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 2455/16 · Nav aids2016-09-21 → 2016-09-21South stack light 53-18.4N 004-42.0W unreliable 210730Z to 211730Z sep
- HYDROLANT 2437/16 · Nav aids2016-09-18 → 2016-09-19St
- HYDROLANT 2269/16 · Nav aids2016-09-02 → 2016-10-14Meteorological mast 53-51.6N 003-17.7W unlit
- HYDROLANT 2141/16 · Nav aids2016-08-21 → 2016-08-24South stack light 53-18.4N 004-42.0W unreliable
- HYDROLANT 2093/16 · Wrecks2016-08-17 → 2016-08-19Cahrt 36006
- HYDROLANT 2026/16 · Nav aids2016-08-09 → 2016-08-11St
- HYDROLANT 2017/16 · Other2016-08-09 → 2016-08-14Dpgs station at point lynas light 53-25.0N 004-17.3W at reduced power 0800Z to 1600Z daily until 14 aug
- HYDROLANT 1940/16 · Nav aids2016-08-01 → 2016-08-02St
- HYDROLANT 1932/16 · Nav aids2016-07-31 → 2016-08-01St
- HYDROLANT 1859/16 · Nav aids2016-07-22 → 2016-09-02Meteorological mast 53-51.6N 003-17.7W unlit
- HYDROLANT 1552/16 · Nav aids2016-06-21 → 2016-06-23Dpgs station at point lynas light 53-25.0N 004-17.3W off air 0800Z to 1600Z daily 21 thru 23 jun
- HYDROLANT 1325/16 · Nav aids2016-06-01 → 2016-06-02St john's point light 54-13.6N 005-39.6W unreliable
- HYDROLANT 1285/16 · Nav aids2016-05-29 → 2016-05-30St john's point light 54-13.6N 005-39.6W unreliable
- HYDROLANT 837/16 · Cable ops2016-04-08 → 2016-04-14Underwater operations in progress until further notice by cableship wave sentinel vicinity 53-55.1N 004-29.6W
- HYDROLANT 629/16 · Surveys2016-03-14 → 2016-04-09Underwater operations in progress until further notice by M/V granuaile vicinity 53-15.3N 004-50.3W
- HYDROLANT 612/16 · Nav aids2016-03-13 → 2016-03-13Skerries light 53-25.3N 004-36.5W unlit
- HYDROLANT 501/16 · Cable ops2016-02-29 → 2016-03-04Underwater operations in progress until further notice by cableship wave sentinel vicinity 53-55.13N…
- HYDROLANT 304/16 · Cable ops2016-02-03 → 2016-02-09Underwater operations in progress until further notice by cableship wave sentinel with submersible vicinity…
- HYDROLANT 81/16 · Nav aids2016-01-10 → 2016-01-19Fog signal at platform DP4, 53-52.6N 003-33.7W inoperative
- HYDROLANT 73/16 · Nav aids2016-01-09 → 2016-01-10RACON at tuskar rock light 52-12.1N 006-12.4W inoperative
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.