Navigational warnings on 2016-09-17

UTC day · today

issued
23
cancelled
27
in force at end
479
of these still in force
0

What this reporting period contains

23 messages have issue dates in this period, and 27 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 5 of 23 recorded messages (22%), the largest category group in this selection.

HYDROLANT accounts for 12 of 23 recorded messages (52%), 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

Other5
Incidents4
Quakes3
Derelicts2
Icebergs2
Surveys2
Restricted1
Cable ops1
Nav aids1
Missiles1
Exercises1

Issued · by sea

South Atlantic Ocean6
Barentsz Sea1
North Pacific Ocean1
Labrador Sea1
Indian Ocean1
Mozambique Channel1
North Atlantic Ocean1
South Pacific Ocean1

HYDROLANT 12 · NAVAREA IV 3 · HYDROPAC 3 · USGS earthquakes 3 · NAVAREA XII 1 · HYDROARC 1

Issued · 23

Cancelled · 27

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 2016-09-17 · seahazards