(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20161209/2355Z (3) Volcano:Sheveluch (CAVW #300270) (4) Current Aviation Color Code:RED (5) Previous Aviation Color Code:orange (6) Source:KVERT (7) Notice Number:2016-191 (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:According to satellite data, explosions sent ash up to 10-11 km a.s.l. and an edge of ash cloud was about 106 km from the volcano to the north-north-east at 2206 UTC on 09 December.\n\nExplosive-extrusive eruption of the volcano continues. Ash explosions up to 32,800-39,400 ft (10-12 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height:32800-36080 ft (10000-11000 m) AMSL Time and method of ash plume/cloud height determination: 20161209/2206Z – NOAA 18 (4m5)(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 66 mi (106 km)\nDirection of drift of ash plume/cloud of the volcano: NNE / azimuth 16 deg (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) FED RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users.