Gulf of Alaska

IHO sea area 58 · -163° to -137° E, 54° to 62° N

in force
2
last 12 months
1
since 1999
388
categories
6

In force now · 2

  1. NAVAREA XII 718/25 · Nav aids2025-11-13
    Weather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.
  2. NAVAREA XII 259/25 · Nav aids2025-05-05
    At Kodiak, Alaska (57-46N 152-34W), U.S. Coast Guard high-frequency and digital selective calling services are unreliable.

Longest in force

  1. NAVAREA XII 259/25 · Nav aids2025-05-05
    At Kodiak, Alaska (57-46N 152-34W), U.S. Coast Guard high-frequency and digital selective calling services are unreliable.
  2. NAVAREA XII 718/25 · Nav aids2025-11-13
    Weather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.

By year

99
01
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

By category · since 1997

Nav aids31982%
Other4311%
Exercises174%
Cable ops62%
Derelicts21%
Missiles10%

Archive · 386 cancelled

  1. NAVAREA XII 360/11 · Nav aids2011-09-29 → 2011-10-01
    Nga chart 16011 (37TH ed)
  2. NAVAREA XII 357/11 · Missiles2011-09-27 → 2011-09-30
    Hazardous operations 1540Z to 1800Z daily 27 sep thru 03 oct in areas bound by: a. 57-29.040N 152-16.970W,…
  3. NAVAREA XII 339/11 · Nav aids2011-09-12 → 2011-09-13
    Nga chart 16580 (14TH ed)
  4. NAVAREA XII 332/11 · Nav aids2011-09-08 → 2011-09-09
    Nos chart 16011 (37TH ed)
  5. NAVAREA XII 326/11 · Nav aids2011-09-02 → 2011-09-02
    Nos chart 16011 (37TH ed)
  6. NAVAREA XII 319/11 · Nav aids2011-08-28 → 2011-08-31
    Nos chart 16011 (37TH ed)
  7. NAVAREA XII 301/11 · Nav aids2011-08-14 → 2011-08-14
    Nos chart 16011 (37TH ed)
  8. NAVAREA XII 280/11 · Nav aids2011-07-29 → 2011-08-05
    Nos chart 16011 (37TH ed)
  9. NAVAREA XII 270/11 · Nav aids2011-07-19 → 2011-07-19
    Nos chart 16011 (37TH ed)
  10. NAVAREA XII 268/11 · Nav aids2011-07-17 → 2011-07-21
    Nos chart 16011 (37TH ed)
  11. NAVAREA XII 263/11 · Exercises2011-07-12 → 2011-07-17
    Gunnery exercises: a. 142100Z to 150300Z jul in 59-26N 147-45W
  12. NAVAREA XII 261/11 · Nav aids2011-07-10 → 2011-07-14
    Nos chart 16580 (14TH ed)
  13. NAVAREA XII 241/11 · Nav aids2011-06-20 → 2011-06-21
    Nos chart 16580 (14TH ed)
  14. NAVAREA XII 234/11 · Nav aids2011-06-17 → 2011-06-18
    Nos chart 16011 (37TH ed)
  15. NAVAREA XII 229/11 · Exercises2011-06-13 → 2011-06-17
    Gunnery exercises 170300Z to 170500Z jun within 18 miles of: a. 57-30N 146-00W
  16. NAVAREA XII 228/11 · Exercises2011-06-13 → 2011-06-16
    Gunnery exercises 160300Z to 160500Z jun within 18 miles of: a. 57-30N 146-00W
  17. NAVAREA XII 204/11 · Nav aids2011-05-27 → 2011-05-27
    Nos chart 16011 (37TH ed)
  18. NAVAREA XII 170/11 · Nav aids2011-04-27 → 2011-04-28
    Nos chart 16011 (37TH ed)
  19. NAVAREA XII 158/11 · Nav aids2011-04-17 → 2011-04-17
    Nos chart 16011 (37TH ed)
  20. NAVAREA XII 151/11 · Exercises2011-04-13 → 2011-04-16
    Gunnery exercises 142000Z to 150001Z and 152000Z to 160001Z apr within 10000 yards of 59-58N 146-10W

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