Navigational warnings on 2011-04-12

UTC day · today

issued
20
cancelled
20
in force at end
305
of these still in force
0

What this reporting period contains

20 messages have issue dates in this period, and 20 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 4 of 20 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 10 of 20 recorded messages (50%), 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

Incidents4
Derelicts2
Quakes2
Cable ops2
Missiles2
Exercises2
Containers1
Other1
Nav aids1
Ordnance1
Piracy1
Debris1

Issued · by sea

North Pacific Ocean5
South Atlantic Ocean3
Bay of Bengal2
Gulf of Aden1
Mediterranean Sea - Eastern Basin1
Inner Seas off the West Coast of Scotland1
South China Sea1
Arctic Ocean1

HYDROPAC 10 · HYDROLANT 6 · USGS earthquakes 2 · NAVAREA XII 1 · HYDROARC 1

Issued · 20

Cancelled · 20

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 2011-04-12 · seahazards