Navigational warnings on 2012-04-30

UTC day · today

issued
18
cancelled
17
in force at end
273
of these still in force
0

What this reporting period contains

18 messages have issue dates in this period, and 17 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Exercises accounts for 4 of 18 recorded messages (22%), the largest category group in this selection.

HYDROPAC accounts for 5 of 18 recorded messages (28%), 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

Exercises4
Quakes3
Other2
Surveys2
Cable ops2
Missiles1
Incidents1
Derelicts1
Icebergs1
Nav aids1

Issued · by sea

Mediterranean Sea - Eastern Basin3
Gulf of Mexico2
South Pacific Ocean2
Indian Ocean1
Tasman Sea1
North Atlantic Ocean1
North Pacific Ocean1
North Sea1

HYDROPAC 5 · HYDROLANT 4 · NAVAREA IV 4 · USGS earthquakes 3 · NAVAREA XII 2

Issued · 18

Cancelled · 17

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 2012-04-30 · seahazards