Navigational warnings on 2013-10-20

UTC day · today

issued
34
cancelled
20
in force at end
398
of these still in force
0

What this reporting period contains

34 messages have issue dates in this period, and 20 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 14 of 34 recorded messages (41%), the largest category group in this selection.

HYDROLANT accounts for 15 of 34 recorded messages (44%), 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 aids14
Other5
Cable ops4
Derelicts4
Incidents3
Exercises2
Icebergs1
Quakes1

Issued · by sea

South Atlantic Ocean7
South China Sea3
Arctic Ocean1
North Pacific Ocean1
Labrador Sea1
Arafura Sea1
Bering Sea1
Indian Ocean1

HYDROLANT 15 · HYDROPAC 9 · HYDROARC 4 · NAVAREA IV 3 · NAVAREA XII 2 · USGS earthquakes 1

Issued · 34

Cancelled · 20

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 2013-10-20 · seahazards