(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20170616/1010Z (3) Volcano:Bezymianny (CAVW #300250) (4) Current Aviation Color Code:ORANGE (5) Previous Aviation Color Code:red (6) Source:KVERT (7) Notice Number:2017-140 (8) Volcano Location:N 55 deg 58 min E 160 deg 35 min (9) Area:Kamchatka, Russia (10) Summit Elevation:9452.96 ft (2882 m)(11) Volcanic Activity Summary:A gas-steam activity of the volcano continues. A large ash cloud in size 212x115 km continues to move to the east from the volcano. At 0910 UTC on 16 June, the leading edge of the ash cloud is an estimated 246 km to the east of the volcano. See the VAAC Tokyo VAA/VAG and SIGMETs for current ash cloud information.\n\nA gas-steam activity of the volcano continues. A danger of strong ash explosions up to 32,800 ft (10 km) a.s.l. is remains. Ongoing activity could affect international and 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\ngirina@kscnet.ru +74152202044\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.