NAVPHIL 187/26

Hydrographic survey by MV OCEAN VANGUARD in West Philippine Sea

Activeuntil 06 Dec 2026, 16:00 UTC (in 24 days)Received 01 Oct 2026, 10:31 UTC

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NAVPHIL 187/26 WEST PHILIPPINE SEA. CHART 2200. 1. HYDROGRAPHIC SURVEY IN PROGRESS UNTIL 051600 UTC DEC 2026 BY MV OCEAN VANGUARD, ALONG A LINE JOINING: 21-53.39N 122-49.24E, 16-51.64N 120-22.68E, 17-01.06N 119-44.71E, 07-40.00N 116-29.96E. 2. CANCEL THIS MSG 061600 UTC DEC 2026.

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Analysis

Activeuntil 06 Dec 2026, 16:00 UTC (in 24 days)

A hydrographic survey is in progress in the West Philippine Sea by MV OCEAN VANGUARD along specified tracklines. Activity is stated to continue until 05 December 2026 at 1600 UTC. Message to be cancelled at 06 December 2026 1600 UTC. Mariners should be aware of survey operations on the listed tracklines.

Type: Survey operations · severity moderate
Feed: Survey operationsAll warnings of this kind on the map, or as an API feed.
Location: West Philippine Sea
Validity: Until 06 Dec 2026, 16:00 UTCHYDROGRAPHIC SURVEY IN PROGRESS UNTIL 051600 UTC DEC 2026 ... CANCEL THIS MSG 061600 UTC DEC 2026.
Activity periods: ? - 05 Dec 2026, 16:00 UTC (survey in progress until 051600 UTC Dec 2026)
Hazards: hydrographic survey operations

Worked out automatically from the warning text on 01 Oct 2026, 10:37 UTC. It can be wrong: the official warning text is the authority.

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