Inner Seas off the West Coast of Scotland

IHO sea area 18 · -8° to -4° E, 54° to 59° N

in force
2
last 12 months
2
since 1998
1,216
categories
10

In force now · 2

  1. HYDROLANT 1552/26 · Nav aids2026-08-11
    Mew Island Light at 54-41.90N 005-30.80W in North Channel, Ireland, is unreliable.
  2. HYDROLANT 1532/26 · Nav aids2026-08-08
    MF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.

Longest in force

  1. HYDROLANT 1532/26 · Nav aids2026-08-08
    MF DSC service is off air at Tiree in the Sea of the Hebrides, Scotland, at 56-30.20N 006-57.80W.
  2. HYDROLANT 1552/26 · Nav aids2026-08-11
    Mew Island Light at 54-41.90N 005-30.80W in North Channel, Ireland, is unreliable.

By year

98
99
00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

By category · since 1997

Nav aids95078%
Other968%
Surveys746%
Cable ops544%
Wrecks323%
Mines30%
Derelicts30%
Debris20%
Containers10%
Exercises10%

Archive · 1,214 cancelled

  1. HYDROLANT 2333/02 · Nav aids2002-10-21 → 2002-10-22
    Ailsa craig light 55-15.2N 005-06.5W unreliable
  2. HYDROLANT 2199/02 · Cable ops2002-10-03 → 2002-10-16
    Cable operations in progress until further notice by M/V skandi neptune vicinity 57-33.6N 005-55.7W
  3. HYDROLANT 2158/02 · Nav aids2002-09-26 → 2002-11-15
    Mrcc clyde 56-30N 006-59W mf dsc unreliable
  4. HYDROLANT 2116/02 · Other2002-09-21 → 2002-09-21
    Hyskeir light 56-58N 006-41W at reduced intensity
  5. HYDROLANT 2028/02 · Other2002-09-12 → 2002-09-12
    Hyskeir light 56-58N 006-41W at reduced intensity
  6. HYDROLANT 1885/02 · Nav aids2002-08-25 → 2002-08-29
    Barra head light 56-47.1N 007-39.2W unreliable
  7. HYDROLANT 1801/02 · Nav aids2002-08-15 → 2002-09-26
    Mrcc clyde 56-30N 006-59W mf dsc unreliable
  8. HYDROLANT 1743/02 · Nav aids2002-08-05 → 2002-08-10
    Hyskeir fog signal 56-58.5N 006-40.6W inoperative
  9. HYDROLANT 1725/02 · Nav aids2002-08-04 → 2002-08-05
    Ailsa craig light 55-15.1N 005-06.5W unreliable
  10. HYDROLANT 1636/02 · Nav aids2002-07-25 → 2002-07-25
    Pladda light 55-25.5N 005-07.2W unlit
  11. HYDROLANT 1526/02 · Nav aids2002-07-10 → 2002-07-10
    Eilean glas light 57-51N 006-39W unreliable
  12. HYDROLANT 1512/02 · Nav aids2002-07-09 → 2002-07-09
    Killantringan light 54-52N 005-09W unreliable
  13. HYDROLANT 1494/02 · Nav aids2002-07-06 → 2002-07-23
    Eilean a chuirn light 55-40N 006-01W range temporarily reduced to five miles
  14. HYDROLANT 1476/02 · Nav aids2002-07-04 → 2002-07-05
    Eilean glas light 57-51.4N 006-38.5W unreliable
  15. HYDROLANT 1338/02 · Nav aids2002-06-15 → 2002-06-16
    Mrcc clyde 56-30N 006-59W mf and mf dsc off air
  16. HYDROLANT 1093/02 · Cable ops2002-05-13 → 2002-05-14
    Underwater operations in progress until further notice by cableship leon thevenin with submersible within…
  17. HYDROLANT 1090/02 · Nav aids2002-05-12 → 2002-05-13
    Butt of lewis 58-25N 006-14W dsc service inoperative
  18. HYDROLANT 1053/02 · Cable ops2002-05-07 → 2002-05-12
    Underwater operations in progress until further notice by cableship leon thevenin with submersible within…
  19. HYDROLANT 896/02 · Nav aids2002-04-17 → 2002-04-22
    RACON at mew island light 54-41.9N 005-30.8W inoperative
  20. HYDROLANT 888/02 · Nav aids2002-04-16 → 2002-04-17
    Sanda island light 55-16.5N 005-34.9W unreliable

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.