Underwater ordnance detonation 11 may within 4000 meters of: a. 40-54.85N 008-34.60E
Mediterranean Sea - Western Basin · HYDROLANT 799/04
What this record establishes
Archived notice · 2004-05-12 00:00Z
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) · MARISARDEGNA 90/04 081602Z MAY 04. Issued 2004-05-10 10:20Z. 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
- Mediterranean Sea - Western Basin. The parsed report position is 40.922, 8.577. It is a position in the source message, not a live location. Check the original wording for limits and qualifications.
Current notices and reporting history in the Mediterranean Sea - Western Basin →
- issued
- 2004-05-10 10:20Z
- status
- Archived notice
- authority
- MARISARDEGNA 90/04 081602Z MAY 04
- issued by
- MARISARDEGNA
- sea
- Mediterranean Sea - Western Basin
- position
- 40.922, 8.577
- source
- NGA MSI broadcast-warn JSON (archive, frozen 2024-05) · first seen 2026-08-17 13:38Z
Original warning text
1. UNDERWATER ORDNANCE DETONATION 11 MAY WITHIN 4000 METERS OF: A. 40-54.85N 008-34.60E. B. 40-55.85N 008-34.60E. 2. CANCEL THIS MSG 12 MAY.
Reading this warning
- Unexploded ordnance
- Bombs, shells, mines or torpedoes found on the seabed or washed up, and the operations to remove or destroy them.
- Within a radius of
- A circular area — every position within a stated distance of a point.
- 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.
- CANCEL THIS MSG
- The warning's own expiry: a line telling the reader when the message cancels itself.
Collected reports in this area · ordnance operations
54 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.
- Unexploded ordnance within 300 meters of 39-52.43N 009-49.04E2006-11-24
- Unexploded ordnance in 39-31.47N 009-39.63E2006-11-16
- Underwater ordnance detonations in progress thru 30 aug vicinity 40-56.6N 008-21.3E2006-08-24
- Underwater ordnance detonations in progress thru 30 aug vicinity 39-08.5N 009-39.9E2006-08-24
- Underwater ordnance detonations in progress thru 29 aug vicinity 39-28.7N 009-43.4E2006-08-23
- Underwater ordnance detonations 13 jul, alternate 14 jul in 41-17.2N 009-30.6E2006-07-12
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
0 ordnance operations listed in force · see all
Record snapshot 2026-10-02 21:44Z; source collection times vary.
Ordnance
Ordnance disposal, underwater detonations and unexploded ordnance. All current ordnance operations →
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.