Facility	City	Industry	Status	Distance
Nicolia Ready Mix	Shirley	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	7.5 KM
SEK Corporation / McDonald	Patchogue	Other Concrete Product Manufacturing 327390	LIKELY ACTIVE	14.2 KM
Old Castle Apg	Riverhead	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	12.9 KM
Green Ready Mix Long Island LLC	Ronkonkoma	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	18.1 KM
South Bay Concrete Design LLC	Sayville	Other Concrete Product Manufacturing 327390	UNVERIFIED	21.1 KM

Every listed plant in Suffolk County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 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 FIS, SFDW, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA ECHO	OPERATING	FEB 2026	FEB 2026
EPA TRI	OPERATING	DEC 2023	DEC 2023
EPA FRS	EXISTENCE	FEB 2021	FEB 2021

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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