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
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 8
- Observed power (24 mo)
- 4
- Trailers (towed)
- 2
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2015
Newest model yr
2006
Oldest model yr
33.3%
VINs decoded
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| C81072 | Trailer | — | UNPUBLISHE | — | 2 | Jul 17, 2026 |
| 1L9SC43217E345002View sourced platform decode | Trailer | 2007 | LONE STAR ORYOGENI | Lone Star Oryogenics | 2 | Jun 3, 2026 |
| 1XP5DB9X46D639729View sourced platform decode | Truck-Tractor | 2006 | PETERBILT | 379 | 2 | Jun 3, 2026 |
| 1XPBDP9XXFD279009View sourced platform decode | Power unit | 2015 | PETERBILT | — | 2 | Jan 26, 2026 |
| 1XP5DB9X96D639726View sourced platform decode | Power unit | 2006 | PETERBILT | — | 1 | Jul 17, 2026 |
| 1XP5DB9X26D639731View sourced platform decode | Power unit | 2006 | PETERBILT | — | 1 | Oct 9, 2025 |
| 1RND53A23DR025753View sourced platform decode | Trailer | 2013 | REITNOUER | — | 1 | Oct 9, 2025 |
| S45228W | Trailer | — | HMDE | — | 1 | Apr 8, 2025 |
Showing 8 · most-inspected first.