Cape martin light 37-29-26S 140-00-46E range reduced to 14 miles
Great Australian Bight · HYDROPAC 2756/20
What this record establishes
Archived notice · 2020-11-05 00:40Z
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 276/20 212128Z SEP 20.. Issued 2020-09-21 22:06Z. 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 -37.491, 140.013. 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 2756/20 and this msglater cancellation notice
Current notices and reporting history in the Great Australian Bight →
- issued
- 2020-09-21 22:06Z
- status
- Archived notice
- authority
- AUSCOAST 276/20 212128Z SEP 20.
- issued by
- AUSCOAST
- sea
- Great Australian Bight
- position
- -37.491, 140.013
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
GREAT AUSTRALIAN BIGHT. AUSTRALIA-SOUTH COAST. DNC 05. CAPE MARTIN LIGHT 37-29-26S 140-00-46E RANGE REDUCED TO 14 MILES.
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.
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
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
138 aids-to-navigation notices listed in force · see all
Record snapshot 2026-10-01 10:38Z; 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.