Gulf of Alaska
IHO sea area 58 · -163° to -137° E, 54° to 62° N
- in force
- 2
- last 12 months
- 14
- archive messages
- 666
- categories
- 10
What the archive shows
666 messages are recorded since 1985-02-25 for the Gulf of Alaska. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Nav aids accounts for 323 of 666 recorded messages (48%), the largest category group in this selection.
The NGA historical archive froze in 2024-05; live collection began 2026-08-17. Counts around that gap are incomplete, and changes in reporting volume do not establish changes in incident frequency.
- An older warning still listed in force · issued 2025-11-13 21:05ZWeather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.
In force now · 2
- NOAAORR-11227 · Spills2026-09-28The 91-foot fishing vessel Rolfy sank at I-Dock in Seward Harbor, Alaska, on September 28, 2026, posing an oil threat as salvage crews prepare to refloat it.
- NAVAREA XII 718/25 · Nav aids2025-11-13Weather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.
Longest in force
- NAVAREA XII 718/25 · Nav aids2025-11-13Weather fax services are off air at Kodiak, Alaska; NAVAREA XII 460/24 is canceled.
- NOAAORR-11227 · Spills2026-09-28The 91-foot fishing vessel Rolfy sank at I-Dock in Seward Harbor, Alaska, on September 28, 2026, posing an oil threat as salvage crews prepare to refloat it.
By year
85
86
87
88
89
90
91
92
93
94
95
97
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
25
26
By month (all years)
J
F
M
A
M
J
J
A
S
O
N
D
By category · available archive
| Nav aids | 323 | 48% |
| Spills | 191 | 29% |
| Quakes | 86 | 13% |
| Other | 33 | 5% |
| Exercises | 17 | 3% |
| Cable ops | 6 | 1% |
| Incidents | 4 | 1% |
| Debris | 3 | 0% |
| Derelicts | 2 | 0% |
| Missiles | 1 | 0% |
Archive · 664 cancelled
- NAVAREA XII 315/20 · Quakes2020-07-22 → 2020-07-22Earthquake with magnitude of 7.8 has occurred in vicinity 55-12N 158-36W at 220613Z jul
- USGS-US7000ASY0 · Quakes2020-07-22 → 2020-07-2576 km ese of sand point, alaska
- NAVAREA XII 313/20 · Quakes2020-07-22 → 2020-07-22Earthquake with magnitude of 7.4 has occurred in vicinity 55-12N 158-36W at 220613Z jul
- USGS-US7000ASX4 · Quakes2020-07-22 → 2020-07-25101 km ese of sand point, alaska
- USGS-US7000ASVB · Quakes2020-07-22 → 2020-07-252020 perryville, alaska earthquake
- NOAAORR-10125 · Spills2020-07-21 → 2020-08-04Womens bay, kodiak, ak
- NOAAORR-10124 · Spills2020-07-20 → 2020-08-03On 20-Jul-2020, msd homer notified the noaa ssc of the following: MV north pacific gold, a 90-foot crabber…
- NAVAREA XII 304/20 · Other2020-07-14 → 2020-07-164125KHZ services unreliable 151800Z to 152359Z jul at: a. uscg communication facility kodiak (j) 57-46.6N…
- NAVAREA XII 299/20 · Other2020-07-10 → 2020-07-11Uscg communication facility kodiak (j) 57-46.6N 152-31.7W 4125KHZ services unreliable 101700Z to 110001Z jul
- NOAAORR-10107 · Spills2020-06-19 → 2020-07-03Sukhoi lagoon, kodiak island, alaska
- NOAAORR-10072 · Spills2020-04-16 → 2020-04-30Pv bella vita sinking; cochrane bay, prince william sound, alaska
- NOAAORR-10071 · Spills2020-04-12 → 2020-04-26At 2000 hrs on 12-Apr-2020, uscg marine safety unit valdez was notified of an oily water discharge from the…
- NAVAREA XII 141/20 · Nav aids2020-04-01 → 2020-04-02Uscg communication facility kodiak (j) 57-46.6N 152-31.7W hf and dsc services unreliable 011700Z to 020001Z…
- NAVAREA XII 140/20 · Other2020-03-31 → 2020-04-28Commdet kodiak, ak remote site cold bay 55-11N 162-42W 4125KHZ services inoperative
- NAVAREA XII 94/20 · Nav aids2020-03-09 → 2020-03-12Uscg communication facility kodiak (j) 57-46.6N 152-31.7W hf and dsc services unreliable 110900Z to 130001Z
- NAVAREA XII 88/20 · Other2020-03-06 → 2020-03-07Commdet kodiak, ak remote site cold bay 55-11N 162-42W 4125KHZ services inoperative
- NAVAREA XII 82/20 · Other2020-02-29 → 2020-02-29Uscg remote communications facility cold bay 55-11.27N 162-42.90W frequency 4125 khz inoperative
- NAVAREA XII 72/20 · Other2020-02-24 → 2020-02-25Uscg communication facility kodiak (j) 57-46.6N 152-31.7W transmit capabilities unreliable 252000Z to…
- NAVAREA XII 58/20 · Nav aids2020-02-13 → 2020-02-14Commdet kodiak, ak remote site cold bay 55-11N 162-42W hf off air
- NAVAREA XII 56/20 · Other2020-02-08 → 2020-02-12Commdet kodiak, ak remote site cold bay 55-11N 162-42W 4125KHZ services unreliable
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.