Navigational warnings, week 2011-W10

2011-03-07 to 2011-03-13 UTC

  1. 03-07
    18
  2. 03-08
    17
  3. 03-09
    25
  4. 03-10
    15
  5. 03-11
    158
  6. 03-12
    31
  7. 03-13
    23
issued
287
cancelled
144
in force at end
427
of these still in force
0

What this reporting period contains

287 messages have issue dates in this period, and 144 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Quakes accounts for 170 of 287 recorded messages (59%), the largest category group in this selection.

USGS earthquakes accounts for 166 of 287 recorded messages (58%), 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

Quakes170
Other19
Exercises17
Incidents16
Nav aids14
Piracy12
Missiles11
Cable ops9
Surveys8
Derelicts3
Spills2
Restricted1
Debris1
Towing1
Structures1
Ordnance1
Wrecks1

Issued · by sea

North Pacific Ocean165
South Atlantic Ocean9
Indian Ocean9
Arabian Sea8
Japan Sea5
Mediterranean Sea - Eastern Basin5
Bay of Bengal5
Bass Strait5

USGS earthquakes 166 · HYDROPAC 73 · HYDROLANT 36 · NAVAREA IV 4 · NAVAREA XII 4 · HYDROARC 2 · NOAA IncidentNews 2

Issued · 287

Cancelled · 144

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-W10 (2011-03-07 to 2011-03-13) · seahazards