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SILIA
SILIA is a 1992 towing vessel. The Coast Guard has recorded 19 inspections since 2003, most recently in October 2025, along with 46 deficiencies — 13 with no resolution recorded —, 2 operational controls and 2 casualty investigations between 2017 and 2019.
Records from 2003 to 2025. Most recent: inspection, 7 October 2025.
- Built
- 1992
- Last inspected
- 7 October 2025
- Documentation
- Case Pending · documentation file of 10 September 2026
- Deficiencies
- 46 recorded · 13 without a recorded resolution
- Controls
- None recorded without a removal date
- Casualties
- 2 investigations · 2017–2019
Identity
989334
WDG2034
382412
Flag
UNITED STATES
367511460, 368279750, 368280080
Maury page id
psix-382412
Inspections, by type
…with no type recorded4
…past their stated due date12
Years with a record
13 calendar years (2003–2025)
The 19 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)55.0 ft × 16.0 ft × 6.7 ft
Registered tonnagegross 49 / net 39
ITC dimensions (L × B × D)Not recorded
ITC tonnageNot recorded
BuilderFULTON SHIPYARD INC · ANTIOCH, CA, UNITED STATES · built 1992
Hull materialSteel
PropulsionDiesel
Hull shapeBox
Hull configurationMonohull
Hailing portSAN DIEGO, CA
Trade endorsementsCoastwise, unrestricted
DocumentationCase Pending · issued 13 March 2025 · expires 28 February 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 it39 - Simplified, Net Ton
49 - Simplified, Gross Ton
49 - 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
WDQ6782MMSI 367511460 · active · compulsorily equipped · granted 9 December 2025, expires 9 December 2035
WDN4329MMSI 368280080 · active · compulsorily equipped · granted 4 October 2022, expires 4 October 2032
WDN4289MMSI 368279750 · active · compulsorily equipped · granted 1 October 2022, expires 1 October 2032
WDG2034MMSI 367511460 · expired · compulsorily equipped · granted 6 December 2011, cancelled 5 February 2022
WCY5601MMSI 366969520 · cancelled · compulsorily equipped · granted 29 April 2008, cancelled 12 January 2016 · licensed under a name not among this hull’s recorded names (not shown)
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.
Inspection history · 19
7 October 2025
COI Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8229653
16 July 2025
Drydock Exam · Internal Structural Exam · Hull Examination · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 8186655
17 August 2023
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7770617
20 October 2022
Administrative Inspection · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7579176
4 August 2022
Deficiency Check · Administrative Inspection · Annual Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7524013
18 October 2021
Administrative Inspection
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7333683
12 October 2021
Administrative Inspection · Annual Inspection · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 7330987
14 May 2020
Initial Certification · Administrative Inspection
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6953462
7 November 2019
Type not recorded
No type recorded · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6907005
12 September 2018
Administrative Inspection
Administrative · Navigation Center · Activity 6538741
24 August 2017
Type not recorded
No type recorded · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 6459249
27 September 2013
Industry Initiated Exam · Administration · Deficiency Check
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 4724162
5 July 2013
Administration
Administrative · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 4641205
24 December 2012
Type not recorded
No type recorded · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 4510906
24 October 2012
Type not recorded
No type recorded · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 4479798
22 May 2012
Industry Initiated Exam
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 4318673
23 March 2010
DAPI Audit · Deficiency Check
Physical examination · USCG Southwest District (dp) · USCG Southwest District (CGD-SW) · Activity 3701514
14 March 2006
MTSA Verification
Physical examination · Sector San Francisco · USCG Southwest District (CGD-SW) · Activity 2602631
23 December 2003
Security Plan Review - ASP
Administrative · Marine Safety Center (MSC) · Activity 1978370
Deficiency record · 46
11 - Life Saving Appliances › N/A - No Subsystem › Lifejackets incl. provision and disposition
Issued 7 October 2025
No resolution recorded
For towing vessels with berthing aboard, a sufficient number of additional lifejackets must be carried so that a lifejacket is immediately available for persons at each normally manned watch station. Life jacket missing from operating station.
46 CFR 141.340(b)
11 - Life Saving Appliances › N/A - No Subsystem › Maintenance and inspections
Issued 7 October 2025
No resolution recorded
Each lifejacket must have a lifejacket light approved under approval series 161.012 or 161.112 securely attached to the front shoulder area of the lifejacket. 02 life jacket lights were inoperable.
