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% |
| Wrecks | 1 | 0% |
| Towing | 1 | 0% |
| Derelicts | 1 | 0% |
Archive · 639 cancelled
- NAVAREA XII 247/16 · Nav aids2016-08-04 → 2016-08-05Annette island dgps station 55-04.1N 131-36.0W unreliable
- NOAAORR-9328 · Spills2016-07-28 → 2016-08-11Long island, alaska
- NAVAREA XII 208/16 · Nav aids2016-07-07 → 2016-07-12Annette island dgps station 55-04.1N 131-36.0W unusable 111600Z to 120200Z jul
- NAVAREA XII 183/16 · Nav aids2016-06-08 → 2016-07-03Annette island dgps station 55-04.1N 131-36.0W unreliable
- NOAAORR-9252 · Spills2016-03-20 → 2016-04-03Port orchard, wa
- NAVAREA XII 75/16 · Nav aids2016-03-11 → 2016-03-20Annette island dgps station 55-04.1N 131-36.0W unreliable
- NOAAORR-9247 · Spills2016-03-10 → 2016-03-24Om march 10, 2016, the uscg sector puget sound notified the noaa ssc for the northwest that the 57-foot F/V…
- NOAAORR-9246 · Spills2016-02-12 → 2016-02-26On february 12, 2016, the alaska ssc was notified that the 36-foot FV stella marie was partially submerged…
- NAVAREA XII 33/16 · Nav aids2016-02-04 → 2016-02-04Biorka dgps station 56-51.3N 135-32.4W unusable
- NOAAORR-9216 · Spills2016-01-13 → 2016-01-27Neva strait, sitka, alaska
- NAVAREA XII 409/15 · Nav aids2015-12-26 → 2015-12-27Annette island dgps station 55-04.1N 131-36.0W at reduced power
- NAVAREA XII 404/15 · Nav aids2015-12-18 → 2015-12-18Annette island dgps station 55-04.1N 131-36.0W unreliable
- NOAAORR-9188 · Spills2015-10-21 → 2015-11-04On september 12, 2015, the tug challenger sank at its mooring location near juneau, ak in approximately 20…
- NOAAORR-9178 · Spills2015-09-28 → 2015-10-12Tug harken 10; straits of georgia, briitish columbia, canada
- NAVAREA XII 325/15 · Nav aids2015-09-23 → 2015-09-24Annette island dgps station 55-04.1N 131-36.0W unusable
- NAVAREA XII 318/15 · Nav aids2015-09-15 → 2015-09-15Annette island dgps station 55-04.1N 131-36.0W unusable
- HYDROPAC 3056/15 · Nav aids2015-09-15 → 2015-09-17Biorka dgps station 56-51.3N 135-32.1W unusable
- NAVAREA XII 316/15 · Nav aids2015-09-15 → 2015-09-17Biorka dgps station 56-51.3N 135-32.1W unusable
- NOAAORR-9171 · Spills2015-09-04 → 2015-09-18Kelp bay, alaska
- NAVAREA XII 302/15 · Nav aids2015-09-03 → 2015-09-04Annette island dgps station 55-04.1N 131-36.0W 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.