Srm Inc-hefner Plant

520 W Hefner, Oklahoma City, OK 73114

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

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

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What they make

Ready-Mix Concrete Manufacturing327320

Where it is

35.58015, -97.52298 · CENSUS TIGER

COUNTY

Oklahoma County

METRO AREA

Oklahoma City, OK

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Other plants nearby

Facility	City	Industry	Status	Distance
Buildblock Building Systems, LLC	Oklahoma City	Other Concrete Product Manufacturing 327390	ACTIVE	1.5 KM
North Broadway Batch Plant	Oklahoma City	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	1.5 KM
Srm Inc-kelly Plant	Edmond	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	4.9 KM
Rudy Construction Company Ready Mix	Oklahoma City	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	7.6 KM
Plant 190 - Kelly	Edmond	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	12.9 KM

Every listed plant in Oklahoma County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 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 TRIS · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 1492642 · first seen DEC 2025 · last seen DEC 2025
EPA Toxics Release InventoryOPERATING
first seen DEC 2023 · last seen DEC 2023
EPA Facility Registry ServiceEXISTENCE
Record 110040366724 · first seen MAR 2016 · last seen MAR 2016

ALSO RECORDED ASPlant 220 - Hefner

IN OKLAHOMA COUNTY24 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 9 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: SRM INC-HEFNER PLANT · NOV 2026
Street address: EPA: 520 W HEFNER · NOV 2026
City: EPA: OKLAHOMA CITY · NOV 2026
State: EPA: OK · NOV 2026
County (FIPS code): EPA: 40109 · NOV 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 35.580024326558,-97.522460570696 · JUL 2026; EPA: 35.580153,-97.522983 · NOV 2026 · ON THIS PAGE
Employees (band): OSHA: 1-19 · DEC 2025

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