Surveys
Underwater operations 17 thru 25 may by M/V yokosuka with submersible in area bound by 17-30N 140-00E,…
Western North Pacific · Philippine Sea · Guam · HYDROPAC 1682/17
- issued
- 2017-05-12 15:48Z
- status
- cancelled 2017-05-26 00:01Z (archive)
- authority
- NAVAREA XI 318/17 121547Z MAY 17.
- position
- 14.493, 141.944
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC. PHILIPPINE SEA. GUAM. DNC 12. 1. UNDERWATER OPERATIONS 17 THRU 25 MAY BY M/V YOKOSUKA WITH SUBMERSIBLE IN AREA BOUND BY 17-30N 140-00E, 11-00N 140-00E, 12-00N 144-00E, 17-30N 144-00E. 2. CANCEL THIS MSG 26 MAY 17.
This area · survey operations
13 within 180 nm since 2000 · 0 in the last 12 months · 0 in force now
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- Underwater operations 2200Z to 0800Z daily 12 and 14 jun in area bound by 13-27.75N 144-37.58E, 13-27.22N…2023-06-09
- Underwater operations 2200Z to 0800Z daily 12 thru 18 may in 13-29.50N 144-40.67E2023-05-03
- Underwater operations 2300Z to 0600Z daily 10 thru 12 apr in 13-16.20N 144-22.80E2023-04-05
- Survey operations 2100Z to 0800Z daily 09, 11 and 13 apr in 13-16.20N 144-22.80E2023-04-05
- Underwater operations 2200Z to 0600Z daily 03 thru 05 apr in 13-16.20N 144-22.80E2023-03-30
- Underwater operations in progress until 14 feb 19 by unmanned seven meter vessel in vicinity of trackline…2018-12-07
Season · when survey operations happen here
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month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 nm.
Worldwide now
75 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.