Facility	City	Industry	Status	Distance
Ross Island Sand and Gravel Tait Facility	Portland	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	0.8 KM
Stone Center INC	Portland	Cut Stone and Stone Product Manufacturing 327991	UNVERIFIED	1.1 KM
Ross Island Boise Concrete Plant	Portland	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	1.9 KM
Portland Marble Works INC	Portland	Cut Stone and Stone Product Manufacturing 327991	UNVERIFIED	2.3 KM
Ross Island Hardtack Island Plant	Portland	Ground or Treated Mineral and Earth Manufacturing 327992	UNVERIFIED	2.6 KM

Every listed plant in Multnomah County

Also at this address

No other federal record shares this street address.

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	SEP 2018	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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