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Molycorp Metals & Alloys INC

8220 W Harrison St, Tolleson, AZ 85353

UNVERIFIEDLAST SEEN IN FEDERAL DATA AUG 2001 · 2 SOURCES

Present in a source dataset, with no recent operating signal.

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What they make

Other Basic Inorganic Chemical Manufacturing325188

Where it is

33.44514, -112.23645 · CENSUS TIGER
COUNTY
METRO AREA
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Other plants nearby

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Air Liquide Specialty Gases LLCPhoenixIndustrial Gas Manufacturing
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In-cide Technology INCPhoenixOther Basic Inorganic Chemical Manufacturing
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Pencco- Glendale PlantGlendaleOther Basic Inorganic Chemical Manufacturing
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Every listed plant in Maricopa County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 7 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 AZURITE, BR, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.

  • EPA Facility Registry ServiceEXISTENCE
    Record 110000470856 · first seen MAY 2022 · last seen MAY 2022
  • EPA ECHO compliance recordsOPERATING
    first seen AUG 2001 · last seen AUG 2001

IN MARICOPA COUNTY38 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 11 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: MOLYCORP METALS & ALLOYS INC · OCT 2026
Street address
EPA: 8220 W HARRISON ST · OCT 2026
City
EPA: TOLLESON · OCT 2026
State
EPA: AZ · OCT 2026
County (FIPS code)
EPA: 04013 · OCT 2026
Coordinates
EPA: 33.445142,-112.236446 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: none · OCT 2026

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