Navigational warnings on 2011-11-23

UTC day · today

issued
31
cancelled
22
in force at end
265
of these still in force
0

What this reporting period contains

31 messages have issue dates in this period, and 22 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, Other tie for the largest recorded count, with 7 messages each.

HYDROPAC accounts for 13 of 31 recorded messages (42%), 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

Incidents7
Other7
Exercises5
Cable ops3
Nav aids3
Quakes2
Towing1
Missiles1
Ordnance1
Derelicts1

Issued · by sea

North Pacific Ocean5
South Atlantic Ocean2
South China Sea2
North Atlantic Ocean2
North Sea1
Irish Sea and St. George's Channel1
Mediterranean Sea - Eastern Basin1
Yellow Sea1

HYDROPAC 13 · HYDROLANT 10 · NAVAREA IV 4 · HYDROARC 2 · USGS earthquakes 2

Issued · 31

Cancelled · 22

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 2011-11-23 · seahazards