Navigational warnings on 2011-01-21

UTC day · today

issued
21
cancelled
22
in force at end
337
of these still in force
0

What this reporting period contains

21 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.

Nav aids accounts for 6 of 21 recorded messages (29%), the largest category group in this selection.

HYDROPAC accounts for 9 of 21 recorded messages (43%), 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

Nav aids6
Exercises4
Incidents3
Cable ops3
Surveys1
Spills1
Other1
Missiles1
Piracy1

Issued · by sea

Arabian Sea4
South Atlantic Ocean3
North Pacific Ocean2
North Atlantic Ocean1
Gulf of Alaska1
North Sea1
South China Sea1
Irish Sea and St. George's Channel1

HYDROPAC 9 · HYDROLANT 8 · NAVAREA XII 3 · NAVAREA IV 1

Issued · 21

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 2011-01-21 · seahazards