VONA/KVERT DAILY REPORT Kamchatkan and Northern Kuriles Volcanic Activity August 23, 2017, all time is UTC SHEVELUCH VOLCANO (CAVW #300270) 56.64 N, 161.32 E; Elevation 10768 ft (3283 m), the dome elevation ~8200 ft (2500 m) Aviation Color Code is ORANGE A growth of the lava dome continues (a viscous lava flow reveal in the northern its part), strong fumarole activity, ash explosions, hot avalanches and an incandescence of the dome blocks and hot avalanches accompany this process. Satellite data by KVERT showed a thermal anomaly over the volcano. KLYUCHEVSKOY VOLCANO (CAVW #300260) 56.06 N, 160.64 E; Elevation 15580 ft (4750 m) Aviation Color Code is ORANGE A moderate eruptive activity of the volcano continues. Satellite data by KVERT showed an ash plume extended up to 220 km to the north-west from the volcano. BEZYMIANNY VOLCANO (CAVW #300250) 55.97 N, 160.6 E; Elevation 9453 ft (2882 m) Aviation Color Code is ORANGE A moderate eruptive activity of the volcano continues: an incandescence of the lava dome is observing at night and a lava flow is squeezing at the north-western flank of the lava dome. Satellite data by KVERT showed a thermal anomaly over the volcano. KARYMSKY VOLCANO (CAVW #300130) 54.05 N, 159.44 E; Elevation 4874 ft (1486 m) Aviation Color Code is ORANGE A moderate eruptive activity of the volcano probably continues. Satellite data by KVERT showed the volcano was obscured by clouds. EBEKO VOLCANO (CAVW #290380) 50.69 N, 156.01 E; Elevation 3792 ft (1156 m) Aviation Color Code is ORANGE A moderate activity of the volcano continues. Satellite data by KVERT showed the volcano was obscured by clouds. CONTACT INFORMATION: Duty scientist: Dmitry V. Melnikov, E-mail: dvm@kscnet.ru Tel. Duty scientist: +79622825253 Head of KVERT Dr. Olga A. Girina, E-mail: girina@kscnet.ru Tel.: +74152202044 In 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. The daily satellite monitoring for 36 volcanoes of Kamchatkan and Northern Kuriles are producing of KVERT. KVERT web-page (the Institute of Volcanology and Seismology FEB RAS): http://www.kscnet.ru/ivs/kvert/index_eng.php.