Facility	City	Industry	Status	Distance
Knife River Corporation - Northwest	Woodburn	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	0.0 KM
Woodburn Concrete	Woodburn	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	0.3 KM
NW Concrete Vent Wells LLC	Gervais	Other Concrete Product Manufacturing 327390	UNVERIFIED	7.4 KM
The Quikrete Companies, LLC	Aurora	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	8.2 KM
PDX Quikrete	NE Aurora	Other Concrete Product Manufacturing 327390	LIKELY ACTIVE	8.3 KM

Every listed plant in Marion County

Also at this address

2 other records share 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.

Knife River Corporation - Northwest

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 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 OSHA-OIS.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	JUN 2007	SEP 2018

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

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

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