VONA/KVERT (Sheveluch 2017-127)
(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20170614/1932Z (3) Volcano:Sheveluch (CAVW #300270) (4) Current Aviation Color Code:RED (5) Previous Aviation Color Code:orange (6) Source:KVERT (7) Notice Number:2017-127 (8) Volcano Location:N 56 deg 38 min E 161 deg 18 min (9) Area:Kamchatka, Russia (10) Summit Elevation:10768.24 ft (3283 m), the dome elevation ~8200 ft (2500 m)(11) Volcanic Activity Summary:Vast ash cloud (size 140x60 km) from the eruption on 16:30 UTC was observed about 64 km to the south-west and 76 km to north-west from the volcano.\n\nExplosive-extrusive eruption of the volcano continues. Ash explosions up to 26,200-32,800 ft (8-10 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height:39360 ft (12000 m) AMSL Time and method of ash plume/cloud height determination: 20170614/1630Z – Himawari-8(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 47 mi (76 km)\nDirection of drift of ash plume/cloud of the volcano: N / azimuth 352 deg \nTime and method of ash plume/cloud determination: 20170614/1900Z – Himawari-8\nStart time of explosion and how determined: 20170614/1620Z – Satellite data(14) Remarks:(15) Contacts: Dmitry V. Melnikov, IVS FEB RAS\ndvm@kscnet.ru \n\nDuty 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.\n\nIn 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.
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KVERT