Navigational warnings, week 2017-W03

2017-01-16 to 2017-01-22 UTC

  1. 01-16
    31
  2. 01-17
    37
  3. 01-18
    22
  4. 01-19
    45
  5. 01-20
    38
  6. 01-21
    19
  7. 01-22
    27
issued
219
cancelled
188
in force at end
522
of these still in force
0

What this reporting period contains

219 messages have issue dates in this period, and 188 have cancellation dates in it. A cancellation can close a message issued earlier; subtracting these totals does not give a count of new incidents.

Other accounts for 43 of 219 recorded messages (20%), the largest category group in this selection.

HYDROPAC accounts for 96 of 219 recorded messages (44%), 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

Other43
Incidents39
Exercises33
Nav aids21
Cable ops16
Icebergs14
Surveys11
Derelicts10
Quakes10
Missiles9
Wrecks6
Ordnance3
Debris2
Spills1
Containers1

Issued · by sea

South Atlantic Ocean17
North Pacific Ocean16
South China Sea15
North Atlantic Ocean14
Bay of Bengal10
North Sea9
Labrador Sea7
Arabian Sea6

HYDROPAC 96 · HYDROLANT 83 · NAVAREA IV 16 · NAVAREA XII 13 · USGS earthquakes 8 · HYDROARC 2 · NOAA IncidentNews 1

Issued · 219

Cancelled · 188

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 2017-W03 (2017-01-16 to 2017-01-22) · seahazards