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Weyerhaeuser-cfalls

105 Mills Drive, Columbia Falls, MT 59912

LIKELY ACTIVELAST SEEN IN FEDERAL DATA SEP 2025 · 3 SOURCES

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

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What they make

Sawmills321113

Where it is

48.37339, -114.19732 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
F.h. Stoltze Land & Lumber CompanyColumbia FallsSawmills
321113
ACTIVE3.6 KM
Rbm LumberColumbia FallsSawmills
321113
LIKELY ACTIVE3.8 KM
Jason BohnsackColumbia FallsSawmills
321113
UNVERIFIED4.1 KM
Land & Resource Management INC.KalispellSawmills
321113
UNVERIFIED7.3 KM
Kalispell LumberKalispellSawmills
321113
LIKELY ACTIVE16.9 KM

Every listed plant in Flathead 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.

Columbia Falls MDF
Columbia Falls, MT
LIKELY ACTIVE321219EMP 100-499
WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 6 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in AIR, AIRS/AFS, CEDRI, E-GGRT, EIS, ICIS, MT-CEDARS, NPDES, RBLC, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
EPA ECHOOPERATINGSEP 2025SEP 2025
EPA TRIOPERATINGDEC 2023DEC 2023
EPA FRSEXISTENCEOCT 2016OCT 2016
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
CITYEPA FRSJUL 2026
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
RCRA GENERATOR STATUSEPA ECHOAUG 2026
STATEEPA FRSJUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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