Irish Sea and St. George's Channel
IHO sea area 19 · -7° to -3° E, 52° to 55° N
- in force
- 0
- last 12 months
- 2
- archive messages
- 1,132
- categories
- 12
What the archive shows
1,132 messages are recorded since 1999-01-03 for the Irish Sea and St. George's Channel. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Nav aids accounts for 656 of 1,132 recorded messages (58%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
In force now · 0
Nothing in force in this sea right now.
By year
By month (all years)
By category · available archive
| Nav aids | 656 | 58% |
| Cable ops | 184 | 16% |
| Surveys | 162 | 14% |
| Other | 56 | 5% |
| Wrecks | 47 | 4% |
| Containers | 7 | 1% |
| Derelicts | 7 | 1% |
| Debris | 5 | 0% |
| Exercises | 4 | 0% |
| Restricted | 2 | 0% |
| Structures | 1 | 0% |
| Incidents | 1 | 0% |
Archive · 1,132 cancelled
- HYDROLANT 338/08 · Nav aids2008-02-21 → 2008-02-24Nga chart 36002 (0 ed)
- HYDROLANT 243/08 · Cable ops2008-02-04 → 2008-02-09Underwater operations in progress until further notice by cableship wave sentinel vicinity 53-43N 004-08W
- HYDROLANT 195/08 · Nav aids2008-01-28 → 2008-01-28Nga chart 36000 (1ST ed)
- HYDROLANT 194/08 · Cable ops2008-01-27 → 2008-02-04Underwater operations in progress until further notice by cableship wave sentinel vicinity 53-43.4N 004-06.8W
- HYDROLANT 193/08 · Nav aids2008-01-27 → 2008-01-28Nga chart 36002 (0 ed)
- HYDROLANT 189/08 · Nav aids2008-01-26 → 2008-01-26Nga chart 36002 (0 ed)
- HYDROLANT 185/08 · Nav aids2008-01-26 → 2008-01-26Nga chart 36000 (1ST ed)
- HYDROLANT 64/08 · Nav aids2008-01-09 → 2008-01-10Mrcc milford 52-00N 004-54W dsc off air
- HYDROLANT 14/08 · Nav aids2008-01-03 → 2008-01-04Nga chart 36000 (1ST ed)
- HYDROLANT 2179/07 · Nav aids2007-12-31 → 2008-01-01Nga chart 36002 (0 ed)
- HYDROLANT 2096/07 · Nav aids2007-12-14 → 2007-12-19Nga chart 36026 (1ST ed)
- HYDROLANT 2095/07 · Nav aids2007-12-14 → 2007-12-15Nga chart 36026 (1ST ed)
- HYDROLANT 2018/07 · Nav aids2007-12-05 → 2007-12-05Nga chart 36120 (9TH ed)
- HYDROLANT 1950/07 · Nav aids2007-11-24 → 2007-11-25Nga chart 36120 (9TH ed)
- HYDROLANT 1928/07 · Nav aids2007-11-21 → 2007-12-02Nga chart 36120 (9TH ed)
- HYDROLANT 1919/07 · Nav aids2007-11-20 → 2007-11-20Nga chart 36120 (9TH ed)
- HYDROLANT 1900/07 · Nav aids2007-11-15 → 2008-02-09Nga chart 36025 (1ST ed)
- HYDROLANT 1865/07 · Nav aids2007-11-10 → 2007-11-12Nga chart 36026 (1ST ed)
- HYDROLANT 1750/07 · Nav aids2007-10-19 → 2007-10-19Nga chart 36035 (0 ed)
- HYDROLANT 1681/07 · Cable ops2007-10-03 → 2007-10-09Underwater operations in progress until further notice by cableship wave sentinel with submersible vicinity…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.