Navigational warnings, week 2012-W51

2012-12-17 to 2012-12-23 UTC

  1. 12-17
    26
  2. 12-18
    20
  3. 12-19
    23
  4. 12-20
    28
  5. 12-21
    20
  6. 12-22
    20
  7. 12-23
    15
issued
152
cancelled
157
in force at end
292
of these still in force
0

What this reporting period contains

152 messages have issue dates in this period, and 157 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 35 of 152 recorded messages (23%), the largest category group in this selection.

HYDROPAC accounts for 74 of 152 recorded messages (49%), 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

Incidents35
Cable ops23
Exercises23
Other16
Nav aids14
Icebergs10
Surveys9
Quakes6
Derelicts5
Wrecks2
Missiles2
Debris2
Spills2
Storms1
Containers1
Piracy1

Issued · by sea

South Atlantic Ocean23
Indian Ocean10
North Pacific Ocean8
North Atlantic Ocean7
Labrador Sea6
South China Sea6
Bay of Bengal5
Gulf of Mexico4

HYDROPAC 74 · HYDROLANT 59 · NAVAREA IV 11 · USGS earthquakes 6 · NOAA IncidentNews 2

Issued · 152

Cancelled · 157

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-W51 (2012-12-17 to 2012-12-23) · seahazards