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 2187/09 · Surveys2009-11-09 → 2010-05-01Nga chart 36025 (1ST ed)
- HYDROLANT 2171/09 · Nav aids2009-11-07 → 2009-11-09Nga chart 36007 (1ST ed)
- HYDROLANT 2162/09 · Nav aids2009-11-06 → 2009-11-07Nga chart 36007 (1ST ed)
- HYDROLANT 2147/09 · Nav aids2009-11-04 → 2009-11-05Nga chart 36007 (1ST ed)
- HYDROLANT 2134/09 · Nav aids2009-11-03 → 2009-11-06Nga chart 36007 (1ST ed)
- HYDROLANT 2024/09 · Nav aids2009-10-19 → 2010-12-11Nga chart 36028 (2ND ed)
- HYDROLANT 1977/09 · Nav aids2009-10-12 → 2009-10-12Nga chart 36002 (0 ed)
- HYDROLANT 1804/09 · Nav aids2009-09-20 → 2009-09-21Nga chart 36007 (1ST ed)
- HYDROLANT 1803/09 · Surveys2009-09-20 → 2009-09-25Underwater operations in progress until further notice by barge excalibur in 53-28.8N 003-30.5W
- HYDROLANT 1771/09 · Surveys2009-09-17 → 2009-09-20Underwater operations in progress until further notice by barge excalibur in 53-27.5N 003-32.3W
- HYDROLANT 1749/09 · Surveys2009-09-14 → 2009-09-20Survey operations in progress until further notice by M/V fugro commander within 1.5 miles of 54-05N 003-26W
- HYDROLANT 1736/09 · Surveys2009-09-12 → 2009-09-16Underwater operations in progress until further notice by barge excalibur in 53-26.14N 003-37.24W
- HYDROLANT 1675/09 · Nav aids2009-09-03 → 2009-09-03Nga chart 36006 (1ST ed)
- HYDROLANT 1664/09 · Nav aids2009-09-01 → 2010-06-12Nga chart 36002 (0 ed)
- HYDROLANT 1613/09 · Nav aids2009-08-25 → 2009-09-01Nga chart 36002 (0 ed)
- HYDROLANT 1612/09 · Other2009-08-25 → 2009-09-01Nga chart 36002 (0 ed)
- HYDROLANT 1561/09 · Nav aids2009-08-17 → 2009-08-18Nga chart 36028 (2ND ed)
- HYDROLANT 1560/09 · Nav aids2009-08-17 → 2009-08-20Nga chart 36026 (1ST ed)
- HYDROLANT 1503/09 · Nav aids2009-08-10 → 2009-08-10Nga chart 36007 (1ST ed)
- HYDROLANT 1439/09 · Surveys2009-07-31 → 2009-09-14Survey operations in progress until further notice by M/V fugro commander in area bound by 54-07.6N…
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.