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 aids95178%
Other968%
Surveys746%
Cable ops534%
Wrecks323%
Mines30%
Derelicts30%
Debris20%
Containers10%
Exercises10%

Archive · 1,214 cancelled

  1. HYDROLANT 2277/23 · Nav aids2023-10-08 → 2023-10-27
    Mrcc stornoway mf dsc at tiree airport 56-30.00N 006-52.80W off air
  2. HYDROLANT 2197/23 · Nav aids2023-09-29 → 2023-09-30
    RACON at oigh sgeir light 56-58.20N 006-40.80W inoperative 0800Z to 1700Z daily 29 and 30 sep
  3. HYDROLANT 2196/23 · Nav aids2023-09-29 → 2023-10-05
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
  4. HYDROLANT 2189/23 · Nav aids2023-09-28 → 2023-11-09
    Oigh sgeir light 56-58.20N 006-40.80W range temporarily reduced to 12 miles
  5. HYDROLANT 1833/23 · Nav aids2023-08-18 → 2023-09-29
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
  6. HYDROLANT 1702/23 · Nav aids2023-07-30 → 2023-08-14
    Mf dsc services at tiree site 56-30.2N 006-57.9W
  7. HYDROLANT 1613/23 · Nav aids2023-07-18 → 2023-07-19
    Hyskeir light 56-58.20N 006-40.80W unreliable
  8. HYDROLANT 1583/23 · Nav aids2023-07-14 → 2023-08-14
    Cgoc stornoway mf dsc and r/t services at butt of lewis site 58-27.70N 006-13.90W off air
  9. HYDROLANT 1476/23 · Nav aids2023-06-30 → 2023-07-12
    Cgoc stornoway mf and r/t services at butt of lewis site 58-27.7N 006-13.9W off air
  10. HYDROLANT 1399/23 · Nav aids2023-06-23 → 2023-06-24
    Scarinish light 56-30.00N 006-48.30W unlit
  11. HYDROLANT 1357/23 · Nav aids2023-06-18 → 2023-06-21
    Mf r/t services at tiree airport 56-29.99N 006-52.80W off air
  12. HYDROLANT 1292/23 · Nav aids2023-06-11 → 2023-06-12
    Hyskeir light 56-58.20N 006-40.80W unlit
  13. HYDROLANT 1150/23 · Nav aids2023-05-25 → 2023-05-26
    Inishowen head light 55-13.60N 006-55.70W unlit
  14. HYDROLANT 1118/23 · Nav aids2023-05-22 → 2023-05-23
    Inishowen head light 55-13.60N 006-55.70W unlit
  15. HYDROLANT 1088/23 · Nav aids2023-05-17 → 2023-05-20
    NAVTEX station portpatrick (o) 54-50.63N 005-07.46W off air
  16. HYDROLANT 995/23 · Nav aids2023-05-08 → 2023-05-10
    Hyskeir light 56-58.20N 006-40.80W unreliable
  17. HYDROLANT 936/23 · Nav aids2023-05-01 → 2023-05-05
    NAVTEX station portpatrick (o) 54-50.64N 005-07.47W reduced power 020800Z to 121600Z may
  18. HYDROLANT 764/23 · Nav aids2023-04-09 → 2023-04-10
    Hyskeir light 56-58.20N 006-40.80W unreliable
  19. HYDROLANT 747/23 · Nav aids2023-04-06 → 2023-04-10
    Cgoc stornoway mf r/t and dsc services at butt of lewis site 58-27.7N 006-13.9W off air
  20. HYDROLANT 721/23 · Nav aids2023-04-04 → 2023-04-05
    Pladda light 55-25.50N 005-07.10W 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.