, 2026. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records