Incidents · distress

Distress signal received on 406 mhz in 01-03.1N 104-11.9E at 150628Z may

South China Sea · HYDROPAC 1459/11

What this record establishes

Archived notice · 2011-06-11 09:19Z

This notice comes from the historical archive. Its archived status does not establish when or how the reported situation ended.

Source and dates
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · SPOCC 150953Z MAY 11.. Issued 2011-05-15 11:30Z. First collected 2026-08-17 13:38Z; last seen in collection 2026-08-17 15:46Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered
South China Sea. The parsed report position is 1.052, 104.198. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Current notices and reporting history in the South China Sea →

issued
2011-05-15 11:30Z
status
Archived notice
authority
SPOCC 150953Z MAY 11.
issued by
SPOCC
sea
South China Sea
position
1.052, 104.198
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SINGAPORE STRAIT.
DISTRESS SIGNAL RECEIVED ON 406 MHZ IN 01-03.1N 104-11.9E
AT 150628Z MAY. VESSELS IN VICINITY REQUESTED TO KEEP A
SHARP LOOKOUT, ASSIST IF POSSIBLE. REPORTS TO SINGAPORE
PORT OPERATIONS CONTROL CENTRE, PHONE: 65 6226 5539,
FAX: 65 6227 997, E-MAIL: POCC@MPA.GOV.SG.

Reading this warning

Distress signal received
A rescue centre has received an alert — from a beacon, a radio call or a satellite terminal — and is asking ships to look.
Position (degrees and minutes)
How warnings write positions: degrees, a hyphen, then minutes, with N/S and E/W — 49-40.8N 003-43.8W.
Date-time group (DTG)
A compact UTC timestamp — day, hour and minute followed by Z — such as 201500Z for the 20th at 15:00 UTC.
Keep a sharp lookout
A request to every ship in the area to watch for the vessel, people or object described.
Assist if possible
The second half of the standard rescue request: ships able to help are asked to do so.

All warning terms →

Collected reports in this area · distress & casualty cases (archived)

302 within 180 nm since 1999 · 0 in the last 12 months · 0 listed in force now

99
00
05
10
15
20
24

Counts include repeat notices about the same situation. NGA archive coverage ends 2024-05; live collection began 2026-08-17. The period between them is incomplete. An empty year is not evidence that no hazards occurred.

Month of issue in the collected archive

J
F
M
A
M
J
J
A
S
O
N
D

All available years combined. Uneven collection and repeat bulletins affect these counts; this chart does not measure the seasonality or probability of incidents.

Nearby notices listed in force · within 120 nm

Worldwide in the collected sources

0 distress & casualty cases (archived) listed in force · see all

Record snapshot 2026-10-03 00:05Z; source collection times vary.

Incidents

Search-and-rescue broadcasts, published only once a case has been closed for 30 days: groundings, sinkings, capsizes, fires, man overboard, overdue vessels. Nothing here is live. All current distress & casualty cases (archived) →

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.