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Mutual Materials CO Newcastle

6620 Coal Creek Pkwy Se, Bellevue, WA 98006

UNVERIFIEDLAST SEEN IN FEDERAL DATA FEB 2012 · 2 SOURCES

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

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What they make

Clay Building Material and Refractories Manufacturing327121

Where it is

47.54344, -122.16437 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
Mutual Materials CO BellevueBellevueClay Building Material and Refractories Manufacturing
327121
LIKELY ACTIVE8.1 KM

Every listed plant in King County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 5 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 AIR, AIRS/AFS, TRIS, WA-FSIS · EPA site type STATIONARY.

  • EPA Facility Registry ServiceEXISTENCE
    Record 110000489310 · first seen DEC 2025 · last seen DEC 2025
  • EPA ECHO compliance recordsOPERATING
    first seen FEB 2012 · last seen FEB 2012

IN KING COUNTY11 other plants share this one’s industry (Clay Product and Refractory Manufacturing, NAICS 3271); 1 of them has 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: MUTUAL MATERIALS CO NEWCASTLE · OCT 2026
Street address
EPA: 6620 COAL CREEK PKWY SE · OCT 2026
City
EPA: BELLEVUE · OCT 2026
State
EPA: WA · OCT 2026
Coordinates
EPA: 47.543438,-122.16437 · OCT 2026

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