Navigational warnings on 2011-12-11

UTC day · today

issued
33
cancelled
21
in force at end
266
of these still in force
0

What this reporting period contains

33 messages have issue dates in this period, and 21 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 8 of 33 recorded messages (24%), the largest category group in this selection.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 14 messages each.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Incidents8
Missiles7
Other6
Exercises4
Nav aids3
Cable ops2
Quakes2
Derelicts1

Issued · by sea

South Atlantic Ocean5
North Pacific Ocean4
South China Sea3
South Pacific Ocean3
North Atlantic Ocean3
Coral Sea1
Great Australian Bight1
North Sea1

HYDROLANT 14 · HYDROPAC 14 · NAVAREA XII 2 · USGS earthquakes 2 · NAVAREA IV 1

Issued · 33

Cancelled · 21

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 2011-12-11 · seahazards