Where is Rockwater 1 now?

Voydar has no displayable AIS position for Rockwater 1 in this profile. A coverage gap does not establish whether the ship is transmitting or where it is now.

What kind of ship is Rockwater 1?

Rockwater 1 is a diving support vessel, built in 1983 by Shipyard De Hoop. The vessel is 98.4 m long with a beam of 18.5 m and has a gross tonnage of 4,905.

Who is recorded as the owner or manager of Rockwater 1?

Subsea 7 is recorded as Registered owner for Rockwater 1 (source: Wikidata). This source record does not independently confirm today’s ownership or management.

What sanctions and inspection records does Voydar hold for Rockwater 1?

Voydar has no matched sanctions record displayed for Rockwater 1 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 Rockwater 1. Missing records do not establish whether the ship has been detained.

Rockwater 1

Diving support vessel · built 1983

IMO8211746No AIS position on record

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In short

Rockwater 1 (Diving support vessel) has no AIS position on record with Voydar. Registered owner: Subsea 7 (source: Wikidata).

Vessel type: Diving support vessel
Flag: —
Year built: 1983
Gross tonnage: 4,905
Size (length × beam): 98 m × 18 m
Registered owner: Subsea 7

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Last reported position

No AIS position on record for this vessel. Identity and particulars are below.

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Identity & particulars

Name: Rockwater 1
IMO numberWhat is an IMO number?: 8211746
MMSIWhat is an MMSI?: —
Call signWhat is a call sign?: —
Flag: —
Vessel type: Diving support vessel
Gross tonnageGross tonnage vs deadweight: 4,905
Deadweight (DWT): Source: Wikidata, record Q83592680. Added to Voydar on September 23, 2026. Licence: CC0 1.0.1,530 t
Length overall: 98.4 m
Beam: 18.5 m
Year built: 1983

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.

Registered owner: Subsea 7
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026
Builder: Shipyard De Hoop
Source: Wikidata · reported · confidence 0.8 · retrieved Sep 22, 2026

Frequently asked questions

Where is Rockwater 1 now?: Voydar has no displayable AIS position for Rockwater 1 in this profile. A coverage gap does not establish whether the ship is transmitting or where it is now.
What kind of ship is Rockwater 1?: Rockwater 1 is a diving support vessel, built in 1983 by Shipyard De Hoop. The vessel is 98.4 m long with a beam of 18.5 m and has a gross tonnage of 4,905.
Who is recorded as the owner or manager of Rockwater 1?: Subsea 7 is recorded as Registered owner for Rockwater 1 (source: Wikidata). This source record does not independently confirm today’s ownership or management.
What sanctions and inspection records does Voydar hold for Rockwater 1?: Voydar has no matched sanctions record displayed for Rockwater 1 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 Rockwater 1. Missing records do not establish whether the ship has been detained.

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