Navigational warnings on 2012-08-31

UTC day · today

issued
30
cancelled
33
in force at end
343
of these still in force
0

What this reporting period contains

30 messages have issue dates in this period, and 33 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Exercises accounts for 7 of 30 recorded messages (23%), the largest category group in this selection.

HYDROLANT accounts for 12 of 30 recorded messages (40%), 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

Exercises7
Cable ops6
Incidents3
Derelicts2
Quakes2
Other2
Nav aids2
Surveys2
Piracy1
Icebergs1
Spills1
Containers1

Issued · by sea

South Atlantic Ocean7
Philippine Sea3
Barentsz Sea2
South Pacific Ocean2
North Atlantic Ocean1
The Coastal Waters of Southeast Alaska and British Columbia1
Labrador Sea1
Chukchi Sea1

HYDROLANT 12 · HYDROPAC 9 · NAVAREA IV 4 · HYDROARC 2 · USGS earthquakes 2 · NOAA IncidentNews 1

Issued · 30

Cancelled · 33

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 2012-08-31 · seahazards