Simpson Timber CO Front St

421 S Front St, Shelton, WA 98584

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JAN 2026 · 3 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Sawmills321113

Where it is

47.21173, -123.09558 · CENSUS TIGER

COUNTY

Mason County

METRO AREA

Shelton, WA

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Other plants nearby

Facility	City	Industry	Status	Distance
Manke Lumber CO INC Shelton Log Dump	Shelton	Sawmills 321113	LIKELY ACTIVE	0.9 KM
Wa317938503 - Shearer Brothers Chipping LLC	Shelton	Sawmills 321113	UNVERIFIED	3.8 KM
Lynch Creek Farm	Shelton	Sawmills 321113	UNVERIFIED	4.2 KM
Shelton	Shelton	Wood Preservation 321114	LIKELY ACTIVE	9.9 KM
Skookum Lumber Plant	Shelton	Sawmills 321113	LIKELY ACTIVE	10.1 KM

Every listed plant in Mason County

Also at this address

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.

Simpson Timber Company

Shelton, WA

UNVERIFIED321918

Where this record comes from

3 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 AIR, AIRS/AFS, CEDRI, E-GGRT, ICIS, NCDB, NPDES, OSHA-OIS, RCRAINFO, TRIS, WA-FSIS · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110067420222 · first seen SEP 2024 · last seen JUL 2026
EPA ECHO compliance recordsOPERATING
first seen JAN 2026 · last seen JAN 2026
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2024

IN MASON COUNTY12 other plants share this one’s industry (Sawmills and Wood Preservation, NAICS 3211); 4 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: SIMPSON TIMBER CO FRONT ST · OCT 2026
Street address: EPA: 421 S FRONT ST · OCT 2026
City: EPA: SHELTON · OCT 2026
State: EPA: WA · OCT 2026
Coordinates: EPA: 47.211727,-123.095584 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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