Surveys

Underwater operations 03 thru 14 sep by M/V yokosuka with submersible in areas between: a. 07-30N 08-45N and…

Western North Pacific · Philippine Sea · HYDROPAC 2607/13

issued: 2013-08-30 00:03Z
status: cancelled 2013-09-15 00:01Z (archive)
authority: NAVAREA XI 645/13 292327Z AUG 13.
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
PHILIPPINE SEA.
1. UNDERWATER OPERATIONS 03 THRU 14 SEP BY
   M/V YOKOSUKA WITH SUBMERSIBLE
   IN AREAS BETWEEN:
   A. 07-30N 08-45N AND 129-30E 132-00E.
   B. 09-00N 09-45N AND 129-40E 130-30E.
   C. 08-30N 09-50N AND 134-30E 135-10E.
   D. 11-38N 11-40N AND 143-02E 143-04E.
2. CANCEL THIS MSG 15 SEP 13.

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

84 survey operations in force · see all

Surveys

Hydrographic and scientific survey vessels, often towing long arrays. All current survey operations →

Not for navigation. This is a re-rendering of an official navigational warning for awareness; mariners must use official NAVAREA broadcasts and their national MSI service.