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SAN MARCOS

SAN MARCOS is a 2012 towing vessel. The Coast Guard has recorded 17 inspections since 2012, most recently in July 2026, along with 2 deficiencies and 5 casualty investigations between 2013 and 2024.

Records from 2012 to 2026. Most recent: inspection, 14 July 2026.

Built
2012
Last inspected
14 July 2026
Documentation
Valid · documentation file of 10 September 2026
Controls
None recorded without a removal date

Identity

WDG5730
1207181
Flag
UNITED STATES
367549670
Maury page id
psix-1207181

Inspections, by type

…with no type recorded9
Years with a record 11 calendar years (2012–2026)
The 17 inspections in the strip above, split by the kind of activity the US Coast Guard recorded. Years with a record are calendar years in which a record exists, not years in service. What Maury does not do.

Coast Guard record current through 13 September 2026, retrieved 18 September 2026 from PSIX. Every field on this page was recorded by the Coast Guard. Records for the Towing Vessel class in Maury's sources begin in 1980.

Documentation record

Registered dimensions (L × B × D)78.0 ft × 34.0 ft × 10.0 ft
Registered tonnagegross 177 / net 142
ITC dimensions (L × B × D)Not recorded
ITC tonnageNot recorded
Builderbuilt 2012
Hull materialSteel
PropulsionDiesel Reduction
Hull shapeShip
Hull configurationMonohull
Hailing portHOUSTON, TX
Trade endorsementsCoastwise, unrestricted
DocumentationValid · issued 18 November 2025 · expires 31 December 2026
Service, as the file records itTowing Vessel
Hull formpowered (Maury's inference from propulsion, hull shape, material and length, rule hf-1; not a recorded fact)
Tonnage as PSIX records it142 - Simplified, Net Ton
177 - Simplified, Gross Ton
Every line above is a field of the National Vessel Documentation Center's file as served by NOAA Fisheries, dated 10 September 2026, matched to this hull on its Official Number. Registered and ITC measurements are two systems and are never combined. One snapshot is held so far; documentation history begins with the next.

Radio station licence

WDG5730MMSI 367549670 · active · compulsorily equipped · granted 13 October 2022, expires 13 October 2032
FCC Universal Licensing System ship-station file of 6 September 2026, matched to this hull on its US Official Number. Status and dates are the file’s own. The licensee is not read from the file and is not shown. A lapsed licence’s MMSI is still the number the vessel transmitted under while it was valid.

Inspected as a tow unit · 11

Inspection history · 17

14 July 2026 Administrative Inspection
Administrative · Marine Safety Unit Port Arthur · USCG Heartland District (CGD-H) · Activity 8437874
23 June 2025 Damage Survey
Physical examination · Sector Mobile · USCG Heartland District (CGD-H) · Activity 8165864
21 April 2025 Type not recorded
No type recorded · Sector New Orleans · USCG Heartland District (CGD-H) · Activity 8116168
2 March 2025 Administrative Inspection
Administrative · Sector New Orleans · USCG Heartland District (CGD-H) · Activity 8086990
5 June 2024 Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 7929359
20 November 2023 Administrative Inspection
Administrative · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 7827692
30 January 2023 Type not recorded
No type recorded · Station Freeport · USCG Heartland District (CGD-H) · Activity 7630135
19 April 2022 Type not recorded
No type recorded · Station Sabine · USCG Heartland District (CGD-H) · Activity 7434365
20 October 2021 Initial Certification · Administrative Inspection
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 7336595
5 December 2019 Administrative Inspection
Administrative · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 6867719
4 December 2019 Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 6867352
21 February 2019 Type not recorded
No type recorded · Marine Safety Unit Port Arthur · USCG Heartland District (CGD-H) · Activity 6630088
25 May 2016 Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5886418
11 March 2016 MTSA Verification · Industry Initiated Exam
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5831600
15 December 2014 Type not recorded
No type recorded · Marine Safety Unit Baton Rouge · USCG Heartland District (CGD-H) · Activity 5039879
20 July 2013 Type not recorded
No type recorded · Marine Safety Unit Texas City · USCG Heartland District (CGD-H) · Activity 4672521
3 December 2012 Industry Initiated Exam · MTSA Verification
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 4495824

Deficiency record · 2

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 23 June 2025 Resolved
Machinery and electrical systems must be designed and maintained to provide for safe operation of the towing vessel and safety of persons onboard under normal and emergency conditions. Vessel reported loss of propulsion on port engine. Vessel movement is restricted upon arrival to berth for repairs. Repairs shall be conducted in accordance with the vessel's TSMS procedures. Repair report must be provided to the OCMI for review and approval prior to code 60 rescission. Cite: 46 CFR 143.205(c) Action Taken: 60ac
Condition: Improper/Lack of Maintenance
Action required: 60 - Rectify deficiencies prior to movement
Resolved 25 June 2025
Resolution: Received ABS and tech report attesting to repairs
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 5 December 2019 Resolved
Machinery and electrical systems to include propulsion machinery must be designed and maintained to provide for safe operation of the towing vessel and safety of persons onboard under normal and emergency conditions. Vessel loss propulsion while outbound from kirby fleeting area.
Condition: Placed in Improper Service
Action required: 60 - Rectify deficiencies prior to movement
Due 5 December 2019
Resolved 5 December 2019
Resolution: Received TPO (ABS) survey report attesting to propulsion system diagnostics.

Casualty record · 5

20 July 2013Routine · role: Involved in a Marine Casualty · activity 4672521
25 May 2016Routine · role: Involved in a Marine Casualty · activity 5886418
21 February 2019Routine · role: Involved in a Marine Casualty · serious marine incident, as classified · activity 6630088
4 December 2019Routine · role: Involved in a Marine Casualty · activity 6867352
5 June 2024Routine · role: Involved in a Marine Investigation (non-casualty) · activity 7929359
Each line is an incident investigation the Coast Guard recorded with this hull among the vessels involved, with the date and the classification the Coast Guard gave it, and the bridge, lock or dam the investigation names where it names one. Involvement is not fault. The investigation narrative is not published. Source: IIR, through 2026.

Ownership record

The Coast Guard's documentation record for this hull -- the Abstract of Title, with its owners and liens as filed -- is not in PSIX. Ask, and Maury buys it from the National Vessel Documentation Center, files it here with its date, and every reader of this page gets it.