Navigational warnings, week 2011-W33

2011-08-15 to 2011-08-21 UTC

  1. 08-15
    15
  2. 08-16
    22
  3. 08-17
    20
  4. 08-18
    20
  5. 08-19
    33
  6. 08-20
    19
  7. 08-21
    26
issued
155
cancelled
113
in force at end
276
of these still in force
0

What this reporting period contains

155 messages have issue dates in this period, and 113 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Incidents accounts for 26 of 155 recorded messages (17%), the largest category group in this selection.

HYDROPAC accounts for 75 of 155 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

Incidents26
Exercises23
Nav aids23
Cable ops20
Other16
Quakes15
Missiles7
Derelicts7
Piracy5
Surveys4
Spills3
Restricted2
Wrecks2
Structures1
Ordnance1

Issued · by sea

North Pacific Ocean18
North Atlantic Ocean9
Coral Sea8
South Pacific Ocean8
South Atlantic Ocean7
Arabian Sea5
South China Sea5
Indian Ocean4

HYDROPAC 75 · HYDROLANT 38 · USGS earthquakes 15 · NAVAREA IV 9 · NAVAREA XII 8 · HYDROARC 7 · NOAA IncidentNews 3

Issued · 155

Cancelled · 113

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-W33 (2011-08-15 to 2011-08-21) · seahazards