The Northwestern Passages

IHO sea area 14 · -128° to -69° E, 64° to 82° N

in force
3
last 12 months
3
since 2006
212
categories
6

In force now · 3

  1. HYDROARC 178/25 · Wrecks2025-10-01
    Depths reported in Franklin Strait and McClintock Channel, Canada, range from 11.3 to 29.3 meters.
  2. HYDROARC 175/25 · Wrecks2025-09-29
    A reported depth of 33.6 meters in McClintock Channel, Canada at 76-40.36N 102-16.62W.
  3. HYDROARC 148/25 · Wrecks2025-08-31
    A depth of 13.6 meters is reported in Lancaster Sound, Canada at 74-38.63N 091-20.54W.

Longest in force

  1. HYDROARC 148/25 · Wrecks2025-08-31
    A depth of 13.6 meters is reported in Lancaster Sound, Canada at 74-38.63N 091-20.54W.
  2. HYDROARC 175/25 · Wrecks2025-09-29
    A reported depth of 33.6 meters in McClintock Channel, Canada at 76-40.36N 102-16.62W.
  3. HYDROARC 178/25 · Wrecks2025-10-01
    Depths reported in Franklin Strait and McClintock Channel, Canada, range from 11.3 to 29.3 meters.

By year

06
08
10
11
12
13
14
15
16
17
18
19
20
21
22
23
25

By month (all years)

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

By category · since 1997

Nav aids6732%
Wrecks4823%
Other4722%
Surveys4722%
Exercises21%
Derelicts10%

Archive · 209 cancelled

  1. HYDROARC 218/15 · Other2015-08-05 → 2015-08-05
    Mcts iqaluit remote station resolute 74-44.8N 095-00.2W inoperative
  2. HYDROARC 311/14 · Nav aids2014-10-21 → 2014-11-05
    Mcts iqaluit centre remote station resolute 74-44.8N 095-00.2W off air for season at 221600Z oct
  3. HYDROARC 284/14 · Nav aids2014-10-07 → 2014-10-07
    Mcts iqaluit remote station cambridge bay 69-07.0N 105-03.2W mf and hf transmit services inoperative
  4. HYDROARC 254/14 · Other2014-09-28 → 2014-09-28
    Mcts iqaluit remote station resolute 74-44.8N 095-00.2W unable to transmit radiofacsimile
  5. HYDROARC 123/14 · Other2014-07-18 → 2014-07-21
    Iqaluit mcts remote station resolute 74-44.8N 095-00.2W inoperative 0500Z to 0900Z daily until further notice
  6. HYDROARC 236/13 · Nav aids2013-10-16 → 2013-10-30
    Iqaluit mcts remote station cambridge bay 69-06.9N 105-00.9W off air for season at 162000Z oct
  7. NAVAREA IV 639/13 · Nav aids2013-10-13 → 2013-10-28
    Iqaluit mcts remote station resolute 74-44.8N 095-00.2W off air for season
  8. HYDROARC 227/13 · Nav aids2013-10-13 → 2013-10-28
    Iqaluit mcts remote station resolute 74-44.8N 095-00.2W off air for season
  9. HYDROARC 187/13 · Surveys2013-09-23 → 2014-09-28
    Foxe Basin
  10. HYDROARC 186/13 · Surveys2013-09-23 → 2014-09-28
    Igloolik Island
  11. HYDROARC 143/13 · Wrecks2013-09-02 → 2013-09-03
    Seven persons stranded on ice in 71-45.89N 095-32.76W
  12. HYDROARC 133/13 · Wrecks2013-08-27 → 2014-01-19
    Alexandra Strait
  13. HYDROARC 132/13 · Wrecks2013-08-27 → 2014-01-19
    Alexandra Strait
  14. HYDROARC 123/13 · Nav aids2013-08-20 → 2013-08-23
    Requisite Channel
  15. HYDROARC 118/13 · Wrecks2013-08-16 → 2014-01-19
    Amundsen Gulf
  16. HYDROARC 90/13 · Nav aids2013-07-16 → 2013-08-11
    Cache Point Channel
  17. HYDROARC 89/13 · Nav aids2013-07-16 → 2013-08-16
    Requisite Channel
  18. HYDROARC 88/13 · Nav aids2013-07-16 → 2013-08-16
    Requisite Channel
  19. HYDROARC 69/13 · Derelicts2013-06-30 → 2013-07-01
    11 persons on ice flow adrift in 72-45N 076-50W
  20. HYDROARC 63/13 · Other2013-06-25 → 2013-06-28
    Ten persons on ice flow adrift in 73-33.11N 084-09.04W

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