Alcoa Wenatchee Works
6200 Malaga Alcoa Hwy, Malaga, WA 98828, Chelan County
A manufacturing facility in Malaga, Washington, listed in EPA records under alumina refining and primary aluminum production (NAICS 331313). It is one of 2,425 active manufacturing facilities in EPA records in Washington.
- Industry
- Primary metals
- NAICS 331
- TRI reporter
- Yes
- Inspections, 5 yr
- 7
- EPA registry ID
- 110000491156
- Revised
- November 1, 2026
What's made here
- Alumina Refining and Primary Aluminum Production (NAICS 331313)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 98807WNTCHMALAG). |
|---|---|
| Clean Water Act | A major water discharge permit (NPDES). |
| Hazardous waste (RCRA) | Listed as a large quantity generator of hazardous waste (1,000 kg or more a month). |
| Greenhouse gas reporting | Reports to the Greenhouse Gas Reporting Program. |
| Inspections | 7 in the last five years; most recent June 30, 2026. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records