Facility	City	Industry	Status	Distance
Lunday-thagard Company	South Gate	Petroleum Refineries 324110	LIKELY ACTIVE	0.1 KM
South Gate	South Gate	Asphalt Shingle and Coating Materials Manufacturing 324122	LIKELY ACTIVE	0.3 KM
Lunday-Thagard Company, d/b/a World Oil Refining, a California Corporation	South Gate	Petroleum Refineries 324110	LIKELY ACTIVE	0.3 KM
David Downs Company	Cudahy	Petroleum Lubricating Oil and Grease Manufacturing 324191	UNVERIFIED	2.3 KM
Johns Manville	South Gate	Asphalt Shingle and Coating Materials Manufacturing 324122	UNVERIFIED	2.6 KM

Every listed plant in Los Angeles 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.

Sully Miller Contracting CO.

South Gate, CA

UNVERIFIED324121

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, CARB-TCH, ICIS, NPDES · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110070088320 · first seen SEP 2025 · last seen JUN 2026
EPA ECHO compliance recordsOPERATING
first seen AUG 2023 · last seen AUG 2023

ALSO RECORDED ASBLUE DIAMOND MATERIALS SOUTH GATE

IN LOS ANGELES COUNTY353 other plants share this one’s industry (Petroleum and Coal Products Manufacturing, NAICS 3241); 30 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: BLUE DIAMOND MATERIALS - SOUTH GATE FACILITY · OCT 2026
Street address: EPA: 5625 SOUTHERN AVE · OCT 2026
City: EPA: SOUTH GATE · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06037 · OCT 2026
Coordinates: EPA: 33.94595,-118.16854 · OCT 2026

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