DBA: Superior Propane
Superior Propane Inc is an active intrastate hazmat carrier based in Williams, AZ.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Total Power Units | 6 | ||
Distinct vehicles · 24 mo
vs 6 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 | 0% | 0% | Better than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 70% | 80% | 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 | 1 | — | 22.26% |
| Hazmat | 4 | 0 | 0.00% | 4.44% |
Where they run
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Hazardous Materials Compliance | 2 | 2 | 1 |
| Vehicle Maintenance |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| May 15, 2025 | AZ | STRAIGHT TRUCK | 0 | 0 |
| May 14, 2025 | AZ | STRAIGHT TRUCK | 1 | 0 |
| Nov 12, 2024 | AZ | STRAIGHT TRUCK | 1 | 1 |
| Oct 23, 2024 | AZ | STRAIGHT TRUCK | 1 | 0 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 0 | 0.00 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 1.22 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
Inspected in 1 state. Top state AZ accounts for 100% of activity. Activity outside home state (AZ): 0%.
| 2 |
| 1 |
| 1 |
| May 20, 2024 |
| AZ |
| STRAIGHT TRUCK |
| 1 |
| 1 |
| May 16, 2024 | AZ | STRAIGHT TRUCK | 0 | 0 |
| May 14, 2024 | AZ | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| May 14, 2025 | 180415HMTMC | HM (Testing) - Failing to properly mark cargo tank test dates as required | Hazardous Materials Compliance | — |
| Nov 12, 2024 | 17324C1IHMBPSP | HM (Bulk Packages) - Shipper providing HM/DG in a bulk package/large means of containment not authorized/selected for the material being transported | Hazardous Materials Compliance | Yes |
| Oct 23, 2024 | 39386B1RIG | Rear Impact Guards - All other CMV's manufactured after December 31 1952 inadequate or missing | Vehicle Maintenance | — |
| May 20, 2024 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |