What kind of ship is Masco Endeavor?

Masco Endeavor is an offshore supply vessel sailing under the flag of United States, built in 2004. The vessel is 46 m long with a beam of 10 m and has a gross tonnage of 571.

What sanctions and inspection records does Voydar hold for Masco Endeavor?

Voydar has no matched sanctions record displayed for Masco Endeavor from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Masco Endeavor. Missing records do not establish whether the ship has been detained.

Masco Endeavor

Offshore supply vessel · United States · built 2004 · AIS Class A

IMO8987905MMSI366994250Call signWDC2519Last AIS position Sep 28, 2026, 14:07 UTC

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In short

Masco Endeavor (Offshore supply vessel, United States flag) was last seen on AIS on Sep 28, 2026, 14:07 UTC, under way at 8.6 kn, in the Gulf of Alaska. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. Its crew-entered AIS destination is COOK INLET AK (voyage report via AISstream.io global terrestrial AIS, received Sep 28, 2026, 12:42 UTC). Managing owner (USCG): BLUE OCEAN MARINE LP (source: US Coast Guard — Merchant Vessels of the United States (documented vessels)).

Current voyage: from Wilmington (departed Sep 20, 2026, 13:00 UTC) to COOK INLET AK

Vessel type: Offshore supply vessel
Flag: United States
Year built: 2004
Gross tonnage: 571
Size (length × beam): 46 m × 10 m
Managing owner (USCG): BLUE OCEAN MARINE LP

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Last reported position

received Sep 28, 2026, 14:07 UTC

Position: 54.5273° N, 131.1277° W
Area: Gulf of Alaska
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 8.6 kn
Course: 347°
Heading: 350°

54.5273° N, 131.1277° W

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Last 30 days: 1 port call (Wilmington).

Port calls are detected by Voydar from AIS (at least 30 minutes slow inside a harbour area); see Port calls below.

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Identity & particulars

Name: Masco Endeavor
IMO numberWhat is an IMO number?: 8987905
MMSIWhat is an MMSI?: 366994250
Call signWhat is a call sign?: WDC2519
Flag: United States
Vessel type: Detailed type from WikidataOffshore supply vessel
AIS ship type: Other
Gross tonnageGross tonnage vs deadweight: 571
Deadweight (DWT): Source: Wikidata, record Q117078090. Added to Voydar on September 23, 2026. Licence: CC0 1.0.486 t
Length overall: 46 m
Beam: 10 m
Year built: 2004

A tag next to a value names the register that supplied it (hover or tap it for the record and date). Values without a tag come from the ship's own AIS broadcasts or from Wikidata. Position and identity are derived live from AIS.

Ownership & management

Each line shows where the fact comes from. Links backed by an identifier point to the company page.

Managing owner (USCG): BLUE OCEAN MARINE LP(not linked to a company record)
Source: US Coast Guard — Merchant Vessels of the United States (documented vessels) · reported · confidence 0.9 · retrieved Oct 6, 2026Coast Guard documentation record (2026-09 file) matched to this ship by IMO number and call sign. The managing owner is the company the Coast Guard has on record for the ship's certificate of documentation.
Ship radio licensee (FCC): Metson Marine Services, INC.(not linked to a company record)
Source: FCC Universal Licensing System — ship station licences · since 2024 · reported · confidence 0.9 · retrieved Oct 6, 2026Licence matched to this ship by MMSI and call sign. The licensee holds the radio licence; it is not necessarily the owner.

Timeline

Dated events for this ship from every source Voydar holds, newest first. Each line names its source; derived items say how they were derived.

Date	Event	Source
Sep 20, 2026, 13:00 UTC	Left WilmingtonAIS-detected	Voydar port-call detector (AIS geofence)
Sep 17, 2026, 05:55 UTC	Arrived at WilmingtonAIS-detected	Voydar port-call detector (AIS geofence)
Oct 16, 2012	Reported departure from Lake CharlesAuthority-reported	USACE foreign traffic vessel entrances & clearances
Oct 16, 2012	Reported departure from Lake CharlesAuthority-reported	USACE foreign traffic vessel entrances & clearances
Oct 14, 2012	Reported arrival at Lake CharlesAuthority-reported	USACE foreign traffic vessel entrances & clearances

Owner, operator and manager changes found by comparing yearly EU MRV reports are dated to the reporting year ("during 2025"), not to a day. Port calls here are the most recent only; the full lists are further down.

Port calls

Two kinds of evidence, kept apart: calls Voydar detected from the ship's AIS positions, and arrivals and departures published by port authorities and customs records.

Detected from AIS AIS-detected

Port	Arrived	Departed	Time in port
Wilmington USWTN	Sep 17, 2026, 05:55 UTC	Sep 20, 2026, 13:00 UTC	3 d 7 h

Detected by Voydar when the ship's AIS positions stayed slow inside a harbour area. Calls shorter than 30 minutes are not shown. Depends on AIS reception; detection started on June 8, 2026.

Reported by authorities Authority-reported

Port	Record	Date (UTC)	Berth	Source
Lake Charles USLCH	Departure	Oct 16, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
Lake Charles USLCH	Departure	Oct 16, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
Lake Charles USLCH	Arrival	Oct 14, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
Lake Charles USLCH	Arrival	Oct 13, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
Lake Charles USLCH	Departure	Apr 17, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
Lake Charles USLCH	Arrival	Apr 16, 2012(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances
CHANNEL TO ARANSAS PASS, TX	Departure	Oct 23, 2008(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: June 21, 2008.

Source: US Army Corps of Engineers, Waterborne Commerce Statistics Center (US CBP entrance/clearance records). Licence: US Government work — public domain.

Frequently asked questions

Where is Masco Endeavor now?: Masco Endeavor (Offshore supply vessel, United States flag) was last seen on AIS on Sep 28, 2026, 14:07 UTC, under way at 8.6 kn, in the Gulf of Alaska. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was COOK INLET AK (voyage report via AISstream.io global terrestrial AIS, received Sep 28, 2026, 12:42 UTC). This report does not confirm the ship’s current route.
What kind of ship is Masco Endeavor?: Masco Endeavor is an offshore supply vessel sailing under the flag of United States, built in 2004. The vessel is 46 m long with a beam of 10 m and has a gross tonnage of 571.
Who is recorded as the owner or manager of Masco Endeavor?: BLUE OCEAN MARINE LP is recorded as Managing owner (USCG) for Masco Endeavor (source: US Coast Guard — Merchant Vessels of the United States (documented vessels)). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Masco Endeavor?: Voydar has no matched sanctions record displayed for Masco Endeavor from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels, the New Zealand Russia Sanctions Register and the French national asset-freeze register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for Masco Endeavor. Missing records do not establish whether the ship has been detained.

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