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 9/16 · Nav aids2016-01-11 → 2016-01-11Kodiak dgps station 57-37.1N 152-11.6W unusable
- NOAAORR-9212 · Spills2016-01-04 → 2016-01-18Latouche island, alaska
- NAVAREA XII 411/15 · Nav aids2015-12-30 → 2016-01-03Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 403/15 · Nav aids2015-12-17 → 2015-12-26Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 391/15 · Debris2015-11-22 → 2015-11-25Noaa buoy 46078 adrift in 56-00-52N 152-30-40W at 220001Z nov
- NOAAORR-9199 · Spills2015-11-06 → 2015-11-20Cold bay, alaska
- NAVAREA XII 354/15 · Nav aids2015-10-23 → 2015-10-28Cold bay dgps station 55-11.4N 162-42.3W unusable 280001Z to 280400Z oct
- NOAAORR-9189 · Spills2015-09-30 → 2015-10-14On 01-Jun-2015, intermittent sheening was observed 250' offshore at seward, alaska
- NOAAORR-9158 · Spills2015-08-13 → 2015-08-27Spruce island, alaska
- NOAAORR-9156 · Spills2015-08-11 → 2015-08-25Olsen island, alaska
- NOAAORR-8972 · Spills2015-08-02 → 2015-08-16Latouche island, alaska
- USGS-AK0159NC9DK8 · Quakes2015-07-29 → 2015-08-0152 km ene of pedro bay, alaska
- NAVAREA XII 245/15 · Nav aids2015-07-22 → 2015-07-28Kodiak dgps station 57-37.1N 152-11.6W unusable 271600Z to 280200Z jul
- NAVAREA XII 236/15 · Nav aids2015-07-15 → 2015-07-18Cold bay dgps station 55-11.4N 162-42.3W unreliable
- NOAAORR-8962 · Spills2015-07-14 → 2015-07-28Hawkins island, alaska
- NOAAORR-8948 · Spills2015-06-10 → 2015-06-24Cape spencer, alaska
- USGS-AK0156UJ8RK3 · Quakes2015-05-29 → 2015-06-01117 km sse of ugashik, alaska
- NOAAORR-8937 · Spills2015-05-23 → 2015-06-06Port graham, cook inlet, alaska
- NOAAORR-8915 · Spills2015-04-21 → 2015-05-05Swikshak bay, alaska
- NAVAREA XII 130/15 · Exercises2015-04-12 → 2015-04-14Gunnery exercises 140200Z to 140600Z apr within five miles of 59-50N 145-56W
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.