(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20231206/0351Z (3) Volcano:Sheveluch (CAVW #300270) (4) Current aviation colour code:ORANGE (5) Previous aviation colour code:orange (6) Source:KVERT (7) Notice Number:2023-163 (8) Volcano Location:N 56 deg 38 min E 161 deg 18 min (9) Area:Kamchatka, Russia (10) Summit Elevation:3283 m (10768.24 ft), the dome elevation ~2500 m (8200 ft)(11) Volcanic Activity Summary:Video and satellite data by KVERT show a strong wind lifts ash from the southern slopes of Sheveluch volcano, and a plume of resuspended ash is extending for 88 km to the east-northeast of the volcano.\n\nAn extrusive-effusive eruption of the volcano continues. Ongoing activity could affect low-flying aircraft. (12) Volcanic cloud height:2000 m (6560 ft) AMSL Time and method of ash plume/cloud height determination: 20231206/0350Z – Video data(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 88 km (55 mi)\nDirection of drift of ash plume/cloud of the volcano: E / azimuth 81 deg \nTime and method of ash plume/cloud determination: 20231206/0320Z – Himawari-9 14m15(14) Remarks:resuspended ash(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 colour code is changed. VONAs are posted at http://www.kscnet.ru/ivs/kvert/.\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.