Navigational warnings on 2017-04-04

UTC day · today

issued
32
cancelled
26
in force at end
451
of these still in force
0

What this reporting period contains

32 messages have issue dates in this period, and 26 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 accounts for 8 of 32 recorded messages (25%), the largest category group in this selection.

HYDROPAC accounts for 15 of 32 recorded messages (47%), 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

Incidents8
Exercises5
Other5
Surveys4
Nav aids3
Icebergs2
Quakes2
Cable ops1
Derelicts1
Spills1

Issued · by sea

North Atlantic Ocean4
South China Sea3
North Pacific Ocean2
Bay of Bengal2
South Atlantic Ocean2
Sea of Azov1
Irish Sea and St. George's Channel1
Southern Ocean1

HYDROPAC 15 · HYDROLANT 11 · NAVAREA IV 3 · USGS earthquakes 2 · NOAA IncidentNews 1

Issued · 32

Cancelled · 26

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 2017-04-04 · seahazards