| (1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) | |
| (2) Issued: | 20160907/0358Z |
| (3) Volcano: | Klyuchevskoy (CAVW #300260) |
| (4) Current Aviation Color Code: | RED |
| (5) Previous Aviation Color Code: | orange |
| (6) Source: | KVERT |
| (7) Notice Number: | 2016-94 |
| (8) Volcano Location: | N 56 deg 3 min E 160 deg 38 min |
| (9) Area: | Kamchatka, Russia |
| (10) Summit Elevation: | 15580 ft (4750 m) |
| (11) Volcanic Activity Summary: | Explosive-effusive eruption of the volcano continues. Explosions send ash up to 7-7.5 km a.s.l. and ash plume extended about 74 km to the east-south-east from the volcano. Explosive-effusive eruption of the volcano continues. Ash explosions up to 26,240-33,000 ft (8-10 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. |
| (12) Volcanic cloud height: | 22960-24600 ft (7000-7500 m) AMSL Time and method of ash plume/cloud height determination: 20160907/0233Z – MODIS AQUA (31m32) |
| (13) Other volcanic cloud information: | Distance of ash plume/cloud of the volcano: 46 mi (74 km) Direction of drift of ash plume/cloud of the volcano: ESE / azimuth 106 deg Time and method of ash plume/cloud determination: 20160907/0233Z – MODIS AQUA (31m32) |
| (14) Remarks: | |
| (15) Contacts: | Dr. Olga A. Girina, Head of KVERT, IVS FEB RAS girina@xxxxxxxxx +74152202044 Duty scientist: +79622825253 |
| (16) Next Notice: | A new VONA will be issued if conditions change significantly or the Aviation Color Code is changes. VONAs are posted at http://www.kscnet.ru/ivs/kvert/index_eng.php. In Russia, KVERT, on behalf of the Institute of Volcanology and Seismology (IVS) FED RAS, is responsible for providing information on volcanic activity to international air navigation services for the airspace users. |
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