Norwegian Sea

IHO sea area 6 · -14° to 26° E, 61° to 77° N

in force
1
last 12 months
1
since 1999
462
categories
11

In force now · 1

  1. HYDROLANT 1297/26 · Surveys2026-07-03
    Survey operations are in progress by vessel Ramform Atlas towing long cables in the North Sea off Norway; a three-mile berth is requested.

Longest in force

  1. HYDROLANT 1297/26 · Surveys2026-07-03
    Survey operations are in progress by vessel Ramform Atlas towing long cables in the North Sea off Norway; a three-mile berth is requested.

By year

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

Cable ops13329%
Surveys10423%
Missiles8118%
Exercises6314%
Other317%
Nav aids296%
Debris92%
Containers92%
Mines10%
Derelicts10%
Icebergs10%

Archive · 461 cancelled

  1. HYDROLANT 268/21 · Nav aids2021-01-29 → 2021-03-12
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  2. HYDROLANT 3907/20 · Nav aids2020-12-18 → 2021-01-29
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  3. HYDROARC 162/20 · Exercises2020-08-28 → 2020-09-08
    Hazardous operations: a. 051900Z to 080200Z sep in area bound by 69-00.0N 012-18.0E, 70-17.0N 016-15.5E,…
  4. HYDROLANT 2591/20 · Surveys2020-08-21 → 2020-10-07
    Survey operations in progress until further notice by M/V sw amundsen towing twelve 8000 meter long cables…
  5. HYDROLANT 2520/20 · Nav aids2020-08-14 → 2020-12-18
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  6. HYDROLANT 2417/20 · Surveys2020-08-02 → 2020-09-25
    Survey operations in progress until further notice by M/V bgp prospector towing ten 8000 meter long cables…
  7. HYDROARC 107/20 · Surveys2020-07-05 → 2020-09-12
    Survey operations in progress until 30 sep by M/V ramform tethys towing 16 10000 meter long cables in area…
  8. HYDROLANT 2134/20 · Nav aids2020-07-03 → 2020-08-14
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  9. HYDROLANT 2110/20 · Nav aids2020-07-01 → 2020-07-03
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  10. HYDROARC 100/20 · Missiles2020-06-30 → 2020-07-05
    Missile operations 0500Z to 1900Z daily 02 thru 05 jul in area bound by 69-27N 010-00E, 69-27N 011-30E,…
  11. HYDROARC 92/20 · Nav aids2020-06-24 → 2020-06-28
    GPS jamming exercises: a. 261025Z to 261200Z and 271030Z to 271200Z jun in area bound by 69-27N 015-30E,…
  12. HYDROARC 89/20 · Surveys2020-06-20 → 2020-07-26
    Survey operations in progress until 15 aug by M/V sw amundsen each towing eight 4400 meter long cables, in…
  13. HYDROARC 74/20 · Surveys2020-06-03 → 2020-06-28
    Survey operations in progress until 31 jul by M/V ramform tethys towing 14 4000 meter long cables in area…
  14. HYDROLANT 1709/20 · Nav aids2020-05-20 → 2020-07-01
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  15. HYDROARC 63/20 · Exercises2020-05-08 → 2020-05-13
    Hazardous operations 1800Z to 2359Z daily 11 thru 15 may in area bound by 69-17.5N 015-58.5E, 69-19.0N…
  16. HYDROLANT 1533/20 · Surveys2020-05-05 → 2020-09-05
    Survey operations in progress until further notice by M/V polarcus adira towing 12 11000 meter long cables…
  17. HYDROLANT 1380/20 · Surveys2020-04-20 → 2020-05-25
    Survey operations in progress until further notice by M/V ramform tethys towing 12 9200 meter long cables in…
  18. HYDROLANT 1281/20 · Nav aids2020-04-10 → 2020-05-20
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative
  19. HYDROARC 31/20 · Exercises2020-03-02 → 2020-03-19
    Hazardous operations 021200Z to 182300Z mar in area bound by 70-02.5N 015-23.3E, 70-02.5N 020-03.8E,…
  20. HYDROLANT 733/20 · Nav aids2020-02-27 → 2020-04-10
    All navigational aids at platform 211/18-A 61-21.8N 001-34.8E inoperative

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