VONA/KVERT DAILY REPORT Kamchatkan and Northern Kuriles Volcanic Activity April 25, 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, moderate explosions, fumarolic activity and incandescence of the dome summit and hot avalanches accompanies this process. Satellite data by KVERT showed a thermal anomaly over the lava dome. KLYUCHEVSKOY VOLCANO (CAVW #300260) 56.06 N, 160.64 E; Elevation 15580 ft (4750 m) Aviation Color Code is ORANGE A moderate activity of the volcano continues. Satellite data by KVERT showed the ash plume drifted for about 60 km to the south-west from the volcano, and a weak thermal anomaly over the volcano. BEZYMIANNY VOLCANO (CAVW #300250) 55.97 N, 160.6 E; Elevation 9453 ft (2882 m) Aviation Color Code is ORANGE A moderate gas-steam activity of the volcano continues. Satellite data by KVERT showed a thermal anomaly over the volcano. KAMBALNY VOLCANO (CAVW #300010) 51.31 N, 156.88 E; Elevation 7072 ft (2156 m) Aviation Color Code is ORANGE A moderate gas-steam activity of the volcano continues. Satellite data by KVERT showed the volcano was quiet. 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. According to the data by observers from Severo-Kurilsk (Paramushir Island, Northern Kuriles), about eight ash bursts up to 1.6 km a.s.l. occurred; weak ashfalls were noted at Severo-Kurilsk. Satellite data by KVERT showed the volcano was quiet. CONTACT INFORMATION: Duty scientist: Olga A. Girina, E-mail: girina@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.