Surveys
Underwater operations 04 thru 21 may by submersible shinkai 6500 and M/V yokosuka in area bound by 28-22.00N…
Philippine Sea · HYDROPAC 1481/24
- issued
- 2024-05-03 12:20Z
- status
- cancelled 2024-05-22 00:01Z (archive)
- self-cancels
- 2024-05-22 00:01Z
- authority
- NAVAREA XI 214/24 031201Z MAY 24.
- position
- 28.325, 140.575
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
PHILIPPINE SEA. DNC 12. 1. UNDERWATER OPERATIONS 04 THRU 21 MAY BY SUBMERSIBLE SHINKAI 6500 AND M/V YOKOSUKA IN AREA BOUND BY 28-22.00N 140-31.00E, 28-22.00N 140-38.00E, 28-17.00N 140-38.00E, 28-17.00N 140-31.00E. 2. CANCEL THIS MSG 220001Z MAY 24.
This area · survey operations
54 within 180 nm since 1999 · 0 in the last 12 months · 0 in force now
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24
- 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
- Underwater operations 24 may thru 09 jun by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2023-05-23
- Underwater operations 19 oct thru 05 nov by M/V yokosuka with submersible shinkai 6500 in areas bound by: a.…2022-10-18
- 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
Nearby now · within 120 nm
- Discoloured water observed in extending south for 5 miles, 2 mile wide, from 27-16.7N 140-56.6E at 120643Z octVolcanic · 65.8 nm
- 180500UTC issued at 180500UTC dec 2020 volcanic warning volcano name:nishino shima LOCATION:27-14.6N…Volcanic · 66.9 nm
- Discoloured water observedVolcanic · 68.5 nm
- Chichi shima, futami ko NR.3 light buoy, 27-04.9N 142-11.2E, L.LNav aids · 113.6 nm
Worldwide now
73 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.