Navigational warnings on 2012-08-17

UTC day · today

issued
37
cancelled
40
in force at end
341
of these still in force
0

What this reporting period contains

37 messages have issue dates in this period, and 40 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 9 of 37 recorded messages (24%), the largest category group in this selection.

HYDROPAC accounts for 20 of 37 recorded messages (54%), 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

Other9
Incidents6
Nav aids5
Exercises4
Derelicts3
Cable ops2
Surveys2
Ordnance1
Quakes1
Spills1
Missiles1
Piracy1
Icebergs1

Issued · by sea

South Pacific Ocean3
North Sea3
North Pacific Ocean2
South China Sea2
Beaufort Sea2
Indian Ocean2
North Atlantic Ocean1
Great Australian Bight1

HYDROPAC 20 · HYDROLANT 9 · HYDROARC 3 · NAVAREA XII 2 · NAVAREA IV 1 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 37

Cancelled · 40

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 2012-08-17 · seahazards