Frontier Tank Lines Inc is an active interstate carrier based in Mckinney, TX.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 6 | 1 | 0 |
| Tractors | 0 | 127 | 0 |
| Total Power Units | 134 | ||
Distinct vehicles · 24 mo
vs 134 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 70% | 93% | Around peer average |
| HOS Compliance | 60% | 90% | Around peer average |
| Driver Fitness | 54% | 91% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 30% | 72% | Better than most peers |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 5 | — | 6.67% |
| Vehicle | 0 | 30 | — | 22.26% |
| Hazmat | 279 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 2 | 1 | 1 |
| Apr 1, 2025 | 0 | 2 | 3 | 3 |
| Jan 1, 2025 | 0 | 0 | 3 | 3 |
| Jul 1, 2024 | 0 | 1 | 3 | 3 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 200 | 35 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 23, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Mar 22, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Mar 18, 2026 | TX | TRUCK TRACTOR | 3 | 0 |
| Mar 17, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Mar 16, 2026 |
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| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 5 | 0.37 | — |
| HOS Compliance | 10 | 0.11 | — |
| Vehicle Maintenance | 96 | 2.43 | — |
| Driver Fitness | 3 | 0.10 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 21 states. Top state TX accounts for 32% of activity. Activity outside home state (TX): 68%.
+16 other states with fewer inspections
| 40 |
| Hazardous Materials Compliance | 25 | 3 | 2 |
| Hours-of-Service Compliance | 15 | 2 | 1 |
| Unsafe Driving | 5 | 1 | 0 |
| Driver Fitness | 4 | 2 | 4 |
| TX |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Mar 10, 2026 | TX | TRUCK TRACTOR | 0 | 0 |
| Mar 9, 2026 | MO | TRUCK TRACTOR | 0 | 0 |
| Mar 4, 2026 | NM | TRUCK TRACTOR | 0 | 0 |
| Feb 28, 2026 | TX | TRUCK TRACTOR | 2 | 0 |
| Feb 26, 2026 | OK | TRUCK TRACTOR | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Mar 18, 2026 | 39347E | Brake Out of Adjustment - Roto Clamp (Short & Long) DD-3 or Bolt | Vehicle Maintenance | — |
| Mar 18, 2026 | 39353B | CMV manufactured after 10/19/94 has an automatic airbrake adjustment system that fails to compensate for wear | Vehicle Maintenance | — |
| Mar 18, 2026 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |
| Feb 28, 2026 | 39522G | Portable ELD not mounted in a fixed position and visible to driver | Hours-of-Service Compliance | — |
| Feb 28, 2026 | 39524C2III | Driver failed to manually add shipping document number | Hours-of-Service Compliance | — |
| Feb 16, 2026 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Feb 10, 2026 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Feb 9, 2026 | 39767 | HM vehicle routing violation (non RAM) | Hazardous Materials Compliance | — |
| Feb 8, 2026 | 39345B2PC | Brake Hose or Tubing Chafing and/or Kinking - Connection to Power Unit | Vehicle Maintenance | Yes |
| Feb 5, 2026 | 39375A3ATIS | Tires - All others leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS | Vehicle Maintenance | — |