Navigational warnings, week 2013-W35

2013-08-26 to 2013-09-01 UTC

issued: 176
cancelled: 191
in force at end: 333
of these still in force: 0

What this reporting period contains

176 messages have issue dates in this period, and 191 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 accounts for 35 of 176 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 79 of 176 recorded messages (45%), 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

Exercises	35
Other	31
Incidents	30
Nav aids	22
Cable ops	17
Missiles	10
Quakes	9
Icebergs	8
Surveys	6
Wrecks	3
Spills	2
Derelicts	2
Debris	1

Issued · by sea

North Pacific Ocean	16
South Atlantic Ocean	15
South Pacific Ocean	10
South China Sea	7
Labrador Sea	7
Coral Sea	5
Indian Ocean	5
Mediterranean Sea - Eastern Basin	4

HYDROPAC 79 · HYDROLANT 55 · NAVAREA IV 13 · HYDROARC 11 · USGS earthquakes 9 · NAVAREA XII 7 · NOAA IncidentNews 2

Issued · 176

Cancelled · 191

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