Surveys
Underwater operations 23 thru 28 mar by M/V yokosuka with submersible in areas: a. bound by 34-00.0N…
Western North Pacific · Philippine Sea · Japan · HYDROPAC 1073/18
- issued
- 2018-03-18 11:46Z
- status
- cancelled 2018-03-29 00:01Z (archive)
- authority
- NAVAREA XI 152/18 181130Z MAR 18.
- position
- 34.417, 138.475
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
WESTERN NORTH PACIFIC.
PHILIPPINE SEA.
JAPAN.
DNC 12.
1. UNDERWATER OPERATIONS 23 THRU 28 MAR BY
M/V YOKOSUKA WITH SUBMERSIBLE IN AREAS:
A. BOUND BY
34-00.0N 138-00.0E, 35-05.0N 138-36.0E,
35-05.0N 138-48.0E, 35-02.5N 138-48.0E,
35-02.5N 138-43.0E, 34-00.0N 138-43.0E.
B. BETWEEN 34-50.0N 35-10.0N AND 139-11.0E 139-30.0E.
C. BETWEEN 33-00.0N 34-00.0N AND 140-50.0E 141-50.0E.
D. BETWEEN 27-00.0N 28-00.0N AND 142-30.0E 143-12.0E.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 29 MAR 18.
This area · survey operations
12 within 180 nm since 2006 · 0 in the last 12 months · 0 in force now
06
10
15
19
- Underwater operations in progress until 03 mar by M/V shinkai 6500 in area bounded by: a. 34-00N 138-00E…2019-02-27
- Underwater operations in progress until 19 apr by M/V yokosuka with submersible: a. in area bound by 34-00N…2017-04-05
- Underwater operations 20 thru 24 jul by M/V yokosuka with submersible: a. in area bound by 34-55.0N…2016-07-19
- Survey operations 07 and 08 jun by M/V geo resolution in area bound by 33-50N 140-51E, 31-50N 140-52E,…2016-06-07
- Survey operations 06 and 07 jun by M/V geo resolution in area bound by 34-39N 140-09E, 34-11N 140-40E,…2016-06-05
- Survey operations in progress until 06 jun by M/V geo resolution towing equipment in area bound by 35-01N…2016-06-05
Season · when survey operations happen here
J
F
M
A
M
J
J
A
S
O
N
D
month of issue, all years in the archive
Nearby now · within 120 nm
Nothing else in force within 120 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.