Navigational warnings on 2012-04-11

UTC day · today

issued
40
cancelled
16
in force at end
311
of these still in force
0

What this reporting period contains

40 messages have issue dates in this period, and 16 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 13 of 40 recorded messages (33%), the largest category group in this selection.

HYDROPAC accounts for 18 of 40 recorded messages (45%), 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

Quakes13
Incidents9
Exercises8
Other3
Nav aids2
Icebergs2
Derelicts2
Wrecks1

Issued · by sea

Indian Ocean11
North Pacific Ocean5
North Atlantic Ocean4
South China Sea3
Great Australian Bight1
Mozambique Channel1
Southern Ocean1
Mediterranean Sea - Eastern Basin1

HYDROPAC 18 · USGS earthquakes 12 · HYDROLANT 9 · NAVAREA IV 1

Issued · 40

Cancelled · 16

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

Navigational warnings on 2012-04-11 · seahazards