Navigational warnings on 2017-05-22

UTC day · today

issued
31
cancelled
26
in force at end
437
of these still in force
0

What this reporting period contains

31 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.

Other accounts for 9 of 31 recorded messages (29%), the largest category group in this selection.

HYDROPAC accounts for 18 of 31 recorded messages (58%), 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

Other9
Incidents8
Surveys4
Nav aids4
Quakes1
Icebergs1
Missiles1
Spills1
Derelicts1
Wrecks1

Issued · by sea

North Pacific Ocean5
Gulf of Mexico3
South China Sea2
North Atlantic Ocean2
South Pacific Ocean2
South Atlantic Ocean1
Gulf of Aden1
Malacca Strait1

HYDROPAC 18 · HYDROLANT 6 · NAVAREA IV 3 · NAVAREA XII 2 · NOAA IncidentNews 1 · USGS earthquakes 1

Issued · 31

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 2017-05-22 · seahazards