Navigational warnings, week 2017-W22

2017-05-29 to 2017-06-04 UTC

  1. 05-29
    32
  2. 05-30
    35
  3. 05-31
    35
  4. 06-01
    49
  5. 06-02
    36
  6. 06-03
    24
  7. 06-04
    25
issued
236
cancelled
257
in force at end
438
of these still in force
0

What this reporting period contains

236 messages have issue dates in this period, and 257 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 57 of 236 recorded messages (24%), the largest category group in this selection.

HYDROPAC accounts for 96 of 236 recorded messages (41%), 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

Other57
Incidents43
Exercises40
Nav aids25
Surveys22
Missiles9
Icebergs9
Spills6
Quakes6
Piracy6
Ordnance5
Derelicts4
Wrecks2
Debris1
Restricted1

Issued · by sea

North Atlantic Ocean27
South Atlantic Ocean16
North Pacific Ocean14
South China Sea10
North Sea9
Indian Ocean7
Gulf of Mexico7
Mediterranean Sea - Eastern Basin6

HYDROPAC 96 · HYDROLANT 88 · NAVAREA IV 25 · NAVAREA XII 10 · USGS earthquakes 6 · NOAA IncidentNews 6 · HYDROARC 5

Issued · 236

Cancelled · 257

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-W22 (2017-05-29 to 2017-06-04) · seahazards