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HERCULES

Towing Vessel · Built 1960s · USCG Northwest District (CGD-NW) · Other hulls named HERCULES

HERCULES is a 1967 towing vessel. The Coast Guard has recorded 30 inspections since 1991, most recently in February 2026, along with 1 deficiency and 1 casualty investigation in 2006.

Records from 1991 to 2026. Most recent: inspection, 28 February 2026.

Built
1967
Last inspected
28 February 2026
Documentation
Valid · documentation file of 10 September 2026
Inspections
30
Deficiencies
1 recorded · 0 without a recorded resolution
Controls
None recorded without a removal date
Casualties
1 investigation · 2006
Inspected with
8 other vessels

Identity

US Official No.
509555
IMO number
8842442 View on MarineTraffic leaves Maury; a third-party site, nothing from it is stored here
Call sign
WDE2097
MISLE id
93491
Flag
UNITED STATES
MMSI
303442000
Maury page id
psix-93491

Inspections, by type

…physical examinations6
…administrative events8
…with no type recorded16
Years with a record 18 calendar years (1991–2026)
The 30 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)81.4 ft × 28.0 ft × 9.2 ft
Registered tonnagegross 128 / net 87
ITC dimensions (L × B × D)82.2 ft × 28.7 ft × 13.3 ft
ITC tonnagegross 160 / net 48
BuilderMANGONE SHIPBUILDING CO. · HOUSTON · built 1967
Hull materialSteel
PropulsionDiesel Reduction
Hull shapeNot recorded
Hull configurationNot recorded
Hailing portLA CONNER, WA
Trade endorsementsCoastwise, unrestricted, Registry
DocumentationValid · issued 1 April 2026 · expires 30 April 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 it160 - Convention (Subpart B), Gross Ton
128 - Regulatory (Subpart C or D), Gross Ton
48 - Convention (Subpart B), Net Ton
87 - Regulatory (Subpart C or D), 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

WDE2097MMSI 303442000 · active · compulsorily equipped · granted 1 September 2017, expires 31 October 2027
WBN2074MMSI 366887960 · expired · compulsorily equipped · granted 15 October 1997, cancelled 5 January 2008
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 · 8

The Coast Guard recorded this vessel and the following in the same inspection activity — normally a tug and the barges in its tow. A recreational or unclassed hull in the same activity is held and not published, so it does not appear here: these lists are a floor, not a complete manifest.

BARGE 411 Freight Barge · MISLE 48129 · 2 April 1997 · activity 36944KAHU Towing Vessel · MISLE 138921 · 2 April 1997 · activity 36944YUKON TRADER Freight Barge · MISLE 52459 · 11 November 1995 · activity 178739PRESIDENT HARRISON Freight Ship · MISLE 46786 · 14 March 1994 · activity 169161DANIEL FOSS Towing Vessel · MISLE 148647 · 14 March 1994 · activity 169161EIBE OLDENDORFF Freight Ship · MISLE 239691 · 14 March 1994 · activity 169161SEASPAN PACER Towing Vessel · MISLE 223006 · 29 December 1993 · activity 188090KARA Industrial Vessel · MISLE 244552 · 29 December 1993 · activity 188090

Inspection history · 30

28 February 2026 Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 8318049
20 March 2024 Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7912247
11 September 2023 COI Inspection
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7780302
12 December 2022 Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 7608426
28 May 2020 Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 6962750
22 August 2019 Administrative Inspection
Administrative · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 6791618
18 February 2019 Initial Certification
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 6612276
21 April 2014 Deficiency Check
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 4840660
27 January 2014 MTSA Verification · Industry Initiated Exam
Physical examination · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 4790484
16 October 2007 Deficiency Check · MTSA Verification
Physical examination · Sector Western Alaska and U.S. Arctic · USCG Arctic District (CGD-A) · Activity 3082716
16 December 2006 Type not recorded
No type recorded · Sector Puget Sound · USCG Northwest District (CGD-NW) · Activity 2843035
13 April 2006 Administrative Inspection
Administrative · Marine Safety Center (MSC) · Activity 2623959
28 March 2005 MTSA Verification
Physical examination · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 2321678
24 February 2005 Security Plan Amendment Review - ASP
Administrative · Marine Safety Center (MSC) · Activity 2298541
30 January 2004 Security Plan Review - VSP
Administrative · Marine Safety Center (MSC) · Activity 2013625
7 November 2003 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 1943712
31 October 2003 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 1943212
2 April 1997 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 36944
12 November 1995 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 188381
11 November 1995 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 178739
7 November 1995 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 68361
29 June 1995 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 172528
14 March 1994 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 169161
29 January 1994 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 167012
29 December 1993 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 188090
17 November 1993 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 130655
20 September 1993 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 140433
25 January 1993 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 114058
27 August 1992 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 55630
6 December 1991 Type not recorded
No type recorded · MSO PUGET SOUND · USCG Northwest District (CGD-NW) · Activity 77498

Deficiency record · 1

13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 28 February 2026 Resolved
Propulsion machinery, including main engines, reduction gears, shafting, bearings, and electrical equipment and systems, must be maintained to ensure proper operation. Vessel reported high temp level alarms on starboard main engine and took engine off line to discover impeller needs to be replaced. Vessel must replace impeller and ensure starboard engine is fully operational to the satisfaction of TPO and CG.
Condition: Invalid
Action required: 701 - Prior to carriage of passengers/cargo
Due 9 March 2026
Resolved 6 March 2026
Resolution: SPS received ABS report attesting the satisfactory repairs to the turbocharger.

Casualty record · 1

16 December 2006Routine · role: Involved in a Marine Casualty · activity 2843035
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.