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LESLIE MATHESON
DBA: Lassila Liquid Waste Disposal Llc
Prescott Valley, AZ
CarrierChk vetting signal
No flags raised
Authority, insurance, safety rating, crash records and out-of-service rates checked
FMCSA status: Active registration · no operating authority · DOT 1044780
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
1 inspection on record
✓ No risk flags found on authority or insurance records
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- 1 FMCSA inspection on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
1044780
Safety Rating
Not Rated
Entity Type
Individual
Operation Classification
Private (property)
MCS-150 Filed
November 25, 2025
FMCSA Registration
July 30, 2002
Annual Mileage
1 mi (2023)
Contact Information
Location
Prescott Valley, AZ
Email
Cargo Types
General FreightGarbage/RefuseOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
1
Driver Inspections
1
Vehicle Inspections
1
Out-of-Service Violations
1
Violations by Category
Vehicle Maintenance12
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Inspection Trend by Year
2024
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
1 of 1 inspections
Unsafe Driving
0 of 1 inspections
Hours of Service
0 of 1 inspections
Driver Fitness
0 of 1 inspections
Controlled Substances
0 of 1 inspections
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
0
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| December 4, 2024 | AZ | — | — | Yes | No Adverse Conditions · Daylight · Dry |
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
AZ1
Fleet & Equipment (1)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~1
of 1 reported to FMCSA
Trailers
—
seen at inspection
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2001 Sterling Truck L7500 series | Truck · Class 7 | 2FZAASAK81AJ35426 | 1 | 1 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (1)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| December 4, 2024 | 6362000319 | PRESCOTT AZ | I | 13 | 1 | — | Straight Truck |
STERLING TRUCK |
2FZAASAK81AJ35426 |
AZ CB56611 |
| 396.3A1-BOS | OOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Brake Out Of Service | ||||||||
| 393.45D-BAAL | OOSAir Brake - Audible air leak at other than a proper connection | Brakes All Others | ||||||||
| 393.48A-BI-SA | OOSBrake - Inoperative on a steering axle | Brakes All Others | ||||||||
| 396.3A1-BALR | OOSAir Brake - Fails air loss rate test | Brakes All Others | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.78A-WS | Washers - Inoperative washing system. | Windshield/ Glass/ Markings | ||||||||
| 393.47E | Brake Out of Adjustment - Roto, Clamp (Short & Long), DD-3, or Bolt | Brakes Out of Adjustment | ||||||||
| 393.203C-CBP | Cab and Body Parts - Hood not securely fastened | Cab Body Frame | ||||||||
| 393.11A1-LHLM | Lighting - Headlamp(s) - Any missing | Lighting | ||||||||
| 393.53B-B | Air Brake - CMV manufactured on or after 10/20/1994 has an automatic airbrake adjustment system that fails to compensate for wear | Brakes All Others | ||||||||
| 393.209E-SPSLA | Steering - Power steering leaking anywhere. | Steering Mechanism | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| 392.2-SLLEQP | State/Local Laws - Violation of state and local law - Equipment violation. | |||||||||
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: November 1, 2026.
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