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THOMAS X. GRASSO
Towing Vessel · Built 2020s · USCG Great Lakes District (CGD-GL) · Other hulls named THOMAS X. GRASSO
THOMAS X. GRASSO is a 2025 towing vessel. The Coast Guard has recorded 3 inspections since 2023, most recently in September 2025, along with 1 deficiency and 1 casualty investigation in 2025.
Records from 2023 to 2025. Most recent: inspection, 30 September 2025.
- Built
- 2025
- Last inspected
- 30 September 2025
- Documentation
- Valid · documentation file of 10 September 2026
- Deficiencies
- 1 recorded · 0 without a recorded resolution
- Controls
- None recorded without a removal date
- Casualties
- 1 investigation · 2025
Identity
1356321
WDQ4239
1806145
Flag
UNITED STATES
368423760
Maury page id
psix-1806145
Inspections, by type
The 3 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)64.5 ft × 22.0 ft × 9.0 ft
Registered tonnagegross 85 / net 68
ITC dimensions (L × B × D)Not recorded
ITC tonnageNot recorded
BuilderBLOUNT BOATS INC · WARREN, RI, UNITED STATES · built 2025
Hull materialSteel
PropulsionDiesel Reduction
Hull shapeShip
Hull configurationMonohull
Hailing portWaterford, NY
Trade endorsementsCoastwise, unrestricted
DocumentationValid · issued 13 May 2026 · expires 31 May 2027
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 it85 - Simplified, Gross Ton
68 - Simplified, Net Ton
68 - Simplified, Net 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
WDQ4239MMSI 368423760 · active · compulsorily equipped · granted 11 June 2025, expires 11 June 2035
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 · 3
30 September 2025
Type not recorded
No type recorded · Sector Eastern Great Lakes · USCG Great Lakes District (CGD-GL) · Activity 8250086
11 August 2025
COI Inspection · Administrative Inspection
Physical examination · Marine Safety Unit Thousand Islands · USCG Great Lakes District (CGD-GL) · Activity 8203789
7 September 2023
Internal Structural Exam · Initial Certification · Drydock Exam · Construction Oversight
Physical examination · Sector Southeastern New England · USCG Northeast District (CGD-NE) · Activity 7787509
Deficiency record · 1
01 - Certificates & Documentation › 011 - Ships Certificates › Certificate of Inspection (COI)
Issued 21 July 2025
Resolved
Conduct a new to zone COI inspection and drills prior to commercial service to include;
-USCG Routes and Conditions.
-Merchant Mariner Credentials (MMC) iaw 46 CFR, Part 15.
-Crew Training Records iaw 46 CFR, Part 140.
-Drug and Alcohol Plan and pre- employment testing iaw 46 CFR, Part 16.
-Garbage Management Plan iaw 33 CFR, Part 151.
-Towing Vessel Record (TVR) iaw 46 CFR, Part 140.
-Navigation Assessment iaw 46 CFR 140.635
-Charts or Maps and publications iaw 46 CFR 140.705
-Health and Safety Plan iaw 46 CFR, Part 140.
-Inspect towing gear and verify record of tow gear iaw 46 CFR 140.820.
-Emergency drills and instructions iaw 46 CFR 140.420.
Casualty record · 1
30 September 2025Routine · role: Involved in a Marine Casualty · at PARKER STREET BRIDGE · activity 8250086
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.