Navigational warnings on 2011-10-18

UTC day · today

issued
21
cancelled
16
in force at end
278
of these still in force
0

What this reporting period contains

21 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.

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

HYDROPAC accounts for 11 of 21 recorded messages (52%), 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

Other5
Incidents4
Cable ops4
Exercises3
Surveys2
Piracy1
Quakes1
Derelicts1

Issued · by sea

North Pacific Ocean3
North Sea2
Bay of Biscay1
Black Sea1
South China Sea1
Mediterranean Sea - Eastern Basin1
North Atlantic Ocean1
Arabian Sea1

HYDROPAC 11 · HYDROLANT 7 · NAVAREA XII 1 · HYDROARC 1 · USGS earthquakes 1

Issued · 21

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 2011-10-18 · seahazards