Surveys

Underwater operations 13 thru 17 may by M/V natsushima with submersible: a. in area between 32-02.0N…

Western North Pacific · Japan · Nampo Shoto · HYDROPAC 953/10

issued
2010-05-08 09:46Z
status
cancelled 2010-05-18 00:01Z (archive)
authority
NAVAREA XI 314/10 080743Z MAY 10.
sea
Philippine Sea
position
28.575, 140.643
source
nga_json · first seen 2026-08-17 13:38Z

Original warning text

WESTERN NORTH PACIFIC.
JAPAN.
NAMPO SHOTO.
1. UNDERWATER OPERATIONS 13 THRU 17 MAY
   BY M/V NATSUSHIMA WITH SUBMERSIBLE:
   A. IN AREA BETWEEN
      32-02.0N 32-10.0N AND 139-46.0E 139-56.0E.
   B. WITHIN TWO MILES OF 35-00.9N 139-13.3E.
   C. WITHIN THREE MILES OF 28-34.3N 140-38.6E.
2. CANCEL THIS MSG 18 MAY.

This area · survey operations

56 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now

99
00
05
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24

Season · when survey operations happen here

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F
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A
M
J
J
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month of issue, all years in the archive

Nearby now · within 120 nm

Worldwide now

83 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.