Ten meter long tree adrift in vicinity 14-20.00S 121-47.03E at 280700Z jul
Indian Ocean · HYDROPAC 2174/21
What this record establishes
Archived notice · 2021-07-31 07:47Z
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) · SEA SAFETY 58/21 280745Z JUL 21.. Issued 2021-07-28 07:47Z. 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
- Indian Ocean. The parsed report position is -14.333, 121.784. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
- issued
- 2021-07-28 07:47Z
- status
- Archived notice
- self-cancels
- 2021-07-31 07:47Z
- authority
- SEA SAFETY 58/21 280745Z JUL 21.
- issued by
- SEA SAFETY
- sea
- Indian Ocean
- position
- -14.333, 121.784
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
EASTERN INDIAN OCEAN. DNC 04. 1. TEN METER LONG TREE ADRIFT IN VICINITY 14-20.00S 121-47.03E AT 280700Z JUL. 2. CANCEL THIS MSG 310747Z JUL 21.
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.
- 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 · other warnings
18 within 180 nm since 1999 · 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.
- Large tree adrift in vicinity 12-39.40S 122-29.23E at 150756Z may2023-05-15
- Eight meter tree adrift in vicinity 15-55.00S 123-17.00E at 250025Z apr2023-04-25
- Ten meter bamboo with ten meter rope attached adrift in vicinity 13-04.00S 122-08.00E at 040513Z aug2022-08-04
- Partially submerged vessel in 16-35.10S 119-48.01E at 200800Z mar2022-03-20
- Numerous fads with ten meter long trailing rope adrift in area within ten miles of 12-35S 122-38E at 180700…2022-01-18
- Fishing net in vicinity 12-41.49S 123-25.42E at 130313Z oct2021-10-13
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
21 other warnings listed in force · see all
Record snapshot 2026-10-03 20:03Z; source collection times vary.
Other
Everything the classifier did not place elsewhere. All current other warnings →
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.