46 CFR 141.430(g)(1)
11 - Life Saving Appliances › N/A - No Subsystem › Operational readiness of lifesaving appliances
Issued 7 October 2025
No resolution recorded
When the towing vessel is underway, the EPIRB must be stowed in its float-free bracket with the controls set for automatic activation and be mounted in a manner so that it will float free if the towing vessel sinks.
46 CFR 141.380(b)
11 - Life Saving Appliances › N/A - No Subsystem › Operational readiness of lifesaving appliances
Issued 7 October 2025
No resolution recorded
At least two lifebuoys on a towing vessel greater than 26 feet must be fitted with a floating electric water light approved under approval series 161.010 or 161.110, unless the towing vessel is limited to daytime operation, in which case no floating electric water light is required. Vessel missing electric lights.
46 CFR 141.360(c)(2)
11 - Life Saving Appliances › N/A - No Subsystem › Line-throwing appliance
Issued 7 October 2025
No resolution recorded
Each towing vessel operating in oceans and coastwise service must have a line throwing appliance approved under approval series 160.040. Vessel missing line throwing appliance.
46 CFR 141.385
09 - Working and Living Conditions › 092 - Working Conditions › Electrical
Issued 7 October 2025
No resolution recorded
Electrical systems and equipment must function properly and minimize system failures and fire and shock hazards. Dead end wires found outboard port main engine.
46 CFR 143.400(a)
09 - Working and Living Conditions › 092 - Working Conditions › Lighting (Working spaces)
Issued 7 October 2025
No resolution recorded
Each towing vessel must be equipped with at least two portable, battery-powered lights. One must be located in the pilothouse and the other at the access to the engine room. Vessel missing portable lights.
46 CFR 143.410(c)
07 - Fire Safety › N/A - No Subsystem › Other (fire safety)
Issued 7 October 2025
No resolution recorded
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. Center generator fuel filters found with plastic bowls.
46 CFR 143.205(a)
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)
Issued 7 October 2025
No resolution recorded
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. Leak found on steering gear STBD ram hose.
46 CFR 143.205(a)
07 - Fire Safety › N/A - No Subsystem › Other (fire safety)
Issued 7 October 2025
No resolution recorded
Electrical systems and equipment must function properly and minimize system failures and fire and shock hazards. Engine room light bulb in the overhead above STBD main engine was missing a cage/protective cover.
46 CFR 143.400(a)
09 - Working and Living Conditions › 091 - Living Conditions › Medical Equipment
Issued 7 October 2025
No resolution recorded
Each towing vessel must be equipped with an industrial type first aid cabinet or kit, appropriate to the size of the crew and operating conditions. Each towing vessel operating on oceans, coastwise, or Great Lakes routes must have a means to take blood pressure readings, splint broken bones, and apply large bandages for serious wounds. Vessel was missing first aid kit.
46 CFR 140.435
10 - Safety of Navigation › N/A - No Subsystem › Magnetic compass
Issued 7 October 2025
No resolution recorded
Towing vessels must be equipped with the following equipment, as applicable to the area of operation: Illuminated magnetic compass. Magnetic compass did not illuminate.
46 CFR 140.725(d)
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 7 October 2025
No resolution recorded
A towing vessel may not be operated without having onboard a valid COI issued by the Coast Guard as required by § 136.202. Did not issue COI to vessel due to documents and certificates not being available for inspection.
46 CFR 136.200(a)
01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)
Issued 17 August 2023
Resolved
Regardless of the option chosen to obtain a COI, upon obtaining a COI each towing vessel must then undergo a drydock and internal structural examination at the following intervals: A vessel that is exposed to salt water more than 6 months in any 12-month period since the last examination or initial certification must undergo a drydock and internal structural examination at least twice every 5 years, with not more than 36 months between examinations. Vessel has not conducted a drydock examination since receiving its initial COI in July 2020.
46 CFR 137.300(a)(1)
08 - Alarms › N/A - No Subsystem › Other (alarms)
Issued 2 December 2022
Resolved
Each towing vessel must have a reliable means to provide notification when an emergency condition exists or an essential system develops problems that require attention. The following alarms must be provided: (5) High bilge levels. Lazarette must be fitted with a high level alarm.
05 - Radio Communications › N/A - No Subsystem › Satellite EPIRB 406MHz/1.6GHz
Issued 4 August 2022
Resolved
EPIRB:(d) The owner or managing operator must maintain valid proof of registration. EPIRB registration is expired.
