Facility	City	Industry	Status	Distance
Semicoa	Costa Mesa	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	0.1 KM
Advanced Conservation Technology Distribution, INC.	Costa Mesa	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	ACTIVE	0.4 KM
Ceradyne INC	Costa Mesa	Artificial and Synthetic Fibers and Filaments Manufacturing 325220	UNVERIFIED	0.4 KM
Eaton Corporation	Costa Mesa	Other Electronic Component Manufacturing 334419	UNVERIFIED	0.4 KM
Ceradyne INC	Santa Ana	Pottery, Ceramics, and Plumbing Fixture Manufacturing 327112	UNVERIFIED	1.1 KM

Every listed plant in Orange 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.

Id Supply

Costa Mesa, CA

UNVERIFIED323113

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 7 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 BR, CA-ENVIROVIEW, EIS, HWTS-DATAMART, RCRAINFO, TRIS · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	JUN 2017	JUN 2017
EPA ECHO	OPERATING	FEB 2008	FEB 2008

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	SEP 2026
CITY	EPA FRS	SEP 2026
COUNTY FIPS	EPA FRS	SEP 2026
GEOM	EPA FRS	SEP 2026
NAME	EPA FRS	SEP 2026
RCRA GENERATOR STATUS	EPA ECHO	SEP 2026
STATE	EPA FRS	SEP 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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