Navigational warnings on 2013-09-21

UTC day · today

issued
24
cancelled
42
in force at end
360
of these still in force
0

What this reporting period contains

24 messages have issue dates in this period, and 42 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 8 of 24 recorded messages (33%), the largest category group in this selection.

HYDROPAC accounts for 12 of 24 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

Incidents8
Cable ops4
Exercises3
Quakes2
Other2
Surveys2
Missiles1
Icebergs1
Derelicts1

Issued · by sea

South Atlantic Ocean3
Coral Sea3
Philippine Sea2
The Northwestern Passages2
South China Sea1
Indian Ocean1
North Pacific Ocean1
Bay of Bengal1

HYDROPAC 12 · HYDROLANT 6 · HYDROARC 3 · USGS earthquakes 2 · NAVAREA IV 1

Issued · 24

Cancelled · 42

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 2013-09-21 · seahazards