Navigational warnings, week 2011-W36

2011-09-05 to 2011-09-11 UTC

  1. 09-05
    25
  2. 09-06
    22
  3. 09-07
    15
  4. 09-08
    20
  5. 09-09
    23
  6. 09-10
    15
  7. 09-11
    23
issued
143
cancelled
127
in force at end
280
of these still in force
0

What this reporting period contains

143 messages have issue dates in this period, and 127 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 29 of 143 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 62 of 143 recorded messages (43%), 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

Exercises29
Nav aids25
Cable ops19
Other19
Incidents19
Missiles8
Quakes7
Piracy3
Derelicts3
Surveys3
Containers2
Icebergs2
Wrecks1
Spills1
Ordnance1
Debris1

Issued · by sea

North Pacific Ocean19
South Atlantic Ocean11
South Pacific Ocean7
North Atlantic Ocean7
Bay of Bengal5
Indian Ocean4
Gulf of Mexico4
Barentsz Sea3

HYDROPAC 62 · HYDROLANT 45 · NAVAREA IV 10 · HYDROARC 10 · NAVAREA XII 8 · USGS earthquakes 7 · NOAA IncidentNews 1

Issued · 143

Cancelled · 127

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

Navigational warnings, week 2011-W36 (2011-09-05 to 2011-09-11) · seahazards