Navigational warnings on 2015-09-21

UTC day · today

issued
34
cancelled
27
in force at end
378
of these still in force
0

What this reporting period contains

34 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 7 of 34 recorded messages (21%), the largest category group in this selection.

HYDROLANT accounts for 10 of 34 recorded messages (29%), 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

Other7
Incidents5
Cable ops5
Exercises4
Quakes4
Nav aids3
Surveys3
Wrecks1
Icebergs1
Restricted1

Issued · by sea

South Pacific Ocean4
North Pacific Ocean4
North Sea3
Gulf of Mexico3
South Atlantic Ocean2
Bay of Bengal1
Kara Sea1
Sea of Okhotsk1

HYDROLANT 10 · HYDROPAC 9 · NAVAREA IV 7 · HYDROARC 4 · USGS earthquakes 4

Issued · 34

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 2015-09-21 · seahazards