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
1
since 2006
287
categories
7

In force now · 1

  1. NAVAREA XII 429/26 · Nav aids2026-06-16
    At Point Higgins, Alaska, 55-27N 131-49W, U.S. Coast Guard communication facility transmit and receive services are off air.

Longest in force

  1. NAVAREA XII 429/26 · Nav aids2026-06-16
    At Point Higgins, Alaska, 55-27N 131-49W, U.S. Coast Guard communication facility transmit and receive services are off air.

By year

06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26

By month (all years)

J
F
M
A
M
J
J
A
S
O
N
D

By category · since 1997

Nav aids25288%
Other269%
Surveys41%
Cable ops21%
Towing10%
Wrecks10%
Derelicts10%

Archive · 286 cancelled

  1. NAVAREA XII 402/16 · Nav aids2016-11-03 → 2016-11-03
    Gustavus dgps station 58-25.1N 135-41.8W unreliable
  2. NAVAREA XII 349/16 · Nav aids2016-09-28 → 2016-12-08
    Biorka dgps station 56-51.3N 135-32.4W unreliable
  3. NAVAREA XII 348/16 · Nav aids2016-09-26 → 2016-09-28
    Gustavus dgps station 58-25.1N 135-41.8W unreliable
  4. NAVAREA XII 341/16 · Nav aids2016-09-21 → 2016-09-22
    Gustavus dgps station 58-25.1N 135-41.8W unreliable
  5. NAVAREA XII 304/16 · Nav aids2016-09-03 → 2016-09-03
    Biorka dgps station 56-51.3N 135-32.4W unusable
  6. NAVAREA XII 287/16 · Nav aids2016-08-28 → 2016-09-02
    Biorka dgps station 56-51.3N 135-32.4W unusable 020400Z to 020800Z sep
  7. NAVAREA XII 262/16 · Nav aids2016-08-12 → 2016-08-13
    Gustavus dgps station 58-25.1N 135-41.8W unreliable
  8. NAVAREA XII 247/16 · Nav aids2016-08-04 → 2016-08-05
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  9. NAVAREA XII 208/16 · Nav aids2016-07-07 → 2016-07-12
    Annette island dgps station 55-04.1N 131-36.0W unusable 111600Z to 120200Z jul
  10. NAVAREA XII 183/16 · Nav aids2016-06-08 → 2016-07-03
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  11. NAVAREA XII 75/16 · Nav aids2016-03-11 → 2016-03-20
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  12. NAVAREA XII 33/16 · Nav aids2016-02-04 → 2016-02-04
    Biorka dgps station 56-51.3N 135-32.4W unusable
  13. NAVAREA XII 409/15 · Nav aids2015-12-26 → 2015-12-27
    Annette island dgps station 55-04.1N 131-36.0W at reduced power
  14. NAVAREA XII 404/15 · Nav aids2015-12-18 → 2015-12-18
    Annette island dgps station 55-04.1N 131-36.0W unreliable
  15. NAVAREA XII 325/15 · Nav aids2015-09-23 → 2015-09-24
    Annette island dgps station 55-04.1N 131-36.0W unusable
  16. NAVAREA XII 318/15 · Nav aids2015-09-15 → 2015-09-15
    Annette island dgps station 55-04.1N 131-36.0W unusable
  17. HYDROPAC 3056/15 · Nav aids2015-09-15 → 2015-09-17
    Biorka dgps station 56-51.3N 135-32.1W unusable
  18. NAVAREA XII 316/15 · Nav aids2015-09-15 → 2015-09-17
    Biorka dgps station 56-51.3N 135-32.1W unusable
  19. NAVAREA XII 302/15 · Nav aids2015-09-03 → 2015-09-04
    Annette island dgps station 55-04.1N 131-36.0W unusable
  20. NAVAREA XII 273/15 · Nav aids2015-08-11 → 2015-08-13
    Biorka dgps station 56-51.3N 135-32.4W 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.