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KVERT / VOLCANO OBSERVATORY NOTIFICATION TO AVIATION (VONA)

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KVERT/Volcano Observatory Notification for Aviation

VONA/KVERT Releases
 
Archives in the old format
VONA/KVERT Information Releases (01.2005-05.2012)
KVERT Operative Reports (01.2010-09.2012)
KVERT Daily Reports (02.2000-)
 (1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
 (2) Issued:20160502/2116Z
 (3) Volcano:Klyuchevskoy (CAVW #300260)
 (4) Current Aviation Color Code:ORANGE
 (5) Previous Aviation Color Code:orange
 (6) Source:KVERT
 (7) Notice Number:2016-51
 (8) Volcano Location:N 56 deg 3 min E 160 deg 38 min
 (9) Area:Kamchatka, Russia
(10) Summit Elevation:15580 ft (4750 m)
(11) Volcanic Activity Summary:Explosive-effusive eruption of the volcano continues.

Ash explosions up to 19,700-26,240 ft (6-8 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft.
(12) Volcanic cloud height:3280-6560 ft (1000-2000 m) AMSL Time and method of ash plume/cloud height determination: 20160502/1932Z – NOAA 18 (4m5)
(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 55 mi (88 km)
Direction of drift of ash plume/cloud of the volcano: SE / azimuth 141 deg
Time and method of ash plume/cloud determination: 20160502/1932Z – NOAA 18 (4m5)
(14) Remarks:
(15) Contacts: Anton A. Nuzhdaev, IVS FEB RAS
envi@kscnet.ru

Duty scientist: +79622825253
(16) Next Notice:A new VONA will be issued if conditions change significantly or the Aviation Color Code is changes. VONAs are posted at http://www.kscnet.ru/ivs/kvert/index_eng.php.

In Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FED RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.
 

CITATION GUIDELINES


For formal scientific citation of this VONA/KVERT Information Release, please use the following:
VONA/KVERT Information Release, May 02, 2016. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/index.php?n=2016-51.

Aviation Color Codes
GREEN

Volcano is in normal, non-eruptive state

   or, after a change from a higher level: 

Volcanic activity considered to have ceased, and volcano reverted to its normal, non-eruptive state.
YELLOW

Volcano is experiencing signs of elevated unrest above known background levels. 

   or, after a change from higher level: 

Volcanic activity has decreased significantly but continues to be closely monitored for possible renewed increase.
ORANGE

Volcano is exhibiting heightened unrest with increased likelihood of eruption.

   or,

Volcanic eruption is underway with no or minor ash emission.
[specify ash-plume height if possible]
RED

Eruption is forecast to be imminent with significant emission of ash into the atmosphere likely.

  or,

Eruption is underway with significant emission of ash into the atmosphere.
[specify ash-plume height if possible]



 
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