Facility	City	Industry	Status	Distance
Certainteed CORP.	Milan	Asphalt Shingle and Coating Materials Manufacturing 324122	LIKELY ACTIVE	6.7 KM
Certainteed LLC (0322000017)	Milan	Asphalt Shingle and Coating Materials Manufacturing 324122	LIKELY ACTIVE	8.5 KM
P&t Products INC	Sandusky	Asphalt Paving Mixture and Block Manufacturing 324121	LIKELY ACTIVE	18.4 KM
Thorworks Industries, INC	Sandusky	Asphalt Paving Mixture and Block Manufacturing 324121	ACTIVE	21.8 KM
Erie Materials (0322020256)	Sandusky	Asphalt Paving Mixture and Block Manufacturing 324121	UNVERIFIED	20.7 KM

Every listed plant in Huron County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 6 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in AIR, AIRS/AFS · EPA site type STATIONARY.

EPA ECHO compliance recordsOPERATING
first seen JUL 2026 · last seen JUL 2026
EPA Facility Registry ServiceEXISTENCE
Record 110027232402 · first seen JUN 2017 · last seen DEC 2024

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: RILEY MATERIALS (0339020175) · OCT 2026
Street address: EPA: 4635 STATE ROUTE 601 · OCT 2026
City: EPA: NORWALK · OCT 2026
State: EPA: OH · OCT 2026
County (FIPS code): EPA: 39077 · OCT 2026
Coordinates: EPA: 41.266075,-82.559006 · OCT 2026

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