Mediterranean Sea - Western Basin

IHO sea area 28A · -2° to 12° E, 36° to 44° N

in force
2
last 12 months
2
since 1998
1,204
categories
11

In force now · 2

  1. NAVAREA III 100/26 · Towing2026-06-27
    Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.
  2. HYDROLANT 1235/26 · Exercises2026-06-25
    Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.

Longest in force

  1. HYDROLANT 1235/26 · Exercises2026-06-25
    Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
  2. NAVAREA III 100/26 · Towing2026-06-27
    Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.

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

Exercises38732%
Nav aids26122%
Surveys19416%
Cable ops16113%
Derelicts857%
Other595%
Containers262%
Debris151%
Wrecks111%
Missiles40%
Towing10%

Archive · 1,202 cancelled

  1. HYDROLANT 1755/20 · Exercises2020-05-25 → 2020-05-28
    Hazardous operations 260600Z to 281500Z may in area bound by 42-10N 005-35E, 42-40N 005-35E, 42-40N 007-10E,…
  2. HYDROLANT 1738/20 · Exercises2020-05-23 → 2020-05-25
    Cancel this msg 251630Z may 20
  3. HYDROLANT 1696/20 · Exercises2020-05-19 → 2020-05-22
    Hazardous operations 220530Z to 221530Z may in area bound by 39-42.8N 008-26.8E, 39-42.8N 008-23.2E,…
  4. HYDROLANT 1656/20 · Exercises2020-05-15 → 2020-05-20
    Gunnery exercises: a. 0600Z to 0800Z daily 19 and 20 may in area bound by 42-40N 005-54E, 42-10N 005-54E,…
  5. HYDROLANT 1642/20 · Exercises2020-05-14 → 2020-05-15
    Cancel this msg 151630Z may 20
  6. HYDROLANT 1590/20 · Exercises2020-05-10 → 2020-05-12
    Gunnery exercises 111500Z to 111659Z, 120700Z to 120859Z and 121230Z to 121529Z may in area bound by 42-40N…
  7. HYDROLANT 1577/20 · Surveys2020-05-08 → 2020-05-18
    Survey operations in progress until 172359Z may by M/V anacaona in area bound by 43-12N 006-36E, 42-24N…
  8. HYDROLANT 1522/20 · Surveys2020-05-04 → 2020-06-16
    Survey operations 05 may thru 30 jun by M/V pourquoi pas in area bound by 43-53.00N 009-38.00E, 43-53.00N…
  9. HYDROLANT 1509/20 · Exercises2020-05-03 → 2020-05-29
    Cancel this msg 29 may 20
  10. HYDROLANT 1506/20 · Surveys2020-05-03 → 2020-05-04
    Survey operations 05 may thru 30 jun by M/V pourquoi pas in area bound by 43-53N 006-01E, 43-53N 009-38E,…
  11. HYDROLANT 1500/20 · Exercises2020-05-02 → 2020-05-07
    Hazardous operations 061300Z to 071559Z may in area bound 42-40N 005-30E, 42-10N 005-30E, 42-10N 006-05E,…
  12. HYDROLANT 1499/20 · Surveys2020-05-02 → 2020-05-25
    Underwater operations 040001Z to 242359Z may by M/V anacoana in area bound by 43-44N 007-23E, 43-36N…
  13. HYDROLANT 1493/20 · Surveys2020-05-01 → 2020-05-08
    Survey operations 040001Z to 102359Z may by M/V anacaona in area bound by 43-12N 006-36E, 42-24N 008-30E,…
  14. HYDROLANT 1481/20 · Surveys2020-04-30 → 2020-05-01
    Survey operations 040001Z to 100001Z may by M/V anacaona in area bound by 43-12N 006-36E, 42-24N 008-30E,…
  15. HYDROLANT 1464/20 · Exercises2020-04-29 → 2020-04-30
    Hazardous operations 300630Z to 300914Z apr in area bound by 42-25N 005-30E, 41-40N 005-30E, 41-40N 006-00E,…
  16. HYDROLANT 1446/20 · Exercises2020-04-28 → 2020-04-29
    Hazardous operations 290700Z to 291530Z apr in area bound by 43-05N 006-00E, 43-05N 005-08E, 41-40N 005-08E,…
  17. HYDROLANT 1413/20 · Exercises2020-04-24 → 2020-04-26
    Hazardous operations 251900Z to 262100Z apr in area bound by 42-35N 005-35E, 42-35N 006-40E, 42-05N 006-40E,…
  18. HYDROLANT 1359/20 · Exercises2020-04-17 → 2020-04-30
    Hazardous operations 0530Z to 1530Z daily 20 thru 24 and 27 thru 30 apr in area bound by 39-42.8N 008-26.8E,…
  19. HYDROLANT 1325/20 · Exercises2020-04-14 → 2020-04-18
    Hazardous operations 0500Z to 1800Z daily 17 and 18 apr in area bound by 42-47N 006-15E, 42-25N 006-15E,…
  20. HYDROLANT 1296/20 · Exercises2020-04-11 → 2020-04-15
    Hazardous operations 120000Z to 142359Z apr in area bound by 40-00N 006-18E, 40-00N 008-00E, 38-02N 008-00E,…

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