Mallinckrodt

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Z Specialty Products, INC.	Saint Louis	Soap and Other Detergent Manufacturing 325611	● ACTIVE	0.2 KM
MRMidland Resources INC	Saint Louis	Other Basic Inorganic Chemical Manufacturing 325180	◐ LIKELY ACTIVE	0.9 KM
TCTrans Chemical Corp-trans Chemical CORP	St. Louis	Petrochemical Manufacturing 325110	◐ LIKELY ACTIVE	2.2 KM
SCSensient Colors INC	St Louis	Synthetic Dye and Pigment Manufacturing 325130	◐ LIKELY ACTIVE	2.1 KM
SCSensient Colors LLC Jefferson Plant	St. Louis	Flavoring Syrup and Concentrate Manufacturing 311930	◐ LIKELY ACTIVE	2.3 KM

Every listed plant in St. Louis 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.

Where this record comes from

4 sources hold this plant, and 8 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 AIR, AIRS/AFS, CEDRI, E-GGRT, ICIS, MO-DNR, NCDB, RBLC, RCRAINFO, TRIS, TSCA · EPA site type STATIONARY.

• OSHA injury and illness reportsOPERATING
  Record 1426695 · first seen DEC 2025 · last seen DEC 2025
• EPA ECHO compliance recordsOPERATING
  first seen AUG 2025 · last seen AUG 2025
• EPA Toxics Release InventoryOPERATING
  first seen DEC 2023 · last seen DEC 2024
• EPA Facility Registry ServiceEXISTENCE
  Record 110000494796 · first seen JUN 2017 · last seen JUN 2017

IN ST. LOUIS COUNTY21 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 10 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: MALLINCKRODT · OCT 2026

Street address

EPA: 3600 NORTH SECOND STREET · OCT 2026

City

EPA: ST. LOUIS · OCT 2026

State

EPA: MO · OCT 2026

County (FIPS code)

EPA: 29510 · OCT 2026

Coordinates

EPA: 38.65972,-90.19248 · OCT 2026

Employees (band)

OSHA: 20-99 · DEC 2025

Hazardous waste generator (RCRA)

EPA ECHO: LQG · OCT 2026