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MAMMOTH FUELS LLC

DOT 3345396MC 1068530ActiveIntrastate Non-HazmatGRANITE STATE INSURANCE CO.LOGAN, UT

COMPANY

Authority since
2020-07-06
MCS-150
2026-02-10 · 500 mi (2025)
Fleet
3 units · — trailers · 1 drivers
Annual mileage (VMT)
500 mi (2025)

ADDRESS

Physical
71 N 200 W
LOGAN, UT 84321-4516
Mailing
Same as physical

CONTACT

Phone
4357528443
Email
mark@ussupply.us

OFFICERS

Primary Officer
MARK LEYDA
Title
MANAGER

OPERATION & CARGO

Operation classification
Authorized For Hire
Specialty
Tanker / Bulk Liquids
Cargo types
1
Liquids / Gases
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
75 mo
Active authority
INSURANCE
1 active
GRANITE STATE INSURANCE CO.
RISK GRADE
Minimal Risk
0 risk factors · 3 strengths
OOS RATE
66.7%
2 / 3 inspections

Fleet vs Reality

last 12 months · power-unit VINs from roadside inspections
Checking local VIN index…

Minimal Risk

0 risk factors · 3 strengths · 4 data points

SAFETY PERFORMANCE

Crash Record
0 crashes · 0 fatal · 0 with injuries · 0 tow-away
Clean Inspection Rate
33% — 1 clean of 3 inspections
Out-of-Service Rate
66.7% — driver OOS 0, vehicle OOS 2

COMPLIANCE & AUTHORITY

Operating Authority
Active operating authority on file
Authority Events
1 historical event(s) on file
MCS-150 Filing
Last filed 2026-02-10

INSURANCE

Active Coverage
1 policy(ies) on file · total max coverage $1,000,000

SUMMARY

No crashes in the last 24 months
Active insurance on file
Coverage $1.0M

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