11 - Life Saving Appliances › N/A - No Subsystem › Lifejackets incl. provision and disposition
Issued 4 August 2022
Resolved
Each towing vessel must carry at least one appropriately-sized lifejacket, approved under approval series 160.002, 160.005, 160.055, 160.155, or 160.176, for each person on board. Vessel is missing one lifejacket.
11 - Life Saving Appliances › N/A - No Subsystem › Immersion suits
Issued 4 August 2022
Resolved
Each towing vessel operating in those regions [north of lat. 32 degrees N] must carry at least one appropriate-size immersion suit, approved under approval series 160.171, for each person onboard. Vessel is missing two immersion suits.
11 - Life Saving Appliances › N/A - No Subsystem › Other (life saving)
Issued 4 August 2022
Resolved
Each towing vessel must be equipped with an industrial type first aid cabinet or kit, appropriate to the size of the crew and operating conditions. Each towing vessel operating on oceans, coastwise, or Great Lakes routes must have a means to take blood pressure readings, splint broken bones, and apply large bandages for serious wounds. Vessel's first aid kit was expired and missing equipment per 46 CFR 140.435.
11 - Life Saving Appliances › N/A - No Subsystem › Other (life saving)
Issued 4 August 2022
Resolved
Each towing vessel operating in oceans and coastwise service must have a line throwing appliance approved under approval series 160.040. Vessel did not possess a line throwing device.
01 - Certificates & Documentation › 012 - Crew Certificates › Certificates for radio personnel
Issued 4 August 2022
Resolved
Each ship subject to the Bridge-to-Bridge Act must have on board a radio operator who holds a restricted radiotelephone operator permit or higher class license. Master's permit was not available for inspection. 47 CFR 80.163.
05 - Radio Communications › N/A - No Subsystem › Other (radio communication)
Issued 4 August 2022
Resolved
One ship station license will be granted for operation of all maritime services transmitting equipment on a vessel. Station license was not available for inspection. 47 CFR 80.13(b).
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 4 August 2022
Resolved
A record of the type, size, and service of each towline, face wire, and spring line, used to make the towing vessel fast to her tow, must be available to the Coast Guard or third-party auditor for review. The following minimum information is required in the record: The dates when examinations were performed, the identification of each item of towing gear examined, and the name(s) of the person(s) conducting the examinations. The record keeping for towing gear was not available for inspection.
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 4 August 2022
Resolved
No later than July 22, 2019, the owner or managing operator must implement a health and safety plan. The health and safety plan must document compliance with this part and include recordkeeping procedures. The health and safety plan was not available for inspection.
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 4 August 2022
Resolved
Employers must maintain records of chemical tests as provided in 49 CFR 40.333 and must make these records available to Coast Guard officials upon request. DAPI records for 2022 were not available for inspection.
04 - Emergency Systems › N/A - No Subsystem › Fire drills
Issued 4 August 2022
Resolved
Records of drills and instruction must be maintained in the TVR, official logbook, or in accordance with the TSMS applicable to the vessel. The record must include: (1) The date of the drill and instruction; (2) A description of the drill scenario and instruction topics; (3) The personnel involved. Records of drills and training were not available for inspection.
11 - Life Saving Appliances › N/A - No Subsystem › Lifebuoys incl. provision and disposition
Issued 4 August 2022
Resolved
Each lifebuoy on a towing vessel must: (4) Be marked in block capital letters with the name of the vessel. Lifebuoy is not marked with name of vessel.
02 - Structural Conditions › N/A - No Subsystem › Openings to cargo area, doors, ... scuttles
Issued 4 August 2022
Resolved
A master must ensure that all hatches, doors, and other openings designed to be watertight or weathertight function properly. The vessel’s watertight hatches are not watertight.
02 - Structural Conditions › N/A - No Subsystem › Other (Structural condition)
Issued 4 August 2022
Resolved
An existing vessel may be deemed by the OCMI to be in compliance with this subpart provided that the vessel has been both in satisfactory service insofar as structural adequacy is concerned and does not cause the structure of the vessel to be questioned by the [name withheld] on hatch aft of forepeak is rusted and needs to be repaired.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Bilge pumping arrangements
Issued 4 August 2022
Resolved
Each towing vessel must have a reliable means to provide notification when an emergency condition exists or an essential system develops problems that require attention, including high bilge levels. The towing vessel does not have high bilge level alarm in the void aft of engine room, which contains two through hull penetrations.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)
Issued 4 August 2022
Resolved
Machinery must be designed and maintained to provide for safe operation of towing vessel. There was significant chafing on the engine oil hose on vessel’s stbd engine.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)
Issued 4 August 2022
Resolved
All seals and gaskets must be properly maintained to prevent leaks of flammable or combustible liquid. The hose on the fwd side of engine room behind the 2nd generator is repaired and sealed through the use of clear tape, vessel operator to ensure that no flammable/combustible liquid is leaking from hose.
