Navigational warnings on 2011-08-22

UTC day · today

issued
16
cancelled
12
in force at end
280
of these still in force
0

What this reporting period contains

16 messages have issue dates in this period, and 12 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Quakes accounts for 4 of 16 recorded messages (25%), the largest category group in this selection.

HYDROLANT accounts for 7 of 16 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

Quakes4
Surveys3
Nav aids2
Cable ops2
Exercises1
Other1
Restricted1
Towing1
Incidents1

Issued · by sea

North Pacific Ocean2
Coral Sea2
South Atlantic Ocean1
Irish Sea and St. George's Channel1
Sea of Okhotsk1
The Northwestern Passages1
North Atlantic Ocean1
South Pacific Ocean1

HYDROLANT 7 · USGS earthquakes 4 · HYDROPAC 3 · NAVAREA XII 1 · HYDROARC 1

Issued · 16

Cancelled · 12

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 2011-08-22 · seahazards