sar

Distress signal received on 406 mhz from vessel hai yu in vicinity 20-58.4N 107-19.4E

Gulf of Tonkin · Vietnam · HYDROPAC 1184/19

issued: 2019-04-09 06:33Z
status: cancelled 2019-04-26 11:50Z (archive)
authority: MRCC HONG KONG 090554Z APR 19.
position: 20.973, 107.323
source: nga_json · first seen 2026-08-17 13:38Z

Original warning text

GULF OF TONKIN.
VIETNAM.
DNC 23.
DISTRESS SIGNAL RECEIVED ON 406 MHZ
FROM VESSEL HAI YU IN VICINITY 20-58.4N 107-19.4E.
VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO MRCC HONG KONG,
PHONE: 852 2233 7999, FAX: 852 2541 7714,
E-MAIL: [email protected].

This area · sar warnings

0 within 180 nm since — · 0 in the last 12 months · 0 in force now

Timeline

HYDROPAC warnings in force as of 261146Z apr 19cancelled by · 2019-04-26

Nearby now · within 120 nm

Nothing else in force within 120 nm.

Worldwide now

2 sar warnings in force

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.