Mason Dixon Energy Services Llc is an active interstate carrier based in Cameron, WV.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 22 | 74 | 0 |
| Tractors | 10 | 0 | 0 |
| Trailers | 43 | 0 | 0 |
| Total Power Units | 106 | ||
Distinct vehicles · 24 mo
vs 106 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 | 60% | 92% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 60% | 91% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 80% | 92% | 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 | 0 | — | 6.67% |
| Vehicle | 0 | 4 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2024 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 12 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Oct 27, 2025 | WV | STRAIGHT TRUCK | 0 | 0 |
| Oct 27, 2025 | WV | STRAIGHT TRUCK | 0 | 0 |
| Oct 9, 2025 | WV | STRAIGHT TRUCK | 3 | 1 |
| Sep 25, 2025 | PA | STRAIGHT TRUCK | 0 | 0 |
| Sep 5, 2025 |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 2 | 0.21 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 5 | 6.00 | — |
| Driver Fitness | 1 | 0.03 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state WV accounts for 60% of activity. Activity outside home state (WV): 40%.
| 5 |
| 4 |
| Unsafe Driving | 2 | 1 | 0 |
| Driver Fitness | 1 | 0 | 0 |
| WV |
| STRAIGHT TRUCK |
| 1 |
| 1 |
| Jul 31, 2025 | WV | STRAIGHT TRUCK | 1 | 0 |
| Jul 23, 2025 | WV | STRAIGHT TRUCK | 0 | 0 |
| Jul 7, 2025 | OH | TRUCK TRACTOR | 0 | 0 |
| Jun 27, 2025 | PA | TRUCK TRACTOR | 0 | 0 |
| Jun 2, 2025 | PA | STRAIGHT TRUCK | 2 | 1 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Oct 9, 2025 | 3939ALIL | Lighting - Identification lamp(s) inoperative | Vehicle Maintenance | — |
| Oct 9, 2025 | 3939ALLPL | Lighting - License plate lamp inoperative | Vehicle Maintenance | — |
| Oct 9, 2025 | 3939BLRLIWR | Lighting - Tail lamp - Both lamps on rearmost vehicle inoperative when required to be on | Vehicle Maintenance | Yes |
| Sep 5, 2025 | 393130BCHVE | Heavy Vehicles/Equipment - Improper securement of accessory equipment or articulated vehicles | Vehicle Maintenance | Yes |
| Jul 31, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Jun 2, 2025 | 3922SLLMF | State/Local Laws - Wheel (mud) flaps missing or defective | Vehicle Maintenance | — |
| Jun 2, 2025 | 393207FSDAS | Suspension - Deflated air suspension | Vehicle Maintenance | Yes |
| Jan 30, 2025 | 3922SLLCP | State/Local Laws - Operate a CMV while using a cellular phone | Unsafe Driving | — |
| Nov 6, 2024 | 39343DBMA | Brake - Breakaway not attached to the towing vehicle | Vehicle Maintenance | Yes |
| Oct 19, 2024 | 39395A | No/discharged/unsecured fire extinguisher | Vehicle Maintenance | — |