Navigational warnings on 2015-09-17

UTC day · today

issued
55
cancelled
47
in force at end
422
of these still in force
0

What this reporting period contains

55 messages have issue dates in this period, and 47 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 16 of 55 recorded messages (29%), the largest category group in this selection.

HYDROPAC accounts for 20 of 55 recorded messages (36%), 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

Quakes16
Incidents8
Exercises7
Derelicts5
Other5
Nav aids4
Cable ops3
Missiles2
Icebergs1
Debris1
Surveys1
Wrecks1
Restricted1

Issued · by sea

South Pacific Ocean14
North Pacific Ocean6
South China Sea4
North Sea4
North Atlantic Ocean3
English Channel2
Mediterranean Sea - Eastern Basin2
Inner Seas off the West Coast of Scotland1

HYDROPAC 20 · HYDROLANT 16 · USGS earthquakes 13 · HYDROARC 3 · NAVAREA IV 2 · NAVAREA XII 1

Issued · 55

Cancelled · 47

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 2015-09-17 · seahazards