Navigational warnings, week 2012-W34

2012-08-20 to 2012-08-26 UTC

  1. 08-20
    27
  2. 08-21
    23
  3. 08-22
    28
  4. 08-23
    19
  5. 08-24
    34
  6. 08-25
    23
  7. 08-26
    16
issued
170
cancelled
165
in force at end
317
of these still in force
0

What this reporting period contains

170 messages have issue dates in this period, and 165 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 33 of 170 recorded messages (19%), the largest category group in this selection.

HYDROPAC accounts for 76 of 170 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

Exercises33
Incidents30
Other25
Cable ops15
Surveys13
Derelicts9
Icebergs9
Nav aids9
Missiles9
Quakes7
Spills5
Debris2
Towing2
Wrecks2

Issued · by sea

South Atlantic Ocean17
North Pacific Ocean14
Indian Ocean13
North Atlantic Ocean9
South Pacific Ocean9
Labrador Sea7
South China Sea4
Gulf of Mexico4

HYDROPAC 76 · HYDROLANT 49 · NAVAREA IV 19 · HYDROARC 11 · USGS earthquakes 7 · NOAA IncidentNews 5 · NAVAREA XII 3

Issued · 170

Cancelled · 165

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 2012-W34 (2012-08-20 to 2012-08-26) · seahazards