Navigational warnings on 2011-07-21

UTC day · today

issued
18
cancelled
16
in force at end
232
of these still in force
0

What this reporting period contains

18 messages have issue dates in this period, and 16 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 18 recorded messages (28%), the largest category group in this selection.

HYDROPAC accounts for 10 of 18 recorded messages (56%), 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
Nav aids3
Cable ops2
Other2
Incidents1
Quakes1
Missiles1
Derelicts1
Structures1
Piracy1

Issued · by sea

North Atlantic Ocean2
North Sea2
South Pacific Ocean2
Yellow Sea1
Indian Ocean1
Laccadive Sea1
Red Sea1
Southern Ocean1

HYDROPAC 10 · HYDROLANT 5 · NAVAREA XII 1 · HYDROARC 1 · USGS earthquakes 1

Issued · 18

Cancelled · 16

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 2011-07-21 · seahazards