Navigational warnings on 2012-01-22

UTC day · today

issued
18
cancelled
17
in force at end
263
of these still in force
0

What this reporting period contains

18 messages have issue dates in this period, and 17 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, Incidents tie for the largest recorded count, with 4 messages each.

HYDROLANT accounts for 9 of 18 recorded messages (50%), 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

Incidents4
Cable ops4
Nav aids3
Other2
Quakes2
Ordnance1
Derelicts1
Exercises1

Issued · by sea

South Atlantic Ocean6
North Atlantic Ocean2
Philippine Sea1
Eastern China Sea1
North Pacific Ocean1
South Pacific Ocean1
North Sea1
English Channel1

HYDROLANT 9 · HYDROPAC 6 · USGS earthquakes 2 · NAVAREA IV 1

Issued · 18

Cancelled · 17

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 2012-01-22 · seahazards