Navigational warnings on 2011-05-21

UTC day · today

issued
13
cancelled
48
in force at end
272
of these still in force
0

What this reporting period contains

13 messages have issue dates in this period, and 48 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Cable ops, Quakes tie for the largest recorded count, with 3 messages each.

HYDROLANT, HYDROPAC tie for the largest recorded count, with 5 messages each.

Separate updates to the same activity count as separate messages. The original records below show what was reported and when.

Issued · by type

Cable ops3
Quakes3
Incidents2
Exercises2
Surveys1
Nav aids1
Derelicts1

Issued · by sea

South Atlantic Ocean3
North Pacific Ocean3
Philippine Sea2
South Pacific Ocean1
North Atlantic Ocean1
Solomon Sea1

HYDROLANT 5 · HYDROPAC 5 · USGS earthquakes 3

Issued · 13

Cancelled · 48

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 2011-05-21 · seahazards