Navigational warnings on 2011-08-10

UTC day · today

issued
23
cancelled
16
in force at end
241
of these still in force
0

What this reporting period contains

23 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.

Nav aids accounts for 6 of 23 recorded messages (26%), the largest category group in this selection.

HYDROLANT accounts for 11 of 23 recorded messages (48%), 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
Missiles3
Other3
Incidents3
Cable ops3
Surveys2
Derelicts1
Quakes1
Exercises1

Issued · by sea

North Pacific Ocean4
Hudson Bay2
South China Sea2
Irish Sea and St. George's Channel1
Celtic Sea1
South Atlantic Ocean1
Arafura Sea1
Gulf of Mexico1

HYDROLANT 11 · HYDROPAC 7 · NAVAREA IV 2 · NAVAREA XII 1 · HYDROARC 1 · USGS earthquakes 1

Issued · 23

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 2011-08-10 · seahazards