NW 395/26
Hydrographic survey near approaches to Samcheok Hang on 12 Nov
Warning text
Positions open on the mapLocation map
Open on the full mapAnalysis
Scheduledstarts 11 Nov 2026, 15:00 UTC (in 25 h)A hydrographic (channel) survey will be carried out close to the north breakwater at Samcheok Hang. The survey area is a small quadrilateral immediately north of Samcheok harbour. Activity is scheduled for 12 Nov 0000-2400 KST (UTC+9). Mariners are advised to take care when transiting the area.
- Type
- Survey operations · severity moderate
- Feed
- Survey operationsAll warnings of this kind on the map, or as an API feed.
- Location
- East coast - approaches to Samcheok Hang
- Validity
- From 11 Nov 2026, 15:00 UTC
Until 12 Nov 2026, 15:00 UTC12 NOV 0000-2400. TIMES ARE KOREAN STANDARD TIME (UTC+9). - Activity periods
- 11 Nov 2026, 15:00 UTC - 12 Nov 2026, 15:00 UTC (12 Nov 0000-2400 KST (UTC+9))
- Hazards
- hydrographic survey, survey vessel operations
Worked out automatically from the warning text on 10 Nov 2026, 08:57 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
- Charts
- 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.