Navigational warnings on 2013-04-30

UTC day · today

issued
27
cancelled
27
in force at end
325
of these still in force
0

What this reporting period contains

27 messages have issue dates in this period, and 27 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Nav aids accounts for 7 of 27 recorded messages (26%), the largest category group in this selection.

HYDROLANT accounts for 13 of 27 recorded messages (48%), 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

Nav aids7
Incidents6
Missiles3
Cable ops2
Exercises2
Other2
Quakes1
Surveys1
Piracy1
Icebergs1
Derelicts1

Issued · by sea

South Atlantic Ocean5
Mediterranean Sea - Eastern Basin3
North Sea3
Indian Ocean2
North Pacific Ocean2
Inner Seas off the West Coast of Scotland1
Labrador Sea1
South China Sea1

HYDROLANT 13 · HYDROPAC 11 · NAVAREA XII 1 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 27

Cancelled · 27

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 2013-04-30 · seahazards