The Coastal Waters of Southeast Alaska and British Columbia
IHO sea area 59 · -137° to -122° E, 47° to 59° N
- in force
- 1
- last 12 months
- 14
- archive messages
- 640
- categories
- 9
What the archive shows
640 messages are recorded since 1984-07-27 for the The Coastal Waters of Southeast Alaska and British Columbia. The selection uses the IHO sea area; a message may describe an exercise, equipment outage or continuing operation as well as a hazard report.
Spills accounts for 351 of 640 recorded messages (55%), 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 2026-09-21 00:00ZAn overturned hydrogen tank truck in Bellingham, Washington, on September 21, 2026, poses a chemical threat with no obvious leak, and modeling is requested.
In force now · 1
Longest in force
By year
By month (all years)
By category · available archive
| Spills | 351 | 55% |
| Nav aids | 252 | 39% |
| Other | 23 | 4% |
| Quakes | 5 | 1% |
| Surveys | 4 | 1% |
| Cable ops | 2 | 0% |
| Towing | 1 | 0% |
| Wrecks | 1 | 0% |
| Derelicts | 1 | 0% |
Archive · 639 cancelled
- NOAAORR-10391 · Spills2021-12-10 → 2021-12-24Northlake way, seattle, wa
- NOAAORR-10390 · Spills2021-12-08 → 2021-12-22Elliott bay, seattle, wa
- NAVAREA XII 680/21 · Nav aids2021-11-30 → 2021-12-01Commdet kodiak, ak remote site point higgins 55-27N 131-49W hf voice, dsc and broadcast services off air…
- NOAAORR-10386 · Spills2021-11-27 → 2021-12-112400 11th avenue sw, seattle
- NAVAREA XII 664/21 · Nav aids2021-11-22 → 2021-11-25Commdet kodiak, ak remote site ketchikan 55-27N 131-49W off air
- NOAAORR-10383 · Spills2021-11-14 → 2021-11-28Friday harbor, wa
- NOAAORR-10382 · Spills2021-11-13 → 2021-11-27Pleasure craft zuma fuel transfer diesel spill; 5265 shilshole ave nw, seattle, wa 98107, USA
- NAVAREA XII 609/21 · Other2021-10-25 → 2021-10-29Commdet kodiak, ak remote site ketchikan 55-27N 131-49W services unreliable 0800Z to 1400Z daily 26 thru 29…
- NOAAORR-10374 · Spills2021-10-22 → 2021-11-05Washington coast & B.C
- NOAAORR-10362 · Spills2021-10-03 → 2021-10-17Doughty point, nw orcas island, wa
- NOAAORR-10357 · Spills2021-09-21 → 2021-10-05Duwamish waterway, wa
- NOAAORR-10345 · Spills2021-08-26 → 2021-09-09Hobart bay, ak
- NOAAORR-10335 · Spills2021-08-10 → 2021-08-24Prince of wales island, ak
- NAVAREA XII 387/21 · Other2021-08-06 → 2021-08-08Commdet kodiak, ak remote site ketchikan 55-27N 131-49W 4125KHZ services unreliable 080630Z thru 081330Z aug
- NAVAREA XII 381/21 · Other2021-08-05 → 2021-08-05Commdet kodiak, ak remote site point higgins 55-27N 131-49W 4125KHZ services and cothen services unreliable…
- NOAAORR-10328 · Spills2021-07-22 → 2021-08-05Shell refinery mystery sheen; 8505 s texas rd, anacortes, wa 98221, USA
- NAVAREA XII 342/21 · Other2021-07-21 → 2021-07-23Commdet kodiak, ak remote site point higgins 55-27N 131-49W 4125KHZ services unreliable 2000Z to 0100Z daily…
- NOAAORR-10322 · Spills2021-07-18 → 2021-08-01Point alava, ketchikan, ak
- NOAAORR-10316 · Spills2021-07-13 → 2021-07-27Towed vessel sinking near bellingham, wa; whatcom county, wa, USA
- NOAAORR-10268 · Spills2021-04-17 → 2021-05-0170ft wooden hulled vessel, norwester, near stuart island, wa; prevost harbor, wa, USA
Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.