(1) VOLCANO OBSERVATORY NOTICE FOR AVIATION (VONA) | |
(2) Issued: | 20160424/0351Z |
(3) Volcano: | Klyuchevskoy (CAVW #300260) |
(4) Current Aviation Color Code: | ORANGE |
(5) Previous Aviation Color Code: | yellow |
(6) Source: | KVERT |
(7) Notice Number: | 2016-48 |
(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 volcanic eruption of Strombolian type continues. Satellite data by KVERT showed an intensive thermal anomaly over the volcano all week. Strong explosions sent ash up to 8-9 km a.s.l. near 13:40 UTC on 23 April, and ash cloud continues to drift to the south-west of the volcano. At 02:28 UTC on April 24, the leading edge of the ash cloud is an estimated 453 km south-west of the volcano. Explosive eruption of the volcano continues. Ash explosions up to 19,700-26,240 ft (6-8 km) a.s.l. could occur at any time. Ongoing activity could affect international and low-flying aircraft. |
(12) Volcanic cloud height: | 3280-6560 ft (1000-2000 m) AMSL Time and method of ash plume/cloud height determination: 20160424/0228Z – NOAA 19 (4m5) |
(13) Other volcanic cloud information: | Distance of ash plume/cloud of the volcano: 281 mi (453 km) Direction of drift of ash plume/cloud of the volcano: WSW / azimuth 253 deg Time and method of ash plume/cloud determination: 20160424/0228Z – NOAA 19 (4m5) |
(14) Remarks: | |
(15) Contacts: | Dr. Olga A. Girina, Head of KVERT, IVS FEB RAS girina@kscnet.ru +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. |
CITATION GUIDELINES For formal scientific citation of this VONA/KVERT Information Release, please use the following: VONA/KVERT Information Release, April 24, 2016. KVERT, Institute of Volcanology and Seismology FEB RAS. URL: http://www.kscnet.ru/ivs/kvert/van/?n=2016-48. |