Navigational warnings on 2013-08-30

UTC day · today

issued
25
cancelled
32
in force at end
352
of these still in force
0

What this reporting period contains

25 messages have issue dates in this period, and 32 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Nav aids accounts for 7 of 25 recorded messages (28%), the largest category group in this selection.

HYDROLANT accounts for 11 of 25 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

Nav aids7
Other3
Incidents3
Cable ops3
Quakes3
Missiles2
Exercises1
Debris1
Surveys1
Icebergs1

Issued · by sea

North Pacific Ocean3
The Coastal Waters of Southeast Alaska and British Columbia1
Labrador Sea1
South Atlantic Ocean1
Gulf of Mexico1
Black Sea1
South China Sea1
Bismarck Sea1

HYDROLANT 11 · NAVAREA IV 4 · HYDROPAC 4 · USGS earthquakes 3 · NAVAREA XII 2 · HYDROARC 1

Issued · 25

Cancelled · 32

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 2013-08-30 · seahazards