粤航警342/26
3D seismic survey in part of the South China Sea, 4 Jun to 27 Nov
Warning text
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Open on the full mapAnalysis
No longer in forceFrom 4 June to 27 November 2026, two vessels (海洋石油719 and 海洋石油720) will carry out 3D seismic acquisition inside the area bounded by four positions in the South China Sea. Mariners are warned to keep clear and take avoiding action. No safety distance or contact details are provided in the notice.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- South China Sea, area bounded by the four positions given
- Validity
- From 04 Jun 2026, 00:00 UTC
Until 27 Nov 2026, 23:59 UTC6月4日至11月27日 - Activity periods
- 04 Jun 2026, 00:00 UTC - 27 Nov 2026, 23:59 UTC (daily continuous from 4 Jun to 27 Nov (dates as given))
- Hazards
- 3D seismic acquisition, towed seismic equipment
Worked out automatically from the warning text on 30 Sept 2026, 00:31 UTC. It can be wrong: the official warning text is the authority.
The whole analysis comes with Lagom
This warning's analysis also has:
- Action for mariners
- Ships named
- Translations
- Nearby lights and rescue centres
The action for mariners, the keep-clear distance, contacts, ships named, translations and the nearby lights and rescue centres come with Lagom and every higher plan, and with the API plans. The official warning text above is always free.