Navigational warnings on 2012-04-18

UTC day · today

issued
27
cancelled
15
in force at end
304
of these still in force
0

What this reporting period contains

27 messages have issue dates in this period, and 15 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 10 of 27 recorded messages (37%), the largest category group in this selection.

HYDROPAC accounts for 16 of 27 recorded messages (59%), 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

Exercises10
Other4
Surveys3
Incidents3
Derelicts2
Quakes1
Spills1
Cable ops1
Missiles1
Icebergs1

Issued · by sea

South China Sea2
South Atlantic Ocean2
North Pacific Ocean1
Labrador Sea1
Black Sea1
Indian Ocean1
Gulf of Mexico1
Baltic Sea1

HYDROPAC 16 · HYDROLANT 6 · NAVAREA IV 2 · NAVAREA XII 1 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 27

Cancelled · 15

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 2012-04-18 · seahazards