Navigational warnings on 2016-09-23

UTC day · today

issued
31
cancelled
27
in force at end
469
of these still in force
0

What this reporting period contains

31 messages have issue dates in this period, and 27 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Exercises accounts for 8 of 31 recorded messages (26%), the largest category group in this selection.

HYDROPAC accounts for 13 of 31 recorded messages (42%), 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

Exercises8
Other6
Cable ops5
Incidents4
Quakes2
Icebergs2
Missiles1
Spills1
Ordnance1
Surveys1

Issued · by sea

South Atlantic Ocean4
North Atlantic Ocean3
South China Sea3
North Sea2
Arabian Sea2
North Pacific Ocean2
Labrador Sea1
Baltic Sea1

HYDROPAC 13 · HYDROLANT 9 · NAVAREA IV 5 · USGS earthquakes 2 · HYDROARC 1 · NOAA IncidentNews 1

Issued · 31

Cancelled · 27

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 2016-09-23 · seahazards