Nga chart 93020 (2ND ed)
South China Sea · HYDROPAC 322/11
What this record establishes
Archived notice · 2011-01-29 10:30Z
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) · AUTHORITY/NAVAREA XI 55/11 262333Z JAN 11.. Issued 2011-01-27 00:55Z. 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 10.100, 107.550. 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
- F/V bv 74055 ts sunk in 10-06N 107-33E at 230200Z jancancelled by this notice
Current notices and reporting history in the South China Sea →
- issued
- 2011-01-27 00:55Z
- status
- Archived notice
- authority
- AUTHORITY/NAVAREA XI 55/11 262333Z JAN 11.
- NAVAREA
- NAVAREA XI · named as the source of this relay
- sea
- South China Sea
- position
- 10.100, 107.550
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SOUTH CHINA SEA. NGA CHART 93020 (2ND ED). 1. DANGEROUS WRECK IN 10-06N 107-33E. 2. CANCEL HYDROPAC 317/11.
Reading this warning
- 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.
- Cancellation reference
- A line that cancels an earlier warning by its number, such as CANCEL HYDROLANT 1085/12.
- HYDROPAC
- The U.S. long-range warning series for the Pacific outside NAVAREA XII and for the Indian Ocean, Persian Gulf and adjoining seas.
Collected reports in this area · wrecks & obstructions
38 within 180 nm since 1998 · 0 in the last 12 months · 4 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 10-22.31N 107-46.96E2025-09-19
- Sunken wreck exists in 10-22.31N 107-46.96E2025-09-19
- F/V sank in 09-32.06N 110-18.43E2024-03-11
- Dangerous wreck in 10-01.63N 104-42.02E2020-01-11
- Dangerous wreck in 10-29.53N 107-49.64E2019-12-17
- Dangerous wreck in 10-24.84N 107-02.39E2019-12-16
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
- Dangerous wreck in 10-22.31N 107-46.96EWrecks · 21.3 nm
- Sunken wreck exists in 10-22.31N 107-46.96EWrecks · 21.3 nm
Worldwide in the collected sources
38 wrecks & obstructions listed in force · see all
Record snapshot 2026-10-02 20:40Z; 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.