Navigational warnings, week 2016-W15

2016-04-11 to 2016-04-17 UTC

  1. 04-11
    21
  2. 04-12
    33
  3. 04-13
    33
  4. 04-14
    26
  5. 04-15
    33
  6. 04-16
    22
  7. 04-17
    16
issued
184
cancelled
156
in force at end
393
of these still in force
0

What this reporting period contains

184 messages have issue dates in this period, and 156 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 39 of 184 recorded messages (21%), the largest category group in this selection.

HYDROLANT accounts for 65 of 184 recorded messages (35%), 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

Exercises39
Incidents29
Other24
Quakes23
Surveys14
Cable ops13
Nav aids12
Icebergs8
Missiles8
Derelicts4
Piracy3
Spills2
Containers2
Ordnance2
Wrecks1

Issued · by sea

Mediterranean Sea - Eastern Basin18
North Pacific Ocean14
North Atlantic Ocean13
South Atlantic Ocean13
South Pacific Ocean12
Eastern China Sea5
South China Sea5
Gulf of Mexico5

HYDROLANT 65 · HYDROPAC 57 · NAVAREA IV 25 · USGS earthquakes 21 · NAVAREA XII 10 · HYDROARC 4 · NOAA IncidentNews 2

Issued · 184

Cancelled · 156

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 2016-W15 (2016-04-11 to 2016-04-17) · seahazards