Navigational warnings on 2010-12-11

UTC day · today

issued
31
cancelled
50
in force at end
310
of these still in force
0

What this reporting period contains

31 messages have issue dates in this period, and 50 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Cable ops accounts for 9 of 31 recorded messages (29%), 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

Cable ops9
Incidents6
Nav aids4
Exercises3
Derelicts3
Other2
Piracy2
Surveys1
Quakes1

Issued · by sea

South Atlantic Ocean7
Arabian Sea3
North Sea3
Indian Ocean3
Caribbean Sea2
Coral Sea2
North Pacific Ocean1
South Pacific Ocean1

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

Issued · 31

Cancelled · 50

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 2010-12-11 · seahazards