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
- USGS-AK018FCNSK91 · Quakes2018-11-30 → 2018-12-031 km se of point mackenzie, alaska
- USGS-AK018EXSI6U4 · Quakes2018-11-21 → 2018-11-2450 km ene of pedro bay, alaska
- NAVAREA XII 461/18 · Nav aids2018-10-29 → 2018-10-31Uscg communication facility kodiak (j) 57-46.6N 152-31.7W weather fax off air
- NAVAREA XII 426/18 · Nav aids2018-10-08 → 2018-10-09NAVTEX station kodiak (jx) 57-46.6N 152-31.7W unable to monitor hf dsc frequencies
- NOAAORR-9798 · Spills2018-09-24 → 2018-10-08Cook inlet, alaska
- NAVAREA XII 387/18 · Nav aids2018-09-12 → 2018-09-13Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 349/18 · Nav aids2018-08-18 → 2019-01-01Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 334/18 · Nav aids2018-08-14 → 2018-09-07Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 319/18 · Nav aids2018-08-06 → 2018-08-07Uscg communication facility kodiak (jx) 57-46.6N 152-31.7W broadcast services off air
- NOAAORR-9762 · Spills2018-07-27 → 2018-08-10On july 26, 2018, the uscg marine safety unit (msu) valdez reported that the FV o'letta sank in 32 feet of…
- NAVAREA XII 293/18 · Nav aids2018-07-24 → 2018-07-24Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 270/18 · Nav aids2018-07-09 → 2018-07-10Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 260/18 · Nav aids2018-06-29 → 2018-07-10Kodiak dgps station 57-37.1N 152-11.6W at reduced power
- NAVAREA XII 255/18 · Nav aids2018-06-27 → 2018-06-28Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 252/18 · Nav aids2018-06-26 → 2018-06-26NAVTEX and vobra broadcast services at uscg remote communication facility kodiak (jx) 57-46.6N 152-31.7W off…
- NAVAREA XII 91/18 · Nav aids2018-02-27 → 2018-02-28Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NOAAORR-9678 · Spills2018-02-26 → 2018-03-12On 26-Feb-2018, a 3000-gallon rubber, fuel bladder fell from the roof of a structure that failed due to bad…
- NAVAREA XII 83/18 · Nav aids2018-02-20 → 2018-02-27Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 52/18 · Nav aids2018-01-26 → 2018-02-20Kodiak dgps station 57-37.1N 152-11.6W unreliable
- USGS-US2000CNH7 · Quakes2018-01-24 → 2018-01-27256 km ese of chiniak, alaska
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.