Dangerous wreck, least depth 11.7 meters, in 51-28.7N 001-23.9E
North Sea · HYDROLANT 1798/01
What this record establishes
Archived notice · 2003-07-24 05:20Z
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) · WZ 1325/01 201752Z JUN 01. Issued 2001-06-21 12:46Z. 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
- North Sea. The parsed report position is 51.478, 1.398. 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 reported in 51-28.7N 001-23.9Ecancelled by this notice
- Seismic survey in progress until 250300Z jul by M/V thales venturer towing 15 meter long cable in area bound…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.
- HYDROLANT 1787/012001-06-20 · Archived notice
- HYDROLANT 1798/01 · this notice2001-06-21 · Archived notice
- HYDROLANT 2916/012001-11-12 · Archived notice
- HYDROLANT 2752/022002-12-14 · Archived notice
- HYDROLANT 2765/022002-12-16 · Archived notice
- HYDROLANT 2767/022002-12-16 · Archived notice
- issued
- 2001-06-21 12:46Z
- status
- Archived notice
- authority
- WZ 1325/01 201752Z JUN 01
- issued by
- WZ
- sea
- North Sea
- position
- 51.478, 1.398
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
CHART 37141 (29TH ED). 1. DANGEROUS WRECK, LEAST DEPTH 11.7 METERS, IN 51-28.7N 001-23.9E. 2. CANCEL HYDROLANT 1787/01.
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.
- HYDROLANT
- The U.S. long-range warning series for Atlantic waters outside NAVAREA IV, including the eastern Atlantic, the Mediterranean and adjoining seas.
Collected reports in this area · wrecks & obstructions
204 within 180 nm since 1998 · 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 reported in 50-32.90N 001-08.90W2023-11-12
- Dangerous wreck in vicinity 50-39.00N 001-37.50W2023-07-24
- Dangerous wreck reported in vicinity 50-39.70N 001-38.40W2023-07-23
- Dangerous wreck, least depth 19.1 meters, in 50-50.50N 001-15.00E2023-06-14
- Dangerous wreck, least depth 21.1 meters, in 50-50.50N 001-15.00E2023-06-14
- Sheringham shoal wind farm turbines unlit in: a. 53-10.40N 001-04.80E2023-03-02
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
38 wrecks & obstructions listed in force · see all
Record snapshot 2026-10-03 10:12Z; 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.