Four mile long survey cable, marked by lighted buoy, adrift vicinity 40-39S 143-32E at 281405Z may
Great Australian Bight · HYDROPAC 821/01
What this record establishes
Archived notice · 2001-05-29 07:55Z
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) · DTN 70/01 POR EGC #52542 281526Z MAY 01. Issued 2001-05-28 17:13Z. 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 -40.650, 143.533. 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
Current notices and reporting history in the Great Australian Bight →
- issued
- 2001-05-28 17:13Z
- status
- Archived notice
- authority
- DTN 70/01 POR EGC #52542 281526Z MAY 01
- issued by
- DTN
- sea
- Great Australian Bight
- position
- -40.650, 143.533
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. FOUR MILE LONG SURVEY CABLE, MARKED BY LIGHTED BUOY, ADRIFT VICINITY 40-39S 143-32E AT 281405Z MAY. 2. CANCEL THIS MSG 04 JUN.
Reading this warning
- Off station / missing buoy
- A buoy that is not in its charted position — dragged, damaged, missing or removed.
- Adrift
- Loose and moving with wind and current — a vessel, container, buoy, log or anything else no longer secured.
- 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.
- 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.
Collected reports in this area · drifting objects
4 within 180 nm since 2001 · 0 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.
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
- Great australian bightCable ops · 78 nm
- Special purpose vessel dependable / kdej / 367137000 conducting cable lay operations 10NM either side of…Other · 78 nm
- Drill rig transocean equinox / V7A7397 / 538010767 in position 38-46.20S 142-48.80E 2.5 nm clearance requestedSurveys · 117.7 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
- 2 X 6M yellow surface buoys fl.white 3S temporarily established within 1.0NM of position 38-47.19S…Nav aids · 119.9 nm
Worldwide in the collected sources
3 drifting objects listed in force · see all
Record snapshot 2026-10-02 03:19Z; source collection times vary.
Debris
Logs, buoys, mooring gear and other objects adrift. All current drifting objects →
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.