Nga chart 75158 (1ST ed)
Great Australian Bight · HYDROPAC 484/11
What this record establishes
Archived notice · 2011-02-14 04:49Z
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) · AUSCOAST 59/11 130032Z FEB 11.. Issued 2011-02-13 01:01Z. 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
- Great Australian Bight. The parsed report position is -37.897, 140.375. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Related notices and cancellation links
- Cancel HYDROPAC 484/11 and this msg, aid restoredlater cancellation notice
Current notices and reporting history in the Great Australian Bight →
- issued
- 2011-02-13 01:01Z
- status
- Archived notice
- authority
- AUSCOAST 59/11 130032Z FEB 11.
- issued by
- AUSCOAST
- sea
- Great Australian Bight
- position
- -37.897, 140.375
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
AUSTRALIA-SOUTHEAST COAST. NGA CHART 75158 (1ST ED). CAPE BANKS LIGHT 37-53.8S 140-22.5E UNLIT.
Reading this warning
- Chart reference
- The number of the nautical chart on which the reported position lies.
- 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.
Collected reports in this area · aids-to-navigation notices
68 within 180 nm since 1999 · 10 in the last 12 months · 3 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.
- 12 six meter buoys, yellow, fl w 3 sec, temporarily established in area within two miles of 38-41.03S…2026-09-08
- 12 X 6M yellow surface buoys fl.white 3S temporarily established within 1.5NM of position 38-41.03S…2026-09-08
- Two six meter buoys, yellow, fl w 3 sec, temporarily established in area within one mile of 38-47.19S…2026-09-07
- 2 X 6M yellow surface buoys fl.white 3S temporarily established within 1.0NM of position 38-47.19S…2026-09-07
- Six meter buoy, yellow, established in 38-47.62S 142-37.77E2026-06-29
- 12 six meter buoys, yellow, fl w 3 sec, established in area within two miles of 38-46.00S 142-48.80E2026-06-29
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
- 2 X 6M yellow surface buoys fl.white 3S temporarily established within 1.0NM of position 38-47.19S…Nav aids · 117.6 nm
- Six meter buoy, yellow, established in 38-47.62S 142-37.77ENav aids · 119 nm
- 1 X 6M yellow surface buoy established in position 38-47.62S 142-37.77E 2.5NM clearance requestedNav aids · 119 nm
Worldwide in the collected sources
134 aids-to-navigation notices listed in force · see all
Record snapshot 2026-10-03 14:19Z; 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.