Navigational warnings on 2011-09-18

UTC day · today

issued
14
cancelled
10
in force at end
282
of these still in force
0

What this reporting period contains

14 messages have issue dates in this period, and 10 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 6 of 14 recorded messages (43%), the largest category group in this selection.

HYDROPAC accounts for 6 of 14 recorded messages (43%), 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 aids6
Exercises3
Incidents2
Quakes1
Cable ops1
Other1

Issued · by sea

North Pacific Ocean2
Coral Sea2
Philippine Sea1
North Atlantic Ocean1

HYDROPAC 6 · HYDROLANT 3 · NAVAREA IV 2 · NAVAREA XII 1 · HYDROARC 1 · USGS earthquakes 1

Issued · 14

Cancelled · 10

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 2011-09-18 · seahazards