Navigational warnings on 2012-12-21

UTC day · today

issued
20
cancelled
24
in force at end
300
of these still in force
0

What this reporting period contains

20 messages have issue dates in this period, and 24 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents accounts for 6 of 20 recorded messages (30%), the largest category group in this selection.

HYDROPAC accounts for 11 of 20 recorded messages (55%), 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

Incidents6
Cable ops3
Other3
Surveys3
Exercises2
Piracy1
Quakes1
Icebergs1

Issued · by sea

Coral Sea2
South Atlantic Ocean2
South China Sea1
Gulf of Oman1
Mediterranean Sea - Eastern Basin1
North Pacific Ocean1
North Atlantic Ocean1
Labrador Sea1

HYDROPAC 11 · HYDROLANT 7 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 20

Cancelled · 24

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 2012-12-21 · seahazards