Navigational warnings, week 2013-W17

2013-04-22 to 2013-04-28 UTC

  1. 04-22
    24
  2. 04-23
    23
  3. 04-24
    22
  4. 04-25
    18
  5. 04-26
    36
  6. 04-27
    13
  7. 04-28
    17
issued
153
cancelled
163
in force at end
317
of these still in force
0

What this reporting period contains

153 messages have issue dates in this period, and 163 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 33 of 153 recorded messages (22%), the largest category group in this selection.

HYDROPAC accounts for 77 of 153 recorded messages (50%), 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

Incidents33
Exercises28
Cable ops22
Other20
Missiles9
Nav aids9
Icebergs8
Derelicts6
Piracy5
Surveys5
Quakes4
Wrecks2
Spills1
Ordnance1

Issued · by sea

South Atlantic Ocean18
Indian Ocean16
North Atlantic Ocean12
North Pacific Ocean10
Labrador Sea7
South China Sea7
Bay of Bengal5
Arabian Sea4

HYDROPAC 77 · HYDROLANT 59 · NAVAREA IV 9 · USGS earthquakes 4 · HYDROARC 2 · NAVAREA XII 1 · NOAA IncidentNews 1

Issued · 153

Cancelled · 163

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 2013-W17 (2013-04-22 to 2013-04-28) · seahazards