Nav aids

NAVTEX station singapore 01-21N 103-59E inoperative

Singapore Strait · HYDROPAC 825/16

What this record establishes

Archived notice · 2016-04-10 09:15Z

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 212126Z MAR 16.. Issued 2016-03-21 22:29Z. 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
Singapore Strait. The parsed report position is 1.350, 103.983. 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 Singapore Strait →

issued
2016-03-21 22:29Z
status
Archived notice
authority
SPOCC 212126Z MAR 16.
issued by
SPOCC
sea
Singapore Strait
position
1.350, 103.983
source
NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

SINGAPORE STRAIT.
SINGAPORE.
NAVTEX.
DNC 03. DNC 04. DNC 11.
NAVTEX STATION SINGAPORE 01-21N 103-59E INOPERATIVE.
BROADCASTS WILL TRANSMIT VIA SAFETYNET.

Reading this warning

NAVTEX
An automated medium-frequency radio service that sends coastal warnings as text to a small printer or screen on board.
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.
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.
Inoperative / unreliable / off air
An aid or radio service is not working as charted or published.
Inmarsat-C / SafetyNET
The satellite system that carries NAVAREA warnings to ships at sea, and the terminal number rescue centres give for reports.

All warning terms →

Collected reports in this area · aids-to-navigation notices

68 within 180 nm since 1999 · 2 in the last 12 months · 2 listed in force now

99
00
05
10
15
20
25
26

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

140 aids-to-navigation notices listed in force · see all

Record snapshot 2026-09-28 17:05Z; source collection times vary.

Nav aids

Lights extinguished, buoys off station, RACON/NAVTEX outages. All current aids-to-navigation notices →

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.