Carrier profile · USDOT 1488549 · Updated Jun 21, 2026

Mountain States Pumping Service LLC

8 power unitsavg 17.2 yrRegional · 4 statesROCK SPRINGS, WY86/100
AUTHORITY STATUS UNKNOWNHAZMAT
Verified linksmspsi.comFMCSA 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.

Operating footprint· revealed by roadside-inspection geography

Operating radiusRegional
revealed
States observed3
US states
Inspections · 24 mo5
UT busiest

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

Home base
ROCK SPRINGS, WY
28 WILKINS PEAK DRIVE
Top corridor
UT ⇄ WY
UT 3 · WY 1 · CO 1
Density
fewermore
Shade = roadside inspections, last 24 mo.

State activity ranking· all 3 states · trailing 24 mo

Roadside inspections by state · MOUNTAIN STATES PUMPING SERVICE LLC · trailing 24 months
StateCoverageInspections
UTUtah3
WYWyomingHQ1
COColorado1