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Malaysia flag

WM WATER MASTER I — Tug · IMO 9376579

MYUnder way using engine
World map showing the last known position of WM WATER MASTER I at 3° 34.340' N, 113° 5.904' E
NSEW
Current PositionLast report

WM WATER MASTER I was last reported under way in the South China Sea, at 3.5723° N, 113.0984° E, on 6 Aug 2026, 08:40 UTC. It was sailing from MUARA to MIRI with an ETA of 7 May 2026, 11:30 UTC.

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Under way using engine
Current Navigational Status
3.7 kn
Speed
29.0°
/ 0°
Course / Heading
3 m
Static Draught
3.2 m
Current Draught
ATD
Jul 29, 2025, 01:55 UTC
ETA
May 7, 2026, 11:30 UTC
From
MUARA
To
MIRI

Voyage Tracker

Brunei flag
MUARABNMUA
ATD
01:55 UTCJul 29, 2025
Malaysia flag
MIRIMYMYY
ETA
11:30 UTCMay 7, 2026
WM WATER MASTER I

WM WATER MASTER I

Identity

Tug
Type
Malaysia flagMY
Flag
9376579
IMO Number
533789000
MMSI
9WGG4
Call Sign

Specifications

31 m × 10 m
Length × Breadth
2006-01-01
Year Built
287 t
Deadweight
319 t
Gross Tonnage
N/A
Engine Power
BERJAYA DOCKYARD - MIRI, MALAYSIA
Builder
DET NORSKE VERITAS
Class Society
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Dive into the fleet, port, and flag state that WM WATER MASTER I is part of.

Flag State
All MY-flagged vessels
Browse every ship currently registered under the MY flag, with live AIS positions.
Vessel Type
Browse all Tugs
See the global fleet of tugs tracked on MarineRadar with live AIS data.
Departure Port
Port of MUARA
Port traffic, arrivals and live vessel positions for MUARA (BNMUA).
Destination Port
Port of MIRI
Arrivals, berth specifications, and live vessel traffic for MIRI (MYMYY).

About WM WATER MASTER I

Identity · Ownership · Class · Route

WM WATER MASTER I — Tug

Built in 2006, with a gross tonnage of 319 GT, and a dead weight of 287 tonnes, WM WATER MASTER I is a tug registered under the Malaysia flag. The vessel is built by BERJAYA DOCKYARD - MIRI, MALAYSIA.

WM WATER MASTER I route and voyage history

WM WATER MASTER I is currently on a voyage from MUARA to MIRI with an estimated arrival on 2026-05-07T11:30:00Z. The live route and current course of WM WATER MASTER I are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

WM WATER MASTER I is classed by DET NORSKE VERITAS, which inspects the vessel against its safety and structural rules. Vessels in the same class as WM WATER MASTER I can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 533789000
  • IMO: 9376579
  • Call sign: 9WGG4
  • Vessel type: Tug
  • Flag state: Malaysia

Frequently Asked Questions

Where is WM WATER MASTER I right now?+
WM WATER MASTER I was last reported under way in the South China Sea, on 6 Aug 2026, 08:40 UTC. It was sailing from MUARA to MIRI with an ETA of 7 May 2026, 11:30 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for WM WATER MASTER I?+
WM WATER MASTER I broadcasts MMSI 533789000 and is registered as IMO 9376579, with call sign 9WGG4 . The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is WM WATER MASTER I?+
WM WATER MASTER I is classified as a tug vessel registered under the MY flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full MY flag list at /flag/my.
How can I see the live position of WM WATER MASTER I?+
MarineRadar shows the latest AIS broadcast from WM WATER MASTER I above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is WM WATER MASTER I's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is WM WATER MASTER I?+
WM WATER MASTER I is classed by DET NORSKE VERITAS, the classification society responsible for inspecting the vessel against safety, structural and operational rules. As a tug, WM WATER MASTER I sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel. WM WATER MASTER I has a gross tonnage of 319 GT.

WM WATER MASTER I — Key Facts

MMSI
533789000
IMO number
9376579
Call sign
9WGG4
Vessel type
Tug
Flag state
MY
Navigation status
Under way using engine
Current speed
3.7 knots
Course over ground
29.0°
Heading
0°
Last known position
3.5723°, 113.0984°
Destination
MIRI
ETA
2026-05-07T11:30:00Z
Departure port
MUARA
Actual time of departure
2025-07-29T01:55:00Z
Current draught
3.2 m
Maximum static draught
3 m
Year built
2006-01-01
Gross tonnage
319
Dead weight
287 t
AIS last updated
2026-08-06T08:40:00Z