Navigational warnings on 2011-04-16

UTC day · today

issued
13
cancelled
37
in force at end
290
of these still in force
0

What this reporting period contains

13 messages have issue dates in this period, and 37 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 3 of 13 recorded messages (23%), the largest category group in this selection.

HYDROLANT accounts for 5 of 13 recorded messages (38%), 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

Exercises3
Quakes2
Nav aids2
Cable ops1
Missiles1
Other1
Derelicts1
Debris1
Incidents1

Issued · by sea

North Atlantic Ocean2
South Atlantic Ocean2
Arabian Sea1
Eastern China Sea1
North Pacific Ocean1
Barentsz Sea1
Indian Ocean1
North Sea1

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

Issued · 13

Cancelled · 37

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 2011-04-16 · seahazards