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 180/17 · Nav aids2017-05-01 → 2017-05-02Kodiak dgps station 57-37.1N 152-11.6W unusable
- NOAAORR-9463 · Spills2017-04-01 → 2017-04-15Cook inlet, alaska
- NAVAREA XII 128/17 · Nav aids2017-03-19 → 2017-03-19Kodiak dgps station 57-37.1N 152-11.6W at reduced power
- NAVAREA XII 127/17 · Nav aids2017-03-19 → 2017-03-19Kodiak dgps station 57-37.1N 152-11.6W unreliable 1900Z to 2200Z daily 21 and 22 mar
- NAVAREA XII 122/17 · Nav aids2017-03-16 → 2017-03-21Kodiak dgps station 57-37.1N 152-11.6W unusable 211900Z to 212200Z mar
- USGS-AK0172SX1GKS · Quakes2017-03-02 → 2017-03-0548 km wnw of nanwalek, alaska
- NOAAORR-9448 · Spills2017-02-28 → 2017-03-14On 28 feb, 2017, uscg msd kodiak called to report that the fishing vessel elizabeth taylor broke anchor and…
- NOAAORR-9431 · Spills2017-02-08 → 2017-02-22On february 8, 2017, the uscg msd homer reported that an 8-inch natural gas line is releasing natural gas…
- HYDROPAC 44/17 · Incidents2017-01-05 → 2017-01-25F/V lady gundy, four persons on board, in need of assistance in 57-18.48N 144-41.57W at 050833Z jan
- NAVAREA XII 447/16 · Nav aids2016-12-01 → 2016-12-05Kodiak dgps station 57-37.1N 152-11.6W unusable 051900Z to 052200Z dec
- NOAAORR-9406 · Spills2016-11-27 → 2016-12-11On november 27, 2016, , the ssc was notified by uscg msd homer of a potential incident at tyonek oil…
- NOAAORR-9386 · Spills2016-10-30 → 2016-11-13Prince william sound, alaska
- NAVAREA XII 345/16 · Nav aids2016-09-25 → 2016-09-25Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 329/16 · Nav aids2016-09-11 → 2016-09-25Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NAVAREA XII 295/16 · Nav aids2016-08-31 → 2016-09-11Kodiak dgps station 57-37.1N 152-11.6W unreliable
- NOAAORR-9341 · Spills2016-08-16 → 2016-08-30Valdez diesel spill, port valdez, alaska; north pacific ocean, united states
- NOAAORR-9340 · Spills2016-08-16 → 2016-08-30Cipl drift river crude oil spill, cook inlet, alaska; tyonek, ak 99682, USA
- NAVAREA XII 240/16 · Nav aids2016-08-01 → 2016-08-01Kodiak dgps station 57-37.1N 152-11.6W unusable
- NAVAREA XII 237/16 · Nav aids2016-07-28 → 2016-08-11Cold bay dgps station 55-11.4N 162-42.3W discontinued at 041200Z aug
- NAVAREA XII 234/16 · Nav aids2016-07-28 → 2016-07-28Cold bay dgps station 55-11.4N 162-42.3W unusable
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.