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 2046/08 · Nav aids2008-11-26 → 2008-11-26Nga chart 36002 (0 ed)
- HYDROLANT 2034/08 · Nav aids2008-11-24 → 2008-11-25Nga chart 36002 (0 ed)
- HYDROLANT 1941/08 · Cable ops2008-11-12 → 2008-11-17Seismic survey in progress until further notice by M/V sea surveyor towing 1200 meter long cable in area…
- HYDROLANT 1884/08 · Nav aids2008-11-04 → 2008-11-05Nga chart 36007 (1ST ed)
- HYDROLANT 1880/08 · Nav aids2008-11-04 → 2008-12-16Nga chart 36025 (1ST ed)
- HYDROLANT 1871/08 · Nav aids2008-11-03 → 2008-11-04Nga chart 36025 (1ST ed)
- HYDROLANT 1863/08 · Nav aids2008-11-02 → 2008-11-05Nga chart 36002 (0 ed)
- HYDROLANT 1835/08 · Nav aids2008-10-30 → 2008-11-02Nga chart 36002 (0 ed)
- HYDROLANT 1800/08 · Nav aids2008-10-26 → 2008-10-27Nga chart 36025 (1ST ed)
- HYDROLANT 1782/08 · Nav aids2008-10-24 → 2008-10-26Nga chart 36025 (1ST ed)
- HYDROLANT 1773/08 · Nav aids2008-10-23 → 2008-10-24Nga chart 36002 (24TH ed)
- HYDROLANT 1746/08 · Nav aids2008-10-19 → 2010-05-01Nga chart 36028 (2ND ed)
- HYDROLANT 1697/08 · Nav aids2008-10-12 → 2008-10-19Nga chart 36028 (2ND ed)
- HYDROLANT 1544/08 · Nav aids2008-09-22 → 2008-09-22Nga chart 36007 (1ST ed)
- HYDROLANT 1498/08 · Surveys2008-09-16 → 2008-10-06Survey operations in progress until further notice by M/V furgo commander in area bound by 53-30N 003-36W,…
- HYDROLANT 1478/08 · Nav aids2008-09-12 → 2008-09-20Nga chart 36006 (1ST ed)
- HYDROLANT 1446/08 · Nav aids2008-09-07 → 2008-09-07Nga chart 36002 (0 ed)
- HYDROLANT 1438/08 · Nav aids2008-09-06 → 2008-09-06Nga chart 36002 (0 ed)
- HYDROLANT 1437/08 · Nav aids2008-09-06 → 2008-09-07Nga chart 36002 (0 ed)
- HYDROLANT 1397/08 · Nav aids2008-08-31 → 2008-08-31Nga chart 36025 (1ST ed)
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.