Navigational warnings on 2012-09-20

UTC day · today

issued
23
cancelled
21
in force at end
347
of these still in force
0

What this reporting period contains

23 messages have issue dates in this period, and 21 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 5 of 23 recorded messages (22%), the largest category group in this selection.

HYDROLANT accounts for 13 of 23 recorded messages (57%), 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

Exercises5
Incidents4
Nav aids3
Cable ops2
Surveys2
Missiles2
Other2
Piracy1
Quakes1
Icebergs1

Issued · by sea

Black Sea4
North Pacific Ocean2
Irish Sea and St. George's Channel2
South China Sea1
South Atlantic Ocean1
South Pacific Ocean1
Laccadive Sea1
White Sea1

HYDROLANT 13 · HYDROPAC 6 · NAVAREA XII 1 · HYDROARC 1 · NAVAREA IV 1 · USGS earthquakes 1

Issued · 23

Cancelled · 21

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 2012-09-20 · seahazards