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.

In force now · 1

  1. NOAAORR-11221 · Spills2026-09-21
    An overturned hydrogen tank truck in Bellingham, Washington, on September 21, 2026, poses a chemical threat with no obvious leak, and modeling is requested.

Longest in force

  1. NOAAORR-11221 · Spills2026-09-21
    An overturned hydrogen tank truck in Bellingham, Washington, on September 21, 2026, poses a chemical threat with no obvious leak, and modeling is requested.

By year

84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
00
01
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

Spills35155%
Nav aids25239%
Other234%
Quakes51%
Surveys41%
Cable ops20%
Towing10%
Wrecks10%
Derelicts10%

Archive · 639 cancelled

  1. NOAAORR-9522 · Spills2017-06-28 → 2017-07-12
    On june 27, 2017, the FV whimsea caught fire and sank at the dock in statter harbor in auke bay, alaska
  2. NAVAREA XII 286/17 · Nav aids2017-06-27 → 2017-06-27
    Gustavus dgps station 58-25.1N 135-41.8W at reduced power
  3. NAVAREA XII 263/17 · Nav aids2017-06-14 → 2017-06-22
    Gustavus dgps station 58-25.1N 135-41.8W unusable
  4. NAVAREA XII 214/17 · Nav aids2017-05-12 → 2017-05-17
    Gustavus dgps station 58-25.1N 135-41.8W at reduced power
  5. NAVAREA XII 211/17 · Nav aids2017-05-11 → 2017-05-11
    Annette island dgps station 55-04.1N 131-36.0W inoperative
  6. NAVAREA XII 199/17 · Nav aids2017-05-10 → 2017-05-18
    Biorka dgps station 56-51.3N 135-32.4W unreliable
  7. NOAAORR-9488 · Spills2017-05-10 → 2017-05-24
    Bellingham bay, wa
  8. NAVAREA XII 185/17 · Nav aids2017-05-03 → 2017-05-11
    Annette island dgps station 55-04.1N 131-36.0W unusable
  9. NOAAORR-9474 · Spills2017-04-21 → 2017-05-05
    At approximately 2215 on 19-Apr-2017, it was discovered that the tug powhatan, owned by samson tug & barge,…
  10. NAVAREA XII 109/17 · Nav aids2017-03-14 → 2017-03-15
    Biorka dgps station 56-51.3N 135-32.4W unusable
  11. NAVAREA XII 95/17 · Nav aids2017-03-02 → 2017-03-02
    Annette island dgps station 55-04.1N 131-36.0W unusable
  12. NOAAORR-9449 · Spills2017-03-02 → 2017-03-16
    Sumner strait, ak
  13. NOAAORR-9447 · Spills2017-02-28 → 2017-03-14
    West duwamish waterway
  14. NOAAORR-9441 · Spills2017-02-18 → 2017-03-04
    Bellingham bnsf rail yard; 1001 roeder ave, bellingham, wa 98225, USA
  15. NAVAREA XII 82/17 · Nav aids2017-02-17 → 2017-02-18
    Biorka dgps station 56-51.3N 135-32.4W unusable
  16. NOAAORR-9440 · Spills2017-02-16 → 2017-03-02
    Gravina island, ak
  17. NAVAREA XII 77/17 · Nav aids2017-02-14 → 2017-02-23
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  18. NAVAREA XII 71/17 · Nav aids2017-02-10 → 2017-02-10
    Gustavus dgps station 58-25.1N 135-41.8W unreliable
  19. NAVAREA XII 56/17 · Nav aids2017-02-04 → 2017-02-12
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  20. NAVAREA XII 44/17 · Nav aids2017-01-27 → 2017-01-27
    Annette island dgps station 55-04.1N 131-36.0W unreliable

Sea boundaries: Flanders Marine Institute (2018), IHO Sea Areas v3, marineregions.org (CC BY 4.0). Not for navigation — follow official NAVAREA / coastal broadcasts.

The Coastal Waters of Southeast Alaska and British Columbia — navigational warnings — archive page 12 · seahazards