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KVERT Information Releases for Opala Volcano
 
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VOLKAM19 EXERCISE finished

 (1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)
 (2) Issued:20190419/0220Z
 (3) Volcano:Opala (CAVW #300080)
 (4) Current aviation colour code:GREEN
 (5) Previous aviation colour code:orange
 (6) Source:KVERT
 (7) Notice Number:2019-0004
 (8) Volcano Location:N 52 deg 32 min E 157 deg 20 min
 (9) Area:Kamchatka, Russia
(10) Summit Elevation:8118 ft (2475 m)
(11) Volcanic Activity Summary:A moderate gas-steam activity of the volcano continues. KVERT continues to monitor Opala volcano.

A moderate gas-steam activity of the volcano continues. Aerosol plumes could affect low-flying aircraft.
(12) Volcanic cloud height:NO ASH CLOUD PRODUSED
(13) Other volcanic cloud information:NO ASH CLOUD PRODUSED
(14) Remarks:
(15) Contacts:Dr. Olga A. Girina, Head of KVERT, IVS FEB RAS
girina@kscnet.ru +74152202044

Duty scientist: +79622825253
(16) Next Notice:A new VONA will be issued if conditions change significantly or the colour code is changed. 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) FEB RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.
VOLKAM19 EXERCISE finished

 

CITATION GUIDELINES


For formal scientific citation of this VONA/KVERT Operative Report, please use the following:
VONA/KVERT Operative Report, April 19, 2019. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/?n=2019-0004.

Aviation Colour 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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