VOLKAM19 EXERCISE EXERCISE EXERCISE VOLKAM19 EXERCISE EXERCISE\n\n (1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) (2) Issued:20190418/2230Z (3) Volcano:Ushkovsky (CAVW #300261) (4) Current aviation colour code:RED (5) Previous aviation colour code:green (6) Source:KVERT (7) Notice Number:2019-0001 (8) Volcano Location:N 56 deg 4 min E 160 deg 28 min (9) Area:Kamchatka, Russia (10) Summit Elevation:12933.04 ft (3943 m)(11) Volcanic Activity Summary:A strong explosive eruption of Ushkovsky volcano began at 22:15 UTC on April 18, 2019. According to satellite data, ash is reaching 25,000 ft (7.6 km) a.s.l., and ash plume is drifting to the northwest of the volcano on the height 25,000 ft (7.6 km) a.s.l. at this time. Ash emission is continuing.\n\nA strong explosive eruption of the volcano continues. Ongoing activity could affect international and low-flying aircraft. (12) Volcanic cloud height:24928 ft (7600 m) AMSL Time and method of ash plume/cloud height determination: 20190418/2215Z – NOAA 18 (4m5)(13) Other volcanic cloud information:Distance of ash plume/cloud of the volcano: 19 mi (30 km)\nDirection of drift of ash plume/cloud of the volcano: NW / azimuth 320 deg \nTime and method of ash plume/cloud determination: 20190418/2215Z – NOAA 18 (4m5)(14) Remarks:This strong explosive eruption is extremely hazardous for aircraft downwind. There was one known a strong explosive eruption of Ushkovsky volcano in 7682±108 B.C. Ushkovsky volcano is monitored with seismic stations. KVERT uses satellite data and visual observations by volcanologist of F.Yu. Levinson-Lessing Kamchatkan Volcanological Station (Klyuchi), and hikers and pilots reports to monitor this volcano.(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/index_eng.php.\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.VOLKAM19 EXERCISE EXERCISE EXERCISE VOLKAM19 EXERCISE EXERCISE\n\n