Nav aids

Simara Island light at 12-47.90N 122-01.20E in Sibuyan Sea, Philippines is unlit.

Philippine Sea · HYDROPAC 3977/23

What this record establishes

Cancelled notice · 2026-08-14 18:10Z

This notice disappeared from the issuing source's in-force list. No explicit recovery or all-clear is established by that removal.

Source and dates: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · NAVAREA XI 459/23 210700Z DEC 23.. Issued 2023-12-21 08:21Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-08-17 15:50Z. Collection dates record ingestion, not a new incident or a fresh field observation.
Location covered: Philippine Sea. The parsed report position is 12.798, 122.020. 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 Philippine Sea →

issued: 2023-12-21 08:21Z
status: Cancelled notice
authority: NAVAREA XI 459/23 210700Z DEC 23.
NAVAREA: NAVAREA XI · named as the source of this relay
sea: Philippine Sea
position: 12.798, 122.020
source: NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:41Z

Original warning text

SIBUYAN SEA.
PHILIPPINES.
DNC 11.
SIMARA ISLAND LIGHT 12-47.90N 122-01.20E UNLIT.

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.
Unlit / extinguished: A light, buoy or structure that is not showing its charted light.

All warning terms →

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

10 within 180 nm since 2001 · 0 in the last 12 months · 1 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.

Tanza light, fl (2) r 10 sec 18 miles, established in 14-22.93N 120-49.28E2025-05-30
Cape santiago light 13-46.32N 120-39.18E unlit2024-11-14
Cape santiago light, 13-46.32N 120-39.18E, F2614, extingushed2024-11-14
Corregidor island light 14-22.80N 120-34.60E unlit2024-08-14
Manira NAVTEX station, j, 14-30.3N 121-03.9E, inoperative2023-12-04
NAVTEX station manira (j) 14-30.30N 121-03.90E off air2023-12-04

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

Manira NAVTEX station, j, 14-30.3N 121-03.9E, inoperativeNav aids · 116.6 nm

Worldwide in the collected sources

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

Record snapshot 2026-10-01 09:38Z; 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.