Navigational warnings on 2017-07-17

UTC day · today

issued
40
cancelled
29
in force at end
457
of these still in force
0

What this reporting period contains

40 messages have issue dates in this period, and 29 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, Surveys tie for the largest recorded count, with 8 messages each.

HYDROPAC accounts for 15 of 40 recorded messages (38%), 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

Other8
Surveys8
Exercises6
Incidents5
Quakes4
Missiles3
Debris2
Spills1
Icebergs1
Wrecks1
Nav aids1

Issued · by sea

South Pacific Ocean4
North Atlantic Ocean3
Bering Sea3
Arafura Sea3
Hudson Bay2
Black Sea2
South China Sea2
Gulf of Mexico2

HYDROPAC 15 · HYDROLANT 12 · HYDROARC 5 · NAVAREA IV 4 · USGS earthquakes 3 · NOAA IncidentNews 1

Issued · 40

Cancelled · 29

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 2017-07-17 · seahazards