Navigational warnings on 2015-09-20

UTC day · today

issued
18
cancelled
47
in force at end
371
of these still in force
0

What this reporting period contains

18 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.

Exercises accounts for 6 of 18 recorded messages (33%), the largest category group in this selection.

HYDROLANT accounts for 8 of 18 recorded messages (44%), 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

Exercises6
Missiles3
Surveys2
Other2
Incidents2
Cable ops1
Icebergs1
Containers1

Issued · by sea

Barentsz Sea2
North Atlantic Ocean2
English Channel2
Bay of Biscay1
Black Sea1
South Atlantic Ocean1
South China Sea1
Baffin Bay1

HYDROLANT 8 · HYDROPAC 4 · HYDROARC 3 · NAVAREA IV 3

Issued · 18

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 2015-09-20 · seahazards