Navigational warnings on 2011-11-20

UTC day · today

issued
17
cancelled
12
in force at end
266
of these still in force
0

What this reporting period contains

17 messages have issue dates in this period, and 12 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 5 of 17 recorded messages (29%), the largest category group in this selection.

HYDROPAC accounts for 9 of 17 recorded messages (53%), 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

Incidents5
Nav aids4
Missiles2
Cable ops1
Other1
Exercises1
Derelicts1
Quakes1
Surveys1

Issued · by sea

South Pacific Ocean3
North Pacific Ocean3
Bismarck Sea1
Mediterranean Sea - Eastern Basin1
North Atlantic Ocean1
Laccadive Sea1
Gulf of Alaska1
South Atlantic Ocean1

HYDROPAC 9 · HYDROLANT 4 · NAVAREA XII 1 · HYDROARC 1 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 17

Cancelled · 12

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 2011-11-20 · seahazards