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 2496/15 · Nav aids2015-10-05 → 2015-10-06
    East maiden light 54-55.7N 005-43.7W unlit
  2. HYDROLANT 2488/15 · Nav aids2015-10-05 → 2015-10-16
    GPS jamming exercises: a. 0730Z to 0830Z and 1600Z to 1700Z daily 06, 07 and 12 thru 16 oct within 28 miles…
  3. HYDROLANT 2433/15 · Nav aids2015-09-29 → 2015-09-29
    Dgps station at butt of lewis light 58-30.9N 006-15.7W off air 290900Z to 291600Z sep
  4. HYDROLANT 2355/15 · Nav aids2015-09-21 → 2015-09-21
    Gasay light 57-08.9N 007-17.4W unlit
  5. HYDROLANT 2318/15 · Nav aids2015-09-17 → 2015-09-19
    East maiden light 54-55.7N 005-43.6W unreliable
  6. HYDROLANT 2303/15 · Surveys2015-09-16 → 2015-09-17
    Dangerous wreck in 56-30.0N 005-41.8W
  7. HYDROLANT 1672/15 · Nav aids2015-07-08 → 2016-04-10
    Davaar light 55-25.7N 005-32.4W range temporarily reduced to nine miles
  8. HYDROLANT 1574/15 · Nav aids2015-06-26 → 2015-06-29
    East maiden light 54-55.7N 005-43.6W unlit
  9. HYDROLANT 1447/15 · Surveys2015-06-13 → 2015-06-14
    Underwater operations in progress until further notice by M/V surf ranger with submersible vicinity 54-55.8N…
  10. HYDROLANT 1430/15 · Surveys2015-06-12 → 2015-06-13
    Underwater operations in progress until further notice by M/V surf ranger with submersible vicinity 54-53.8N…
  11. HYDROLANT 999/15 · Nav aids2015-04-25 → 2015-07-18
    Rhinns of islay light 55-40.4N 006-30.8W range temporarily reduced to nine miles
  12. HYDROLANT 914/15 · Nav aids2015-04-16 → 2015-04-25
    Rhinns of islay light 55-40.4N 006-30.8W range temporarily reduced to nine miles
  13. HYDROLANT 847/15 · Nav aids2015-04-10 → 2015-04-13
    RACON at cabbage light 57-42.13N 007-03.96W inoperative
  14. HYDROLANT 829/15 · Nav aids2015-04-09 → 2015-04-10
    RACON at rathlin east light 55-18.1N 006-10.3W unreliable
  15. HYDROLANT 801/15 · Nav aids2015-04-06 → 2015-04-14
    Mew island light 54-41.9N 005-30.7W range reduced to 18 miles
  16. HYDROLANT 759/15 · Nav aids2015-03-31 → 2015-04-09
    Dgps station at butt of lewis light 58-30.9N 006-15.7W off air
  17. HYDROLANT 752/15 · Nav aids2015-03-30 → 2015-04-02
    Mew island light 54-41.9N 005-30.7W range reduced to 18 miles
  18. HYDROLANT 624/15 · Nav aids2015-03-15 → 2015-03-17
    Mrcc stornoway mf dsc and r/t services at butt of lewis 58-28N 006-14W unreliable
  19. HYDROLANT 512/15 · Nav aids2015-03-02 → 2015-03-30
    Mew island light 54-41.9N 005-30.7W unreliable
  20. HYDROLANT 203/15 · Nav aids2015-01-24 → 2015-01-25
    Ardnamurchan light 56-43.6N 006-13.4W unlit

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