Nav aids

Kodungallur dgnss 10-12.20N 076-09.46E off air 140130Z to 141030Z may

Laccadive Sea · HYDROPAC 1585/23

What this record establishes

Archived notice · 2023-05-14 11:30Z

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 471/23 122211Z MAY 23.. Issued 2023-05-12 23:36Z. 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: Laccadive Sea. The parsed report position is 10.203, 76.158. 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 Laccadive Sea →

Activity windows · 1 in this warning

opens (UTC)	closes (UTC)	local	length
2023-05-14 01:30Z	2023-05-14 10:30Z	—	9 h

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.

issued: 2023-05-12 23:36Z
status: Archived notice
self-cancels: 2023-05-14 11:30Z
authority: NAVAREA VIII 471/23 122211Z MAY 23.
NAVAREA: NAVAREA VIII · named as the source of this relay
sea: Laccadive Sea
position: 10.203, 76.158
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z

Original warning text

ARABIAN SEA.
INDIA.
DNC 03.
1. KODUNGALLUR DGNSS 10-12.20N 076-09.46E OFF AIR
   140130Z TO 141030Z MAY.
2. CANCEL THIS MSG 141130Z MAY 23.

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.
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.
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.
CANCEL THIS MSG: The warning's own expiry: a line telling the reader when the message cancels itself.

All warning terms →

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

77 within 180 nm since 2000 · 4 in the last 12 months · 0 listed in force now

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.

Yellow buoy established until 31 oct in 08-54.20N 076-05.51E2026-09-29
Yellow buoy established until 31 oct in 08-54.00N 076-01.80E2026-09-23
RACON at muttam point light 08-07.37N 077-19.05E inoperative2026-08-07
RACON at muttum point 08-07.00N 077-19.00E inoperative2026-01-13
Lidar buoy established until 26 dec in 07-54.16N 077-39.84E2024-09-26
Dgnss in 10-12.20N 076-09.46E off air 100001Z to 101830Z nov2023-11-08

Month of issue in the collected archive

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

Hazardous operations 0230Z to 0800Z daily 28 thru 30 sep in area bound by 10-50.00N 075-00.00E, 10-50.00N…Exercises · 56 nm

Worldwide in the collected sources

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

Record snapshot 2026-10-01 17:29Z; 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.