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.

Northwest Aluminum CO Site

The Dalles, OR

LIKELY ACTIVE331312

Where this record comes from

2 sources hold this plant, and 6 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.

EPA cross-references this facility in CEDRI, NPDES · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 1371339 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110071309680 · first seen AUG 2022 · last seen AUG 2022

IN WASCO COUNTY2 other plants share this one’s industry (Alumina and Aluminum Production and Processing, NAICS 3313); 0 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.

Name: EPA: HYDRO-THE DALLES · OCT 2026
Street address: EPA: 3313 W 2ND ST · OCT 2026
City: EPA: THE DALLES · OCT 2026
State: EPA: OR · OCT 2026
Coordinates: EPA: 45.622175,-121.211105 · OCT 2026
Employees (band): OSHA: 20-99 · DEC 2025

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