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Hill Brothers Chemical CO

4450 N 42nd Ave, Phoenix, AZ 85019

LIKELY ACTIVELAST SEEN IN FEDERAL DATA OCT 2025 · 3 SOURCES

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

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What they make

Other Basic Inorganic Chemical Manufacturing325180

Where it is

33.50194, -112.14871 · CENSUS TIGER
COUNTY
METRO AREA
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Other plants nearby

FacilityCityIndustryStatusDistance
Pvs Dx, INC.GlendalePetrochemical Manufacturing
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Pencco- Glendale PlantGlendaleOther Basic Inorganic Chemical Manufacturing
325180
 LIKELY ACTIVE2.0 KM
In-cide Technology INCPhoenixOther Basic Inorganic Chemical Manufacturing
325188
 LIKELY ACTIVE5.8 KM
Troy Corporation - Troy BiosciencesPhoenixAll Other Basic Organic Chemical Manufacturing
325199
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Macdermid @ Jacobson WarehousePhoenixOther Basic Inorganic Chemical Manufacturing
325188
 UNVERIFIED6.2 KM

Every listed plant in Maricopa 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 AIR, AZURITE, BR, EIS, ICIS, NCDB, NPDES, RCRAINFO, SEMS, SSTS, TRIS, TSCA · EPA site type STATIONARY.

  • EPA ECHO compliance recordsOPERATING
    first seen OCT 2025 · last seen OCT 2025
  • EPA Toxics Release InventoryOPERATING
    first seen DEC 2023 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110000470400 · first seen AUG 2022 · last seen AUG 2022

IN MARICOPA COUNTY38 other plants share this one’s industry (Basic Chemical Manufacturing, NAICS 3251); 11 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: HILL BROTHERS CHEMICAL CO · OCT 2026
Street address
EPA: 4450 N 42ND AVE · OCT 2026
City
EPA: PHOENIX · OCT 2026
State
EPA: AZ · OCT 2026
County (FIPS code)
EPA: 04013 · OCT 2026
Coordinates
EPA: 33.50194,-112.14871 · OCT 2026
Hazardous waste generator (RCRA)
EPA ECHO: SQG · OCT 2026

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