Base
IMO 9400693United States

SUBSEA RESPONDER IV (IMO 9400693) — Port Calls, Inspections & Compliance

United States · 1 arrival in last 12 mo (↑ increasing) · 100% at PORT ARTHUR, TX · 3,382 GT

✓ Clear on 6 listsOperator screened against 6 lists

Total Port Calls

1

Unique Ports

1

Latest Arrival

2025-11-23

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 2028-03-02

Arrivals (12 mo)

1

↑

1 unique port

PSC Exams

25

0 detentions · medium risk

Jones Act

Not on fleet list

Flagged US but not listed in MARAD US-flag fleet registry — verify documentation

MMSI / Call Sign

WDD7141

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 PORT ARTHUR, TX. High port concentration suggests a dedicated trade lane or terminal assignment.

Port Call History (1)

DatePortLast Foreign PortDockVoyage #Agent
2025-11-23PORT ARTHUR, TXHIGH SEAS, GULF OF AMERICA(UF)HYDRA OFFSHORE CONSTRUCTION MM 2881026DAVID WILKES

Operator & Owner

Origin Countries (1)

CountryArrivalsShare
UF1
100%

Based on last foreign port of departure from CBP CF-1400 vessel entrance records.

USCG Records

Specifications, inspections, documents, and incidents

Certificate of Financial Responsibility

Source: USCG National Pollution Funds Center (OPA 90)

Status
Valid
Expires
2028-03-02
Days Until Expiry
676
VIN
L9400693
COFR Operator
HYDRA OPS, LLC

Port State Control Inspections

MEDIUM Risk
Total Exams
25
Detentions
0
Flag State
MARSHALL ISLANDS
DateTypePortStatusResult
Oct 4, 2024Vessel InspectionPort Arthur, TexasAgency Action CompleteClear
Sep 11, 2024Vessel InspectionMobile, AlabamaApproved InspectionClear
Dec 13, 2023Vessel InspectionHouma, LouisianaApproved InspectionClear
Aug 23, 2022Vessel InspectionPort Arthur, TexasAgency Action CompleteClear
May 24, 2022Vessel InspectionPort Arthur, TexasAgency Action CompleteClear
May 7, 2021Vessel InspectionLake Charles, LouisianaApproved InspectionClear
Mar 26, 2016Vessel InspectionHouma, LouisianaApproved InspectionClear
Mar 3, 2016Vessel InspectionHouma, LouisianaApproved InspectionClear
Mar 26, 2015Vessel InspectionHouma, LouisianaApproved InspectionClear
Jul 25, 2014Vessel InspectionHouma, LouisianaApproved InspectionClear
Jul 9, 2013Vessel InspectionHouma, LouisianaApproved InspectionClear
Jan 15, 2013Vessel InspectionMobile, AlabamaApproved InspectionClear
Jul 19, 2012Vessel InspectionHouma, LouisianaApproved InspectionClear
May 8, 2012Vessel InspectionTampa, FloridaApproved InspectionClear
Jan 18, 2012Vessel InspectionMobile, AlabamaApproved InspectionClear
Aug 2, 2011Vessel InspectionHouma, LouisianaApproved InspectionClear
Jul 28, 2010Vessel InspectionMobile, AlabamaApproved InspectionClear
Aug 11, 2009Vessel InspectionMobile, AlabamaAgency Action CompleteClear
Jul 27, 2009Vessel InspectionHouma, LouisianaApproved InspectionClear
Jul 27, 2009Vessel InspectionMobile, AlabamaAgency Action CompleteClear
Jul 7, 2009Vessel InspectionMobile, AlabamaAgency Action CompleteClear
Nov 25, 2008Vessel InspectionHouma, LouisianaApproved InspectionClear
Oct 20, 2008Vessel InspectionMobile, AlabamaApproved InspectionClear
Oct 11, 2006Vessel InspectionWashington, District of ColumbiaSecurity Plan Approved by MSCClear
Jun 5, 2007Vessel InspectionMobile, AlabamaApproved InspectionClear

Showing 10 of 25 examination records

Source: USCG Port State Information Exchange (PSIX)

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