Navigational warnings on 2012-04-12

UTC day · today

issued
24
cancelled
16
in force at end
319
of these still in force
0

What this reporting period contains

24 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.

Exercises accounts for 5 of 24 recorded messages (21%), the largest category group in this selection.

HYDROLANT accounts for 11 of 24 recorded messages (46%), 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

Exercises5
Quakes4
Other4
Nav aids3
Incidents3
Derelicts2
Surveys1
Icebergs1
Missiles1

Issued · by sea

North Atlantic Ocean6
North Pacific Ocean2
Gulf of California2
Philippine Sea1
Mediterranean Sea - Eastern Basin1
North Sea1
Gulf of St. Lawrence1
South Atlantic Ocean1

HYDROLANT 11 · HYDROPAC 6 · NAVAREA IV 4 · USGS earthquakes 3

Issued · 24

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 2012-04-12 · seahazards