Son Oilfield Services Llc is an active interstate carrier based in Watford City, ND.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 8 | 0 | 0 |
| Total Power Units | 8 | ||
Distinct vehicles · 24 mo
vs 8 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 92% | 94% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 95% | 98% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 91% | 94% | Worse 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 | 4 | — | 6.67% |
| Vehicle | 0 | 14 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 31 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Dec 23, 2025 | ND | TRUCK TRACTOR | 1 | 1 |
| Oct 24, 2025 | ND | STRAIGHT TRUCK | 6 | 3 |
| Sep 25, 2025 | ND | TRUCK TRACTOR | 0 | 0 |
| Aug 28, 2025 | ND | SEMI-TRAILER | 3 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 1.61 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 11 | 13.40 | — |
| Driver Fitness | 5 | 3.59 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state ND accounts for 100% of activity. Activity outside home state (ND): 0%.
| 6 |
| 17 |
| Driver Fitness | 8 | 5 | 6 |
| Unsafe Driving | 3 | 1 | 0 |
| May 26, 2025 | ND | STRAIGHT TRUCK | 0 | 0 |
| Mar 20, 2025 | ND | STRAIGHT TRUCK | 5 | 4 |
| Mar 2, 2025 | ND | STRAIGHT TRUCK | 4 | 2 |
| Jan 8, 2025 | ND | STRAIGHT TRUCK | 11 | 6 |
| Nov 15, 2024 | ND | TRUCK TRACTOR | 1 | 0 |
| Oct 15, 2024 | ND | STRAIGHT TRUCK | 7 | 5 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Dec 23, 2025 | 39111B5LNCDLNVL | License - Operate a CMV without a valid operators license issued by one State or jurisdiction | Driver Fitness | Yes |
| Oct 24, 2025 | 39216D | Driver - Failed to use seat belt while operating a CMV | Unsafe Driving | — |
| Oct 24, 2025 | 393100BC | Cargo - Cargo not secured to prevent leaking/spilling/blowing/falling from CMV | Vehicle Maintenance | Yes |
| Oct 24, 2025 | 393209ESPSRLF | Steering - Power steering reservoir low fluid | Vehicle Maintenance | — |
| Oct 24, 2025 | 39345DBAAL | Air Brake - Audible air leak at other than a proper connection | Vehicle Maintenance | Yes |
| Oct 24, 2025 | 39355C1B | Air Brake - Truck-tractor manufactured on or after March 1 1997 not equipped with an ABS system. System does not function or indicates a fault. | Vehicle Maintenance | — |
| Oct 24, 2025 | 39375A3TAOL | Tires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Vehicle Maintenance | Yes |
| Aug 28, 2025 | 39111B5LNCDLNVL | License - Operate a CMV without a valid operators license issued by one State or jurisdiction | Driver Fitness | Yes |
| Aug 28, 2025 | 39141APC | Medical (Certificate) - Operating a property-carrying vehicle without a valid medical certificate in possession or on file with the state drivers licensing agency | Driver Fitness | Yes |
| Aug 28, 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 | — |