Navigational warnings, week 2013-W27

2013-07-01 to 2013-07-07 UTC

issued: 166
cancelled: 181
in force at end: 319
of these still in force: 0

What this reporting period contains

166 messages have issue dates in this period, and 181 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Exercises, Incidents tie for the largest recorded count, with 34 messages each.

HYDROPAC accounts for 80 of 166 recorded messages (48%), 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

Incidents	34
Exercises	34
Other	27
Cable ops	14
Nav aids	14
Icebergs	9
Quakes	8
Surveys	7
Missiles	5
Wrecks	3
Derelicts	3
Debris	2
Spills	1
Containers	1
Restricted	1
Ordnance	1
Structures	1
Piracy	1

Issued · by sea

Indian Ocean	15
South Atlantic Ocean	15
North Pacific Ocean	11
South Pacific Ocean	6
Mediterranean Sea - Eastern Basin	6
North Atlantic Ocean	5
South China Sea	5
Labrador Sea	5

HYDROPAC 80 · HYDROLANT 52 · NAVAREA IV 14 · USGS earthquakes 8 · NAVAREA XII 6 · HYDROARC 5 · NOAA IncidentNews 1

Issued · 166

Cancelled · 181

Not for navigation. Counts include only warnings we display; ongoing search-and-rescue traffic is excluded until 30 days after it closes.