Oldcastle Precast

10650 Hemlock Ave, Fontana, CA 92335

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2024 · 2 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Concrete Block and Brick Manufacturing327331

Where it is

34.06020, -117.47563 · CENSUS TIGER

COUNTY

San Bernardino County

METRO AREA

Riverside-San Bernardino-Ontario, CA

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Other plants nearby

Facility	City	Industry	Status	Distance
Inland Concrete Products INC	Fontana	Concrete Block and Brick Manufacturing 327331	UNVERIFIED	0.8 KM
James Hardie Building Products	Fontana	Other Concrete Product Manufacturing 327390	LIKELY ACTIVE	1.0 KM
Oldcastle Pacific	Fontana	Clay Building Material and Refractories Manufacturing 327121	LIKELY ACTIVE	1.2 KM
Jensen Precast	Fontana	Concrete Pipe Manufacturing 327332	LIKELY ACTIVE	2.7 KM
Fontana Plant #4	Fontana	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	2.7 KM

Every listed plant in San Bernardino County

Also at this address

1 other record shares 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.

Oldcastle Infrastructure, INC - Fontana

Fontana, CA

UNVERIFIED327390

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 CA-ENVIROVIEW, EIS, NPDES, OSHA-OIS, TRIS · EPA site type STATIONARY.

EPA Toxics Release InventoryOPERATING
first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Records 110002144420, 110071771674 · first seen JUN 2017 · last seen AUG 2024

IN SAN BERNARDINO COUNTY114 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 27 of them have a size band on record.

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: OLDCASTLE PRECAST · OCT 2026
Street address: EPA: 10650 HEMLOCK AVE · OCT 2026
City: EPA: FONTANA · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06071 · OCT 2026
Coordinates: EPA: 34.0602,-117.47563 · JUL 2026

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