Skip to main content
CaptainsGround

USCG Documented Vessel

RON MOOK

No. 509141Towing VesselValid
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
509141
Call sign
WDK3738
Flag
Us
Service
Towing Vessel
Self-propelled
Yes
Propulsion
Diesel Reduction
Hull material
Steel
Year built
1967

Dimensions & tonnage

Length
87.7 ft
Breadth
28.1 ft
Depth
9.6 ft
Gross tonnage
244 GT
Net tonnage
166 NT

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
January 30, 2026
Expires
January 31, 2027
Endorsements
Coastwise Unrestricted

Builder

Builder
Greenville Shipbuilding Corporation
Shipyard
Greenville Shipbldg Corp
Built at
Greenville, Ms, United States
Year built
1967

Hailing port

Hailing port
Memphis, Tn, United States
Managing owner (company)
Wepfer Marine Of Calvert City LLC
Managing owner location
Memphis, Tn

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.

Was this page helpful?

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.

Study the exam the way it's actually written.

Every question cited to 33/46 CFR, the COLREGs, and Bowditch. Try 5 free — no signup.

Ron Mook — USCG Documented Vessel 509141 · CaptainsGround