Other
Geophysical survey 20 apr thru 20 may by M/V trias in area bound by 18-30N 106-00E, 18-30N 106-55E, 18-00N…
Gulf of Tonkin · Vietnam · HYDROPAC 1069/13
- issued
- 2013-04-17 15:02Z
- status
- cancelled 2013-05-21 00:01Z (archive)
- authority
- HAIPHONG RADIO 171235Z APR 13.
- sea
- South China Sea
- position
- 18.281, 106.568
- source
- nga_json · first seen 2026-08-17 13:38Z
Original warning text
GULF OF TONKIN. VIETNAM. 1. GEOPHYSICAL SURVEY 20 APR THRU 20 MAY BY M/V TRIAS IN AREA BOUND BY 18-30N 106-00E, 18-30N 106-55E, 18-00N 106-55E, 18-00N 106-30E. TWO MILE BERTH REQUESTED. 2. CANCEL THIS MSG 21 MAY 13.
This area · other warnings
37 within 180 nm since 2012 · 0 in the last 12 months · 0 in force now
12
15
20
23
- F/V qb 98603 ts reports crewman requiring medical assistance in 17-50.00N 107-45.00E at 102335Z jul2023-07-11
- F/V qb 98330 ts reports unconscious crewman requiring medical assistance in 17-49.00N 107-45.00E at 272330Z…2023-06-28
- F/V na 90361 ts reports crewman requiring medical assistance in 18-43.98N 106-19.11E at 200530Z dec2022-12-20
- F/V qng 98896 ts reports unconscious crewman requiring medical assistance in 17-36.00N 108-26.00E at 140500Z…2022-10-14
- F/V qb 91439TS reports crewman requiring medical assistance in 17-30N 108-40E at 212200Z jan2021-01-22
- F/V dna 90760 ts reports unconscious crewman requiring medical assistance in 16-44N 108-15E at 061425Z dec2020-12-06
Season · when other warnings 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
34 other warnings in force · see all
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.