Surveys
Underwater operations 22 sep thru 10 oct by M/V natsushima with submersibles within: a. ten miles of…
HYDROPAC 1696/02
- issued
- 2002-09-17 10:50Z
- status
- cancelled 2002-10-11 00:00Z (archive)
- cancels
- HYDROPAC 1663/02
- authority
- NAVAREA XI 598/02 170805Z SEP 02; WASHINGTON TIMES(AP) 16 SEP 02
- sea
- Philippine Sea
- position
- 29.814, 140.367
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER OPERATIONS 22 SEP THRU 10 OCT BY M/V NATSUSHIMA WITH SUBMERSIBLES WITHIN: A. TEN MILES OF 31-29.0N 139-58.0E. B. TWO MILES OF 31-15.5N 140-03.0E. C. FOUR MILES OF 26-42.0N 141-05.0E. 2. CANCEL HYDROPAC 1663/02(19,83). 3. CANCEL THIS MSG 11 OCT.
This area · survey operations
46 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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- Underwater operations 04 thru 21 may by submersible shinkai 6500 and M/V yokosuka in area bound by 28-22.00N…2024-05-03
- Underwater operations 01 thru 07 mar by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2024-02-29
- Underwater operations 20 oct thru 06 nov by shinkai 6500, mother ship and yokosuka in areas within three…2023-10-19
- Underwater operations 24 thru 28 aug by M/V yokosuka with submersible shinkai 6500 in area bound by…2023-08-23
- Survey operations in progress until 27 nov by M/V kaimei, towing 12000 meter long cable in area bound by…2022-11-20
- Underwater operations 20 thru 27 sep by M/V shinkai 6500, mother ship, and yokosuka with subersible in area…2022-09-19
Season · when survey operations happen here
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month of issue, all years in the archive
Timeline
Nearby now · within 120 nm
- 180500Z issued at 190200Z sepVolcanic · 98.9 nm
- Discoloured water observed in vicinity of 31-26.4N 140-03.0E at 180545Z sepVolcanic · 99 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.