SIREN (Oil tanker, Liberia flag) was last seen on AIS on Sep 30, 2026, 12:02 UTC, under way at 10.7 kn, in the Mediterranean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was FOR ORDERS (voyage report via AISstream.io global terrestrial AIS, received Sep 30, 2026, 09:40 UTC). This report does not confirm the ship’s current route.

What kind of ship is SIREN?

SIREN is an oil tanker sailing under the flag of Liberia, built in 2009 by Samsung Heavy Industries. The vessel is 274 m long with a beam of 48 m and has a gross tonnage of 81,502.

Who is recorded as the owner or manager of SIREN?

Eurotankers Inc is recorded as ISM manager for SIREN (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.

What sanctions and inspection records does Voydar hold for SIREN?

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

SIREN

Oil tanker · Liberia · built 2009 · AIS Class A

IMO9405423MMSI636023680Call sign5LOW8Last AIS position Sep 30, 2026, 12:02 UTC

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In short

SIREN (Oil tanker, Liberia flag) was last seen on AIS on Sep 30, 2026, 12:02 UTC, under way at 10.7 kn, in the Mediterranean Sea. 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 FOR ORDERS; its reported draught is 9 m (voyage report via AISstream.io global terrestrial AIS, received Sep 30, 2026, 09:40 UTC). ISM manager: Eurotankers Inc (source: EU MRV (THETIS-MRV) emissions, reporting years 2024–2025).

Vessel type: Oil tanker
Flag: Liberia
Year built: 2009
Gross tonnage: 81,502
Size (length × beam): 274 m × 48 m
ISM manager: Eurotankers Inc

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Last reported position

received Sep 30, 2026, 12:02 UTC

Position: 37.1569° N, 23.8292° E
Area: Mediterranean Sea
StatusWhat do AIS statuses mean?: Under way using engine
Speed: 10.7 kn
Course: 217°
Heading: 224°

37.1569° N, 23.8292° E

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Voydar detected no port call in the last 30 days.

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: SIREN
IMO numberWhat is an IMO number?: 9405423
MMSIWhat is an MMSI?: 636023680
Call signWhat is a call sign?: 5LOW8
Flag: Liberia
Vessel type: Detailed type from EU MRV (THETIS-MRV) emissionsOil tanker
AIS ship type: Tanker
Gross tonnageGross tonnage vs deadweight: 81,502
Deadweight (DWT): Source: Wikidata, record Q85982647. Added to Voydar on September 23, 2026. Licence: CC0 1.0.158,583 t
Length overall: 274 m
Beam: 48 m
Year built: 2009

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.

ISM manager: Eurotankers Inc
Source: EU MRV (THETIS-MRV) emissions · reporting years 2024–2025 · reported · confidence 0.9 · retrieved Sep 28, 2026
Builder: Samsung Heavy Industries
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

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
May 29, 2011	Reported departure from HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reported	USACE foreign traffic vessel entrances & clearances
May 29, 2011	Reported arrival at HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)Authority-reported	USACE foreign traffic vessel entrances & clearances
Dec 26, 2010	Reported departure from BeaumontAuthority-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.

Emissions & fuel consumption

Independently verified annual figures reported under the EU MRV regulation — public environmental data the incumbents don't surface.

Year	CO₂ emitted	Fuel burned	Time at sea	CO₂ / n mile
2018	25,204 t	8,048 t	163 days	524 kg
2019	13,524 t	4,312 t	81 days	698 kg
2020	9,903 t	3,175 t	59 days	529 kg
2021	10,827 t	3,463 t	77 days	552 kg
2022	14,586 t	4,670 t	90 days	561 kg
2023	9,951 t	3,181 t	72 days	598 kg
2024	4,321 t	1,385 t	53 days	469 kg
2025	3,129 t	1,003 t	33 days	336 kg

Technical efficiency: EEXI (2.83 gCO₂/t·nm). Source: European Commission / EMSA THETIS-MRV (EU Regulation 2015/757). Covers voyages to, from and within the EU/EEA.

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.

Reported by authorities Authority-reported

Port	Record	Date (UTC)	Berth	Source
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Departure	May 29, 2011(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Arrival	May 29, 2011(date only)	—	USACE foreign traffic vessel entrances & clearances
Beaumont USBPT	Departure	Dec 26, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
Beaumont USBPT	Arrival	Dec 25, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
Beaumont USBPT	Departure	Aug 6, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
Beaumont USBPT	Arrival	Aug 4, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Departure	May 27, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
HOUSTON SHIP CHANNEL, TX (HOUSTON, TX)	Arrival	May 27, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
Corpus Christi USCRP	Departure	May 22, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances
Corpus Christi USCRP	Arrival	May 22, 2010(date only)	—	USACE foreign traffic vessel entrances & clearances

Records published by the authority named on each row. Earliest record for this ship: May 22, 2010.

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 SIREN now?: SIREN (Oil tanker, Liberia flag) was last seen on AIS on Sep 30, 2026, 12:02 UTC, under way at 10.7 kn, in the Mediterranean Sea. Voydar has no more recent AIS position for this ship. Its current location cannot be established from this report. The crew-entered destination was FOR ORDERS (voyage report via AISstream.io global terrestrial AIS, received Sep 30, 2026, 09:40 UTC). This report does not confirm the ship’s current route.
What kind of ship is SIREN?: SIREN is an oil tanker sailing under the flag of Liberia, built in 2009 by Samsung Heavy Industries. The vessel is 274 m long with a beam of 48 m and has a gross tonnage of 81,502.
Who is recorded as the owner or manager of SIREN?: Eurotankers Inc is recorded as ISM manager for SIREN (source: EU MRV (THETIS-MRV) emissions; reporting years 2024–2025). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for SIREN?: Voydar has no matched sanctions record displayed for SIREN from the OFAC SDN list, the UK Sanctions List, the Canadian autonomous sanctions list, the EU list of designated vessels and the New Zealand Russia Sanctions Register. Coverage may be incomplete; this is not sanctions clearance. No matched inspection records are displayed for SIREN. Missing records do not establish whether the ship has been detained.

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