License Plate MI E921780 (Michigan) — Petra Chemical Company Llc
USDOT 611557 · 2024 Polar Tank Trailer
Recorded vehicle, plate and carrier history
These are dated observations in the records available to us. They do not establish ownership, a sale, a transfer date, or continuous use between observations. The latest observation may not describe today’s vehicle or carrier.
| Observed dates | VIN | Plate | Reported carrier |
|---|---|---|---|
| 2026-04-23 | 3H6KF4324R3124595 | MI E921780 | PETRA CHEMICAL COMPANY LLC · USDOT 611557 |
| 2026-02-06 | 3H6KF4324R3124595 | MI E921780 | QUANTIX LIQUID TRANSPORTATION INC · USDOT 328103 |
Evidence: FMCSA inspection observations and retained snapshots of our vehicle records. Coverage is incomplete; an unreported change cannot be dated from these records.
Most recently recorded carrier for this plate
Petra Chemical Company Llc Active
- USDOT
- 611557
- MC
- 1070063
- Status
- Active
- Type
- Carrier & Shipper
- Based in
- Dallas, TX
- Power units
- 4
- Drivers
- 3
- Inspections (24 mo)
- 3
- Crashes (24 mo)
- 0
- Vehicle OOS rate
- 33.3%
Carrier recorded at the latest inspection in the available records (2026-04-23). This does not establish current ownership or confirm that the carrier still operates this vehicle.
View full carrier profile →Authority, insurance & bonds, safety scores, crash history, inspections and the full fleet list.This plate has also been operated by 1 other carrier (listed below).
What this means
License plate MI-E921780 appears in FMCSA inspection records 2 times. Recorded on one vehicle: VIN 3H6KF4324R3124595 (2024 Polar Tank Trailer). Operated by 2 different carriers (DOT numbers) over its inspection history. Most recent operating carrier: Petra Chemical Company Llc (USDOT 611557). Vehicle make on file: Polar Tank Trailer (POLA) (SEMI-TRAILER). No out-of-service violations are recorded under this plate in the available inspection records. Other violations may still be present.
About this plate
Commercial license plate MI-E921780 (Michigan) appears in FMCSA roadside inspection records tied to one commercial vehicle. Inspection activity under this plate runs from 2026-02-06 to 2026-04-23. The latest inspection was in Texas, a Level I — full inspection of the driver and the vehicle. That is outside the plate's issuing jurisdiction (Michigan).
Vehicle on this plate
This plate is associated with a single vehicle, a 2024 Polar Tank Trailer — VIN 3H6KF4324R3124595 (semi-trailer).
Combined inspection & out-of-service record
Across all vehicles on this plate there are 2 inspections on FMCSA record. No out-of-service violations appear in the available records under this plate. This does not mean that every inspection was free of other violations.
Operators
2 carriers have operated vehicles under this plate (most recent first): Petra Chemical Company Llc (USDOT 611557) on 2026-04-23; Quantix Liquid Transportation Inc (USDOT 328103) on 2026-02-06.