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 1091/02 · Cable ops2002-05-12 → 2002-05-13Underwater operations in progress until further notice by cableship leon thevenin vicinity of trackline…
- HYDROLANT 1069/02 · Nav aids2002-05-09 → 2002-05-10Arklow lanby 52-39.5N 005-58.1W unlit
- HYDROLANT 1003/02 · Surveys2002-04-30 → 2002-05-14Underwater operations in progress until further notice by M/V faithful friend within one mile of 53-43.5N…
- HYDROLANT 954/02 · Other2002-04-24 → 2002-05-02Arklow lanby 52-39.5N 005-58.1W at reduced intensity
- HYDROLANT 913/02 · Cable ops2002-04-18 → 2002-04-25Underwater operations in progress until further notice by cableship leon thevenin with submersible within…
- HYDROLANT 823/02 · Cable ops2002-04-10 → 2002-04-18Underwater operations in progress until further notice by cableship leon thevenin with submersible within…
- HYDROLANT 777/02 · Cable ops2002-04-05 → 2002-04-10Underwater operations in progress until further notice by cableship leon thevenin with submersible vicinity…
- HYDROLANT 696/02 · Surveys2002-03-26 → 2002-03-30Underwater operations in progress until further notice by M/V shelmalier vicinity of trackline joining…
- HYDROLANT 689/02 · Wrecks2002-03-25 → 2002-08-31Dangerous wreck in 54-00.0N 005-48.5W
- HYDROLANT 656/02 · Nav aids2002-03-21 → 2002-03-21Cancel HYDROLANT 638/02(37), aid restored
- HYDROLANT 611/02 · Nav aids2002-03-15 → 2002-03-17Fog signal at point lynas light 53-25.0N 004-17.3W inoperative
- HYDROLANT 492/02 · Nav aids2002-03-02 → 2002-03-03East blackwater buoy 52-28N 006-08W off station
- HYDROLANT 414/02 · Other2002-02-21 → 2002-02-22Calf of man light 54-04N 004-49W at reduced intensity
- HYDROLANT 269/02 · Nav aids2002-02-02 → 2002-06-14East cardinal buoy 53-55N 003-38W damaged and unlit
- HYDROLANT 187/02 · Nav aids2002-01-26 → 2002-01-26Chicken rock light 54-02N 004-50W unreliable
- HYDROLANT 3077/01 · Containers2001-12-04 → 2001-12-11Two containers adrift in 54-33.5N 004-52.9W at 040005Z dec
- HYDROLANT 2683/01 · Other2001-10-15 → 2001-10-17Bardsey island light 52-45N 004-48W at reduced intensity
- HYDROLANT 2615/01 · Other2001-10-07 → 2001-10-09Bardsey island light 52-45N 004-48W at reduced intensity
- HYDROLANT 2530/01 · Incidents2001-09-24 → 2001-11-09Man overboard from M/V stena galloway in 52-08.8N 005-38.6W at 232235Z sep
- HYDROLANT 2485/01 · Nav aids2001-09-17 → 2001-11-02Dgps station at point lynas light 53-25N 004-17W changed to: 297.5 khz
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.