Dangerous wreck in 01-20.3N 104-21.4E
South China Sea · HYDROPAC 506/19
What this record establishes
Archived notice · 2019-02-18 04:46Z
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) · MRCC SINGAPORE 140030Z FEB 19.. Issued 2019-02-14 00:51Z. 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 1.338, 104.357. 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
- Dangerous wreck in 01-20.0N 104-21.0Elater 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 3568/182018-09-28 · Archived notice
- HYDROPAC 506/19 · this notice2019-02-14 · Archived notice
- HYDROPAC 561/192019-02-18 · Archived notice
Current notices and reporting history in the South China Sea →
- issued
- 2019-02-14 00:51Z
- status
- Archived notice
- authority
- MRCC SINGAPORE 140030Z FEB 19.
- issued by
- MRCC SINGAPORE
- sea
- South China Sea
- position
- 1.338, 104.357
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
SINGAPORE STRAIT. MALAYSIA. DNC 03. CHART 71440. DANGEROUS WRECK IN 01-20.3N 104-21.4E.
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
29 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.
- Sultan shoal light 01-14.4N 103-38.9E temporarily removed2021-12-05
- Dangerous wreck in 01-20.0N 104-21.0E2019-02-18
- 16.4 meter shoal reported in 01-05.6N 104-09.8E2018-09-28
- Dangerous wreck, least depth 12.6 meters, marked by isolated danger buoy, in 01-25.92N 104-27.39E2017-03-15
- 13.1 meter depth reported in 01-15.6S 105-47.2E2016-05-04
- Vessel mt polai sank vicinity 01-17.7N 104-10.7E2011-03-10
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
- Submarine cable repairing works by c/v peter faber, 23 sep to until further noticeCable ops · 13.7 nm
- Cable operations in progress until further notice by cableship peter faber in vicinity 01-16.75N 104-08.14ECable ops · 13.7 nm
- Batu berhanti isolated danger marks light buoy, 01-11.76N 103-52.51E, temporarily removedNav aids · 30.1 nm
- Batu berhanti isolated danger light buoy 01-11.76N 103-52.51E temporarily removedNav aids · 30.1 nm
Worldwide in the collected sources
37 wrecks & obstructions listed in force · see all
Record snapshot 2026-09-26 04:43Z; 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.