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USCG Documented Vessel

OVERSEAS SANTORINI

No. 1243820Tank ShipValid
Data as of · Source: U.S. Coast Guard
Every answer cited & verifiedAll 4 USCG exam modulesReviewed by a former NMC exam writer

Vessel particulars

Official number
1243820
IMO number
9435909
Call sign
WOSI
Flag
Us
Service
Tank Ship
Self-propelled
Yes
Propulsion
Diesel Reduction
Hull material
Steel
Year built
2010

Dimensions & tonnage

Length
576.3 ft
Breadth
105.6 ft
Depth
62.6 ft
Gross tonnage
29433 GT
Net tonnage
14107 NT
Deadweight
51662 tons

Documentation

A Certificate of Documentation (COD) is the U.S. Coast Guard’s federal record of a vessel’s nationality and ownership — a national alternative to state titling for eligible vessels. Learn how it differs from state registration in the registration vs documentation guide.

COD status
Valid
Issued
November 25, 2025
Expires
November 30, 2026
Endorsements
Registry

Builder

Builder
Hyundai Mipo Dockyard Co Ltd
Built at
Ulsan, Korea, Republic Of
Year built
2010

Hailing port

Hailing port
Wilmington, De, United States
Managing owner (company)
Santorini Tanker LLC
Managing owner location
Tampa, Fl

Planning to run this boat as a charter or take paying passengers? Carrying up to six for hire needs an OUPV “six-pack” captain’s license.

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Independent reference tool — not affiliated with, endorsed by, or sponsored by the U.S. Coast Guard or the National Maritime Center. Vessel data is derived from public USCG sources and may lag official records; always verify with the issuing authority.

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Overseas Santorini — USCG Documented Vessel 1243820 · CaptainsGround