Navigational warnings on 2017-02-17

UTC day · today

issued
44
cancelled
27
in force at end
464
of these still in force
0

What this reporting period contains

44 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.

Incidents accounts for 11 of 44 recorded messages (25%), the largest category group in this selection.

HYDROPAC accounts for 20 of 44 recorded messages (45%), 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

Incidents11
Exercises9
Other6
Nav aids6
Surveys4
Icebergs2
Derelicts2
Ordnance1
Debris1
Cable ops1
Wrecks1

Issued · by sea

South China Sea4
North Sea3
South Atlantic Ocean3
North Pacific Ocean2
Black Sea2
North Atlantic Ocean2
Indian Ocean2
Bay of Bengal2

HYDROPAC 20 · HYDROLANT 18 · NAVAREA IV 4 · NAVAREA XII 2

Issued · 44

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 2017-02-17 · seahazards