Rk Oilfield Services Llc is an active interstate carrier based in Ponca City, OK.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 21 | 0 | 0 |
| Tractors | 47 | 0 | 0 |
| Trailers | 68 | 0 | 0 |
| Total Power Units | 68 | ||
Distinct vehicles · 24 mo
vs 68 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 62% | 91% | Around peer average |
| HOS Compliance | 67% | 95% | Around peer average |
| Driver Fitness | 74% | 94% | Around peer average |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 70% | 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 | 1 | — | 6.67% |
| Vehicle | 0 | 5 | — | 22.26% |
| Hazmat | 1 | 0 | 0.00% |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| Oct 1, 2025 | 0 | 0 | 1 | 1 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Vehicle Maintenance | 17 | 5 | 7 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 6, 2026 | OK | TRUCK TRACTOR | 0 | 0 |
| Feb 17, 2026 | OK | TRUCK TRACTOR | 0 | 0 |
| Feb 17, 2026 | OK | TRUCK TRACTOR | 2 | 2 |
| Jan 4, 2026 | OK | TRUCK TRACTOR | 0 | 0 |
| Dec 18, 2025 |
| Insp w/ Viol |
|---|
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 4 | 0.29 | — |
| HOS Compliance | 1 | 0.07 | — |
| Vehicle Maintenance | 10 | 5.72 | — |
| Driver Fitness | 1 | 0.15 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 3 states. Top state OK accounts for 96% of activity. Activity outside home state (OK): 4%.
| Unsafe Driving | 4 | 4 | 0 |
| Driver Fitness | 2 | 1 | 1 |
| Hazardous Materials Compliance | 1 | 0 | 0 |
| Hours-of-Service Compliance | 1 | 0 | 0 |
| OK |
| TRUCK TRACTOR |
| 0 |
| 0 |
| Nov 11, 2025 | OK | TRUCK TRACTOR | 0 | 0 |
| Sep 22, 2025 | OK | TRUCK TRACTOR | 0 | 0 |
| Aug 26, 2025 | OK | TRUCK TRACTOR | 0 | 0 |
| Aug 8, 2025 | OK | TRUCK TRACTOR | 0 | 0 |
| Jul 28, 2025 | OK | TRUCK TRACTOR | 1 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Feb 17, 2026 | 393110CC | Cargo - Insufficient tiedowns (with headerboard/blocking). At least one tiedown for every 10 feet of article length or fraction thereof | Vehicle Maintenance | Yes |
| Feb 17, 2026 | 39323LEU | Lighting - All electrical systems on towed vehicle(s) inoperative due to no electrical connection (e.g. unplugged or loose pigtail) | Vehicle Maintenance | Yes |
| Jul 28, 2025 | 3939ALSML | Lighting - Side marker lamp(s) inoperative | Vehicle Maintenance | — |
| Jun 13, 2025 | 3939ALSML | Lighting - Side marker lamp(s) inoperative | Vehicle Maintenance | — |
| Jun 13, 2025 | 393102BC | Cargo - Insufficient means to prevent vertical movement | Vehicle Maintenance | — |
| Jun 13, 2025 | 39345DBAAL | Air Brake - Audible air leak at other than a proper connection | Vehicle Maintenance | Yes |
| Jun 13, 2025 | 3939ALFTSI | Lighting - Front - Turn signal - inoperative | Vehicle Maintenance | — |
| Jun 3, 2025 | 39355D2B | Air Brake - ABS malfunction lamp defective on truck-tractor manufactured on or after March 1 2001 for towed vehicle. | Vehicle Maintenance | — |
| May 20, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |
| Feb 17, 2025 | 39216AD | Driver - Failed to use seat belt while operating a CMV. | Unsafe Driving | — |