Superior Fuel Company is an active interstate carrier based in Spooner, WI.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 4 | 0 | 0 |
| Tractors | 7 | 0 | 0 |
| Trailers | 7 | 0 | 0 |
| Total Power Units | 39 | ||
Distinct vehicles · 24 mo
vs 39 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 28% | 91% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 70% | 96% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 58% | 89% | Around peer average |
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 | 0 | — | 6.67% |
| Vehicle | 0 | 3 | — | 22.26% |
| Hazmat | 4 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Jan 1, 2025 | 0 | 1 | 2 | 2 |
| Oct 1, 2024 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 7 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 24, 2025 | MN | STRAIGHT TRUCK | 0 | 0 |
| Dec 22, 2025 | MN | TRUCK TRACTOR | 1 | 0 |
| Dec 4, 2025 | MN | TRUCK TRACTOR | 0 | 0 |
| Mar 25, 2025 | MN | STRAIGHT TRUCK | 3 | 0 |
| Mar 3, 2025 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.13 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 5 | 4.00 | — |
| Driver Fitness | 1 | 0.04 | Alert |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 2 states. Top state MN accounts for 88% of activity. Activity outside home state (WI): 87%.
| 3 |
| 3 |
| Hazardous Materials Compliance | 2 | 0 | 0 |
| Driver Fitness | 1 | 0 | 0 |
| Unsafe Driving | 1 | 0 | 0 |
| MN |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Feb 21, 2025 | MN | STRAIGHT TRUCK | 0 | 0 |
| Feb 7, 2025 | MN | TRUCK TRACTOR | 0 | 0 |
| Jan 2, 2025 | MN | TRUCK TRACTOR | 0 | 0 |
| Dec 23, 2024 | MN | TRUCK TRACTOR | 1 | 0 |
| Oct 15, 2024 | MN | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 22, 2025 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Mar 25, 2025 | 172600C1HMER | HM (Emergency Response) - No emergency response information immediately available | Hazardous Materials Compliance | — |
| Mar 25, 2025 | 177817E2HMHC | HM (Highway Carriage) - Failing to have HM shipping papers readily accessible. | Hazardous Materials Compliance | — |
| Mar 25, 2025 | 3922SLLTCD | State/Local Laws - Failed to obey a traffic control device - Permanent or Temporary - e.g. safety official signal sign light lane marking other | Unsafe Driving | — |
| Dec 23, 2024 | 3939ALHLI | Lighting - Headlamp(s) - Any inoperative | Vehicle Maintenance | — |
| Sep 25, 2024 | 39348ABIHE | Hydraulic/Electric Brake - Inoperative other than a steering axle. | Vehicle Maintenance | — |
| Sep 25, 2024 | 39352AB | Insufficient Braking Force as a Percentage of Gross Vehicle Weight or Gross Combination Weight | Vehicle Maintenance | Yes |
| Sep 25, 2024 | 3963A1BOS | Brake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Vehicle Maintenance | Yes |
| Aug 23, 2024 | 39341BNPB | Brake - Inoperative or missing parking brake on power unit | Vehicle Maintenance | Yes |
| Apr 10, 2024 | 39141AMCPC | Medical (Certificate) - Operating a commercial vehicle without showing proof of a valid medical certification upon request when medical certification is required. | Driver Fitness | — |