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Freight Carrier · Afton, WY

MOUNTAINSIDE POWER LLC

442 LINCOLN ST · Afton, WY 83110

AUTHORIZED FOR:
(208) 569-1827 Tap to call
  • MC #1502499
  • USDOT #3999093 USDOT Active
  • 22
    Power Units
  • 50
    Drivers
  • Carrier
    Entity Type

About this carrier

MOUNTAINSIDE POWER LLC is a Afton, WY freight carrier that is authorized for: in the state of Wyoming. This company has 22 truck(s) in their fleet and 50 truck drivers. Their motor carrier number is MC-1502499 and their USDOT number is 3999093.

Sourced from FMCSA SAFER · last filed 08/26/2025 · last updated Oct 7, 2026.

Carrier Details

  • Operating Status AUTHORIZED FOR:
  • MCS-150 Filed 08/26/2025
  • MCS-150 Mileage 100,000 (2024)

Authority & Operations

Operation Classification
  • Authorized for Hire
Carrier Operation
  • Interstate

Cargo Authorized

  • General Freight
  • Utilities

Operating Territory

Map of states where this carrier has roadside inspections North Dakota — 4 inspections (past 24 months) South Dakota — 1 inspection (past 24 months) Utah — 1 inspection (past 24 months) Wyoming — home base

Inspection activity   Home base   Inspected in 3 states over the past 24 months: ND (4), SD (1), UT (1). Home base: Afton, Wyoming.

Safety Record

5 Severe Violations Updated Oct 18, 2026

Crashes (24 mo)

  • 0
    Fatal
  • 0
    Injury
  • 1
    Tow
  • 1
    Total

Behavior Categories (BASICs)

CategoryMeasureViolations Unsafe Driving 0.45 1 Crash Indicator Not Public — Hours of Service 2.8 1 Vehicle Maintenance 28 4 Drugs / Alcohol 0 0 Hazmat Not Public — Driver Fitness 2 1

Inspection Summary

  • 6
    Total
  • 1
    Clean
  • 5
    With violations

24-month window ending Sep 25, 2026

Violations Cited 41 unique codes

Critical 20

  • 383.95A-LCDLRestriction - (CDL) - Operate a CMV in violation of a restriction1× OOS×1 SW 8
  • 393.75C-TAOTD-LT1/32Tires - Less than 1/32 inch tread depth at 3 locations/2 adjacent tread grooves1× OOS×1 SW 8
  • 393.75A3-TAOLTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS1× OOS×1 SW 8
  • 393.207A-STCBSuspension - Suspension connecting rod or tracking component assembly (including spring leaves used as a suspension connecting rod) or any part used for attaching the same to the vehicle frame or axle is cracked, loose, broken or missing1× OOS×1 SW 7
  • 393.130C-CHVEHeavy Vehicles/Equipment - Improper securement of heavy vehicles, equipment or machinery with crawler tracks or wheels1× OOS×1 SW 7
  • 393.9A-LTSILighting - Turn signal - Any inoperative on the rearmost vehicle.2× OOS×2 SW 6
  • 393.9B-LRLIWRLighting - Tail lamp - Both lamps on rearmost vehicle inoperative when required to be on1× OOS×1 SW 6
  • 393.9A-LSLIWRLighting - Stop lamps - Both inoperative when required to be on1× OOS×1 SW 6
  • 395.8A1-HOSPHOS (Property) - Failing to have a record of duty status using the method prescribed1× OOS×1 SW 5
  • 395.8K2-HOSPHOS (Property) - Failing to have in possession RODS for the previous seven consecutive days and available for inspection while on duty1× OOS×1 SW 5
  • 393.43D-BBrake - Missing or inoperable breakaway braking system on a trailer(s) or converter dolly3× OOS×3 SW 4
  • 396.3A1E-PNCNBBrakes - Electric brakes on trailer inoperative due to electrical cable unplugged1× OOS×1 SW 4
  • 393.43DBMABrake - Breakaway not attached to the towing vehicle1× OOS×1 SW 4
  • 393.110B2I-CCargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo 5 feet or less and more than 1,100 lbs1× OOS×1 SW 3
  • 393.110B3-CCargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 10 feet1× OOS×1 SW 3
  • 393.110B2II-CCargo - Insufficient tiedowns (w/o headerboard/blocking) for article(s) of cargo longer than 5 feet and no more than 10 feet1× OOS×1 SW 3
  • 393.70C-CDTPHFCoupling - Full Trailer, pintle hook loose/missing fasteners.1× OOS×1 SW 3
  • 393.70D-CDTSDDCoupling - Trailer, safety devices wire/chain damaged.1× OOS×1 SW 3
  • 392.9A2-CCargo - Vehicle components or dunnage not secured2× OOS×2 SW 1
  • 396.3(a)1BOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination2× OOS×2 SW 0

Vehicle Maintenance 20

  • 393.9A-LRLILighting - Tail lamp - Any inoperative2× SW 6
  • 396.17C-PIOperating a CMV without documentation of a periodic inspection2× SW 4
  • 393.48A-BIHEHydraulic/Electric Brake - Inoperative other than a steering axle.2× SW 4
  • 392.7A-DDriver - Failed to conduct pre-trip inspection or make use of required parts and accessories1× SW 4
  • 393.45B2-B-AIRAir Brake - Hose/tubing damaged or not secured1× SW 4
  • 393.11B-CSLRRConspicuity Systems - Trailers, lower rear retro reflective sheeting inadequate on vehicle manufactured on or after December 1, 19931× SW 3
  • 393.104F3-CCargo - Loose or unfastened tiedown1× SW 3
  • 393.11A1-CSLRRConspicuity Systems - Truck tractor, lower rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19971× SW 3
  • 393.11A1-CSURRConspicuity Systems - Truck tractor, upper rear retro reflective sheeting missing on vehicle manufactured on or after July 1, 19971× SW 3
  • 393.13C2-CSLRRConspicuity Systems - Trailers, lower rear retro reflective sheeting inadequate on vehicle manufactured before December 1, 19931× SW 3
  • 393.11B-CSSRRConspicuity Systems - Trailers, side retro reflective sheeting inadequate on vehicle manufactured on or after December 1, 19931× SW 3
  • 393.95A1Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated.2× SW 2
  • 393.95(f)Emergency Equipment - Stopped vehicle warning devices missing or improper2× SW 2
  • 393.9A-LLPLLighting - License plate lamp inoperative2× SW 2
  • 393.9A-LCLLighting - Clearance lamp(s) inoperative1× SW 2
  • 393.9A-LILLighting - Identification lamp(s) inoperative1× SW 2
  • 393.9A-LSMLLighting - Side marker lamp(s) inoperative1× SW 2
  • 393.104B-CCargo - Damaged securement devices/tiedowns2× SW 1
  • 393.60(c)Windshield - Damaged or Discolored1× SW 1
  • 393.100C-CCargo - Cargo not secured against shifting1× SW 1

Unsafe Driving 1

  • 392.2-SLLITState/Local Laws - Improper turns1× SW 5

Locations

Physical Address
MOUNTAINSIDE POWER LLC
442 LINCOLN ST
AFTON, WY 83110
Mailing Address
MOUNTAINSIDE POWER LLC
PO BOX 638
AFTON, WY 83110-0638

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