02 - Structural Conditions › N/A - No Subsystem › Openings to cargo area, doors, ... scuttles
Issued 4 August 2022
Resolved
A master must ensure that all hatches, doors, and other openings designed to be watertight or weathertight function properly. Weathertight door to accommodation space was not weathertight.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Other (machinery)
Issued 4 August 2022
Resolved
All seals and gaskets must be properly maintained to prevent leaks of flammable or combustible liquid. Pump forward of the starboard engine was observed to be leaking oil into the bilge. Leak must be repaired and bilge must be cleaned.
01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)
Issued 18 October 2021
Resolved
A towing vessel subject to this subchapter and choosing the Coast Guard inspection option, or required to have the Coast Guard inspection, must undergo and annual inspection within 3 months before or after the COI anniversary date. Vessel has exceeded 3 month date.
07 - Fire Safety › N/A - No Subsystem › Fire fighting equipment and appliances
Issued 12 October 2021
Resolved
The hose must be a lined commercial fire hose 15 meters (50 feet) in length. Vessel possessed one 100ft fire hose instead of a 50ft fire hose.
09 - Working and Living Conditions › 092 - Working Conditions › Machinery
Issued 12 October 2021
Resolved
Machinery systems must be designed and maintained to provide for safe operation of the towing vessel. Forward generator fuel hose has deep chafing and needs replacement.
11 - Life Saving Appliances › N/A - No Subsystem › Line-throwing appliance
Issued 12 October 2021
Resolved
Each towing vessel operating in oceans and coastwise service must have a line throwing appliance approved under approval series 160.040. Vessel did not possess a line throwing device.
09 - Working and Living Conditions › 092 - Working Conditions › Machinery
Issued 12 October 2021
Resolved
Fuel systems for towing vessel main engines and generators must have a documented maintenance plan to ensure proper operation of the system. Discovered severely corroded fuel return lines along the forward bulkhead. Vessel shall develop a maintenance/action plan to inspect the integrity of all fuel lines and timeline for replacement of lines found to be substandard.
11 - Life Saving Appliances › N/A - No Subsystem › Other (life saving)
Issued 14 May 2020
Resolved
Each towing vessel operating on oceans, coastwise, or Great Lakes routes must have a means to take blood pressure readings, splint broken bones, and apply large bandages for serious wounds. Provide a first aid kit appropriate to the size of the crew and voyage. Restricted to a Lakes, Bays and Sounds route until provided.
11 - Life Saving Appliances › N/A - No Subsystem › Inflatable liferafts
Issued 14 May 2020
Resolved
Survival craft must: Be readily accessible. Restricted to a Lakes, Bays and Sounds route until provided.
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 14 May 2020
Resolved
Prior to getting underway for the first time on a particular towing vessel, each crewmember must receive a safety orientation. Provide evidence of a safety orientation complying with 46 CFR 140.410(b)(1-10)
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 14 May 2020
Resolved
Individuals, who are not crewmembers, on board a towing vessel must receive a safety orientation prior to getting underway or as soon as practicable thereafter. Provide orientation paperwork in accordance with 46 CFR 140.415
01 - Certificates & Documentation › 011 - Ships Certificates › Other (certificates)
Issued 14 May 2020
Resolved
The owner or managing operator must implement procedures to identify and mitigate health and safety hazards, including but not limited to the 14 items in 46 CFR 140.510. Provide health and safety plan in accordance with 46 CFR 140 subpart E.
10 - Safety of Navigation › N/A - No Subsystem › Automatic Identification System (AIS)
Issued 12 September 2018
Resolved
IMO: Vsl is broadcasting invalid IMO #
Documentation › Logs/Records › Drug Test Records
Issued 23 March 2010
Resolved
Company does not have a Substance Abuse Professional (SAP) name and contact information, as required by 49 CFR 40.287.
Casualty record · 2
24 August 2017Routine · role: Involved in a Marine Casualty · activity 6459249
7 November 2019Routine · role: Involved in a Marine Casualty · activity 6907005
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.