(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20211019/0112Z (3) Volcano:Karymsky (CAVW #300130) (4) Current aviation colour code:YELLOW (5) Previous aviation colour code:orange (6) Source:KVERT (7) Notice Number:2021-121 (8) Volcano Location:N 54 deg 2 min E 159 deg 26 min (9) Area:Kamchatka, Russia (10) Summit Elevation:1486 m (4874.08 ft)(11) Volcanic Activity Summary:For the last two weeks only moderate gas-steam activity of the volcano has been observed. The ash explosions were noted on 26 September last time (ash rose up to 3 km a.s.l., ash plume extended for 54 km to the southwest of the volcano). Perhaps the pause in the explosive activity of the volcano will last 2-3 months. KVERT continues to monitor Karymsky volcano. \n\nA moderate gas-steam activity of the volcano continues. A danger of ash emission up to 7-8 km (23,000-26,200 ft) a.s.l. at any time is remains. Ongoing activity could affect international and low-flying aircrafts. (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 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.