Navigational warnings on 2012-10-20

UTC day · today

issued
20
cancelled
34
in force at end
327
of these still in force
0

What this reporting period contains

20 messages have issue dates in this period, and 34 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, Exercises tie for the largest recorded count, with 5 messages each.

HYDROPAC accounts for 10 of 20 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

Cable ops5
Exercises5
Incidents3
Other2
Missiles1
Nav aids1
Icebergs1
Quakes1
Derelicts1

Issued · by sea

South Atlantic Ocean4
North Pacific Ocean3
South China Sea2
Coral Sea2
South Pacific Ocean1
North Atlantic Ocean1
Inner Seas off the West Coast of Scotland1
Labrador Sea1

HYDROPAC 10 · HYDROLANT 7 · HYDROARC 1 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 20

Cancelled · 34

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 2012-10-20 · seahazards