Carrier profile · USDOT 159455 · Updated Jun 13, 2026

WESTCHEM

DBA YELLOWSTONE VALLEY CHEMICALS INC

8 power unitsBILLINGS, MT50/100
AUTHORITY STATUS UNKNOWN
Verified linksFMCSA SAFER

Operations & Lanes

Where this carrier actually runs, revealed by roadside-inspection geography over the last 24 months — not where they claim to operate, shown as state-level inspection density.

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base
BILLINGS, MT
SEE 098595
Density
fewermore
Shade = roadside inspections, last 24 mo.