Base
IMO 9362401Singapore

Maersk Willemstadt (IMO 9362401) — Port Calls, Inspections & Compliance

Singapore · 2 arrivals in last 12 mo (↑ increasing) · 100% at CHARLESTON, SC · 23,894 GT

✓ Clear on 12 listsOperator screened against 6 lists · Owner screened against 6 lists

Total Port Calls

2

Unique Ports

1

Latest Arrival

2026-01-30

Vessel Compliance Snapshot

Deficiencies

Not on file

No USCG CGMix inspection record — foreign-flag vessels without recent US port calls may not appear in the registry

COFR

Valid

Expires 2028-04-29

Arrivals (12 mo)

2

↑

1 unique port

PSC Exams

28

0 detentions · medium risk

Jones Act

Not eligible

Jones Act coastwise trade requires US flag, US build, and US ownership

MMSI / Call Sign

9V7729

Call sign from CBP CF-1400; no ITU MARS radio station record

Data compiled from CBP CF-1400 Vessel Entrances, OpenSanctions, OFAC Sanctions, USCG NPFC COFR · As of 2026-04-26 · Updates weekly

Route Concentration

100% of this vessel's US port calls are at CHARLESTON, SC. High port concentration suggests a dedicated trade lane or terminal assignment.

Port Call History (2)

DatePortLast Foreign PortDockVoyage #Agent
2026-01-30CHARLESTON, SC—

via PHILADELPHIA, PA

STATE PIER 41 WANDO TERMINAL BERTHS 1-4 MM 9551NBERFU DOGAN
2025-11-14CHARLESTON, SC—

via PHILADELPHIA, PA

STATE PIER 41 WANDO TERMINAL BERTHS 1-4 MM 9540NBERFU DOGAN

Operator & Owner

USCG Records

Specifications, inspections, documents, and incidents

Certificate of Financial Responsibility

Source: USCG National Pollution Funds Center (OPA 90)

Status
Valid
Expires
2028-04-29
Days Until Expiry
734
VIN
L9362401
COFR Operator
MAERSK A/S

Port State Control Inspections

MEDIUM Risk
Total Exams
28
Detentions
0
Flag State
SINGAPORE
DateTypePortStatusResult
Jan 27, 2026Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Aug 29, 2025Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Jun 10, 2025Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Mar 22, 2025Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Nov 7, 2024Vessel InspectionNorth Charleston, South CarolinaAgency Action CompleteClear
Nov 7, 2024Vessel InspectionNorth Charleston, South CarolinaAgency Action CompleteClear
Oct 26, 2024Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Oct 22, 2024BoardingPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
May 3, 2024Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Nov 3, 2023Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Mar 20, 2023Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Jul 19, 2022Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Jan 14, 2022Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Mar 3, 2021Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Apr 5, 2019Vessel InspectionNorth Charleston, South CarolinaApproved InspectionClear
Apr 13, 2018Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Apr 3, 2018Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Mar 15, 2017Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Mar 29, 2016Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Jan 22, 2016Vessel InspectionNorth Charleston, South CarolinaAgency Action CompleteClear
Jan 16, 2016Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Nov 25, 2014Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Feb 18, 2014Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Oct 1, 2013Vessel InspectionPHILADELPHIA, PennsylvaniaAgency Action CompleteClear
Aug 7, 2012Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Aug 24, 2011Vessel InspectionPHILADELPHIA, PennsylvaniaApproved InspectionClear
Aug 8, 2011Vessel InspectionSTATEN ISLAND, New YorkApproved InspectionClear
Aug 7, 2011BoardingSTATEN ISLAND, New YorkAgency Action CompleteClear

Showing 10 of 28 examination records

Source: USCG Port State Information Exchange (PSIX)

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