Navigational warnings, week 2012-W29

2012-07-16 to 2012-07-22 UTC

  1. 07-16
    31
  2. 07-17
    32
  3. 07-18
    34
  4. 07-19
    21
  5. 07-20
    35
  6. 07-21
    22
  7. 07-22
    16
issued
191
cancelled
187
in force at end
315
of these still in force
0

What this reporting period contains

191 messages have issue dates in this period, and 187 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 35 of 191 recorded messages (18%), the largest category group in this selection.

HYDROPAC accounts for 80 of 191 recorded messages (42%), the largest source series group in this selection.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Other35
Incidents30
Cable ops28
Nav aids25
Exercises21
Quakes10
Derelicts10
Surveys9
Icebergs9
Missiles5
Containers3
Wrecks2
Towing2
Spills1
Debris1

Issued · by sea

South Atlantic Ocean18
North Pacific Ocean15
North Atlantic Ocean13
South Pacific Ocean12
Davis Strait7
North Sea7
South China Sea6
Indian Ocean5

HYDROPAC 80 · HYDROLANT 78 · NAVAREA IV 13 · USGS earthquakes 10 · HYDROARC 6 · NAVAREA XII 3 · NOAA IncidentNews 1

Issued · 191

Cancelled · 187

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.

Navigational warnings, week 2012-W29 (2012-07-16 to 2012-07-22) · seahazards