Cliff Head platform at 29-26.99S 114-52.18E is unlit; the Hydropac warning 2088/26 is canceled.
Indian Ocean · HYDROPAC 2115/26
What this record establishes
Cancelled notice · 2026-08-28 19:00Z
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 in-force warnings (DailyMem*.txt). Issued 2026-07-24 01:58Z. First collected 2026-08-17 13:41Z; last seen in collection 2026-08-28 19:32Z. Collection dates record ingestion, not a new incident or a fresh field observation.
- Location covered
- Indian Ocean. The parsed report position is -29.450, 114.870. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
- issued
- 2026-07-24 01:58Z
- status
- Cancelled notice
- sea
- Indian Ocean
- position
- -29.450, 114.870
- nearest port
- Geraldton · 43 nm
- source
- NGA MSI in-force warnings (DailyMem*.txt) · first seen 2026-08-17 13:41Z
Original warning text
EASTERN INDIAN OCEAN. AUSTRALIA. 1. PLATFORM CLIFF HEAD 29-26.99S 114-52.18E UNLIT. 2. CANCEL HYDROPAC 2088/26.
Reading this warning
- 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.
- 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.
Collected reports in this area · aids-to-navigation notices
93 within 180 nm since 1998 · 4 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.
- Four buoys, yellow, fl y 5 sec, established in vicinity 29-27.00S 114-52.18E2026-08-14
- 4 X yellow surface buoys, fl y 5 sec, established within 0.3NM of 29-27.00S 114-52.18E2026-08-14
- Cliff head platform light Q1754-8 in position 29-26.99S 114-52.18E unlit2026-07-24
- Pelsaert island light 28-59.13S 113-57.74E unlit2024-04-27
- Pelsaert island light 28-59.11S 113-57.74E unlit2024-04-09
- Pelsaert island light 28-59.13S 113-57.74E unlit2024-03-12
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
Worldwide in the collected sources
138 aids-to-navigation notices listed in force · see all
Record snapshot 2026-09-30 02:30Z; 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.