|(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA)|
|(3) Volcano:||Bezymianny (CAVW #300250)|
|(4) Current aviation colour code:||ORANGE|
|(5) Previous aviation colour code:||orange|
|(7) Notice Number:||2022-41|
|(8) Volcano Location:||N 55 deg 58 min E 160 deg 35 min|
|(9) Area:||Kamchatka, Russia|
|(10) Summit Elevation:||2882 m (9452.96 ft)|
|(11) Volcanic Activity Summary:||The extrusive-effusive eruption of the volcano continues, a strong fumarole activity, and an incandescence of the lava dome, and hot avalanches accompanies this process. Strong hot avalanches on the eastern flank of the lava dome continues. A gas-steam plume with some amount of ash is extending for 25 km to the north-east of the volcano.|
The extrusive-effusive eruption of the volcano continues. Ash explosions up to 10 km (32,800 ft) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft.
|(12) Volcanic cloud height:||3000-3500 m (9840-11480 ft) AMSL Time and method of ash plume/cloud height determination: 20220525/0700Z – Himawari-8|
|(13) Other volcanic cloud information:||Distance of ash plume/cloud of the volcano: 25 km (16 mi)|
Direction of drift of ash plume/cloud of the volcano: NE / azimuth 41 deg
Time and method of ash plume/cloud determination: 20220525/0700Z – Video data
|(15) Contacts:|| Dmitry V. Melnikov, IVS FEB RAS|
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/.|
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.
For formal scientific citation of this VONA/KVERT Information Release, please use the following:
VONA/KVERT Information Release, May 25, 2022. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/?n=2022-41.