Derelicts

F/V sadev disabled and adrift due to engine failure in 04-37N 083-31E at 270245Z sep

Indian Ocean · HYDROPAC 2952/16

What this record establishes

Archived notice · 2016-10-12 14:55Z

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) · NAVAREA VIII 598/16 280952Z SEP 16.. Issued 2016-09-28 12:00Z. 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
Indian Ocean. The parsed report position is 4.617, 83.517. 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 Indian Ocean →

issued
2016-09-28 12:00Z
status
Archived notice
authority
NAVAREA VIII 598/16 280952Z SEP 16.
NAVAREA
NAVAREA VIII · named as the source of this relay
sea
Indian Ocean
position
4.617, 83.517
vessel
F/V SADEV
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

NORTHERN INDIAN OCEAN.
DNC 03.
F/V SADEV DISABLED AND ADRIFT DUE TO ENGINE
FAILURE IN 04-37N 083-31E AT 270245Z SEP.
VESSELS IN VICINITY REQUESTED TO KEEP A
SHARP LOOKOUT, ASSIST IF POSSIBLE.
REPORTS TO ANY COASTAL RADIO STATION.

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.
Adrift
Loose and moving with wind and current — a vessel, container, buoy, log or anything else no longer secured.
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 · derelict & adrift vessels

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

99
00
05
10
15
20
23

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

5 derelict & adrift vessels listed in force · see all

Record snapshot 2026-10-03 17:35Z; source collection times vary.

Derelicts

Abandoned, disabled or drifting vessels. All current derelict & adrift vessels →

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.