Incidents · distress

Distress signal received on 406 mhz from F/V vostok in 41-49.0N 131-36.3E at 250045Z jan

Japan Sea · HYDROPAC 330/18

What this record establishes

Archived notice · 2018-01-30 00:33Z

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) · MRCC VLADIVOSTOK 250146Z JAN 18.. Issued 2018-01-25 01:54Z. 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
Japan Sea. The parsed report position is 41.817, 131.605. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.

Related notices and cancellation links

These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.

  1. HYDROPAC 328/182018-01-24 · Archived notice
  2. HYDROPAC 330/18 · this notice2018-01-25 · Archived notice
  3. HYDROPAC 405/182018-01-30 · Archived notice
Compare all 3 notices, changes and original texts →

Current notices and reporting history in the Japan Sea →

issued
2018-01-25 01:54Z
status
Archived notice
authority
MRCC VLADIVOSTOK 250146Z JAN 18.
issued by
MRCC VLADIVOSTOK
sea
Japan Sea
position
41.817, 131.605
vessel
F/V VOSTOK · 3 messages
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SEA OF JAPAN.
RUSSIA.
DNC 23, DNC 24.
1. DISTRESS SIGNAL RECEIVED ON 406 MHZ FROM
   F/V VOSTOK IN 41-49.0N 131-36.3E AT 250045Z JAN.
   VESSELS IN VICINITY REQUESTED TO KEEP A SHARP
   LOOKOUT, ASSIST IF POSSIBLE. REPORTS TO
   MRCC VLADIVOSTOK, PHONE: 742 3249 5522,
   FAX: 742 3249 5895, E-MAIL: VLDVMRCC@VLD.PMA.RU.
2. CANCEL HYDROPAC 328/18.

Reading this warning

DNC (Digital Nautical Chart)
A reference to one of the regions of NGA's Digital Nautical Chart, used to tell the reader which charts a warning affects.
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.
MRCC (Maritime Rescue Coordination Centre)
A rescue coordination centre for maritime cases only, such as MRCC Fort-de-France or MRCC Vietnam.
Cancellation reference
A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
HYDROPAC
The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.

All warning terms →

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

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

99
00
05
10
15
20

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

No other collected notice is currently listed in force within this radius. This does not establish safe conditions.

Worldwide in the collected sources

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

Record snapshot 2026-10-02 06:04Z; 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.