Wa317935760 - Monarch Machine Tool CO INC

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Warrior Won Contracting LLC	Kennewick	Ship Building and Repairing 336611	● ACTIVE	6.0 KM
B0Branch 09 - Tri-Cities	Pasco	Ornamental and Architectural Metal Work Manufacturing 332323	◐ LIKELY ACTIVE	9.0 KM
WMWa317950148 - Monarch Machine Tool CO INC	Pasco	Fabricated Structural Metal Manufacturing 332312	◐ LIKELY ACTIVE	10.2 KM
STSmk Tri Cities INC	Pasco	Fabricated Structural Metal Manufacturing 332312	◇ UNVERIFIED	11.8 KM
Infrastructure Rail Systems LLC	Kennewick	Rolled Steel Shape Manufacturing 331221	● ACTIVE	9.9 KM

Every listed plant in Benton County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 5 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 OSHA-OIS.

• EPA Facility Registry ServiceEXISTENCE
  Record 110070284176 · first seen SEP 2018 · last seen SEP 2018

IN BENTON COUNTY10 other plants share this one’s industry (Architectural and Structural Metals Manufacturing, NAICS 3323); 0 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: WA317935760 - MONARCH MACHINE TOOL CO INC · OCT 2026

Street address

EPA: 3370 PLAZA WA · OCT 2026

City

EPA: KENNEWICK · OCT 2026

State

EPA: WA · OCT 2026

Coordinates

EPA: 46.179,-119.18865 · OCT 2026