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
- NAVAREA III 100/26 · Towing2026-06-27Towed target shooting exercise in western Mediterranean Sea on October 29 or 30, 2026, within a defined area; canceled by October 31.
- HYDROLANT 1235/26 · Exercises2026-06-25Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
Longest in force
- HYDROLANT 1235/26 · Exercises2026-06-25Hazardous operations are taking place in the western Mediterranean Sea off Spain from 29 to 30 October, until cancelled on 31 October.
- NAVAREA III 100/26 · Towing2026-06-27Towed 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
| Exercises | 387 | 32% |
| Nav aids | 261 | 22% |
| Surveys | 194 | 16% |
| Cable ops | 161 | 13% |
| Derelicts | 85 | 7% |
| Other | 59 | 5% |
| Containers | 26 | 2% |
| Debris | 15 | 1% |
| Wrecks | 11 | 1% |
| Missiles | 4 | 0% |
| Towing | 1 | 0% |
Archive · 1,202 cancelled
- HYDROLANT 1648/99 · Surveys1999-08-07 → 1999-08-10Underwater operations 080700Z to 112359Z aug by M/V teneo vicinity 37-25.6N 010-34.0E
- HYDROLANT 1571/99 · Surveys1999-07-30 → 1999-08-06Underwater operations 020001Z to 052359Z aug by M/V europe in area bound by 42-56N 005-50E, 42-56N 006-12E,…
- HYDROLANT 1507/99 · Exercises1999-07-21 → 1999-07-24Gunnery exercises 241400Z to 241600Z jul within 15 miles of 38-20N 008-47E
- HYDROLANT 1421/99 · Nav aids1999-07-10 → 1999-07-12Revellata light 42-35.0N 008-43.5E unlit
- HYDROLANT 1399/99 · Exercises1999-07-07 → 1999-07-10Gunnery exercises 08 and 09 jul within two miles of 38-50N 007-45E
- HYDROLANT 1343/99 · Nav aids1999-06-29 → 1999-06-30Cala revellata light 42-35.0N 008-43.5E unlit
- HYDROLANT 1318/99 · Other1999-06-25 → 1999-06-26Underwater ordnance detonation 260600Z to 261800Z jun within 4000 meters of 41-10N 008-57E
- HYDROLANT 1304/99 · Surveys1999-06-23 → 1999-07-11Survey operations in progress until 10 jul by M/V blue dream within three miles of 39-03N 008-09E
- HYDROLANT 1243/99 · Surveys1999-06-15 → 1999-06-17Underwater operations in progress until 172200Z jun by M/V tethys II vicinity 43-05N 007-25E
- HYDROLANT 1216/99 · Surveys1999-06-11 → 1999-07-29Underwater operations 12 jun thru 28 jul by M/V europe: a. in area between 43-16.0N 43-18.5N and 005-12.0E…
- HYDROLANT 1194/99 · Exercises1999-06-09 → 1999-06-10Gunnery exercises 101900Z to 102100Z jun in area bound by 42-25N 006-15E, 42-25N 007-09E, 41-33N 007-10E,…
- HYDROLANT 1169/99 · Exercises1999-06-07 → 1999-06-08Gunnery exercises 081900Z to 082100Z jun in area bound by 42-40N 005-30E, 42-40N 006-15E, 41-55N 006-15E,…
- HYDROLANT 1138/99 · Nav aids1999-06-03 → 1999-07-15Radiobeacon at cap couronne light 43-19.5N 005-03.2E inoperative
- HYDROLANT 1121/99 · Exercises1999-06-01 → 1999-06-04Gunnery exercises 2201Z to 2159Z commencing daily 01 thru 03 jun in area bound by 38-57.0N 008-35.5E,…
- HYDROLANT 1120/99 · Exercises1999-06-01 → 1999-06-16Gunnery exercises 0600Z to 1800Z daily 02, 03, 07 thru 11 and 14 thru 16 jun in area bound by 38-57.0N…
- HYDROLANT 1108/99 · Surveys1999-05-31 → 1999-06-12Underwater operations in progress until 112259Z jun by M/V tethys II in area bound by 43-40N 007-15E, 43-42N…
- HYDROLANT 1106/99 · Exercises1999-05-30 → 1999-05-30Gunnery exercises 302300Z to 310100Z may in area bound by 42-40N 006-40E, 42-40N 007-09E, 42-53N 007-34E,…
- HYDROLANT 1100/99 · Nav aids1999-05-29 → 1999-05-30Cap bear light 42-30.9N 003-08.2E unlit
- HYDROLANT 1064/99 · Exercises1999-05-24 → 1999-05-28Submarine operations 0800Z to 1400Z daily 25 thru 28 may by M/V antedon in area bound by 42-56N 006-00E,…
- HYDROLANT 995/99 · Surveys1999-05-17 → 1999-05-22Underwater operations 180001Z to 220600Z may by M/V tethys II vicinity 43-35N 007-30E
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.