CHIEF (IMO 8988492)
CHIEF is an Offshore Supply Ship built in 2004 and flying the United States of America flag, placing it in its 22nd year of service. The vessel reports a deadweight tonnage of 411 metric tonnes and a gross tonnage of 341. Given its specifications, it is configured for specialized offshore support operations. The vessel is classed by Other and is not an IACS member. There are no recent geographic observations recorded in the provided data. The vessel has operated under three former names and two former flag states throughout its history. No port state control (PSC) inspection records are on file for this vessel.
- Type: Offshore Supply Ship
- Flag: United States of America
- Year built: 2004
- MMSI: 367314340
- Call sign: WDD9641
- Gross tonnage: 341
- Deadweight: 411 t
- Last AIS position: 28°40.5′N · 090°9.4′W · Speed 16.4 kn · under way · received 15 October 2026 at 16:20 UTC
- Destination: ST-131K
- Arrival alert: rynda.io messages you by email or in Telegram when CHIEF arrives in port. Free for up to 3 vessels.
Frequently asked questions
What is the vessel type of CHIEF?
CHIEF is an Offshore Supply Ship. It was built in 2004 and is currently in its 22nd year of service.
What are the tonnage specifications for CHIEF?
The vessel has a deadweight tonnage of 411 metric tonnes. Its gross tonnage is recorded at 341.
What is the flag status of CHIEF?
The vessel currently flies the United States of America flag. It is categorized in the white band for the Paris MoU and the grey band for the Tokyo MoU.
How many former names has CHIEF had?
The vessel has been registered under 3 former names during its history. It has also operated under 2 different flags previously.
What is the PSC inspection history for CHIEF?
No port state control (PSC) inspection records are on file for this vessel.
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