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 1513/01 · Containers2001-05-25 → 2001-06-01
    Submerged container adrift 54-50.8N 005-14.3W at 242000Z may
  2. HYDROLANT 1481/01 · Nav aids2001-05-22 → 2001-05-25
    Eilean glas light 57-51N 006-39W unreliable
  3. HYDROLANT 1456/01 · Surveys2001-05-19 → 2001-06-11
    Underwater operations in progress until further notice by M/V havila crown vicinity of trackline joining…
  4. HYDROLANT 1276/01 · Other2001-04-28 → 2001-05-03
    Hyskier light 56-58N 006-41W at reduced intensity
  5. HYDROLANT 1267/01 · Cable ops2001-04-28 → 2001-05-19
    Underwater operations in progress until further notice by cableship havila skagerrak vicinity of trackline…
  6. HYDROLANT 1212/01 · Surveys2001-04-21 → 2001-05-08
    Underwater operations in progress until further notice by M/V terschelling with submersible within 1000…
  7. HYDROLANT 1058/01 · Nav aids2001-04-03 → 2001-04-04
    Mcarthurs head light 55-46N 006-03W unlit
  8. HYDROLANT 973/01 · Surveys2001-03-26 → 2001-03-26
    Underwater operations in progress until further notice by M/V havila reel vicinity 54-42.1N 005-16.6W
  9. HYDROLANT 971/01 · Nav aids2001-03-25 → 2001-03-26
    Dubuh artach light 56-08N 006-38W unreliable
  10. HYDROLANT 968/01 · Surveys2001-03-25 → 2001-03-26
    Underwater operations in progress until further notice by M/V havila reel vicinity 54-42.2N 005-17.2W
  11. HYDROLANT 953/01 · Surveys2001-03-24 → 2001-03-25
    Underwater operations in progress until further notice by M/V havila reel vicinity 54-46.8N 005-23.1W
  12. HYDROLANT 949/01 · Nav aids2001-03-23 → 2001-04-06
    Calvay light 57-08.5N 007-15.5W unlit
  13. HYDROLANT 925/01 · Surveys2001-03-22 → 2001-03-24
    Underwater operations in progress until further notice by M/V havila reel vicinity 55-00.4N 005-35.1W
  14. HYDROLANT 919/01 · Surveys2001-03-21 → 2001-03-22
    Underwater operations in progress until further notice by M/V havila reel vicinity 55-21N 005-58W
  15. HYDROLANT 915/01 · Nav aids2001-03-21 → 2001-03-22
    Eilean trodday light 57-44N 006-18W unlit
  16. HYDROLANT 852/01 · Mines2001-03-14 → 2001-03-16
    Mine adrift vicinity 55-51.0N 005-43.6W at 141049Z mar
  17. HYDROLANT 834/01 · Surveys2001-03-13 → 2001-03-13
    Underwater operations in progress until further notice by M/V tertnes vicinity 54-55N 005-30W
  18. HYDROLANT 807/01 · Cable ops2001-03-10 → 2001-03-21
    Underwater operations in progress until further notice by cableship leon thevenin with submersible vicinity…
  19. HYDROLANT 731/01 · Surveys2001-03-04 → 2001-03-08
    Underwater operations in progress until further notice by M/V havila reel vicinity 55-20N 005-57W
  20. HYDROLANT 647/01 · Surveys2001-02-23 → 2001-02-24
    Underwater operations in progress until further notice by M/V havila reel vicinity 55-20N 005-57W

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