Dangerous wreck in 17-08.8N 107-20.5E
South China Sea · HYDROPAC 3559/15
What this record establishes
Archived notice · 2018-02-01 15:27Z
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) · HAIPHONG RADIO 291245Z OCT 15.. Issued 2015-10-29 13:30Z. 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
- South China Sea. The parsed report position is 17.147, 107.342. 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 1118/14, 1256/15, 1478/15, 2300/15, 3559/15, 3944/15, 1156/16, 1271/16, 1614/16, 1629/16,…later cancellation notice
These reports were linked by category and sea, with positions within 30 nautical miles and issue dates within 30 days of another report's recorded in-force span. Links can extend through other members, so the full group can cover a larger area or period. Proximity does not confirm that they describe one incident.
- HYDROPAC 3559/15 · this notice2015-10-29 · Archived notice
- HYDROPAC 2234/172017-06-26 · Archived notice
Current notices and reporting history in the South China Sea →
- issued
- 2015-10-29 13:30Z
- status
- Archived notice
- authority
- HAIPHONG RADIO 291245Z OCT 15.
- issued by
- HAIPHONG RADIO
- sea
- South China Sea
- position
- 17.147, 107.342
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. VIETNAM. DNC 23. CHART 93540, 93560. DANGEROUS WRECK IN 17-08.8N 107-20.5E.
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.
- Chart reference
- The number of the nautical chart on which the reported position lies.
- Dangerous wreck
- A sunken vessel close enough to the surface to endanger ships, or wreckage reported in the water.
- 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 · wrecks & obstructions
24 within 180 nm since 2012 · 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.
- Dangerous wreck in 16-08.64N 108-13.82E2020-01-06
- Dangerous wreck in 17-59N 106-32E2019-12-30
- Dangerous wreck in 18-07.96N 106-26.66E2019-11-28
- Dangerous wreck in 14-49N 109-01E2019-11-06
- Dangerous wreck in 18-07.61N 106-29.26E2019-11-03
- Dangerous wreck in 17-42.85N 106-30.39E2019-09-12
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
No other collected notice is currently listed in force within this radius. This does not establish safe conditions.
Worldwide in the collected sources
37 wrecks & obstructions listed in force · see all
Record snapshot 2026-09-24 22:51Z; source collection times vary.
Wrecks
Dangerous wrecks, shoals and submerged obstructions. All current wrecks & obstructions →
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.