Navigational warnings on 2011-04-07

UTC day · today

issued
23
cancelled
18
in force at end
313
of these still in force
0

What this reporting period contains

23 messages have issue dates in this period, and 18 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents, Nav aids, Other tie for the largest recorded count, with 4 messages each.

HYDROPAC accounts for 14 of 23 recorded messages (61%), 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

Other4
Incidents4
Nav aids4
Derelicts3
Quakes3
Cable ops2
Exercises2
Surveys1

Issued · by sea

North Pacific Ocean4
Coral Sea2
Tasman Sea2
Arafura Sea1
North Sea1
Laccadive Sea1
Caribbean Sea1
Persian Gulf1

HYDROPAC 14 · HYDROLANT 4 · USGS earthquakes 3 · NAVAREA XII 2

Issued · 23

Cancelled · 18

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 2011-04-07 · seahazards