Navigational warnings, week 2016-W17

2016-04-25 to 2016-05-01 UTC

  1. 04-25
    20
  2. 04-26
    21
  3. 04-27
    41
  4. 04-28
    33
  5. 04-29
    33
  6. 04-30
    14
  7. 05-01
    14
issued
176
cancelled
202
in force at end
364
of these still in force
0

What this reporting period contains

176 messages have issue dates in this period, and 202 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 34 of 176 recorded messages (19%), the largest category group in this selection.

HYDROLANT accounts for 68 of 176 recorded messages (39%), 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

Incidents34
Other26
Exercises25
Nav aids24
Cable ops20
Missiles9
Icebergs9
Derelicts6
Surveys6
Quakes6
Ordnance3
Restricted3
Piracy2
Spills2
Wrecks1

Issued · by sea

North Atlantic Ocean21
North Pacific Ocean11
South Atlantic Ocean10
South China Sea8
Mediterranean Sea - Eastern Basin7
Gulf of Mexico6
Coral Sea6
Arabian Sea6

HYDROLANT 68 · HYDROPAC 67 · NAVAREA IV 22 · HYDROARC 8 · USGS earthquakes 6 · NAVAREA XII 3 · NOAA IncidentNews 2

Issued · 176

Cancelled · 202

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-W17 (2016-04-25 to 2016-05-01) · seahazards