Facility	City	Industry	Status	Distance
Lehigh Cement CO - Mason City Facility	Mason City	Cement Manufacturing 327310	UNVERIFIED	13.5 KM
Heidelberg Materials US Cement LLC (remediation Site)	Mason City	Cement Manufacturing 327310	LIKELY ACTIVE	13.5 KM
Holcim (us) INC - Mason City	Mason City	Cement Manufacturing 327310	LIKELY ACTIVE	14.1 KM
Croell Redi-mix INC	Mason City	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	15.6 KM
Cemstone Concrete Materials-northwood	Northwood	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	16.5 KM

Every listed plant in Worth County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 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 AIR, AIRS/AFS, IDNR_EFD · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	OCT 2016	OCT 2016
EPA ECHO	OPERATING	SEP 2010	SEP 2010

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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