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BUTTERCUP
BUTTERCUP is a 2008 towing vessel. The Coast Guard has recorded 23 inspections since 2008, most recently in November 2025, along with 3 deficiencies and 6 casualty investigations between 2011 and 2021.
Records from 2008 to 2025. Most recent: inspection, 17 November 2025.
- Built
- 2008
- Last inspected
- 17 November 2025
- Documentation
- Valid · documentation file of 10 September 2026
- Deficiencies
- 3 recorded · 0 without a recorded resolution
- Controls
- None recorded without a removal date
- Casualties
- 6 investigations · 2011–2021
Identity
1216548
WDG6177
989203
Flag
UNITED STATES
367554310
Maury page id
psix-989203
Inspections, by type
…with no type recorded15
Years with a record
14 calendar years (2008–2025)
The 23 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 × 26.0 ft × 8.5 ft
Registered tonnagegross 95 / net 76
ITC dimensions (L × B × D)Not recorded
ITC tonnageNot recorded
BuilderSISCO MARINE LLC · PANAMA CITY, FL, UNITED STATES · built 2008
Hull materialSteel
PropulsionDiesel Reduction
Hull shapeShip
Hull configurationMonohull
Hailing portPORTLAND, OR
Trade endorsementsCoastwise, unrestricted, Registry
DocumentationValid · issued 23 April 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 it95 - Simplified, Gross Ton
76 - Simplified, Net Ton
76 - 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
WDG6177MMSI 367554310 · active · compulsorily equipped · granted 12 October 2022, expires 21 November 2032
WDE6649MMSI 367382870 · cancelled · compulsorily equipped · granted 1 November 2008, cancelled 9 November 2012
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 · 13
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.
MGI 2332 Tank Barge · MISLE 987970 · 2 June 2015 · activity 5147696LIZ SLOSS Towing Vessel · MISLE 1159458 · 27 February 2015 · activity 5091043KIRBY 27705 Tank Barge · MISLE 33259 · 22 March 2014 · activity 4821272KIRBY 27706 Tank Barge · MISLE 33265 · 22 March 2014 · activity 4821272GIBB GILCHRIST Passenger (Inspected) · MISLE 49015 · 22 March 2014 · activity 4821272BAYOU COMMANDER Towing Vessel · MISLE 100634 · 22 March 2014 · activity 4821272UNCLE NU Towing Vessel · MISLE 187125 · 22 March 2014 · activity 4821272ROBERT C LANIER Passenger (Inspected) · MISLE 360572 · 22 March 2014 · activity 4821272ALBERT Towing Vessel · MISLE 398990 · 22 March 2014 · activity 4821272TOMMY GALE Towing Vessel · MISLE 413180 · 22 March 2014 · activity 4821272SUMMER WIND Freight Ship · MISLE 448432 · 22 March 2014 · activity 4821272JANNES H Freight Ship · MISLE 1168593 · 22 March 2014 · activity 4821272MISSION Towing Vessel · MISLE 1178245 · 22 March 2014 · activity 4821272Inspection history · 23
17 November 2025
COI Inspection · Administrative Inspection
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 8269526
8 June 2025
Administrative Inspection
Administrative · Marine Safety Unit Texas City · USCG Heartland District (CGD-H) · Activity 8154440
4 June 2025
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 8167195
3 June 2024
Type not recorded
No type recorded · Station Sabine · USCG Heartland District (CGD-H) · Activity 7926886
19 January 2022
Type not recorded
No type recorded · Station Sabine · USCG Heartland District (CGD-H) · Activity 7382993
18 June 2021
Type not recorded
No type recorded · Marine Safety Unit Port Arthur · USCG Heartland District (CGD-H) · Activity 7234595
8 April 2021
Type not recorded
No type recorded · Station Sabine · USCG Heartland District (CGD-H) · Activity 7177596
25 November 2020
Initial Certification · Administrative Inspection
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 7102059
30 December 2019
Administrative Inspection · Deficiency Check
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 6880640
22 February 2018
MTSA Verification · Industry Initiated Exam · Administration
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 6359383
9 May 2017
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 6141962
2 June 2015
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5147696
15 May 2015
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5128788
27 February 2015
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5091043
9 October 2014
MTSA Verification · Industry Initiated Exam
Physical examination · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 5002308
22 March 2014
Type not recorded
No type recorded · Marine Safety Unit Texas City · USCG Heartland District (CGD-H) · Activity 4821272
18 January 2014
Type not recorded
No type recorded · Marine Safety Unit Port Arthur · USCG Heartland District (CGD-H) · Activity 4785490
1 March 2013
Type not recorded
No type recorded · Marine Safety Unit Texas City · USCG Heartland District (CGD-H) · Activity 4544441
17 January 2013
Type not recorded
No type recorded · Sector Houston/Galveston · USCG Heartland District (CGD-H) · Activity 4517986
4 September 2012
Type not recorded
No type recorded · Sector Mobile · USCG Heartland District (CGD-H) · Activity 4438104
28 June 2011
DAPI Audit · Industry Initiated Exam
Physical examination · Sector New Orleans · USCG Heartland District (CGD-H) · Activity 4061403
20 April 2011
Type not recorded
No type recorded · Sector New Orleans · USCG Heartland District (CGD-H) · Activity 3996380
16 November 2008
Administration
Administrative · Sector New Orleans · USCG Heartland District (CGD-H) · Activity 3364286
Deficiency record · 3
10 - Safety of Navigation › N/A - No Subsystem › Automatic Identification System (AIS)
Issued 8 June 2025
Resolved
Duty Marine Inspector received report of AIS electrical
issue. The indicator was malfunctioning during transit
near ICW 285. Vessel was directed by VTS to proceed to
Galveston Pier15. Vessel shall effect repairs to the
satisfaction of the TPO, provide report to the USCG.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 30 December 2019
Resolved
Propulsion machinery, including main engines, reduction gears, shafting, bearings, and electrical equipment and systems, must be maintained to ensure proper operation.
Vessel experienced a loss of Propulsion to STBD engine while enroute to bunering operations.
13 - Propulsion and Auxiliary Machinery › N/A - No Subsystem › Propulsion main engine
Issued 30 December 2019
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 experienced a loss of Propulsion to STBD engine while enroute to bunering operations.
Casualty record · 6
20 April 2011Routine · role: Involved in a Marine Casualty · activity 3996380
4 September 2012Routine · role: Involved in a Marine Casualty · activity 4438104
17 January 2013Routine · role: Involved in a Marine Casualty · activity 4517986
1 March 2013Routine · role: Acknowledged Pollution Source · activity 4544441
22 March 2014Major Marine Casualty · role: Transiting Vicinity of Primary Subject · serious marine incident, as classified · activity 4821272
18 June 2021Routine · role: Involved in a Marine Casualty · activity 7234595
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.
Recorded names · 1
CALLI ROSE (2011–2012). Names as the Coast Guard recorded them in incident records, with the years they appear; some are renames and some are spelling variants.
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.