Navigational warnings on 2016-04-17

UTC day · today

issued
16
cancelled
44
in force at end
393
of these still in force
0

What this reporting period contains

16 messages have issue dates in this period, and 44 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Quakes accounts for 6 of 16 recorded messages (38%), the largest category group in this selection.

HYDROPAC accounts for 5 of 16 recorded messages (31%), 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

Quakes6
Incidents4
Missiles3
Other1
Derelicts1
Icebergs1

Issued · by sea

South Pacific Ocean5
North Atlantic Ocean3
Mediterranean Sea - Eastern Basin2
North Pacific Ocean1
Baffin Bay1
Arafura Sea1
South China Sea1

HYDROPAC 5 · USGS earthquakes 4 · NAVAREA IV 3 · HYDROLANT 2 · NAVAREA XII 1 · HYDROARC 1

Issued · 16

Cancelled · 44

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 2016-04-17 · seahazards