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
By month (all years)
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% |
Ports on this sea · 4
Busiest first by annual vessel calls (IMF PortWatch); each port page shows the warnings within 60 nm, its World Port Index profile and monthly port calls.
- Anchorage · United States61 archived
- Swanport · United States27 archived
- Kodiak · United States1 in force
- Nikiski · United States63 archived
Archive · 664 cancelled
- NAVAREA XII 654/26 · Nav aids2026-09-22 → 2026-09-23The US Coast Guard remote communication facility at Kodiak, Alaska has unreliable high and medium frequency transmissions from 1600 to 0030 UTC daily September 23 to 25.
- NOAAORR-11218 · Spills2026-09-14 → 2026-09-28On September 14, 2026, a fire at Whittier, Alaska, pier and tour boat Klondike Express is extinguished; 2,000 gallons of diesel are accounted for, no sheen reported.
- NOAAORR-11208 · Spills2026-08-24 → 2026-09-07A mystery sheen and possibly weathered oil are observed in Trading Bay, Cook Inlet, Alaska, on August 24, 2026, near Platform Spark.
- NOAAORR-11170 · Spills2026-06-13 → 2026-06-27Resurrection bay, seward, ak
- NOAAORR-11147 · Spills2026-04-16 → 2026-04-30Anchorage, ak 99501, USA
- NOAAORR-11109 · Spills2026-01-20 → 2026-02-03Whittier, ak 99693, USA
- NOAAORR-11100 · Spills2026-01-07 → 2026-01-21Ivanoff bay, near perryville, ak
- USGS-US6000RT9W · Quakes2025-12-08 → 2025-12-1189 km n of yakutat, alaska
- NOAAORR-11090 · Spills2025-12-08 → 2025-12-22Prince william sound, ak
- USGS-US6000RSY1 · Quakes2025-12-06 → 2025-12-092025 hubbard glacier earthquake
- USGS-AK2025XJBVHJ · Quakes2025-11-27 → 2025-11-3012 km wnw of susitna, alaska
- NOAAORR-11078 · Spills2025-10-30 → 2025-11-13Gulf of alaska
- NOAAORR-11061 · Spills2025-09-02 → 2025-09-16Kodiak island, ak
- USGS-AK025B7POVRC · Quakes2025-09-01 → 2025-09-04133 km se of old harbor, alaska
- NOAAORR-11044 · Spills2025-08-02 → 2025-08-16Gulf of alaska
- NOAAORR-11038 · Spills2025-07-25 → 2025-08-08Hazardous substance containers; montague island, prince william sound, alaska
- NAVAREA XII 259/25 · Nav aids2025-05-05 → 2026-09-22At Kodiak, Alaska (57-46N 152-34W), U.S. Coast Guard high-frequency and digital selective calling services are unreliable.
- NOAAORR-10962 · Spills2025-04-24 → 2025-05-08M/V maunalei leaking lubricant; port of alaska, anchorage, alaska
- NOAAORR-10944 · Spills2025-03-31 → 2025-04-14Discharge from oil and gas production platform; cook inlet, alaska
- NOAAORR-10943 · Spills2025-03-31 → 2025-04-14Diesel spill between cape pankof and sand point; aleutian islands, 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.