Navigational warnings, week 2011-W04

2011-01-24 to 2011-01-30 UTC

  1. 01-24
    29
  2. 01-25
    23
  3. 01-26
    33
  4. 01-27
    19
  5. 01-28
    26
  6. 01-29
    18
  7. 01-30
    16
issued
164
cancelled
171
in force at end
310
of these still in force
0

What this reporting period contains

164 messages have issue dates in this period, and 171 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 34 of 164 recorded messages (21%), the largest category group in this selection.

HYDROPAC accounts for 85 of 164 recorded messages (52%), 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

Other34
Nav aids30
Incidents25
Exercises24
Cable ops15
Piracy9
Quakes8
Missiles6
Surveys4
Ordnance4
Derelicts2
Spills2
Wrecks1

Issued · by sea

North Pacific Ocean13
South Atlantic Ocean11
Arabian Sea9
Indian Ocean8
South China Sea7
Coral Sea7
North Atlantic Ocean6
Bay of Bengal6

HYDROPAC 85 · HYDROLANT 41 · NAVAREA XII 11 · NAVAREA IV 10 · USGS earthquakes 8 · HYDROARC 7 · NOAA IncidentNews 2

Issued · 164

Cancelled · 171

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 2011-W04 (2011-01-24 to 2011-01-30) · seahazards