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 360/17 · Nav aids2017-02-02 → 2017-02-02
    Donaghadee harbor light 54-38.7N 005-31.9W unreliable
  2. HYDROLANT 298/17 · Nav aids2017-01-28 → 2017-02-01
    Cgoc belfast mf dsc at tiree 56-30N 006-58W off air
  3. HYDROLANT 181/17 · Nav aids2017-01-18 → 2017-03-01
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
  4. HYDROLANT 53/17 · Surveys2017-01-06 → 2017-02-16
    Survey operations in progress until further notice by M/V icebeam and M/V seabeam with submersible in area…
  5. HYDROLANT 3535/16 · Nav aids2016-12-30 → 2017-01-05
    Ness point light 57-25.4N 006-47.3W unreliable
  6. HYDROLANT 3305/16 · Nav aids2016-12-08 → 2016-12-08
    Black head light 54-46.0N 005-41.3W unreliable
  7. HYDROLANT 3300/16 · Nav aids2016-12-07 → 2017-01-18
    Rhu stoer light 58-14.4N 005-24.2W range temporarily reduced to 12 miles
  8. HYDROLANT 3112/16 · Surveys2016-11-22 → 2016-11-24
    Underwater operations 220800Z to 241800Z nov by M/V sd northern river with submersible in area bound by…
  9. HYDROLANT 3086/16 · Nav aids2016-11-19 → 2016-11-19
    Rona light 57-34.7N 005-57.5W unlit
  10. HYDROLANT 3079/16 · Nav aids2016-11-19 → 2016-11-19
    Rona light 57-34.7N 005-57.5W unreliable
  11. HYDROLANT 3071/16 · Surveys2016-11-18 → 2016-11-21
    Underwater operations 181200Z to 211800Z nov by M/V sd northern river with submersible in area bound by…
  12. HYDROLANT 3070/16 · Surveys2016-11-18 → 2016-11-21
    Underwater operations 181200Z to 211800Z nov by M/V sd northern river with submersible in area bound by…
  13. HYDROLANT 3031/16 · Surveys2016-11-15 → 2016-11-18
    Underwater operations 151200Z to 181200Z nov by M/V sd northern river with submersible in area bound by…
  14. HYDROLANT 3028/16 · Surveys2016-11-15 → 2016-11-15
    Underwater operations 150800Z to 151200Z nov by M/V sd northern river with submersible in area bound by…
  15. HYDROLANT 2981/16 · Surveys2016-11-11 → 2016-11-13
    Underwater operations 111200Z to 131700Z nov by M/V sd northern river in area bound by 55-50N 005-12W,…
  16. HYDROLANT 2968/16 · Surveys2016-11-09 → 2016-11-11
    Underwater operations 091200Z to 111300Z nov by M/V sd northern river in area bound by 55-37N 004-55W,…
  17. HYDROLANT 2945/16 · Surveys2016-11-07 → 2016-11-09
    Underwater operations 071200Z to 091200Z nov by M/V sd northern river with submersible in area bound by…
  18. HYDROLANT 2888/16 · Nav aids2016-11-02 → 2017-04-07
    Tiumpan head light 58-15.7N 006-08.3W range temporarily reduced to 12 miles
  19. HYDROLANT 2882/16 · Nav aids2016-11-01 → 2016-11-02
    NAVTEX station portpatrick (o) 54-50.6N 005-07.5W unreliable 020001Z to 020600Z nov
  20. HYDROLANT 2816/16 · Nav aids2016-10-26 → 2016-11-02
    Tiumpan head light 58-15.7N 006-08.3W range temporarily reduced to 12 miles

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