Dehn Oil Co is an active interstate carrier based in Ramsey, MN.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 1 | 0 | 0 |
| Tractors | 12 | 0 | 0 |
| Trailers | 4 | 0 | 0 |
| Total Power Units | 22 | ||
Distinct vehicles · 24 mo
vs 22 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 61% | 92% | Around peer average |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 84% | 96% | Worse than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 75% | 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 | 3 | — | 22.26% |
| Hazmat | 8 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 9 | 2 | 2 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Feb 26, 2026 | MN | STRAIGHT TRUCK | 4 | 3 |
| Feb 9, 2026 | MN | TRUCK TRACTOR | 1 | 0 |
| Dec 18, 2025 | MN | STRAIGHT TRUCK | 2 | 0 |
| Nov 20, 2025 | MN | TRUCK TRACTOR | 0 | 0 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 1 | 0.24 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 6 | 4.18 | — |
| Driver Fitness | 1 | 0.26 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 1 state. Top state MN accounts for 100% of activity. Activity outside home state (MN): 0%.
| Hazardous Materials Compliance | 2 | 1 | 0 |
| Driver Fitness | 1 | 1 | 0 |
| Unsafe Driving | 1 | 0 | 0 |
| Oct 16, 2025 |
| MN |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Oct 6, 2025 | MN | TRUCK TRACTOR | 0 | 0 |
| Jul 23, 2025 | MN | TRUCK TRACTOR | 2 | 0 |
| Jun 17, 2025 | MN | STRAIGHT TRUCK | 0 | 0 |
| Jun 9, 2025 | MN | TRUCK TRACTOR | 1 | 0 |
| May 26, 2025 | MN | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 26, 2026 | 1783456HMP | HM (Packaging) - DOT 406/407/412 supports and anchoring requirements. | Hazardous Materials Compliance | — |
| Feb 26, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Feb 26, 2026 | 39375GTAOW | Tires - All others weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Feb 26, 2026 | 39375GTFWETL | Tires - Front weight carried exceeds tire load limit | Vehicle Maintenance | Yes |
| Feb 9, 2026 | 39345DB | Air Brake - Audible air leak at a proper connection | Vehicle Maintenance | — |
| Dec 18, 2025 | 177817E2HMHC | HM (Highway Carriage) - Failing to have HM shipping papers readily accessible. | Hazardous Materials Compliance | — |
| Dec 18, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Jul 23, 2025 | 39395A1 | Emergency Equipment - Fire Extinguishers - no fire extinguisher present or not properly rated. | Vehicle Maintenance | — |
| Jul 23, 2025 | 3939AHLLH | Lighting - Headlamp(s) fail to operate on low and high beam | Vehicle Maintenance | — |
| Jun 9, 2025 | 39345B2BAIR | Air Brake - Hose/tubing damaged or not secured | Vehicle Maintenance | — |