Navigational warnings, week 2011-W38

2011-09-19 to 2011-09-25 UTC

  1. 09-19
    22
  2. 09-20
    24
  3. 09-21
    23
  4. 09-22
    25
  5. 09-23
    33
  6. 09-24
    12
  7. 09-25
    17
issued
156
cancelled
176
in force at end
262
of these still in force
0

What this reporting period contains

156 messages have issue dates in this period, and 176 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 31 of 156 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 74 of 156 recorded messages (47%), 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

Exercises31
Other28
Incidents22
Nav aids19
Cable ops18
Missiles13
Derelicts10
Quakes5
Piracy4
Surveys3
Restricted1
Spills1
Containers1

Issued · by sea

South Atlantic Ocean13
North Pacific Ocean12
Indian Ocean9
North Sea8
South Pacific Ocean7
Bay of Bengal6
North Atlantic Ocean5
South China Sea4

HYDROPAC 74 · HYDROLANT 52 · NAVAREA IV 10 · HYDROARC 7 · NAVAREA XII 7 · USGS earthquakes 5 · NOAA IncidentNews 1

Issued · 156

Cancelled · 176

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-W38 (2011-09-19 to 2011-09-25) · seahazards