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Mecs, INC. Avon Plant

1778 Monsanto Way, Martinez, CA 94553

LIKELY ACTIVELAST SEEN IN FEDERAL DATA JUN 2026 · 3 SOURCES

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

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What they make

All Other Miscellaneous Chemical Product and Preparation Manufacturing325998

Where it is

38.02342, -122.05372 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

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Every listed plant in Contra Costa 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.

Mecs INC
Martinez, CA
LIKELY ACTIVE325180EMP 20-99

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 BR, CA-ENVIROVIEW, EIS, HWTS-DATAMART, ICIS, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

  • EPA ECHO compliance recordsOPERATING
    first seen JUN 2026 · last seen JUN 2026
  • EPA Toxics Release InventoryOPERATING
    first seen DEC 2023 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110000483218 · first seen JUN 2017 · last seen JUN 2017

IN CONTRA COSTA COUNTY23 other plants share this one’s industry (Other Chemical Product and Preparation Manufacturing, NAICS 3259); 6 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: MECS, INC. AVON PLANT · OCT 2026
Street address
EPA: 1778 MONSANTO WAY · OCT 2026
City
EPA: MARTINEZ · OCT 2026
State
EPA: CA · OCT 2026
County (FIPS code)
EPA: 06013 · OCT 2026
Coordinates
EPA: 38.02342,-122.053723 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: LQG · OCT 2026

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